USGS Water-Year Summary for Site 05406457

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

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

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USGS Water-Year Summary 2024

05406457 BLACK EARTH CREEK NEAR BREWERY ROAD AT CROSS PLAINS, WI

LOCATION - Lat 43°06'35", long 89°38'27" referenced to North American Datum of 1983, in NW 1/4 SW 1/4 sec.2, T.7 N., R.7 E., Dane County, WI, Hydrologic Unit 07070005, on right bank, across the intersection of Brewery Rd and Hwy 14 in Cross Plains, WI. Gage house is located next to snowmobile bridge ~80ft south of Hwy 14.

DRAINAGE AREA - 11.4 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD - October 2009 to current year.

GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 874.69 ft above NAVD of 1988, from GPS.

REMARKS - Records are considered fair. Gage-height telemeter at station.

WATER-QUALITY RECORDS

PERIOD OF RECORD - October 2009 to September 2013 (discontinued).

PERIOD OF DAILY RECORD - WATER TEMPERATURE: October 2009 to September 2013 (discontinued). SPECIFIC CONDUCTANCE: October 2009 to September 2013 (discontinued). DISSOLVED OXYGEN: October 2009 to September 2013 (discontinued). pH: October 2009 to September 2013 (discontinued)). TURBIDITY: October 2009 to September 2013 (discontinued). TOTAL PHOSPHORUS DISCHARGE: June 2014 to current year. TOTAL SUSPENDED SOLIDS DISCHARGE: June 2014 to current year.

INSTRUMENTATION - Stage-activated water-quality sampler October 2009 to current year. Water temperature recorder October 2, 2009 to current year. Specific conductance recorder October 2, 2009 to current year. Dissolved oxygen recorder October 2, 2009 to current year. pH recorder October 2, 2009 to July 21, 2014 (discontinued). Turbidity recorder October 2, 2009 to current year. TOTAL PHOSPHORUS: June 2014 to current year. TOTAL SUSPENDED SEDIMENT: June 2014 to current year.

REMARKS - Chemical analyses are by the Dane-Iowa Waste Water Treatment Facility Laboratory.

EXTREMES FOR PERIOD OF RECORD -

WATER TEMPERATURE: Maximum observed, 20.1°C, June 30; minimum observed, 1.1°C, Jan 06, March 14.
SPECIFIC CONDUCTANCE: Maximum observed and record maximum, 1010 uS/cm, Feb 20; minimum observed, 263 uS/cm, September 4.
DISSOLVED OXYGEN: Maximum observed, 14.7 mg/L, April 10, 27; minimum observed, 4.4 mg/L, Aug 5.
pH: Maximum observed, 8.2 pH units, many days; minimum observed, 7.3 pH units, October 1,2,3,4,5,6.
TURBIDITY: Maximum observed, 400 FNU, February 20; minimum observed, 0.3 FNU, October 2.
TOTAL SUSPENDED SOLIDS DISCHARGE: Maximum, 57.7 tons/day, Sept 4, 2014; minimum, 0.080 tons/day, on many days; maximum yearly load, 253 tons/year, WY2015.
TOTAL PHOSPHORUS DISCHARGE: Maximum, 401 lbs/day, Sept 4, 2014; minimum, 1.40 lbs/day, Oct 17, 2015; maximum yearly load, 2830 pounds/year, WY2016.