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DESCRIPTION:

Latitude 34°09'24",   Longitude 84°04'42.3"   NAD83

Gwinnett County, Georgia, Hydrologic Unit 03130001

Drainage area: 1,040.0 square miles

Contributing drainage area: 1,040.0 square miles,

Datum of gage: 912.01 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2010-10-01	2025-08-28
Daily Data
Temperature, water, degrees Celsius	1975-08-28	2025-08-27	24738
Discharge, cubic feet per second	1942-01-27	2025-08-27	30529
Gage height, feet	1993-10-01	2025-08-27	11480
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023-07-27	2025-08-27	2278
Dissolved oxygen, water, unfiltered, milligrams per liter	2023-07-27	2025-08-27	2276
Daily Statistics
Temperature, water, degrees Celsius	1975-08-28	2025-03-04	8068
Discharge, cubic feet per second	1942-01-27	2025-02-10	30331
Gage height, feet	1993-10-01	2025-02-10	11282
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023-07-27	2025-03-04	583
Dissolved oxygen, water, unfiltered, milligrams per liter	2023-07-27	2025-03-04	584
Monthly Statistics
Temperature, water, degrees Celsius	1975-08	2025-03
Discharge, cubic feet per second	1942-01	2025-02
Gage height, feet	1993-10	2025-02
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023-07	2025-03
Dissolved oxygen, water, unfiltered, milligrams per liter	2023-07	2025-03
Annual Statistics
Temperature, water, degrees Celsius	1975	2025
Discharge, cubic feet per second	1942	2025
Gage height, feet	1994	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023	2025
Dissolved oxygen, water, unfiltered, milligrams per liter	2023	2025
Peak streamflow	1956-04-17	2024-03-18	69
Field measurements	1956-10-04	2025-06-17	392
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1973-09-04	2017-12-12	9
Water-Year Summary	2005	2024	20
Revisions	Loading...

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