USGS Water-Year Summary for Site 02206105

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	Available Parameters
	00045 Precipitation(Sum)
	00065 Gage height(Mean)

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Water year 2023: 2022-10-01 to 2023-09-30

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USGS Water-Year Summary 2023

02206105 JACKSON CREEK AT ANGELS LANE, NEAR LILBURN, GA

LOCATION - Lat 33°53'11.7", long 84°12'40.6" referenced to North American Datum of 1983, Gwinnett County, GA, Hydrologic Unit 03070103, at culvert on Angel's Lane, 4.2 miles west of Lilburn.

DRAINAGE AREA - 0.15 mi². revised.

REVISIONS HISTORY - WDR-US-2011: Drainage Area.

SURFACE-WATER RECORDS

PERIOD OF RECORD -

DISCHARGE: November 1986 to September 1996, October 1996 to March 2020 (Annual Maximum).

GAGE-HEIGHT: November 1986 to September 1996, October 1996 to March 2020 (Annual Maximum). March 2020 to current year (Continuous).

Records not equivalent due to datum change after new culvert construction during September 1996.

GAGE - Water-stage recorder with satellite telemetry with a crest-stage gage. Prior to March 16, 2020, crest-stage partial record gage. Datum of gage is 993.36 ft above NAVD 88. The NAVD 88 datum of gage was determined from two GNSS Level II, single-base static surveys of a temporary RM (REF FRAME: NAD_83(2011)(EPOCH:2010.0000), GEOID18) completed by USGS personnel on May 20, 2020 and June 1, 2021. The temporary RM was tied to the gage datum via conventional levels completed by USGS personnel on May 29, 2020. Prior to December 3, 2020, the manuscript stated that the datum of gage was 990 ft above NGVD of 1929 as determined via topographic map by USGS.

COOPERATION - Gwinnett County Department of Water Resources.

REMARKS - Gage-height records are generally fair. 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.

EXTREMES FOR PERIOD OF RECORD - Maximum stage, 7.13 feet, September 21, 2009; maximum discharge, 249 cfs, September 21, 2009, present datum. Maximum stage, 6.71 feet, September 7, 1987, maximum discharge, 144 cfs, September 7, 1987, Datum then in use.

CLIMATOLOGICAL RECORDS

PERIOD OF RECORD - March 2020 to current.

INSTRUMENTATION - Tipping bucket raingage.