USGS Water-Year Summary 2023
180140066542600 1386. ARENAS OBSERVATION WELL, SABANA GRANDE, PR
Other aquifers
Guanica Alluvial Aquifer
LOCATION - Lat 18°01'40.30", long 66°54'25.70" referenced to North American Datum of 1927, Sabana Grande Municipio, PR, Hydrologic Unit 21010004, 0.32 miles south of Maria R.C. Claudio school, 0.59 miles north of PR #2, 5.44 miles east of Yauco town and 4.35 miles west of Lajas Valley.
GROUNDWATER RECORDS
DATUM - Land-surface datum is 131 ft above National Geodetic Vertical Datum of 1929. Measuring point: TOP OF 6-INCH STEEL CASING, 1.22 ft above land-surface datum, Jul. 17, 2013 to present. Well depth 158.28 ft. below land-surface datum.
PERIOD OF RECORD - July 17, 2013 to current year.
GAGE - Water-stage recorder 60 minute interval.
COOPERATION - Funding for this site is provided by the Puerto Rico Environmental Quality Board and the US Geological Survey.
PERIOD OF DAILY RECORD - June 5, 2014 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 19.12 ft. below land-surface datum, November 10 and 11 2014; lowest water level recorded, 20.73 ft. below land-surface datum, July 31 and August 01, 2014.