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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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.

USGS 330210096312301 Lavon Lk at Raw Water Intake #3

Collin County, Texas
Hydrologic Unit Code 12030106
Latitude  33°02'09.8", Longitude  96°31'22.6" NAD83
Gage datum 478 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
Parameter
Code		 Count Begin
Date		 End
Date		 Parameter Code Complete Name
00003 438 2011-07-06 2023-10-05 Sampling depth, feet
00010 438 2011-07-06 2023-10-05 Temperature, water, degrees Celsius
00020 91 2011-07-06 2023-10-05 Temperature, air, degrees Celsius
00025 433 2011-07-06 2023-10-05 Barometric pressure, millimeters of mercury
00035 91 2011-07-06 2023-10-05 Wind speed, miles per hour
00036 53 2011-07-06 2023-10-05 Wind direction, degrees clockwise from true north
00061 1 2011-07-06 2023-10-05 Discharge, instantaneous, cubic feet per second
00062 83 2011-07-06 2023-10-05 Elevation of reservoir water surface above datum, feet
00095 438 2011-07-06 2023-10-05 Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
00191 438 2011-07-06 2023-10-05 Hydrogen ion, water, unfiltered, calculated, milligrams per liter
00300 438 2011-07-06 2023-10-05 Dissolved oxygen, water, unfiltered, milligrams per liter
00301 433 2011-07-06 2023-10-05 Dissolved oxygen, water, unfiltered, percent of saturation
00400 438 2011-07-06 2023-10-05 pH, water, unfiltered, field, standard units
30209 1 2011-07-06 2023-10-05 Discharge, instantaneous, cubic meters per second
32000 62 2011-07-06 2023-10-05 Sample volume, liters
49701 90 2011-07-06 2023-10-05 Transparency, water, in situ, Secchi disc, feet
71999 26 2011-07-06 2023-10-05 Sample purpose, code
82398 26 2011-07-06 2023-10-05 Sampling method, code
84164 26 2011-07-06 2023-10-05 Sampler type, code
94424 43 2011-07-06 2023-10-05 Dreissena polymorpha (Pallas, 1771) adults, number per square meter
94425 92 2011-07-06 2023-10-05 Dreissena polymorpha (Pallas, 1771) larvae, number per liter
94429 2 2011-07-06 2023-10-05 Zebra mussel Dreissena polymorpha (Pallas, 1771) shell length, larvae, average, micrometers
99111 250 2011-07-06 2023-10-05 Type of quality assurance data associated with sample, code