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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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USGS Water-Year Summary 2024
425511074254001 Mt-411, at Randall NY
Sand and gravel aquifers (glaciated regions)
Outwash
Outwash
LOCATION - Lat 42°55'11.1", long 74°25'40.5" referenced to North American Datum of 1983, Montgomery County, NY, Hydrologic Unit 02020004, at Randall.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 48 ft. Upper casing diameter 2 in; top of first opening 35.3 ft, bottom of last opening 45.1 ft. Well filled in from original depth of 50 ft, cased to 50 ft (screen, 35.3 ft to 45.1 ft).
DATUM - Land-surface datum is 320.51 ft above North American Vertical Datum of 1988. Measuring point: Top of extended casing, 4.35 ft above land-surface datum, Jul. 22, 2014 to Oct. 21, 2019; Top of extended casing, 4.34 ft above land-surface datum, Oct. 21, 2019 to present.
PERIOD OF RECORD - April 2004 to current year.
GAGE - Water-stage recorder--15 minute; periodic manual measurements by USGS personnel.
REMARKS - Satellite water-level telemeter at station.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 30.09 ft below land-surface datum, June 30, 2006; lowest water level, 36.01 ft below land-surface datum, Nov. 11, 2022.
