STATION.--401157075032001 BUCKS COUNTY, local well number BK1020
LOCATION.--Lat 40`11'57", long 75`03'01", Hydrologic Unit 02040201, at Naval Air Development Center in Warminster Township.
OWNER.--United States Navy.
AQUIFER.--Sandstone and shale of Stockton Formation of Late Triassic age.
WELL CHARACTERISTICS.--Drilled observation well, diameter 6 in., depth 400 ft, cased to 57 ft, open hole.
INSTRUMENTATION.--Data collection platform with 15-minute recording interval since April 2023; prior, 60-minute recording interval. Satellite telemetry at station.
DATUM.--Elevation of land surface is 357 ft above North American Vertical Datum of 1988, from Lidar. Measuring point: Top of plywood shelf, 1.93 ft above land-surface datum.
REMARKS.--Operated by Bucks County Planning Commission September 1975 to March 1988. Daily maximum, minimum, and mean water levels since October 1994 are available from the District Office.
PERIOD OF RECORD.--September 1975 to current year.
COOPERATION.--Funding for the operation of this station is provided by the Pennsylvania Department of Environmental Protection and the U.S. Geological Survey.