USGS 12300110 Lake Koocanusa at international boundary Water Quality Data

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Water Quality Samples for Montana

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Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.

Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024
with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.

**Output formats**
Parameter Group Period of Record table
Inventory of available water-quality data for printing
Inventory of water-quality data with retrieval
Tab-separated data, one result per row
Tab-separated data one sample per row with remark codes combined with values
Tab-separated data one sample per row with tab-delimiter for remark codes
Reselect output format

Output formats

Parameter Group Period of Record table

Inventory of available water-quality data for printing

Inventory of water-quality data with retrieval

Tab-separated data, one result per row

Tab-separated data one sample per row with remark codes combined with values

Tab-separated data one sample per row with tab-delimiter for remark codes

Reselect output format

Sample Datetime	Sample End Datetime	Time datum	Time datum reliability code	Sample Medium Code	Agency Collecting Sample, Code	Selen- ium, water, fltrd, ug/L (01145)
1976-09-02 10:30		MDT	T	WS		< 1
1976-09-02 12:30		MDT	T	WS		< 1
2019-08-21 11:15		MDT	K	WS	USGS-WRD	0.86
2019-08-21 11:30		MDT	K	WS	USGS-WRD	0.94
2019-08-21 11:45		MDT	K	WS	USGS-WRD	1.1
2019-08-21 12:00		MDT	K	WS	USGS-WRD	1.2
2019-09-02 17:33		MDT	K	WS	USGS-WRD	1.0
2019-09-02 17:37		MDT	K	WS	USGS-WRD	0.93
2019-09-02 17:45		MDT	K	WS	USGS-WRD	1.2
2019-09-03 17:29		MDT	K	WS	USGS-WRD	1.2
2019-09-03 17:33		MDT	K	WS	USGS-WRD	0.98
2019-09-04 15:45		MDT	K	WS	USGS-WRD	0.93
2019-09-04 15:47		MDT	K	WS	USGS-WRD	0.94
2019-09-04 15:52		MDT	K	WS	USGS-WRD	0.91
2019-09-04 15:55		MDT	K	WS	USGS-WRD	0.99
2019-09-04 15:56		MDT	K	WS	USGS-WRD	0.96
2019-09-04 16:00		MDT	K	WS	USGS-WRD	0.65
2019-09-04 16:05		MDT	K	WS	USGS-WRD	1.2
2019-09-04 16:15		MDT	K	WS	USGS-WRD	1.2
2019-09-05 15:47		MDT	K	WS	USGS-WRD	0.85
2019-09-05 15:56		MDT	K	WS	USGS-WRD	1.0
2019-09-05 16:00		MDT	K	WS	USGS-WRD	0.54
2019-09-06 15:47		MDT	K	WS	USGS-WRD	0.92
2019-09-06 16:00		MDT	K	WS	USGS-WRD	1.0
2019-09-07 15:47		MDT	K	WS	USGS-WRD	0.85
2019-09-07 16:00		MDT	K	WS	USGS-WRD	0.98
2019-09-08 15:47		MDT	K	WS	USGS-WRD	0.88
2019-09-08 16:00		MDT	K	WS	USGS-WRD	0.85
2019-09-09 15:47		MDT	K	WS	USGS-WRD	0.92
2019-09-09 15:52		MDT	K	WS	USGS-WRD	0.92
2019-09-09 15:56		MDT	K	WS	USGS-WRD	1.0
2019-09-10 15:47		MDT	K	WS	USGS-WRD	0.93
2019-09-10 15:52		MDT	K	WS	USGS-WRD	1.0
2019-09-10 16:00		MDT	K	WS	USGS-WRD	1.0
2019-09-11 15:47		MDT	K	WS	USGS-WRD	0.89
2019-09-11 15:52		MDT	K	WS	USGS-WRD	0.90
2019-09-11 15:56		MDT	K	WS	USGS-WRD	0.98
2019-09-12 15:47		MDT	K	WS	USGS-WRD	0.83
2019-09-12 15:52		MDT	K	WS	USGS-WRD	0.94
2019-09-13 15:47		MDT	K	WS	USGS-WRD	0.90
2019-09-13 15:52		MDT	K	WS	USGS-WRD	0.93
2019-09-14 15:47		MDT	K	WS	USGS-WRD	0.93
2019-09-14 15:52		MDT	K	WS	USGS-WRD	0.91
2019-09-14 15:56		MDT	K	WS	USGS-WRD	1.0
2019-09-15 15:47		MDT	K	WS	USGS-WRD	0.84
2019-09-16 15:47		MDT	K	WS	USGS-WRD	0.88
2019-09-16 15:52		MDT	K	WS	USGS-WRD	0.94
2019-09-17 15:47		MDT	K	WS	USGS-WRD	0.98
2019-09-17 15:52		MDT	K	WS	USGS-WRD	0.92
2019-09-18 15:47		MDT	K	WS	USGS-WRD	0.91
2019-09-18 16:00		MDT	K	WS	USGS-WRD	0.96
2019-09-19 15:47		MDT	K	WS	USGS-WRD	0.89
2019-09-20 15:47		MDT	K	WS	USGS-WRD	0.92
2019-09-21 15:47		MDT	K	WS	USGS-WRD	0.90
2019-09-22 15:47		MDT	K	WS	USGS-WRD	0.96
2019-09-22 15:56		MDT	K	WS	USGS-WRD	0.54
2019-09-25 15:52		MDT	K	WS	USGS-WRD	0.94
2019-09-29 15:56		MDT	K	WS	USGS-WRD	1.3
2019-10-03 12:00		MDT	K	WS	USGS-WRD	1.1
2019-10-03 14:03		MDT	K	WS	USGS-WRD	0.91
2019-10-03 14:27		MDT	K	WS	USGS-WRD	0.97
2019-10-03 16:20		MDT	K	WS	USGS-WRD	0.98
2019-10-03 16:40		MDT	K	WS	USGS-WRD	1.0
2019-10-04 12:00		MDT	K	WS	USGS-WRD	1.0
2019-10-04 14:03		MDT	K	WS	USGS-WRD	1.0
2019-10-04 14:44		MDT	K	WS	USGS-WRD	1.1
2019-10-05 14:03		MDT	K	WS	USGS-WRD	0.43
2019-10-05 14:44	2019-10-07 14:44	MDT	K	WS	USGS-WRD	1.0
2019-10-05 15:50		MDT	K	WS	USGS-WRD	1.0
2019-10-06 14:03		MDT	K	WS	USGS-WRD	0.23
2019-10-06 15:50		MDT	K	WS	USGS-WRD	1.0
2019-10-07 14:03		MDT	K	WS	USGS-WRD	0.80
2019-10-07 15:50		MDT	K	WS	USGS-WRD	1.1
2019-10-08 14:03		MDT	K	WS	USGS-WRD	0.85
2019-10-08 14:44		MDT	K	WS	USGS-WRD	0.94
2019-10-08 15:50		MDT	K	WS	USGS-WRD	1.0
2019-10-09 14:03		MDT	K	WS	USGS-WRD	0.84
2019-10-09 14:44		MDT	K	WS	USGS-WRD	1.2
2019-10-09 15:50		MDT	K	WS	USGS-WRD	1.0
2019-10-10 14:03		MDT	K	WS	USGS-WRD	0.57
2019-10-10 14:44		MDT	K	WS	USGS-WRD	1.1
2019-10-10 15:50		MDT	K	WS	USGS-WRD	1.1
2019-10-11 12:00		MDT	K	WS	USGS-WRD	1.1
2019-10-11 15:50		MDT	K	WS	USGS-WRD	1.0
2019-10-12 14:44		MDT	K	WS	USGS-WRD	1.2
2019-10-12 15:50		MDT	K	WS	USGS-WRD	1.1
2019-10-13 14:03		MDT	K	WS	USGS-WRD	0.68
2019-10-13 15:50		MDT	K	WS	USGS-WRD	0.99
2019-10-14 14:03		MDT	K	WS	USGS-WRD	0.40
2019-10-14 15:50		MDT	K	WS	USGS-WRD	1.0
2019-10-15 14:03		MDT	K	WS	USGS-WRD	0.81
2019-10-15 15:50		MDT	K	WS	USGS-WRD	1.1
2019-10-16 14:44		MDT	K	WS	USGS-WRD	1.1
2019-10-16 15:50		MDT	K	WS	USGS-WRD	1.1
2019-10-17 14:03		MDT	K	WS	USGS-WRD	0.57
2019-10-17 15:50		MDT	K	WS	USGS-WRD	1.1
2019-10-18 14:03		MDT	K	WS	USGS-WRD	0.25
2019-10-18 15:50		MDT	K	WS	USGS-WRD	1.1
2019-10-19 15:50		MDT	K	WS	USGS-WRD	1.1
2019-10-20 15:50		MDT	K	WS	USGS-WRD	1.0
2019-10-21 15:50		MDT	K	WS	USGS-WRD	1.1
2019-10-25 14:03		MDT	K	WS	USGS-WRD	0.95
2019-10-26 15:50		MDT	K	WS	USGS-WRD	1.0
2019-10-27 15:50		MDT	K	WS	USGS-WRD	1.0
2019-10-28 15:50		MDT	K	WS	USGS-WRD	0.32
2019-10-29 15:50		MDT	K	WS	USGS-WRD	0.72
2019-10-30 14:03		MDT	K	WS	USGS-WRD	1.0
2019-10-31 14:03		MDT	K	WS	USGS-WRD	0.55
2019-11-01 14:03		MDT	K	WS	USGS-WRD	0.85
2019-11-06 12:45		MST	K	WS	USGS-WRD	1.1
2019-11-06 13:00		MST	K	WS	USGS-WRD	1.3
2020-07-07 13:45		MDT	K	WS	USGS-WRD	1.1
2020-07-07 13:55		MDT	K	WS	USGS-WRD	0.70
2020-07-07 14:05		MDT	K	WS	USGS-WRD	0.83
2020-07-07 14:15		MDT	K	WS	USGS-WRD	0.90
2020-07-28 13:40		MDT	K	WS	USGS-WRD	1.2
2020-07-28 13:55		MDT	K	WS	USGS-WRD	1.0
2020-07-28 14:30		MDT	K	WS	USGS-WRD	0.90
2020-07-28 14:45		MDT	K	WS	USGS-WRD	0.95
2020-07-28 17:00		MDT	K	WS	USGS-WRD	0.86
2020-07-29 16:41		MDT	K	WS	USGS-WRD	0.89
2020-07-31 16:41		MDT	K	WS	USGS-WRD	0.84
2020-08-01 16:41		MDT	K	WS	USGS-WRD	0.88
2020-08-03 16:41		MDT	K	WS	USGS-WRD	0.85
2020-08-04 16:41		MDT	K	WS	USGS-WRD	0.92
2020-08-06 16:41		MDT	K	WS	USGS-WRD	0.88
2020-08-07 16:41		MDT	K	WS	USGS-WRD	0.87
2020-08-08 16:41		MDT	K	WS	USGS-WRD	0.99
2020-08-09 16:41		MDT	K	WS	USGS-WRD	0.94
2020-08-11 16:41		MDT	K	WS	USGS-WRD	1.2
2020-08-12 16:41		MDT	K	WS	USGS-WRD	0.89
2020-08-13 16:41		MDT	K	WS	USGS-WRD	0.92
2020-08-14 16:41		MDT	K	WS	USGS-WRD	0.98
2020-08-15 16:41		MDT	K	WS	USGS-WRD	0.97
2020-08-18 16:41		MDT	K	WS	USGS-WRD	1.1
2020-08-20 16:41		MDT	K	WS	USGS-WRD	1.0
2020-08-21 16:41		MDT	K	WS	USGS-WRD	0.93
2020-08-22 16:41		MDT	K	WS	USGS-WRD	0.99
2020-08-23 16:41		MDT	K	WS	USGS-WRD	1.1
2020-08-24 16:41		MDT	K	WS	USGS-WRD	1.1
2020-08-25 14:56		MDT	K	WS	USGS-WRD	0.97
2020-08-25 16:07		MDT	K	WS	USGS-WRD	1.0
2020-08-26 14:56		MDT	K	WS	USGS-WRD	0.94
2020-08-26 16:07		MDT	K	WS	USGS-WRD	1.0
2020-08-27 10:45		MDT	K	WS	USGS-WRD	1.1
2020-08-27 11:00		MDT	K	WS	USGS-WRD	1.0
2020-08-27 12:45		MDT	K	WS	USGS-WRD	1.1
2020-08-27 13:00		MDT	K	WS	USGS-WRD	1.0
2020-08-27 14:56		MDT	K	WS	USGS-WRD	1.0
2020-08-27 16:07		MDT	K	WS	USGS-WRD	1.0
2020-08-28 14:21		MDT	K	WS	USGS-WRD	1.0
2020-08-28 14:56		MDT	K	WS	USGS-WRD	1.0
2020-08-29 14:21		MDT	K	WS	USGS-WRD	0.92
2020-08-29 14:56		MDT	K	WS	USGS-WRD	0.95
2020-08-29 16:07		MDT	K	WS	USGS-WRD	1.0
2020-08-30 14:21		MDT	K	WS	USGS-WRD	0.87
2020-08-30 14:56		MDT	K	WS	USGS-WRD	0.99
2020-08-31 14:21		MDT	K	WS	USGS-WRD	0.90
2020-08-31 14:56		MDT	K	WS	USGS-WRD	0.98
2020-09-01 14:21		MDT	K	WS	USGS-WRD	0.87
2020-09-01 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-02 14:21		MDT	K	WS	USGS-WRD	0.93
2020-09-02 14:56		MDT	K	WS	USGS-WRD	0.99
2020-09-03 14:21		MDT	K	WS	USGS-WRD	0.90
2020-09-03 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-04 14:21		MDT	K	WS	USGS-WRD	1.1
2020-09-04 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-05 14:21		MDT	K	WS	USGS-WRD	0.97
2020-09-05 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-06 14:21		MDT	K	WS	USGS-WRD	0.98
2020-09-06 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-07 14:21		MDT	K	WS	USGS-WRD	0.97
2020-09-07 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-08 14:21		MDT	K	WS	USGS-WRD	1.1
2020-09-08 14:56		MDT	K	WS	USGS-WRD	1.1
2020-09-09 14:21		MDT	K	WS	USGS-WRD	1.0
2020-09-09 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-10 14:21		MDT	K	WS	USGS-WRD	0.96
2020-09-10 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-11 14:21		MDT	K	WS	USGS-WRD	0.87
2020-09-11 14:56		MDT	K	WS	USGS-WRD	0.96
2020-09-12 14:21		MDT	K	WS	USGS-WRD	0.98
2020-09-12 14:56		MDT	K	WS	USGS-WRD	1.1
2020-09-13 14:21		MDT	K	WS	USGS-WRD	1.1
2020-09-13 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-14 14:21		MDT	K	WS	USGS-WRD	1.3
2020-09-14 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-15 10:30		MDT	K	WS	USGS-WRD	1.0
2020-09-15 12:00		MDT	K	WS	USGS-WRD	1.0
2020-09-15 14:21		MDT	K	WS	USGS-WRD	1.5
2020-09-15 14:56		MDT	K	WS	USGS-WRD	0.99
2020-09-16 14:21		MDT	K	WS	USGS-WRD	0.98
2020-09-16 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-17 14:21		MDT	K	WS	USGS-WRD	0.95
2020-09-17 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-18 14:21		MDT	K	WS	USGS-WRD	1.0
2020-09-18 14:56		MDT	K	WS	USGS-WRD	0.95
2020-09-19 14:21		MDT	K	WS	USGS-WRD	0.96
2020-09-19 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-20 14:21		MDT	K	WS	USGS-WRD	1.2
2020-09-20 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-21 14:21		MDT	K	WS	USGS-WRD	1.2
2020-09-21 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-22 14:21		MDT	K	WS	USGS-WRD	1.1
2020-09-22 14:56		MDT	K	WS	USGS-WRD	1.0
2020-09-23 12:15		MDT	K	WS	USGS-WRD	0.92
2020-09-23 14:00		MDT	K	WS	USGS-WRD	1.1
2020-09-23 15:00		MDT	K	WS	USGS-WRD	1.1
2020-09-23 15:20		MDT	K	WS	USGS-WRD	1.0
2020-09-23 17:00		MDT	K	WS	USGS-WRD	1.1
2020-09-23 17:30		MDT	K	WS	USGS-WRD	0.99
2020-09-24 12:15		MDT	K	WS	USGS-WRD	1.0
2020-09-24 15:45		MDT	K	WS	USGS-WRD	0.97
2020-09-25 12:15		MDT	K	WS	USGS-WRD	0.99
2020-09-25 15:45		MDT	K	WS	USGS-WRD	1.0
2020-09-25 17:30		MDT	K	WS	USGS-WRD	0.93
2020-09-26 12:15		MDT	K	WS	USGS-WRD	0.99
2020-09-26 15:45		MDT	K	WS	USGS-WRD	1.0
2020-09-27 12:15		MDT	K	WS	USGS-WRD	0.96
2020-09-27 17:30		MDT	K	WS	USGS-WRD	1.0
2020-09-28 12:15		MDT	K	WS	USGS-WRD	1.0
2020-09-28 15:45		MDT	K	WS	USGS-WRD	1.0
2020-09-28 17:30		MDT	K	WS	USGS-WRD	0.94
2020-09-29 12:15		MDT	K	WS	USGS-WRD	1.1
2020-09-29 17:30		MDT	K	WS	USGS-WRD	1.0
2020-09-30 15:45		MDT	K	WS	USGS-WRD	1.1
2020-09-30 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-01 12:15		MDT	K	WS	USGS-WRD	1.0
2020-10-01 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-02 12:15		MDT	K	WS	USGS-WRD	1.0
2020-10-02 15:45		MDT	K	WS	USGS-WRD	1.0
2020-10-02 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-03 12:15		MDT	K	WS	USGS-WRD	0.97
2020-10-03 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-04 12:15		MDT	K	WS	USGS-WRD	0.99
2020-10-04 17:30		MDT	K	WS	USGS-WRD	1.1
2020-10-05 12:15		MDT	K	WS	USGS-WRD	1.0
2020-10-05 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-06 12:15		MDT	K	WS	USGS-WRD	0.99
2020-10-06 15:45		MDT	K	WS	USGS-WRD	1.2
2020-10-06 17:30		MDT	K	WS	USGS-WRD	0.96
2020-10-07 12:15		MDT	K	WS	USGS-WRD	0.99
2020-10-07 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-08 12:15		MDT	K	WS	USGS-WRD	0.96
2020-10-08 15:45		MDT	K	WS	USGS-WRD	1.2
2020-10-08 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-09 12:15		MDT	K	WS	USGS-WRD	0.98
2020-10-09 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-10 12:15		MDT	K	WS	USGS-WRD	0.99
2020-10-10 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-11 12:15		MDT	K	WS	USGS-WRD	0.98
2020-10-11 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-12 12:15		MDT	K	WS	USGS-WRD	1.0
2020-10-12 15:45		MDT	K	WS	USGS-WRD	0.99
2020-10-12 17:30		MDT	K	WS	USGS-WRD	0.96
2020-10-13 12:15		MDT	K	WS	USGS-WRD	0.99
2020-10-14 12:15		MDT	K	WS	USGS-WRD	0.99
2020-10-14 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-15 12:15		MDT	K	WS	USGS-WRD	0.98
2020-10-15 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-16 12:15		MDT	K	WS	USGS-WRD	1.0
2020-10-16 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-17 12:15		MDT	K	WS	USGS-WRD	0.98
2020-10-17 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-18 12:15		MDT	K	WS	USGS-WRD	0.99
2020-10-19 12:15		MDT	K	WS	USGS-WRD	1.0
2020-10-19 15:45		MDT	K	WS	USGS-WRD	1.0
2020-10-19 17:30		MDT	K	WS	USGS-WRD	1.0
2020-10-20 12:00		MDT	K	WS	USGS-WRD	1.1
2020-10-20 12:15		MDT	K	WS	USGS-WRD	1.1
2020-10-20 12:35		MDT	K	WS	USGS-WRD	1.0
2020-10-20 12:40		MDT	K	WS	USGS-WRD	1.0
2020-11-17 12:45		MST	K	WS	USGS-WRD	1.4
2020-11-17 13:00		MST	K	WS	USGS-WRD	1.3
2020-11-17 13:10		MST	K	WS	USGS-WRD	1.2
2020-11-17 13:20		MST	K	WS	USGS-WRD	1.2
2021-04-01 11:00		MDT	K	WS	USGS-WRD	1.4
2021-04-01 11:01		MDT	K	WS	USGS-WRD	1.37
2021-04-01 11:30		MDT	K	WS	USGS-WRD	1.3
2021-04-01 11:31		MDT	K	WS	USGS-WRD	1.35
2021-04-14 09:45		MDT	K	WS	USGS-WRD	1.9
2021-04-14 09:46		MDT	K	WS	USGS-WRD	1.87
2021-04-14 10:00		MDT	K	WS	USGS-WRD	1.9
2021-04-14 10:01		MDT	K	WS	USGS-WRD	1.96
2021-05-19 14:35	2021-05-25 14:35	MDT	K	WS	USGS-WRD	1.4
2021-05-19 14:43	2021-05-25 14:43	MDT	K	WS	USGS-WRD	1.2
2021-05-19 14:45		MDT	K	WS	USGS-WRD	2.0
2021-05-19 14:46		MDT	K	WS	USGS-WRD	1.89
2021-05-19 14:54	2021-05-25 14:54	MDT	K	WS	USGS-WRD	1.2
2021-05-19 15:30		MDT	K	WS	USGS-WRD	1.2
2021-05-19 15:31		MDT	K	WS	USGS-WRD	1.07
2021-05-26 14:35	2021-06-01 14:35	MDT	K	WS	USGS-WRD	1.4
2021-05-26 14:43	2021-06-01 14:43	MDT	K	WS	USGS-WRD	1.2
2021-05-26 14:54	2021-06-01 14:54	MDT	K	WS	USGS-WRD	1.4
2021-06-02 14:35	2021-06-08 14:35	MDT	K	WS	USGS-WRD	1.1
2021-06-02 14:54	2021-06-08 14:54	MDT	K	WS	USGS-WRD	1.2
2021-06-09 14:35	2021-06-15 14:35	MDT	K	WS	USGS-WRD	1.4
2021-06-17 10:25	2021-06-23 10:25	MDT	K	WS	USGS-WRD	1.0
2021-06-17 12:15		MDT	K	WS	USGS-WRD	1.1
2021-06-17 12:16		MDT	K	WS	USGS-WRD	1.06
2021-06-17 12:30		MDT	K	WS	USGS-WRD	1.2
2021-06-17 12:31		MDT	K	WS	USGS-WRD	1.08
2021-06-24 10:25	2021-06-30 10:25	MDT	K	WS	USGS-WRD	1.0
2021-07-01 10:25	2021-07-07 10:25	MDT	K	WS	USGS-WRD	1.1
2021-07-08 10:25	2021-07-14 10:25	MDT	K	WS	USGS-WRD	1.2
2021-07-15 11:00		MDT	K	WS	USGS-WRD	1.4
2021-07-15 11:01		MDT	K	WS	USGS-WRD	1.19
2021-07-15 12:00		MDT	K	WS	USGS-WRD	1.0
2021-07-15 12:01		MDT	K	WS	USGS-WRD	0.968
2021-07-15 13:00	2021-07-21 13:00	MDT	K	WS	USGS-WRD	1.1
2021-07-15 16:57	2021-07-21 16:57	MDT	K	WS	USGS-WRD	1.3
2021-07-22 13:00	2021-07-28 13:00	MDT	K	WS	USGS-WRD	1.2
2021-07-22 16:57	2021-07-28 16:57	MDT	K	WS	USGS-WRD	1.2
2021-07-29 13:00	2021-08-04 13:00	MDT	K	WS	USGS-WRD	1.1
2021-07-29 16:57	2021-08-04 16:57	MDT	K	WS	USGS-WRD	1.2
2021-08-12 13:20		MDT	K	WS	USGS-WRD	1.2
2021-08-12 13:21		MDT	K	WS	USGS-WRD	1.09
2021-08-12 14:30		MDT	K	WS	USGS-WRD	1.1
2021-08-12 14:31		MDT	K	WS	USGS-WRD	1.11
2021-09-16 08:40		MDT	K	WS	USGS-WRD	1.2
2021-09-16 08:41		MDT	K	WSQ	USGS-WRD	1
2021-09-16 09:15		MDT	K	WS	USGS-WRD	1.2
2021-09-16 09:16		MDT	K	WSQ	USGS-WRD	1
2021-09-16 10:45	2021-09-22 10:45	MDT	K	WS	USGS-WRD	1.2
2021-09-23 10:45	2021-09-29 10:45	MDT	K	WS	USGS-WRD	1.2
2021-09-30 10:45	2021-10-06 10:45	MDT	K	WS	USGS-WRD	1.1
2021-10-07 10:45	2021-10-13 10:45	MDT	K	WS	USGS-WRD	1.2
2021-10-20 10:00		MDT	K	WS	USGS-WRD	1.2
2021-10-20 10:01		MDT	K	WS	USGS-WRD	1
2021-10-20 11:00		MDT	K	WS	USGS-WRD	1.2
2021-10-20 11:01		MDT	K	WS	USGS-WRD	1
2021-11-17 11:30		MST	K	WS	USGS-WRD	1.3
2021-11-17 11:31		MST	K	WS	USGS-WRD	1.26
2021-11-17 12:00		MST	K	WS	USGS-WRD	1.3
2021-11-17 12:01		MST	K	WS	USGS-WRD	1.28
2022-04-20 12:50	2022-04-26 12:50	MDT	K	WS	USGS-WRD	2.5
2022-04-20 12:55	2022-04-26 12:55	MDT	K	WS	USGS-WRD	2.5
2022-04-20 13:30		MDT	K	WS	USGS-WRD	2.7
2022-04-20 13:31		MDT	K	WS	USGS-WRD	3.05
2022-04-20 13:45		MDT	K	WS	USGS-WRD	2.1
2022-04-20 13:46		MDT	K	WS	USGS-WRD	2.48
2022-04-27 12:50	2022-05-03 12:50	MDT	K	WS	USGS-WRD	2.8
2022-04-27 12:55	2022-05-03 12:55	MDT	K	WS	USGS-WRD	2.2
2022-05-04 12:50	2022-05-10 12:50	MDT	K	WS	USGS-WRD	2.2
2022-05-11 12:50	2022-05-17 12:50	MDT	K	WS	USGS-WRD	1.9
2022-05-17 13:31	2022-05-23 13:31	MDT	K	WS	USGS-WRD	1.6
2022-05-17 14:00		MDT	K	WS	USGS-WRD	2.0
2022-05-18 09:30		MDT	K	WS	USGS-WRD	1.9
2022-05-24 13:31	2022-05-30 13:31	MDT	K	WS	USGS-WRD	1.5
2022-05-31 13:31	2022-06-06 13:31	MDT	K	WS	USGS-WRD	1.1
2022-06-15 09:00		MST	K	WS	USGS-WRD	0.81
2022-06-15 09:15		MST	K	WS	USGS-WRD	1.0
2022-07-13 10:00		MDT	K	WS	USGS-WRD	1.3
2022-07-13 10:15		MDT	K	WS	USGS-WRD	0.95
2022-07-13 14:09	2022-07-19 14:09	MDT	K	WS	USGS-WRD	1.0
2022-07-20 14:09	2022-07-26 14:09	MDT	K	WS	USGS-WRD	0.99
2022-08-31 10:00		MDT	K	WS	USGS-WRD	1.2
2022-08-31 10:15		MDT	K	WS	USGS-WRD	1.0
2022-08-31 10:45		MDT	K	WS	USGS-WRD	1.7
2022-08-31 11:30		MDT	K	WS	USGS-WRD	1.1
2022-08-31 11:45		MDT	K	WS	USGS-WRD	1.2
2022-08-31 12:47	2022-09-06 12:47	MDT	K	WS	USGS-WRD	1.2
2022-09-07 12:47	2022-09-13 12:47	MDT	K	WS	USGS-WRD	1.1
2022-09-14 12:47	2022-09-20 12:47	MDT	K	WS	USGS-WRD	1.1
2022-09-21 12:47	2022-09-27 12:47	MDT	K	WS	USGS-WRD	1.1
2022-10-19 09:45		MDT	K	WS	USGS-WRD	1.1
2022-10-19 10:15		MDT	K	WS	USGS-WRD	1.5
2022-10-19 11:00		MDT	K	WS	USGS-WRD	1.2
2022-10-19 11:25	2022-10-25 11:25	MDT	K	WS	USGS-WRD	1.2
2022-10-19 11:35	2022-10-25 11:35	MDT	K	WS	USGS-WRD	1.2
2022-10-26 11:25	2022-11-01 11:25	MDT	K	WS	USGS-WRD	1.1
2022-10-26 11:35	2022-11-01 11:35	MDT	K	WS	USGS-WRD	1.3
2022-11-02 11:25	2022-11-08 11:25	MST	K	WS	USGS-WRD	1.2
2022-11-02 11:35	2022-11-08 11:35	MST	K	WS	USGS-WRD	1.3
2022-11-15 15:15		MST	K	WS	USGS-WRD	1.5
2022-11-15 15:30		MST	K	WS	USGS-WRD	1.3
2022-11-18 15:00	2022-11-24 15:00	MST	K	WS	USGS-WRD	1.2
2022-11-18 15:15	2022-11-24 15:15	MST	K	WS	USGS-WRD	1.2
2022-11-25 15:00	2022-12-01 15:00	MST	K	WS	USGS-WRD	1.2
2022-12-02 15:00	2022-12-08 15:00	MST	K	WS	USGS-WRD	1.2
2022-12-02 15:15	2022-12-08 15:15	MST	K	WS	USGS-WRD	1.2
2022-12-09 15:15	2022-12-15 15:15	MST	K	WS	USGS-WRD	1.2
2022-12-16 15:00	2022-12-22 15:00	MST	K	WS	USGS-WRD	1.4
2022-12-16 15:15	2022-12-22 15:15	MST	K	WS	USGS-WRD	1.2
2022-12-23 15:00	2022-12-29 15:00	MST	K	WS	USGS-WRD	1.4
2022-12-23 15:15	2022-12-29 15:15	MST	K	WS	USGS-WRD	1.4
2023-01-27 15:00	2023-02-03 15:00	MST	K	WS	USGS-WRD	1.3
2023-02-24 15:15	2023-03-02 15:15	MST	K	WS	USGS-WRD	1.2
2023-04-18 15:20	2023-04-24 15:20	MDT	K	WS	USGS-WRD	1.5
2023-04-18 15:30		MDT	K	WS	USGS-WRD	1.5
2023-04-18 15:45		MDT	K	WS	USGS-WRD	1.5
2023-04-18 16:00		MDT	K	WS	USGS-WRD	1.5
2023-04-25 15:20	2023-05-01 15:20	MDT	K	WS	USGS-WRD	1.7
2023-05-02 15:20	2023-05-08 15:20	MDT	K	WS	USGS-WRD	1.6
2023-05-09 15:20	2023-05-15 15:20	MDT	K	WS	USGS-WRD	1.3
2023-05-24 10:30		MDT	K	WS	USGS-WRD	1.3
2023-05-24 10:45		MDT	K	WS	USGS-WRD	1.2
2023-05-24 11:00		MDT	K	WS	USGS-WRD	0.97
2023-05-24 13:25	2023-05-30 13:25	MDT	K	WS	USGS-WRD	0.91
2023-05-24 13:46	2023-05-30 13:46	MDT	K	WS	USGS-WRD	0.70
2023-05-24 14:35	2023-05-30 14:35	MDT	K	WS	USGS-WRD	1.4
2023-05-31 13:25	2023-06-07 13:25	MDT	K	WS	USGS-WRD	0.96
2023-06-07 13:25	2023-06-13 13:25	MDT	K	WS	USGS-WRD	0.90
2023-06-14 13:25	2023-06-20 13:25	MDT	K	WS	USGS-WRD	1.0
2023-06-22 09:45		MDT	K	WS	USGS-WRD	1.4
2023-06-22 10:00		MDT	K	WS	USGS-WRD	1.0
2023-06-22 10:15		MDT	K	WS	USGS-WRD	1.4
2023-06-22 11:46	2023-06-28 11:46	MDT	K	WS	USGS-WRD	1.4
2023-07-25 11:30		MDT	K	WS	USGS-WRD	1.2
2023-07-25 11:45		MDT	K	WS	USGS-WRD	1.2
2023-07-25 12:45		MDT	K	WS	USGS-WRD	1.1
2023-07-25 16:20	2023-07-31 16:20	MDT	K	WS	USGS-WRD	1.1
2023-08-01 16:20	2023-08-07 16:20	MDT	K	WS	USGS-WRD	1.1
2023-08-08 16:20	2023-08-14 16:20	MDT	K	WS	USGS-WRD	1.2
2023-08-15 16:20	2023-08-21 16:20	MDT	K	WS	USGS-WRD	1.2
2023-08-29 12:00		MDT	K	WS	USGS-WRD	1.4
2023-08-29 12:15		MDT	K	WS	USGS-WRD	1.1
2023-08-29 12:30		MDT	K	WS	USGS-WRD	1.2
2023-08-29 17:34	2023-09-04 17:34	MST	K	WS	USGS-WRD	1.1
2023-08-29 17:35	2023-09-04 17:35	MDT	K	WS	USGS-WRD	1.2
2023-08-29 17:38	2023-09-04 17:38	MDT	K	WS	USGS-WRD	1.4
2023-09-05 17:34	2023-09-11 17:34	MDT	K	WS	USGS-WRD	1.2
2023-09-05 17:38	2023-09-11 17:38	MDT	K	WS	USGS-WRD	1.4
2023-09-12 17:33	2023-09-18 17:33	MDT	K	WS	USGS-WRD	1.2
2023-09-12 17:34	2023-09-18 17:34	MDT	K	WS	USGS-WRD	1.2
2023-09-12 17:38	2023-09-18 17:38	MDT	K	WS	USGS-WRD	1.3
2023-09-19 17:33	2023-09-25 17:33	MDT	K	WS	USGS-WRD	1.2
2023-09-19 17:34	2023-09-25 17:34	MDT	K	WS	USGS-WRD	1.4
2023-09-19 17:38	2023-09-25 17:38	MDT	K	WS	USGS-WRD	1.3
2023-09-25 14:30		MDT	K	WS	USGS-WRD	1.4
2023-09-25 14:45		MDT	K	WS	USGS-WRD	1.3
2023-11-02 11:30		MDT	K	WS	USGS-WRD	1.5
2023-11-02 12:00		MDT	K	WS	USGS-WRD	1.3

Sample
Datetime

Sample
End
Datetime

Time
datum

Time
datum
reliability
code

Sample
Medium
Code

Agency
Collecting
Sample,
Code

Selen-
ium,
water,
fltrd,
ug/L
(01145)

1976-09-02 10:30

MDT

< 1

1976-09-02 12:30

MDT

< 1

2019-08-21 11:15

MDT

USGS-WRD

0.86

2019-08-21 11:30

MDT

USGS-WRD

0.94

2019-08-21 11:45

MDT

USGS-WRD

1.1

2019-08-21 12:00

MDT

USGS-WRD

1.2

2019-09-02 17:33

MDT

USGS-WRD

1.0

2019-09-02 17:37

MDT

USGS-WRD

0.93

2019-09-02 17:45

MDT

USGS-WRD

1.2

2019-09-03 17:29

MDT

USGS-WRD

1.2

2019-09-03 17:33

MDT

USGS-WRD

0.98

2019-09-04 15:45

MDT

USGS-WRD

0.93

2019-09-04 15:47

MDT

USGS-WRD

0.94

2019-09-04 15:52

MDT

USGS-WRD

0.91

2019-09-04 15:55

MDT

USGS-WRD

0.99

2019-09-04 15:56

MDT

USGS-WRD

0.96

2019-09-04 16:00

MDT

USGS-WRD

0.65

2019-09-04 16:05

MDT

USGS-WRD

1.2

2019-09-04 16:15

MDT

USGS-WRD

1.2

2019-09-05 15:47

MDT

USGS-WRD

0.85

2019-09-05 15:56

MDT

USGS-WRD

1.0

2019-09-05 16:00

MDT

USGS-WRD

0.54

2019-09-06 15:47

MDT

USGS-WRD

0.92

2019-09-06 16:00

MDT

USGS-WRD

1.0

2019-09-07 15:47

MDT

USGS-WRD

0.85

2019-09-07 16:00

MDT

USGS-WRD

0.98

2019-09-08 15:47

MDT

USGS-WRD

0.88

2019-09-08 16:00

MDT

USGS-WRD

0.85

2019-09-09 15:47

MDT

USGS-WRD

0.92

2019-09-09 15:52

MDT

USGS-WRD

0.92

2019-09-09 15:56

MDT

USGS-WRD

1.0

2019-09-10 15:47

MDT

USGS-WRD

0.93

2019-09-10 15:52

MDT

USGS-WRD

1.0

2019-09-10 16:00

MDT

USGS-WRD

1.0

2019-09-11 15:47

MDT

USGS-WRD

0.89

2019-09-11 15:52

MDT

USGS-WRD

0.90

2019-09-11 15:56

MDT

USGS-WRD

0.98

2019-09-12 15:47

MDT

USGS-WRD

0.83

2019-09-12 15:52

MDT

USGS-WRD

0.94

2019-09-13 15:47

MDT

USGS-WRD

0.90

2019-09-13 15:52

MDT

USGS-WRD

0.93

2019-09-14 15:47

MDT

USGS-WRD

0.93

2019-09-14 15:52

MDT

USGS-WRD

0.91

2019-09-14 15:56

MDT

USGS-WRD

1.0

2019-09-15 15:47

MDT

USGS-WRD

0.84

2019-09-16 15:47

MDT

USGS-WRD

0.88

2019-09-16 15:52

MDT

USGS-WRD

0.94

2019-09-17 15:47

MDT

USGS-WRD

0.98

2019-09-17 15:52

MDT

USGS-WRD

0.92

2019-09-18 15:47

MDT

USGS-WRD

0.91

2019-09-18 16:00

MDT

USGS-WRD

0.96

2019-09-19 15:47

MDT

USGS-WRD

0.89

2019-09-20 15:47

MDT

USGS-WRD

0.92

2019-09-21 15:47

MDT

USGS-WRD

0.90

2019-09-22 15:47

MDT

USGS-WRD

0.96

2019-09-22 15:56

MDT

USGS-WRD

0.54

2019-09-25 15:52

MDT

USGS-WRD

0.94

2019-09-29 15:56

MDT

USGS-WRD

1.3

2019-10-03 12:00

MDT

USGS-WRD

1.1

2019-10-03 14:03

MDT

USGS-WRD

0.91

2019-10-03 14:27

MDT

USGS-WRD

0.97

2019-10-03 16:20

MDT

USGS-WRD

0.98

2019-10-03 16:40

MDT

USGS-WRD

1.0

2019-10-04 12:00

MDT

USGS-WRD

1.0

2019-10-04 14:03

MDT

USGS-WRD

1.0

2019-10-04 14:44

MDT

USGS-WRD

1.1

2019-10-05 14:03

MDT

USGS-WRD

0.43

2019-10-05 14:44

2019-10-07 14:44

MDT

USGS-WRD

1.0

2019-10-05 15:50

MDT

USGS-WRD

1.0

2019-10-06 14:03

MDT

USGS-WRD

0.23

2019-10-06 15:50

MDT

USGS-WRD

1.0

2019-10-07 14:03

MDT

USGS-WRD

0.80

2019-10-07 15:50

MDT

USGS-WRD

1.1

2019-10-08 14:03

MDT

USGS-WRD

0.85

2019-10-08 14:44

MDT

USGS-WRD

0.94

2019-10-08 15:50

MDT

USGS-WRD

1.0

2019-10-09 14:03

MDT

USGS-WRD

0.84

2019-10-09 14:44

MDT

USGS-WRD

1.2

2019-10-09 15:50

MDT

USGS-WRD

1.0

2019-10-10 14:03

MDT

USGS-WRD

0.57

2019-10-10 14:44

MDT

USGS-WRD

1.1

2019-10-10 15:50

MDT

USGS-WRD

1.1

2019-10-11 12:00

MDT

USGS-WRD

1.1

2019-10-11 15:50

MDT

USGS-WRD

1.0

2019-10-12 14:44

MDT

USGS-WRD

1.2

2019-10-12 15:50

MDT

USGS-WRD

1.1

2019-10-13 14:03

MDT

USGS-WRD

0.68

2019-10-13 15:50

MDT

USGS-WRD

0.99

2019-10-14 14:03

MDT

USGS-WRD

0.40

2019-10-14 15:50

MDT

USGS-WRD

1.0

2019-10-15 14:03

MDT

USGS-WRD

0.81

2019-10-15 15:50

MDT

USGS-WRD

1.1

2019-10-16 14:44

MDT

USGS-WRD

1.1

2019-10-16 15:50

MDT

USGS-WRD

1.1

2019-10-17 14:03

MDT

USGS-WRD

0.57

2019-10-17 15:50

MDT

USGS-WRD

1.1

2019-10-18 14:03

MDT

USGS-WRD

0.25

2019-10-18 15:50

MDT

USGS-WRD

1.1

2019-10-19 15:50

MDT

USGS-WRD

1.1

2019-10-20 15:50

MDT

USGS-WRD

1.0

2019-10-21 15:50

MDT

USGS-WRD

1.1

2019-10-25 14:03

MDT

USGS-WRD

0.95

2019-10-26 15:50

MDT

USGS-WRD

1.0

2019-10-27 15:50

MDT

USGS-WRD

1.0

2019-10-28 15:50

MDT

USGS-WRD

0.32

2019-10-29 15:50

MDT

USGS-WRD

0.72

2019-10-30 14:03

MDT

USGS-WRD

1.0

2019-10-31 14:03

MDT

USGS-WRD

0.55

2019-11-01 14:03

MDT

USGS-WRD

0.85

2019-11-06 12:45

MST

USGS-WRD

1.1

2019-11-06 13:00

MST

USGS-WRD

1.3

2020-07-07 13:45

MDT

USGS-WRD

1.1

2020-07-07 13:55

MDT

USGS-WRD

0.70

2020-07-07 14:05

MDT

USGS-WRD

0.83

2020-07-07 14:15

MDT

USGS-WRD

0.90

2020-07-28 13:40

MDT

USGS-WRD

1.2

2020-07-28 13:55

MDT

USGS-WRD

1.0

2020-07-28 14:30

MDT

USGS-WRD

0.90

2020-07-28 14:45

MDT

USGS-WRD

0.95

2020-07-28 17:00

MDT

USGS-WRD

0.86

2020-07-29 16:41

MDT

USGS-WRD

0.89

2020-07-31 16:41

MDT

USGS-WRD

0.84

2020-08-01 16:41

MDT

USGS-WRD

0.88

2020-08-03 16:41

MDT

USGS-WRD

0.85

2020-08-04 16:41

MDT

USGS-WRD

0.92

2020-08-06 16:41

MDT

USGS-WRD

0.88

2020-08-07 16:41

MDT

USGS-WRD

0.87

2020-08-08 16:41

MDT

USGS-WRD

0.99

2020-08-09 16:41

MDT

USGS-WRD

0.94

2020-08-11 16:41

MDT

USGS-WRD

1.2

2020-08-12 16:41

MDT

USGS-WRD

0.89

2020-08-13 16:41

MDT

USGS-WRD

0.92

2020-08-14 16:41

MDT

USGS-WRD

0.98

2020-08-15 16:41

MDT

USGS-WRD

0.97

2020-08-18 16:41

MDT

USGS-WRD

1.1

2020-08-20 16:41

MDT

USGS-WRD

1.0

2020-08-21 16:41

MDT

USGS-WRD

0.93

2020-08-22 16:41

MDT

USGS-WRD

0.99

2020-08-23 16:41

MDT

USGS-WRD

1.1

2020-08-24 16:41

MDT

USGS-WRD

1.1

2020-08-25 14:56

MDT

USGS-WRD

0.97

2020-08-25 16:07

MDT

USGS-WRD

1.0

2020-08-26 14:56

MDT

USGS-WRD

0.94

2020-08-26 16:07

MDT

USGS-WRD

1.0

2020-08-27 10:45

MDT

USGS-WRD

1.1

2020-08-27 11:00

MDT

USGS-WRD

1.0

2020-08-27 12:45

MDT

USGS-WRD

1.1

2020-08-27 13:00

MDT

USGS-WRD

1.0

2020-08-27 14:56

MDT

USGS-WRD

1.0

2020-08-27 16:07

MDT

USGS-WRD

1.0

2020-08-28 14:21

MDT

USGS-WRD

1.0

2020-08-28 14:56

MDT

USGS-WRD

1.0

2020-08-29 14:21

MDT

USGS-WRD

0.92

2020-08-29 14:56

MDT

USGS-WRD

0.95

2020-08-29 16:07

MDT

USGS-WRD

1.0

2020-08-30 14:21

MDT

USGS-WRD

0.87

2020-08-30 14:56

MDT

USGS-WRD

0.99

2020-08-31 14:21

MDT

USGS-WRD

0.90

2020-08-31 14:56

MDT

USGS-WRD

0.98

2020-09-01 14:21

MDT

USGS-WRD

0.87

2020-09-01 14:56

MDT

USGS-WRD

1.0

2020-09-02 14:21

MDT

USGS-WRD

0.93

2020-09-02 14:56

MDT

USGS-WRD

0.99

2020-09-03 14:21

MDT

USGS-WRD

0.90

2020-09-03 14:56

MDT

USGS-WRD

1.0

2020-09-04 14:21

MDT

USGS-WRD

1.1

2020-09-04 14:56

MDT

USGS-WRD

1.0

2020-09-05 14:21

MDT

USGS-WRD

0.97

2020-09-05 14:56

MDT

USGS-WRD

1.0

2020-09-06 14:21

MDT

USGS-WRD

0.98

2020-09-06 14:56

MDT

USGS-WRD

1.0

2020-09-07 14:21

MDT

USGS-WRD

0.97

2020-09-07 14:56

MDT

USGS-WRD

1.0

2020-09-08 14:21

MDT

USGS-WRD

1.1

2020-09-08 14:56

MDT

USGS-WRD

1.1

2020-09-09 14:21

MDT

USGS-WRD

1.0

2020-09-09 14:56

MDT

USGS-WRD

1.0

2020-09-10 14:21

MDT

USGS-WRD

0.96

2020-09-10 14:56

MDT

USGS-WRD

1.0

2020-09-11 14:21

MDT

USGS-WRD

0.87

2020-09-11 14:56

MDT

USGS-WRD

0.96

2020-09-12 14:21

MDT

USGS-WRD

0.98

2020-09-12 14:56

MDT

USGS-WRD

1.1

2020-09-13 14:21

MDT

USGS-WRD

1.1

2020-09-13 14:56

MDT

USGS-WRD

1.0

2020-09-14 14:21

MDT

USGS-WRD

1.3

2020-09-14 14:56

MDT

USGS-WRD

1.0

2020-09-15 10:30

MDT

USGS-WRD

1.0

2020-09-15 12:00

MDT

USGS-WRD

1.0

2020-09-15 14:21

MDT

USGS-WRD

1.5

2020-09-15 14:56

MDT

USGS-WRD

0.99

2020-09-16 14:21

MDT

USGS-WRD

0.98

2020-09-16 14:56

MDT

USGS-WRD

1.0

2020-09-17 14:21

MDT

USGS-WRD

0.95

2020-09-17 14:56

MDT

USGS-WRD

1.0

2020-09-18 14:21

MDT

USGS-WRD

1.0

2020-09-18 14:56

MDT

USGS-WRD

0.95

2020-09-19 14:21

MDT

USGS-WRD

0.96

2020-09-19 14:56

MDT

USGS-WRD

1.0

2020-09-20 14:21

MDT

USGS-WRD

1.2

2020-09-20 14:56

MDT

USGS-WRD

1.0

2020-09-21 14:21

MDT

USGS-WRD

1.2

2020-09-21 14:56

MDT

USGS-WRD

1.0

2020-09-22 14:21

MDT

USGS-WRD

1.1

2020-09-22 14:56

MDT

USGS-WRD

1.0

2020-09-23 12:15

MDT

USGS-WRD

0.92

2020-09-23 14:00

MDT

USGS-WRD

1.1

2020-09-23 15:00

MDT

USGS-WRD

1.1

2020-09-23 15:20

MDT

USGS-WRD

1.0

2020-09-23 17:00

MDT

USGS-WRD

1.1

2020-09-23 17:30

MDT

USGS-WRD

0.99

2020-09-24 12:15

MDT

USGS-WRD

1.0

2020-09-24 15:45

MDT

USGS-WRD

0.97

2020-09-25 12:15

MDT

USGS-WRD

0.99

2020-09-25 15:45

MDT

USGS-WRD

1.0

2020-09-25 17:30

MDT

USGS-WRD

0.93

2020-09-26 12:15

MDT

USGS-WRD

0.99

2020-09-26 15:45

MDT

USGS-WRD

1.0

2020-09-27 12:15

MDT

USGS-WRD

0.96

2020-09-27 17:30

MDT

USGS-WRD

1.0

2020-09-28 12:15

MDT

USGS-WRD

1.0

2020-09-28 15:45

MDT

USGS-WRD

1.0

2020-09-28 17:30

MDT

USGS-WRD

0.94

2020-09-29 12:15

MDT

USGS-WRD

1.1

2020-09-29 17:30

MDT

USGS-WRD

1.0

2020-09-30 15:45

MDT

USGS-WRD

1.1

2020-09-30 17:30

MDT

USGS-WRD

1.0

2020-10-01 12:15

MDT

USGS-WRD

1.0

2020-10-01 17:30

MDT

USGS-WRD

1.0

2020-10-02 12:15

MDT

USGS-WRD

1.0

2020-10-02 15:45

MDT

USGS-WRD

1.0

2020-10-02 17:30

MDT

USGS-WRD

1.0

2020-10-03 12:15

MDT

USGS-WRD

0.97

2020-10-03 17:30

MDT

USGS-WRD

1.0

2020-10-04 12:15

MDT

USGS-WRD

0.99

2020-10-04 17:30

MDT

USGS-WRD

1.1

2020-10-05 12:15

MDT

USGS-WRD

1.0

2020-10-05 17:30

MDT

USGS-WRD

1.0

2020-10-06 12:15

MDT

USGS-WRD

0.99

2020-10-06 15:45

MDT

USGS-WRD

1.2

2020-10-06 17:30

MDT

USGS-WRD

0.96

2020-10-07 12:15

MDT

USGS-WRD

0.99

2020-10-07 17:30

MDT

USGS-WRD

1.0

2020-10-08 12:15

MDT

USGS-WRD

0.96

2020-10-08 15:45

MDT

USGS-WRD

1.2

2020-10-08 17:30

MDT

USGS-WRD

1.0

2020-10-09 12:15

MDT

USGS-WRD

0.98

2020-10-09 17:30

MDT

USGS-WRD

1.0

2020-10-10 12:15

MDT

USGS-WRD

0.99

2020-10-10 17:30

MDT

USGS-WRD

1.0

2020-10-11 12:15

MDT

USGS-WRD

0.98

2020-10-11 17:30

MDT

USGS-WRD

1.0

2020-10-12 12:15

MDT

USGS-WRD

1.0

2020-10-12 15:45

MDT

USGS-WRD

0.99

2020-10-12 17:30

MDT

USGS-WRD

0.96

2020-10-13 12:15

MDT

USGS-WRD

0.99

2020-10-14 12:15

MDT

USGS-WRD

0.99

2020-10-14 17:30

MDT

USGS-WRD

1.0

2020-10-15 12:15

MDT

USGS-WRD

0.98

2020-10-15 17:30

MDT

USGS-WRD

1.0

2020-10-16 12:15

MDT

USGS-WRD

1.0

2020-10-16 17:30

MDT

USGS-WRD

1.0

2020-10-17 12:15

MDT

USGS-WRD

0.98

2020-10-17 17:30

MDT

USGS-WRD

1.0

2020-10-18 12:15

MDT

USGS-WRD

0.99

2020-10-19 12:15

MDT

USGS-WRD

1.0

2020-10-19 15:45

MDT

USGS-WRD

1.0

2020-10-19 17:30

MDT

USGS-WRD

1.0

2020-10-20 12:00

MDT

USGS-WRD

1.1

2020-10-20 12:15

MDT

USGS-WRD

1.1

2020-10-20 12:35

MDT

USGS-WRD

1.0

2020-10-20 12:40

MDT

USGS-WRD

1.0

2020-11-17 12:45

MST

USGS-WRD

1.4

2020-11-17 13:00

MST

USGS-WRD

1.3

2020-11-17 13:10

MST

USGS-WRD

1.2

2020-11-17 13:20

MST

USGS-WRD

1.2

2021-04-01 11:00

MDT

USGS-WRD

1.4

2021-04-01 11:01

MDT

USGS-WRD

1.37

2021-04-01 11:30

MDT

USGS-WRD

1.3

2021-04-01 11:31

MDT

USGS-WRD

1.35

2021-04-14 09:45

MDT

USGS-WRD

1.9

2021-04-14 09:46

MDT

USGS-WRD

1.87

2021-04-14 10:00

MDT

USGS-WRD

1.9

2021-04-14 10:01

MDT

USGS-WRD

1.96

2021-05-19 14:35

2021-05-25 14:35

MDT

USGS-WRD

1.4

2021-05-19 14:43

2021-05-25 14:43

MDT

USGS-WRD

1.2

2021-05-19 14:45

MDT

USGS-WRD

2.0

2021-05-19 14:46

MDT

USGS-WRD

1.89

2021-05-19 14:54

2021-05-25 14:54

MDT

USGS-WRD

1.2

2021-05-19 15:30

MDT

USGS-WRD

1.2

2021-05-19 15:31

MDT

USGS-WRD

1.07

2021-05-26 14:35

2021-06-01 14:35

MDT

USGS-WRD

1.4

2021-05-26 14:43

2021-06-01 14:43

MDT

USGS-WRD

1.2

2021-05-26 14:54

2021-06-01 14:54

MDT

USGS-WRD

1.4

2021-06-02 14:35

2021-06-08 14:35

MDT

USGS-WRD

1.1

2021-06-02 14:54

2021-06-08 14:54

MDT

USGS-WRD

1.2

2021-06-09 14:35

2021-06-15 14:35

MDT

USGS-WRD

1.4

2021-06-17 10:25

2021-06-23 10:25

MDT

USGS-WRD

1.0

2021-06-17 12:15

MDT

USGS-WRD

1.1

2021-06-17 12:16

MDT

USGS-WRD

1.06

2021-06-17 12:30

MDT

USGS-WRD

1.2

2021-06-17 12:31

MDT

USGS-WRD

1.08

2021-06-24 10:25

2021-06-30 10:25

MDT

USGS-WRD

1.0

2021-07-01 10:25

2021-07-07 10:25

MDT

USGS-WRD

1.1

2021-07-08 10:25

2021-07-14 10:25

MDT

USGS-WRD

1.2

2021-07-15 11:00

MDT

USGS-WRD

1.4

2021-07-15 11:01

MDT

USGS-WRD

1.19

2021-07-15 12:00

MDT

USGS-WRD

1.0

2021-07-15 12:01

MDT

USGS-WRD

0.968

2021-07-15 13:00

2021-07-21 13:00

MDT

USGS-WRD

1.1

2021-07-15 16:57

2021-07-21 16:57

MDT

USGS-WRD

1.3

2021-07-22 13:00

2021-07-28 13:00

MDT

USGS-WRD

1.2

2021-07-22 16:57

2021-07-28 16:57

MDT

USGS-WRD

1.2

2021-07-29 13:00

2021-08-04 13:00

MDT

USGS-WRD

1.1

2021-07-29 16:57

2021-08-04 16:57

MDT

USGS-WRD

1.2

2021-08-12 13:20

MDT

USGS-WRD

1.2

2021-08-12 13:21

MDT

USGS-WRD

1.09

2021-08-12 14:30

MDT

USGS-WRD

1.1

2021-08-12 14:31

MDT

USGS-WRD

1.11

2021-09-16 08:40

MDT

USGS-WRD

1.2

2021-09-16 08:41

MDT

WSQ

USGS-WRD

2021-09-16 09:15

MDT

USGS-WRD

1.2

2021-09-16 09:16

MDT

WSQ

USGS-WRD

2021-09-16 10:45

2021-09-22 10:45

MDT

USGS-WRD

1.2

2021-09-23 10:45

2021-09-29 10:45

MDT

USGS-WRD

1.2

2021-09-30 10:45

2021-10-06 10:45

MDT

USGS-WRD

1.1

2021-10-07 10:45

2021-10-13 10:45

MDT

USGS-WRD

1.2

2021-10-20 10:00

MDT

USGS-WRD

1.2

2021-10-20 10:01

MDT

USGS-WRD

2021-10-20 11:00

MDT

USGS-WRD

1.2

2021-10-20 11:01

MDT

USGS-WRD

2021-11-17 11:30

MST

USGS-WRD

1.3

2021-11-17 11:31

MST

USGS-WRD

1.26

2021-11-17 12:00

MST

USGS-WRD

1.3

2021-11-17 12:01

MST

USGS-WRD

1.28

2022-04-20 12:50

2022-04-26 12:50

MDT

USGS-WRD

2.5

2022-04-20 12:55

2022-04-26 12:55

MDT

USGS-WRD

2.5

2022-04-20 13:30

MDT

USGS-WRD

2.7

2022-04-20 13:31

MDT

USGS-WRD

3.05

2022-04-20 13:45

MDT

USGS-WRD

2.1

2022-04-20 13:46

MDT

USGS-WRD

2.48

2022-04-27 12:50

2022-05-03 12:50

MDT

USGS-WRD

2.8

2022-04-27 12:55

2022-05-03 12:55

MDT

USGS-WRD

2.2

2022-05-04 12:50

2022-05-10 12:50

MDT

USGS-WRD

2.2

2022-05-11 12:50

2022-05-17 12:50

MDT

USGS-WRD

1.9

2022-05-17 13:31

2022-05-23 13:31

MDT

USGS-WRD

1.6

2022-05-17 14:00

MDT

USGS-WRD

2.0

2022-05-18 09:30

MDT

USGS-WRD

1.9

2022-05-24 13:31

2022-05-30 13:31

MDT

USGS-WRD

1.5

2022-05-31 13:31

2022-06-06 13:31

MDT

USGS-WRD

1.1

2022-06-15 09:00

MST

USGS-WRD

0.81

2022-06-15 09:15

MST

USGS-WRD

1.0

2022-07-13 10:00

MDT

USGS-WRD

1.3

2022-07-13 10:15

MDT

USGS-WRD

0.95

2022-07-13 14:09

2022-07-19 14:09

MDT

USGS-WRD

1.0

2022-07-20 14:09

2022-07-26 14:09

MDT

USGS-WRD

0.99

2022-08-31 10:00

MDT

USGS-WRD

1.2

2022-08-31 10:15

MDT

USGS-WRD

1.0

2022-08-31 10:45

MDT

USGS-WRD

1.7

2022-08-31 11:30

MDT

USGS-WRD

1.1

2022-08-31 11:45

MDT

USGS-WRD

1.2

2022-08-31 12:47

2022-09-06 12:47

MDT

USGS-WRD

1.2

2022-09-07 12:47

2022-09-13 12:47

MDT

USGS-WRD

1.1

2022-09-14 12:47

2022-09-20 12:47

MDT

USGS-WRD

1.1

2022-09-21 12:47

2022-09-27 12:47

MDT

USGS-WRD

1.1

2022-10-19 09:45

MDT

USGS-WRD

1.1

2022-10-19 10:15

MDT

USGS-WRD

1.5

2022-10-19 11:00

MDT

USGS-WRD

1.2

2022-10-19 11:25

2022-10-25 11:25

MDT

USGS-WRD

1.2

2022-10-19 11:35

2022-10-25 11:35

MDT

USGS-WRD

1.2

2022-10-26 11:25

2022-11-01 11:25

MDT

USGS-WRD

1.1

2022-10-26 11:35

2022-11-01 11:35

MDT

USGS-WRD

1.3

2022-11-02 11:25

2022-11-08 11:25

MST

USGS-WRD

1.2

2022-11-02 11:35

2022-11-08 11:35

MST

USGS-WRD

1.3

2022-11-15 15:15

MST

USGS-WRD

1.5

2022-11-15 15:30

MST

USGS-WRD

1.3

2022-11-18 15:00

2022-11-24 15:00

MST

USGS-WRD

1.2

2022-11-18 15:15

2022-11-24 15:15

MST

USGS-WRD

1.2

2022-11-25 15:00

2022-12-01 15:00

MST

USGS-WRD

1.2

2022-12-02 15:00

2022-12-08 15:00

MST

USGS-WRD

1.2

2022-12-02 15:15

2022-12-08 15:15

MST

USGS-WRD

1.2

2022-12-09 15:15

2022-12-15 15:15

MST

USGS-WRD

1.2

2022-12-16 15:00

2022-12-22 15:00

MST

USGS-WRD

1.4

2022-12-16 15:15

2022-12-22 15:15

MST

USGS-WRD

1.2

2022-12-23 15:00

2022-12-29 15:00

MST

USGS-WRD

1.4

2022-12-23 15:15

2022-12-29 15:15

MST

USGS-WRD

1.4

2023-01-27 15:00

2023-02-03 15:00

MST

USGS-WRD

1.3

2023-02-24 15:15

2023-03-02 15:15

MST

USGS-WRD

1.2

2023-04-18 15:20

2023-04-24 15:20

MDT

USGS-WRD

1.5

2023-04-18 15:30

MDT

USGS-WRD

1.5

2023-04-18 15:45

MDT

USGS-WRD

1.5

2023-04-18 16:00

MDT

USGS-WRD

1.5

2023-04-25 15:20

2023-05-01 15:20

MDT

USGS-WRD

1.7

2023-05-02 15:20

2023-05-08 15:20

MDT

USGS-WRD

1.6

2023-05-09 15:20

2023-05-15 15:20

MDT

USGS-WRD

1.3

2023-05-24 10:30

MDT

USGS-WRD

1.3

2023-05-24 10:45

MDT

USGS-WRD

1.2

2023-05-24 11:00

MDT

USGS-WRD

0.97

2023-05-24 13:25

2023-05-30 13:25

MDT

USGS-WRD

0.91

2023-05-24 13:46

2023-05-30 13:46

MDT

USGS-WRD

0.70

2023-05-24 14:35

2023-05-30 14:35

MDT

USGS-WRD

1.4

2023-05-31 13:25

2023-06-07 13:25

MDT

USGS-WRD

0.96

2023-06-07 13:25

2023-06-13 13:25

MDT

USGS-WRD

0.90

2023-06-14 13:25

2023-06-20 13:25

MDT

USGS-WRD

1.0

2023-06-22 09:45

MDT

USGS-WRD

1.4

2023-06-22 10:00

MDT

USGS-WRD

1.0

2023-06-22 10:15

MDT

USGS-WRD

1.4

2023-06-22 11:46

2023-06-28 11:46

MDT

USGS-WRD

1.4

2023-07-25 11:30

MDT

USGS-WRD

1.2

2023-07-25 11:45

MDT

USGS-WRD

1.2

2023-07-25 12:45

MDT

USGS-WRD

1.1

2023-07-25 16:20

2023-07-31 16:20

MDT

USGS-WRD

1.1

2023-08-01 16:20

2023-08-07 16:20

MDT

USGS-WRD

1.1

2023-08-08 16:20

2023-08-14 16:20

MDT

USGS-WRD

1.2

2023-08-15 16:20

2023-08-21 16:20

MDT

USGS-WRD

1.2

2023-08-29 12:00

MDT

USGS-WRD

1.4

2023-08-29 12:15

MDT

USGS-WRD

1.1

2023-08-29 12:30

MDT

USGS-WRD

1.2

2023-08-29 17:34

2023-09-04 17:34

MST

USGS-WRD

1.1

2023-08-29 17:35

2023-09-04 17:35

MDT

USGS-WRD

1.2

2023-08-29 17:38

2023-09-04 17:38

MDT

USGS-WRD

1.4

2023-09-05 17:34

2023-09-11 17:34

MDT

USGS-WRD

1.2

2023-09-05 17:38

2023-09-11 17:38

MDT

USGS-WRD

1.4

2023-09-12 17:33

2023-09-18 17:33

MDT

USGS-WRD

1.2

2023-09-12 17:34

2023-09-18 17:34

MDT

USGS-WRD

1.2

2023-09-12 17:38

2023-09-18 17:38

MDT

USGS-WRD

1.3

2023-09-19 17:33

2023-09-25 17:33

MDT

USGS-WRD

1.2

2023-09-19 17:34

2023-09-25 17:34

MDT

USGS-WRD

1.4

2023-09-19 17:38

2023-09-25 17:38

MDT

USGS-WRD

1.3

2023-09-25 14:30

MDT

USGS-WRD

1.4

2023-09-25 14:45

MDT

USGS-WRD

1.3

2023-11-02 11:30

MDT

USGS-WRD

1.5

2023-11-02 12:00

MDT

USGS-WRD

1.3

Water Quality Remark Code	Description
<	Less than

Water Quality Remark Code

Description

Less than

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U.S. Department of the Interior | U.S. Geological Survey
Title: Water Quality Samples for Montana: Sample Data
URL: https://nwis.waterdata.usgs.gov/mt/nwis/qwdata?

Page Contact Information: Montana Water Data Maintainer
Page Last Modified: 2024-12-08 05:21:25 EST
2.28 0.64 nadww01