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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 332239097020000 Ray Roberts Lk at SPk-Isle du Bois nr Pilot Pt, TX

Denton County, Texas
Hydrologic Unit Code 12030103
Latitude  33°22'39.68", Longitude  97°02'00.2" NAD83
Gage datum 601.00 feet above NAVD88
Period of record
Begin Date End Date Samples
2011-10-24 2023-09-18 559
Select one or more parameter codes from the list.
When you are finished selecting parameter codes, set your output format using the available options below.
Parameter
Code
Count Begin
Date
End
Date
Parameter Code Complete Name
00003 559 2011-10-24 2023-09-18 Sampling depth, feet
00010 559 2011-10-24 2023-09-18 Temperature, water, degrees Celsius
00020 69 2011-10-24 2023-09-18 Temperature, air, degrees Celsius
00025 553 2011-10-24 2023-09-18 Barometric pressure, millimeters of mercury
00035 69 2011-10-24 2023-09-18 Wind speed, miles per hour
00036 39 2011-10-24 2023-09-18 Wind direction, degrees clockwise from true north
00062 66 2011-10-24 2023-09-18 Elevation of reservoir water surface above datum, feet
00095 559 2011-10-24 2023-09-18 Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
00191 559 2011-10-24 2023-09-18 Hydrogen ion, water, unfiltered, calculated, milligrams per liter
00300 559 2011-10-24 2023-09-18 Dissolved oxygen, water, unfiltered, milligrams per liter
00301 553 2011-10-24 2023-09-18 Dissolved oxygen, water, unfiltered, percent of saturation
00400 559 2011-10-24 2023-09-18 pH, water, unfiltered, field, standard units
32000 44 2011-10-24 2023-09-18 Sample volume, liters
49701 69 2011-10-24 2023-09-18 Transparency, water, in situ, Secchi disc, feet
71999 9 2011-10-24 2023-09-18 Sample purpose, code
82398 9 2011-10-24 2023-09-18 Sampling method, code
84164 9 2011-10-24 2023-09-18 Sampler type, code
94424 18 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 50 2011-10-24 2023-09-18 Zebra mussel Dreissena polymorpha (Pallas, 1771) shell length, larvae, average, micrometers
94430 7 2011-10-24 2023-09-18 Zebra mussel Dreissena polymorpha (Pallas, 1771) shell length, adult, average, millimeters
99111 255 2011-10-24 2023-09-18 Type of quality assurance data associated with sample, code
 
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Retrieve Water-Quality Samples for Selected Sites
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