The control for this site is underwent modification beginning June 14, 2021. The monitored pool partially receded and the recorded stage is lower than historic values. Questions may be directed to toden@usgs.gov
STATION.--01574500 CODORUS CREEK AT SPRING GROVE, PA
LOCATION.--Lat 39`52'43", long 76`51'13", York County, Hydrologic Unit 02050306, on right bank 15 ft downstream from abutments of dismantled county highway bridge on Township Route 452, 0.1 mi downstream from small left-bank tributary, 0.3 mi downstream from east boundary of Spring Grove, and 7.0 mi southwest of York.
DRAINAGE AREA.--75.5 square miles.
PERIOD OF RECORD.--May 1929 to September 1964, November 1965 to current year. October 1962 to September 1968, published as West Branch Codorus Creek at Spring Grove.
GAGE.--Water-stage recorder and crest-stage gage. Concrete control was utilized from November 1965 to June 2021. Datum of gage is 430.86 ft above National Geodetic Vertical Datum of 1929. Prior to Jan. 18, 1930, nonrecording gage, Jan. 18, 1930, to Sept. 9, 1941, water-stage recorder at site 0.9 mi upstream, and Sept. 10, 1941, to Sept. 30, 1964, water-stage recorder at site 0.8 mi upstream, all at datum 5.64 ft higher. Nov. 1 to Dec. 20, 1965, non-recording gage about 40 ft downstream at unknown datum, Dec. 21, 1965, to Mar. 31, 1966, non-recording gage at present site and datum.
COOPERATION.--Monthly records of change in lake contents and daily diversion furnished by Pixelle Specialty Solutions (formerly P.H. Glatfelter Company). Funding for the operation of this station is provided by the U.S. Army Corps of Engineers, Baltimore District.
REMARKS.--Flow regulated by Pixelle Specialty Solutions.
GAGE HEIGHTS OF IMPORTANCE.-
Supplied by USGS: Maximum recordable gage height (stage sensor operational limit) - 15.7 ft; Data transmitter operational limit - 16.4 ft;
Supplied by NWS: No flood stage has been determined for this station.