PROVISIONAL DATA SUBJECT TO REVISION
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Site Information
LOCATION.--Lat 41°29'58.7", long
74°33'08.0" referenced to North American Datum of
1983, Orange County, NY, Hydrologic Unit 02040104, on left bank
0.1 mi downstream from Bashakill Marsh, 0.3 mi east of
Westbrookville, and 2.1 mi northwest of Otisville. Records
include flow of Pine Creek.
DRAINAGE AREA.--63.7 mi². Includes drainage area of Pine Creek.
PERIOD OF RECORD.--July 2020 to current year. Prior to November 2022, published as "Basher Kill above Pine Kill at Westbrookville."
REVISIONS HISTORY.--Drainage area was revised from 47.2 sq mi to 63.7 sq mi on Nov. 1, 2022, based on analysis of Pine Creek confluence with Basher Kill.
GAGE.--Water-stage recorder, crest-stage gage, and a combination concrete and steel weir. Datum of gage is 493.40 ft above NAVD of 1988.
REMARKS.--Water Years 2020-23: Records fair except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 997 ft³/s, Oct. 27, 2021, gage height, 8.24 ft; minimum discharge, 1.1 ft³/s, Oct. 26, 27, 2020, gage height, 4.86 ft; minimum gage height, 4.79 ft, Aug. 27, 28, 29, 30, 2022.
PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: September 2020 to current year. SPECIFIC CONDUCTANCE: September 2020 to current year.
INSTRUMENTATION1.--A continuous water-quality monitor with water temperature and specific conductance provides 15-minute-interval readings.
EXTREMES FOR PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: Maximum, 29.0 °C, June 30, 2021; minimum, -0.1°C, on several days in February 2022, Feb. 3, 4, 2023. SPECIFIC CONDUCTANCE: Maximum, 271 uS/cm at 25 °C, Feb. 21, 2021; minimum, 35 uS/cm at 25 °C, Sept. 1, 2021, May 1, 2023.
1 Water-Quality Records
DRAINAGE AREA.--63.7 mi². Includes drainage area of Pine Creek.
PERIOD OF RECORD.--July 2020 to current year. Prior to November 2022, published as "Basher Kill above Pine Kill at Westbrookville."
REVISIONS HISTORY.--Drainage area was revised from 47.2 sq mi to 63.7 sq mi on Nov. 1, 2022, based on analysis of Pine Creek confluence with Basher Kill.
GAGE.--Water-stage recorder, crest-stage gage, and a combination concrete and steel weir. Datum of gage is 493.40 ft above NAVD of 1988.
REMARKS.--Water Years 2020-23: Records fair except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 997 ft³/s, Oct. 27, 2021, gage height, 8.24 ft; minimum discharge, 1.1 ft³/s, Oct. 26, 27, 2020, gage height, 4.86 ft; minimum gage height, 4.79 ft, Aug. 27, 28, 29, 30, 2022.
PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: September 2020 to current year. SPECIFIC CONDUCTANCE: September 2020 to current year.
INSTRUMENTATION1.--A continuous water-quality monitor with water temperature and specific conductance provides 15-minute-interval readings.
EXTREMES FOR PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: Maximum, 29.0 °C, June 30, 2021; minimum, -0.1°C, on several days in February 2022, Feb. 3, 4, 2023. SPECIFIC CONDUCTANCE: Maximum, 271 uS/cm at 25 °C, Feb. 21, 2021; minimum, 35 uS/cm at 25 °C, Sept. 1, 2021, May 1, 2023.
1 Water-Quality Records
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