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DESCRIPTION:

Latitude 18°24'06",   Longitude 66°03'47"   NAD27
San Juan Municipio, Puerto Rico   , Hydrologic Unit 21010005

Well depth: 48 feet
Hole depth: 48 feet
Land surface altitude: 32 feet above NGVD29.
Well completed in "North Coast Limestone aquifer system (Puerto Rico)" (N400NCSTLM) national aquifer.
Well completed in "Valley Alluvium" (111VLAV) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Daily Data
Depth to water level, feet below land surface	1991-06-13	2002-10-17	4023
Field groundwater-level measurements	1989-03-31	2021-11-10	296
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1989-07-20	2008-05-15	12
Water-Year Summary	2006	2013	7
Revisions	Loading...
Additional Data Sources	Begin Date	End Date	Count

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Record for this site is maintained by the USGS Puerto Rico Water Science Center

Email questions about this site to Puerto Rico Water Science Center Water-Data Inquiries