USGS Water-Year Summary 2024
02205522 PEW CREEK AT PATTERSON ROAD, NEAR LAWRENCEVILLE, GA
LOCATION - Lat 33°55'33.2", long 84°02'16.1" referenced to North American Datum of 1983, Gwinnett County, GA, Hydrologic Unit 03070103, at bridge crossing on Patterson Road, 1.0 miles east of intersection of GA 29 and Patterson Road.
DRAINAGE AREA - 7.42 mi². revised.
REVISIONS HISTORY -
WDR-US-2011: 2010; WDR-US-2012: 2011; WDR GA-2013: Drainage area.
Gage datum was revised on March 21, 2022, based on an error in the determination of the gage datum.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
DISCHARGE: March 2003 to July 2014 (discontinued).
GAGE-HEIGHT: March 2003 to July 2014, January 2016 to current.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage 861.90 feet above NAVD88.
COOPERATION - Gwinnett County Department of Water Resources.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 5,000 cfs, September 21, 2009, from rating extended above 1,380 cfs on basis of runoff comparisons with nearby stations; maximum gage height, 19.1 feet, from floodmarks, September 21, 2009; minimum daily discharge, 0.52 cfs, October 17, 2011.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - March 2003 to July 2014, January 2016 to current.
INSTRUMENTATION - Tipping-bucket raingage.
WATER-QUALITY RECORDS
PERIOD OF RECORD - September 2005 to July 2014 (discontinued).
PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: September 2005 to July 2014 (discontinued).
WATER TEMPERATURE: September 2005 to July 2014 (discontinued).
TURBIDITY: September 2005 to July 2014 (discontinued).
EXTREMES FOR PERIOD OF RECORD - Maximum: 15.94 feet on July 17, 2003; Minimum: 2.52 feet on August 06, 2017
EXTREMES FOR PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: Maximum recorded, 337 microsiemens, February 13, 2014; minimum recorded, 21 microsiemens, September 21, 2009.
WATER TEMPERATURE: Maximum recorded, 27.5°C, July 29, 2010; minimum recorded, -0.2°C, January 30 2014.
TURBIDITY: Maximum recorded, >1100 FNU, August 26, December 25, 2008, July 7, August 28, September 16, 2009; minimum recorded, <0.5 FNU, several days.