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[!] Over the next year, the USGS Pennsylvania Water Science Center will be updating the geodetic vertical elevation (gage datum) for many locations. Click HERE for additional information including a current list of streamgages with upcoming datum changes. This update in gage datum does not affect the location of the streamgage, nor the observed local gage height or discharge recorded at the streamgage.

USGS 01574000 West Conewago Creek near Manchester, PA


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LOCATION.--Lat 40`04'56", long 76`43'13", York County, Hydrologic Unit 02050306, on left bank 500 ft upstream from bridge on State Highway 181, 0.6 mi downstream from Little Conewago Creek, and 1.5 mi north of Manchester. On Sept 13, 2017 the gage was relocated to Lat 40`04'50.9", long 76`43'6.21" referenced to North American Datum of 1927, York County, PA, Hydrologic Unit 02050306, on right bank 80 ft upstream from bridge on Stage Highway 181, 0.7 mi downstream from Little Conewago Creek, and 1.5 mi north of Manchester.
DRAINAGE AREA.--510 square miles.
PERIOD OF RECORD.--October 1928 to current year. Prior to October 1931, published as Conewago Creek near Manchester.
GAGE.--Water-stage recorder, crest-stage gage and water-quality monitor. Datum of gage is 263.68 ft above National Geodetic Vertical Datum of 1929.
COOPERATION.--Station established and maintained by the U.S. Geological Survey. Funding for the operation of this station is provided by the Pennsylvania Department of Environmental Protection, the County of York, and the U.S. Geological Survey.
Supplied by USGS: Maximum recordable gage height (stage sensor operational limit) - 28.2 ft; Data transmitter operational limit - 28.7 ft;
Supplied by NWS: No flood stage has been determined for this station.
This station managed by the PAWSC New Cumberland Office.

Available Parameters Period of Record
2019-11-26  2022-08-06
1928-10-01  2022-08-06
2019-11-26  2022-08-06
2019-11-26  2022-08-06
2019-11-26  2022-08-06
2019-11-26  2022-08-07


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