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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 01638890 Rock Creek near Gettysburg, PA

  Stream Site

Latitude 39°48'17",   Longitude 77°12'42"   NAD27
Adams County, Pennsylvania, Hydrologic Unit 02070009
Drainage area: 23.50 square miles
Data Type Begin Date End Date Count
 Field measurements 1989-09-22  1991-01-22  7 
 Field/Lab water-quality samples 1970-03-17  2022-08-17  19 
 Revisions  Loading...
Record for this site is maintained by the USGS Pennsylvania Water Science Center
Email questions about this site to Pennsylvania Water Science Center Water-Data Inquiries