
394106074362501. Local I.D., Mount Obs. NJ-WRD Well Number, 05-0570. LOCATION.--Lat 39°41'06", long 74°36'23", Hydrologic Unit 02040301, at Mount in Wharton State Forest, Washington Township. Owner: U.S. Geological Survey. AQUIFER.--Kirkwood-Cohansey aquifer system of Miocene age. WELL CHARACTERISTICS.--Drilled water-table observation well, diameter 8 in., depth 25 ft, open-end concrete casing. INSTRUMENTATION.--None: periodic measurements with chalked steel tape. Digital water-level recorder, Sept. 1977 to Apr. 1987. Periodic measurements, July 1970 to Sept. 1977. Water-level recorder, Sept. 1955 to July 1970. DATUM.--Land surface is 63.24 ft above sea level. Measuring point: Top of concrete casing, 0.60 ft above land surface. PERIOD OF RECORD.--Sept. 1955 to current year. Records for 1955 to 1977 and 1987 to 1989 are unpublished and are available in files of the New Jersey District Office. EXTREMES FOR PERIOD OF RECORD.--Highest water level, 2.92 ft below land surface, Aug. 26, 1958; lowest, 18.51 ft below land surface, Sept. 30-Oct. 6, 1966.
Latest Data
Date: 06/11/2003 Depth To Water: 12.76
| Latest Water Level | Maximum Depth To Water | 50 percent exceedance | 75 percent exceedance | 90 percent exceedance |
|---|---|---|---|---|
| 12.76 | 17.42 | 10.83 | 13.17 | 14.972 |
| Percent exceedance means that 90, 75, or 50 percent of all water levels for June have been greater than the the value shown. | ||||
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