USGS Water-Year Summary for Site 01585219

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

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

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USGS Water-Year Summary 2024

01585219 HERRING RUN AT SINCLAIR LANE AT BALTIMORE, MD

LOCATION - Lat 39°19'04.7", long 76°33'18.5" referenced to North American Datum of 1983, Baltimore City, MD, Hydrologic Unit 02060003, on right upstream side of bridge on Sinclair Lane, and 4.4 mi upstream from mouth.

DRAINAGE AREA - 16.3 mi². from automated delineation using 30-meter National Elevation Dataset, digital elevation model data, dated 2011.

REVISIONS HISTORY -

https://waterdata.usgs.gov/nwis/dv/?site_no=01585219: 2019: Discharge.

https://waterdata.usgs.gov/nwis/dv/?site_no=01585219: 2021: Water Temperature.

https://waterdata.usgs.gov/nwis/dv/?site_no=01585219: 2021: Turbidity.

SURFACE-WATER RECORDS

PERIOD OF RECORD - October 2013 to current year.

GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 31.25 ft above North American Vertical Datum of 1988.

REMARKS -

Water Year 2023: Records fair, no estimated discharges.

Water Year 2021-2022: Records fair, except those for estimated discharges, which are poor.

Water Years 2019-2020: Records fair. No estimated discharges.

Water Year 2018: Records fair, except those for estimated discharges, which are poor.

Water Year 2017: Records good, except those for Oct. 1 to Feb. 13 and those for Aug. 15 to Sept. 30, which are fair. No estimated discharges.

Water Years 2015-2016: Records good, except those above 1,000 ft³/s, which are fair, and those for estimated daily discharges, which are poor.

Water Year 2014: Records good, except those above 400 ft³/s, which are fair, and those for estimated daily discharges, which are poor.

U.S. Geological Survey satellite data-collection platform at station.

EXTREMES FOR PERIOD OF RECORD -

Maximum discharge, 7,930 ft³/s, Feb. 24, 2016, gage height, 14.68 ft, from floodmarks; minimum discharge, 0.89 ft³/s, July 31, 2021, gage height, 3.40 ft, affected by upstream regulation or diversion from unknown source.

WATER-QUALITY RECORDS

PERIOD OF RECORD - WATER TEMPERATURE: Oct 2015 to current year. SPECIFIC CONDUCTANCE: Oct 2015 to current year. pH: Oct 2015 to current year. TURBIDITY: Oct 2015 to current year.

INSTRUMENTATION - Water-quality monitor October 2015 to current year.

REMARKS - Missing record due to periodic instrument malfunction.

EXTREMES FOR PERIOD OF DAILY RECORD -

WATER TEMPERATURE: Maximum, 31.6 degC, July 22, 2020 and other days; minimum, -0.1 degC, first occurrence on January 22, 2016.

SPECIFIC CONDUCTANCE: Maximum, 9650 uS/cm, February 1, 2021: minimum, 36 uS/cm on September 01, 2021.

pH: Maximum, 9.7 standard units, first occurrence on March 29, 2018; minimum, 6.8 standard units, July 5, 2017.

TURBIDITY:

Active Sensor January 27, 2020 - October 06, 2023 (Site Discontinued): Maximum, 2550 formazin nephelometric units (FNU)on December 24, 2022; Minimum,0.0 formazin nephelometric units (FNU), multiple occurrences, first occurrence on March 18, 2020.

Active Sensor November 10, 2016 - April 03, 2020: Maximum, 1310 formazin nephelometric units (FNU), July 25, 2018; minimum, 0.0 formazin nephelometric units (FNU), multiple occurrences, first occurrence on July 13, 2017.

Active Sensor October 16, 2015 - November 10, 2016: Maximum, 1910 formazin nephelometric units (FNU), August 15, 2016; minimum, 0.0 formazin nephelometric units (FNU), multiple occurrences, first occurrence on July 15, 2016.