USGS Water-Year Summary 2024
404119073463602 Q 3162. 2
Northern Atlantic Coastal Plain aquifer system
Glacial Aquifer, Upper
LOCATION - Lat 40°41'19", long 73°46'36" referenced to North American Datum of 1927, Queens County, NY, Hydrologic Unit 02030202, at 173rd Street and 116th Avenue, Springfield.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 40 ft. Upper casing diameter 2 in; top of first opening 30 ft, bottom of last opening 35 ft.
DATUM - Land-surface datum is 27 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of coupling, 0.12 ft below land-surface datum, 26.88 ft above land-surface datum, Oct. 17, 2000 to present.
PERIOD OF RECORD - November 2001 to August 2014, March 2024 to current year.
GAGE - Water level recorder installed November 2001 to September 2013. Periodic manual measurements by USGS personnel.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 17.53 ft above NGVD of 1929, Oct. 15, 2005; lowest recorded, 12.79 ft above NGVD of 1929, Aug. 28, 2002.