USGS Water-Year Summary 2020
01573710 Conewago Creek near Falmouth, PA
LOCATION - Lat 40°08'57.5", long 76°41'15.9" referenced to North American Datum of 1983, Dauphin County, PA, Hydrologic Unit 02050305, along Hillsdale Road on right bank, at bridge at the intersection Hillsdale Road and Saw Mill Road, 2.5 miles from confluence with Susquehanna River at Falmouth, 5.5 miles from Middletown, PA. On November 14, 2018, the gage was relocated 0.3 miles upstream. Gage heights will be about 2.3 ft higher than before the gage was moved.
DRAINAGE AREA - 47.5 mi².
PERIOD OF RECORD - June 2011 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 310 ft above National Geodetic Vertical Datum of 1929, from topographic map. Satellite telemetry at station.
COOPERATION - Funding is provided by PA Department of Environmental Protection as part of a water- quality assessment of the Conewago Creek Watershed. Additional partners include the USDA, Dauphin, Lancaster, and Lebanon County Conservation Districts, the Pennsylvania State University and Elizabethtown College.
PERIOD OF DAILY RECORD - Water Temperature and Specific Conductance, January 2012 to current year. Turbidity, April 2016 to current year.
COOPERATION - Funding is provided by PA Department of Environmental Protection as part of a water-quality assessment of the Conewago Creek Watershed.
INSTRUMENTATION - Water-quality probe monitoring water temperature, specific conductance, and turbidity on the 15-minute interval. Satellite telemetry at the site.
EXTREMES FOR PERIOD OF RECORD - WATER TEMPERATURE: maximum, 30.9 oC on Jul 22, 2011; minimum, -0.2 oC on many days.
SPECIFIC CONDUCTANCE: maximum, 856uS/cm on Feb 13, 2019; minimum, 70 uS/cm on Sept 7, 2011. TURBIDITY: maximum: 1,180 FNU on Jun 5, 2020; minimum: <-0.2 FNU on many days.