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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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USGS Water-Year Summary 2024
01429000 WEST BRANCH LACKAWAXEN RIVER AT PROMPTON, PA
LOCATION - Lat 41°35'14", long 75°19'38" referenced to North American Datum of 1927, Wayne County, PA, Hydrologic Unit 02040103, on left bank, 500 ft downstream from Prompton Reservoir, 1,500 ft upstream from bridge on U.S Highway 6 at Prompton, and 2,000 ft upstream from Van Auken Creek.
DRAINAGE AREA - 59.7 mi².
REVISIONS HISTORY - WSP 1432: 1948-49. WDR PA-71-1: 1970(M).
SURFACE-WATER RECORDS
PERIOD OF RECORD - August 1944 to current year. Prior to October 1952 published as Lackawaxen River at Prompton.
GAGE - Water-stage recorder, crest-stage gage, water quality monitor, and weighing bucket precipitation gage. Datum of gage is 1,083.14 ft above North American Vertical Datum of 1988. Prior to February 14, 2024, the datum of gage was reported as 1,083.78 ft above National Geodetic Vertical Datum of 1929. Satellite and landline telemetry at station.
COOPERATION - Station established and maintained by the U.S. Geological Survey. Funding for this station is provided by the U.S. Army Corps of Engineers, Philadelphia District, the Pennsylvania Department of Environmental Protection and the U.S. Geological Survey.
REMARKS - Flow regulated since 1960 by Prompton Reservoir (station 01428900) 500 ft upstream. Records are good, except those for estimated discharge which are poor.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of May 23, 1942 reached a stage of 16.7 ft, from floodmark, discharge not determined.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - October 1988 to September 2004. October 2017 to current year.
REMARKS - Cross-sectional water temperature data is available upon request.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 27.1°C, August 4, 2018; minimum, 0.0°C, several days during winter months throughout the period of daily record.
