USGS Water-Year Summary for Site 05406479

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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]
	63680 Turbidity, Form Neph(Max.,Mean,Min.) [YSI]

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

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USGS Water-Year Summary 2024

05406479 BLACK EARTH CREEK NEAR TREATMENT PLANT AT CROSS PLAINS, WI

LOCATION - Lat 43°06'53", long 89°39'51" referenced to North American Datum of 1983, in SE 1/4 NE 1/4 sec.4, T.7 N., R.7 E., Dane County, WI, Hydrologic Unit 07070005, on right bank, 200 ft south of bridge on State Highway 14 at Cross Plains, next to the sewage treatment facility.

DRAINAGE AREA - 26.6 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD - May 2014 to current year.

GAGE - Water stage recorder and crest-stage gage. Gage datum is 860 ft. above NAVD88, from topographic map.

REMARKS - For the 2015 water year, records are good except for estimated daily discharges, which are 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 - 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.

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

EXTREMES FOR PERIOD OF RECORD -

WATER TEMPERATURE: Maximum observed, 23.0°C, June 26, 2013; minimum observed, 0.1°C, Feb. 2, 2011.
SPECIFIC CONDUCTANCE: Maximum observed, 2900 uS/cm, Jan 28, 2013; minimum observed, 206 uS/cm, Jan 29, 2013. 
DISSOLVED OXYGEN: Maximum observed, 17.6 mg/L, April 28, 2013; minimum observed, , 4.8 mg/L, July 18, 2012.
pH: Maximum observed, 8.5 pH units, on many days; minimum observed, 7.0 pH units, June 26, 2013.
TURBIDITY: Maximum observed, 990 FNU, June 26, 2013; minimum observed, 0.0 FNU, on many days.
TOTAL SUSPENDED SOLIDS DISCHARGE: Maximum, 57.7 tons/day, Sept 4, 2014; minimum, 0.11 tons/day, on many days, 2014.
TOTAL PHOSPHORUS DISCHARGE: Maximum, 401 lbs/day, Sept 4, 2014; minimum, 2.05 lbs/day, Sept 30, 2014.