Drinking Water Compliance OS

SANTA ISABEL, PR · Ponce Municipio County

OLLAS Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of July 24, 2015. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Ponce Municipio County, PR.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Puerto Rico’s official records. Always confirm current status with Puerto Rico before making decisions based on this information.

System facts

System ID (PWSID)
PR0003844
System type
Community Water System
Population served
2,095
Service connections
766
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Lead Consumer Notice

    Lead and Copper Rule

    July 1, 2012 – July 24, 2015

    Archived
  • Monitoring, Regular

    Fluoride

    January 1, 2008 – December 31, 2008

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 2008 – December 31, 2008

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    October 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    October 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    October 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    October 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    October 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Regular

    Benzene

    October 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    October 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    October 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    October 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    October 1, 2005 – December 31, 2005

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    November 1, 1998 – November 30, 1998

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    January 1, 1993 – January 31, 1993

    Archived
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    September 1, 1980 – September 30, 1980

    Archived

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Enforcement actions

Last known contact on file (system is inactive)

OLLAS

787-620-2277

SANTA ISABEL, PR 00757