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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 2025
175711066143600 PIEZOMETER JBNERR EAST 1 SALINAS, PR
South Coast aquifer (Puerto Rico)
South Coastal Plain Alluvial Aquifer
South Coastal Plain Alluvial Aquifer
LOCATION - Lat 17°57'10.8", long 66°14'35.7" referenced to North American Datum of 1927, Salinas Municipio, PR, Hydrologic Unit 21010004, 1.42 mi (2.28 km) east of Las Mareas, 0.96 mi (1.55 km) south of Highway 3, and 1.27 mi (2.04 km) west of Central Aguirre.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 74 ft. Upper casing diameter 4 in; top of first opening 64 ft, bottom of last opening 74 ft.
DATUM - Land-surface datum is 4.90 ft above National Geodetic Vertical Datum of 1929. Measuring point: TOP OF PVC CASING, 1.45 ft above National Geodetic Vertical Datum of 1929, Nov. 18, 2005 to Dec. 17, 2008; TOP OF PVC CASING INSIDE SHELTER, 1.42 ft above National Geodetic Vertical Datum of 1929, Dec. 16, 2008 to May 29, 2013; TOP OF METAL CASING, -0.28 ft above National Geodetic Vertical Datum of 1929, May 28, 2013 to present.
PERIOD OF RECORD - November 18, 2005 to September 30, 2009; groundwater-level measurements only. October 1, 2009 to current year.
GAGE - Water-stage recorder 15 minute interval.
COOPERATION - Funding for site provided by the Puerto Rico Department of Natural and Environmental Resources and the U.S. Geological Survey.
PERIOD OF DAILY RECORD - October 1, 2009 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water-level recorded, 2.52 ft., above land-surface datum, November 13, 2011; lowest water-level recorded, 4.61 ft., below land-surface datum, March 29, 2016.
WATER-QUALITY RECORDS
WELL CHARACTERISTICS - Depth 74 ft. Upper casing diameter 4 in; top of first opening 64 ft, bottom of last opening 74 ft.
DATUM - Land-surface datum is 4.90 ft above National Geodetic Vertical Datum of 1929. Measuring point: TOP OF PVC CASING, 1.45 ft above National Geodetic Vertical Datum of 1929, Nov. 18, 2005 to Dec. 17, 2008; TOP OF PVC CASING INSIDE SHELTER, 1.42 ft above National Geodetic Vertical Datum of 1929, Dec. 16, 2008 to May 29, 2013; TOP OF METAL CASING, -0.28 ft above National Geodetic Vertical Datum of 1929, May 28, 2013 to present.
PERIOD OF RECORD - May 16, 2007 to September 23, 2015.
