USGS Water-Year Summary 2018
182515066194000 212. PONDEROSA 1 WELL, VEGA ALTA, PR
North Coast Limestone aquifer system (Puerto Rico)
North Coast Limestone Aquifer, Upper
LOCATION - Lat 18°25'15", long 66°19'40" referenced to North American Datum of 1927, Vega Alta Municipio, PR, Hydrologic Unit 21010002, 5.15 mi southwest of Dorado plaza, 0.49 mi north of Vega Alta plaza, and 1.04 mi northwest of Escuela Industrial para Mujeres Penitentiary.
WELL CHARACTERISTICS - Depth 139 ft. Upper casing diameter undefined; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 98 ft above National Geodetic Vertical Datum of 1929. Measuring point: Instrumentation Table On Shelter Floor, 4.34 ft above land-surface datum, Apr. 26, 2011 to present.
PERIOD OF RECORD - October 1985 to September 5, 2002. December 2011 to current year.
GAGE - Water-stage recorder 60 minute interval, satellite telemetry at station.
COOPERATION - Funding for site provided by the Puerto Rico Environmental Quality Board and the US Geological Survey.
PERIOD OF DAILY RECORD - February 21, 2012 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 59.06 ft., below land-surface datum, May 5, 2012; lowest water level recorded, 69.31 ft., below land-surface datum, August 15,2015.