USGS Water-Year Summary 2021
01386990 WANAQUE RESERVOIR AT WANAQUE, NJ
LOCATION - Lat 41°02'42", long 74°17'43" referenced to North American Datum of 1983, Wanaque Borough, Passaic County, NJ, Hydrologic Unit 02030103, at Raymond Dam on Wanaque River at Wanaque, 1,700 ft upstream of bridge on County Route 511 (Ringwood Avenue), and 3.3 mi north of Riverdale.
DRAINAGE AREA - 90.4 mi².
- WDR NJ-85-1: 1984 (M). WRD US-2013: Usable capcity.
PERIOD OF RECORD - February 1928 to current year. Monthend contents only, February 1928 to September 1950, published in WSP 1302, October 1951 to September 1960 published in WSP 1722, October 1950 to September 1953 also published in Special Report 16 (New Jersey Department of Environmental Protection); Monthend elevation and contents only, October 1961 to September 1995 published in Annual Water Data Reports.
GAGE - Water-stage recorder with telemetry. Datum of gage is National Geodetic Vertical Datum of 1929 (levels by North Jersey District Water Supply Commission).
EXTREMES FOR PERIOD OF RECORD - Maximum contents, 31,280,000,000 gal, Apr 5, 1984, elevation, 304.52 ft; minimum contents, 5,110,000,000 gal, Dec 26, 1964, elevation, 256.06 ft.