LOCATION.--on right bank at downstream side of bridge on State Highway
97, 0.6 mi upstream from Cattail Creek, 0.8 mi upstream from
Triadelphia Reservoir, 1.1 mi northeast of Unity, and 97 mi upstream
from mouth. PERIOD OF RECORD.--July 1944 to current year. GAGE.--Water
stage recorder, crest-stage gage and concrete control. Datum of gage is
364.04 ft above North American Vertical Datum of 1988. Prior to Aug.
14, 1946, non-recording gage at same site and gage datum.
This station managed by the MD-DE-DC Water Science Center Baltimore office.