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Water Quality Samples for the Nation

! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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.
To view additional data-quality attributes, output the results using these options: one result per row, expanded attributes.


USGS 07331735 Post Oak Ck at W Taylor St nr Sherman, TX

Grayson County, Texas
Hydrologic Unit Code 11140101
Latitude  33°39'07.05", Longitude  96°37'58.25" NAD83
Gage datum 687 feet above NAVD88
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		 Time
datum 		 Time
datum
reliability
code 		 Sample
Medium
Code 		 Agency
Collecting
Sample,
Code 


Sam-
pling
depth,
feet
(00003)


Temper-
ature,
water,
deg C
(00010)


Temper-
ature,
air,
deg C
(00020)

Baro-
metric
pres-
sure,
mm Hg
(00025)



Wind
speed,
mi/h
(00035)		 Wind
direc-
tion,
clkwise
from
north,
degrees
(00036)		 Specif-
ic
conduc-
tance,
wat unf
uS/cm @
25 degC
(00095)		 Hydro-
gen
ion,
water,
unfltrd
calcd,
mg/L
(00191)


Dis-
solved
oxygen,
mg/L
(00300)
Dis-
solved
oxygen,
percent
of sat-
uration
(00301)
pH,
water,
unfltrd
field,
std
units
(00400)



Sample
volume,
liters
(32000)



Sample
purpose
code
(71999)


Sam-
pling
method,
code
(82398)



Sampler
type,
code
(84164)


Zebra
mussel
larvae,
#/L
(94425)		 Zebra
mussel
rDNA
ITS 2
gene,
water,
cp/L
(94428)		 Type
of
sample
related
QA
data,
code
(99111)
2015-10-28 14:36
 CDT
 K
 WS
 USGS-WRD
 1.00 19.1   741 5.0   977 0.00005 7.8 86 7.3 1000 10.00 50 4030 < 0.01   1
2016-05-31 12:49
 CDT
 K
 WS
 USGS-WRD
 1.00 25.1 33.0 744 < 1.0   431 0.00003 7.7 95 7.5 1000 10.00 50 4030 U  300 1
2016-10-19 12:21
 CST
 K
 WS
 USGS-WRD
 1.00 23.9 29.6 749 1.3 269 839 0.00009 4.1 50 7.0             1
2017-05-03 11:29
 CDT
 K
 WS
 USGS-WRD
 1.00 20.3 23.4 738 2.2 237 529 0.00011 6.4 73 7.0 1000       U    1
2017-10-23 12:53
 CDT
 K
 WS
 USGS-WRD
 1.00 16.3 25.3 746 1.4 180 520 0.00005 7.2 75 7.3 1000       U    1
2018-05-24 16:09
 CDT
 K
 WS
 USGS-WRD
 1.00 28.7 33.5 748 < 1.0   1840 M  9.5 126 8.4             1

Water Quality Remark Code Description
< Less than
M Presence verified but not quantified
U Analyzed for but not detected