USGS Water-Year Summary for Site 03277075

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	Available Parameters
	00010 Temperature, water(Max.,Min.,Mean)
	00060 Discharge(Mean)
	00095 Specific cond at 25C(Max.,Min.,Mean)
	00300 Dissolved oxygen(Max.,Min.,Mean)
	00400 pH(Max.,Min.,Med.)
	63680 Turbidity, Form Neph(Min.,Med.,Max.)

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

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USGS Water-Year Summary 2023

03277075 GUNPOWDER CREEK AT CAMP ERNST ROAD NEAR UNION, KY

LOCATION - Lat 38°59'39", long 84°42'58" referenced to North American Datum of 1983, Boone County, KY, Hydrologic Unit 05090203, on upstream right bank next to pump station, 0.65 miles downstream of South Fork Gunpowder Creek, 3.8 miles northwest of Union, and 14.2 miles upstream from the mouth.

DRAINAGE AREA - 36.6 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD - April 1999 to current year.

GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 683.06 feet above NAVD of 1988.

COOPERATION - Northern Kentucky Sanitation District No. 1.

REMARKS -

10/01/2015-Current: Records fair except for estimated daily discharges which are poor.

EXTREMES FOR PERIOD OF RECORD - Maximum Discharge, 6,590 ft³s, May 8, 2002, gage height, 8.22 ft. Gage also reached 8.22 ft. during event on 02/24/2018 (corresponding discharge was 6090 cfs.).

WATER-QUALITY RECORDS

PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: November 2000 to September 2013, and October 2014 to September 2015.

pH: November 2000 to September 2013, and October 2014 to September 2015.

WATER TEMPERATURES: November 2000 to September 2013, and October 2014 to September 2015.

DISSOLVED OXYGEN: November 2000 to September 2013, and October 2014 to September 2015.

TURBIDITY: November 2000 to September 2013, and October 2014 to September 2015.

COOPERATION - Northern Kentucky Sanitation District No. 1.

INSTRUMENTATION - 5 parameter Data Sonde 5X water-quality monitor and telemetry.

EXTREMES FOR PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: Maximum recorded, 8,210 microsiemens, February 23, 2015; minimum recorded, 86 microsiemens, July 6, 2013.

pH: Maximum recorded, 10.8 units, May 13, 2010; minimum recorded, 6.5 units, August 23, 2003.

WATER TEMPERATURES: Maximum recorded, 33.9°C, July 21, 2011, and July 7, 2012; minimum recorded, -0.5°C, February 13, 18-19, 2007, December 13, 16-23, 25-29, 2010, and January 12-18, 21-24, 29, 2011.

DISSOLVED OXYGEN: Maximum recorded, 20.1 mg/L, February 5-6, 2007; minimum recorded, 0.7 mg/L, August 14, 2003.

TURBIDITY: Maximum recorded, >3,000 FNU, June 3, 2009, July 5, 2011, and April 26, May 1, 13, 20, 2012; minimum recorded, <2.0 FNU, many days during the 2001-2013, and 2015 water years.