USGS Water-Year Summary for Site 03298300

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

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

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USGS Water-Year Summary 2024

03298300 PENNSYLVANIA RUN AT MOUNT WASHINGTON ROAD NEAR LOUISVILLE, KY

LOCATION - Lat 38°05'15", long 85°38'33" referenced to North American Datum of 1927, Jefferson County, KY, Hydrologic Unit 05140102, at upstream side of bridge on Mt. Washington Road near Louisville and at mile 1.9.

DRAINAGE AREA - 6.40 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD - October 1998 to current year.

GAGE - Water-stage recorder and crest-stage gage. Datum is 522.70 feet above NAVD of 1988 and 523.36 ft above NGVD of 1929.

COOPERATION - Louisville and Jefferson County Metropolitan Sewer District.

REMARKS -

EXTREMES FOR PERIOD OF RECORD - Maximum gage height 10.94 ft, Apr. 3, 2015, discharge not determined.

WATER-QUALITY RECORDS

PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: October 2014 to current year.

pH: October 2014 to current year.

WATER TEMPERATURE: December 2006 to current year.

DISSOLVED OXYGEN: December 2006 to current year.

COOPERATION - Louisville and Jefferson County Metropolitan Sewer District.

INSTRUMENTATION - 4 parameter water-quality monitor with telemetry.

REMARKS -

Water Quality daily values and partial days are not qualified prior to 08/16/2021.

Water Quality record quality is rated internally. For questions about record quality ratings, please send email to gs-w-oh_NWISWeb_Data_Inquiries@usgs.gov.

SPECIFIC CONDUCTANCE: 10/01/2014-12/07/2016: Records fair.

pH: 10/01/2014-1207/2016: Records poor.

WATER TEMPERATURE: 10/01/2013-12/07/2014: Records good.

DISSOLVED OXYGEN: 10/01/2013-09/30/2014: Records fair. 10/01/2014-12/07/2016: Records poor.

EXTREMES FOR PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: Maximum recorded, 2,040 microsiemens, November 22, 2014; minimum recorded, 69 microsiemens, June 19, 2023.

pH: Maximum recorded, 9.9 units, April 19, 2016; minimum recorded, 6.3 units, August 13, 2017*.

WATER TEMPERATURE: Maximum recorded, 31.4 C, August 15, 2010; minimum recorded, -0.2°C, January 6-7, 22, 28, 2014.

DISSOLVED OXYGEN: Maximum recorded, 24.7 mg/L, April 10, 2013; minimum recorded, 0.0 mg/L, May 8, August 5, September 1, 2014, and September 30, 2019*.

TURBIDITY: Maximum recorded, 169 FNU, April 01, 2023; minimum recorded, 0.7 FNU, April 07, 2023.*

* Multiple occurrences of the same extreme in selected dataset. First occurrence listed.