USGS Water-Year Summary for Site 03301900

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

03301900 FERN CREEK AT OLD BARDSTOWN ROAD AT LOUISVILLE, KY

LOCATION - Lat 38°10'32", long 85°36'55" referenced to North American Datum of 1927, Jefferson County, KY, Hydrologic Unit 05140102, on right upstream wingwall at bridge on Old Bardstown Road at Louisville, and at mile 3.2.

DRAINAGE AREA - 3.50 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD - February 1991 to October 1995, (medium and high flows only), September 1997 to current year.

GAGE - Water-stage recorder. Datum is 550.25 feet above NAVD of 1988 and 550.74 ft above NGVD of 1929.

COOPERATION - Louisville and Jefferson County Metropolitan Sewer District.

EXTREMES FOR PERIOD OF RECORD - Maximum gage height 7.83 ft. on October 5, 2013; maximum discharge 4250 ft³/s on October 5, 2013. Lowest daily mean discharge 0.07 ft³/s on September 1, 2011.

WATER-QUALITY RECORDS

PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: October 2014 to current year.

pH: October 2014 to current year.

WATER TEMPERATURE: October 2006 to current year.

DISSOLVED OXYGEN: October 2006 to current year.

REMARKS - Water Quality daily values and partial days are not qualified prior to 09/08/2021.

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.

EXTREMES FOR PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: Maximum recorded, 4,060 microsiemens/cm, February 21, 2015; minimum recorded, 54 microsiemens/cm, April 3, 2015.

pH: Maximum recorded, 9.2 units, April 20, 2022*; minimum recorded, 6.4 units, June 29th, 2020*.

WATER TEMPERATURE: Maximum recorded, 28.3°C, July 21, 2019; minimum recorded, 0.0°C, on many days during period of record.

DISSOLVED OXYGEN: Maximum recorded, 23.8 mg/L, April 4, 2010; minimum recorded, 2.8 mg/L, April 24-25, 2007, April 21, 2013.

Other extremes may have occurred during periods of non-published record.

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