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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
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USGS Water-Year Summary 2024
02335990 CHATTAHOOCHEE RIVER AT US 41, AT ATLANTA, GA
LOCATION - Lat 33°52'03.6", long 84°27'14.8" referenced to North American Datum of 1983, Fulton County, GA, Hydrologic Unit 03130001, located on downstream side of US 41 bridge, 0.8 mi upstream of Chattahoochee River at Atlanta, GA (02336000), 0.2 mi downstream of Rottenwood Creek, 3.3 mi upstream from Peachtree Creek, and at mile 303.8.
DRAINAGE AREA - 1,440 mi².
REVISIONS HISTORY -
Gage datum was revised on October 22, 2024 based on an error in the determination of the gage datum.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1998 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage 754.87 feet above North American Vertical Datum (NAVD) of 1988. (from GNSS survey)
COOPERATION - U.S. Army Corps of Engineers, Mobile District.
REMARKS - Gage-height records are generally good. Additional details on the accuracy of the records can be obtained by contacting the USGS South Atlantic Water Science Center at gs-w-ga_nwisweb_data_inquiries@usgs.gov.
Station is auxiliary gage for streamflow station 02336000 Chattahoochee River at Atlanta. Flow regulated by Lake Sidney Lanier since January 1956. Considerable diurnal fluctuation is caused by the operation of the Morgan Falls hydroelectric plant that is 8.7 miles above station.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - February 2001 to current year.
INSTRUMENTATION - Tipping-bucket raingage.
