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Water-Year Summary for Site 02207135

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00010 Temperature, water(Max.,Min.,Mean)  
00045 Precipitation(Sum)  
00060 Discharge(Mean)  
00065 Gage height(Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  
00300 Dissolved oxygen(Max.,Min.,Mean)  
00400 pH(Max.,Min.,Med.)  
63680 Turbidity, Form Neph(Max.,Min.,Med.)  

Water year 2024: 2024-10-01 to 2025-09-30
 

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USGS Water-Year Summary 2024
02207135 LITTLE STONE MOUNTAIN CREEK NEAR STONE MOUNTAIN, GA
LOCATION - Lat 33°49'49.5", long 84°08'21.6" referenced to North American Datum of 1983, Dekalb County, GA, Hydrologic Unit 03070103, on the right downstream bank, located 0.5 miles north of highway U.S. 78, 6.5 miles east of I-285, and 7.4 miles west of Snellivlle, GA.
DRAINAGE AREA - 2.20 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD -
GAGE HEIGHT: November 2012 to current year.
GAGE - Satellite telemetry with a water-stage recorder, automatic sampler, and a continuous water-quality monitor. Datum of gage is 871.25 feet above NAVD88.  
COOPERATION - DeKalb County Department of Watershed Protection.
REMARKS - Gage-height records are generally good. Discharge records are generally fair except for estimated discharges, which are poor.  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 discharge recorded, 800 cfs (estimated), February 3, 2016; maximum gage-height recorded, 6.18 feet, February 3, 2016; minimum daily discharge, 0.38 cfs, October 10, 2016.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - March 8, 2013 to current year.
INSTRUMENTATION - Tipping-bucket raingage.
WATER-QUALITY RECORDS
PERIOD OF RECORD -
March 1999 to November 1999, and September 2013 to current year.
PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: November 2013 to current year. pH: November 2013 to current year. WATER TEMPERATURE: November 2013 to current year. DISSOLVED OXYGEN: November 2013 to current year. TURBIDITY: November 2013 to current year.
INSTRUMENTATION - Satellite telemetry with a continuous water-quality monitor and an automatic refrigerated sampler.
REMARKS -
Analysis is in RMS
EXTREMES FOR PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: Maximum recorded, 4250 microsiemens, January 22, 2018; Minimum recorded, 12 microsiemens, April 19, 2019.

pH: Maximum recorded, 7.3 units June 10, 2015, July 31, 2015, March 6, 2017, May 27, 2018, August 27, 2019; minimum recorded, 5.8 units, December 28, 2018.

WATER TEMPERATURE: Maximum recorded, 26.8°C, July 27, 2015; minimum recorded, 0.4°C, January 7, 30, 2014.

DISSOLVED OXYGEN: Maximum recorded, 13.6 mg/L, January 7-8, 24, 30, 2014; minimum recorded, 5.0 mg/L, September 28, 2019.

TURBIDITY: Maximum recorded, >1,100 FNU, May 17, 2015, December 24, 2015, February 3, 2016; minimum recorded, <0.5 FNU on many days.