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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 332241097061500 Ray Roberts Lk at Sanger Pk nr Sanger, TX

Denton County, Texas
Hydrologic Unit Code 12030103
Latitude  33°22'41.34", Longitude  97°06'15.62" NAD83
Gage datum 601.00 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 474 2011-10-24 2023-09-18 Sampling depth, feet
00010 474 2011-10-24 2023-09-18 Temperature, water, degrees Celsius
00020 71 2011-10-24 2023-09-18 Temperature, air, degrees Celsius
00025 469 2011-10-24 2023-09-18 Barometric pressure, millimeters of mercury
00035 70 2011-10-24 2023-09-18 Wind speed, miles per hour
00036 43 2011-10-24 2023-09-18 Wind direction, degrees clockwise from true north
00062 67 2011-10-24 2023-09-18 Elevation of reservoir water surface above datum, feet
00095 474 2011-10-24 2023-09-18 Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
00191 474 2011-10-24 2023-09-18 Hydrogen ion, water, unfiltered, calculated, milligrams per liter
00300 474 2011-10-24 2023-09-18 Dissolved oxygen, water, unfiltered, milligrams per liter
00301 469 2011-10-24 2023-09-18 Dissolved oxygen, water, unfiltered, percent of saturation
00400 474 2011-10-24 2023-09-18 pH, water, unfiltered, field, standard units
32000 44 2011-10-24 2023-09-18 Sample volume, liters
32318 11 2011-10-24 2023-09-18 Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter
32319 11 2011-10-24 2023-09-18 Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin
32320 11 2011-10-24 2023-09-18 Chlorophyll fluorescence (fChl), water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, relative fluorescence units (RFU)
32321 11 2011-10-24 2023-09-18 Phycocyanin relative fluorescence (fPC), water, in situ, relative fluorescence units (RFU)
49701 70 2011-10-24 2023-09-18 Transparency, water, in situ, Secchi disc, feet
63680 11 2011-10-24 2023-09-18 Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)
71999 8 2011-10-24 2023-09-18 Sample purpose, code
82398 8 2011-10-24 2023-09-18 Sampling method, code
84164 8 2011-10-24 2023-09-18 Sampler type, code
94424 36 2011-10-24 2023-09-18 Dreissena polymorpha (Pallas, 1771) adults, number per square meter
94425 69 2011-10-24 2023-09-18 Dreissena polymorpha (Pallas, 1771) larvae, number per liter
94429 55 2011-10-24 2023-09-18 Zebra mussel Dreissena polymorpha (Pallas, 1771) shell length, larvae, average, micrometers
94430 21 2011-10-24 2023-09-18 Zebra mussel Dreissena polymorpha (Pallas, 1771) shell length, adult, average, millimeters
99111 251 2011-10-24 2023-09-18 Type of quality assurance data associated with sample, code
99988 11 2011-10-24 2023-09-18 Photosynthetically active radiation (average flux density on a horizontal surface during measurement interval), micromoles of photons per square meter per second