ADJUNTAS, PR · Adjuntas Municipio County

YAHUECAS Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of January 1, 1996. 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 Adjuntas 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): PR0004144
System type: Community Water System
Population served: 3,834
Service connections: 959
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring, Regular
—
Nitrate
January 1, 1996 – January 1, 1996
Archived
Monitoring, Regular
—
Barium
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Cadmium
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Fluoride
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Arsenic
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Nitrate
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Selenium
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Mercury
September 30, 1983 – September 29, 1984
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)

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 1996 – January 1, 1996	Monitoring, Regular	Nitrate	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Barium	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Cadmium	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Fluoride	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Arsenic	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Nitrate	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Selenium	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Mercury	—	Archived
September 1, 1980 – September 30, 1980	Monitoring, Regular	Combined Radium (-226 and -228)	—	Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

April 1, 1996State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
November 5, 1993State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
September 22, 1993State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
August 19, 1993State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
April 30, 1993State Administrative/Compliance Order without penalty issuedgeneral compliance action — not tied to a specific violation on record
January 22, 1993State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
December 20, 1992State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
November 20, 1992State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
February 28, 1991State Violation/Reminder Notice1 linked violation
August 20, 1990State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record

Last known contact on file (system is inactive)

Not on record

809-758-5757

ADJUNTAS, PR 00601