LAS MARIAS, PR · San Lorenzo Municipio County

ESPINO Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

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): PR0005136
System type: Community Water System
Population served: 2,598
Service connections: 973
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring, Regular
—
DICHLOROMETHANE
April 1, 2021 – June 30, 2021
Resolved
Monitoring, Regular
—
Ethylbenzene
April 1, 2021 – June 30, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
January 1, 2005 – January 31, 2005
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 2004 – November 30, 2004
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
October 1, 2004 – October 31, 2004
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2004 – July 31, 2004
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 2003 – November 30, 2003
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
December 1, 2001 – December 31, 2001
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
October 1, 2001 – October 31, 2001
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
August 1, 2001 – August 31, 2001
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2001 – July 31, 2001
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
May 1, 2001 – May 31, 2001
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 2000 – November 30, 2000
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2000 – September 30, 2000
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2000 – September 30, 2000
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2000 – August 31, 2000
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2000 – July 31, 2000
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2000 – March 31, 2000
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2000 – February 29, 2000
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
January 1, 2000 – January 31, 2000
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2000 – January 31, 2000
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 1999 – December 31, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 1999 – November 30, 1999
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 1999 – November 30, 1999
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 1999 – October 31, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 1999 – August 31, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 1999 – May 31, 1999
Archived
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
July 1, 1998 – January 1, 1999
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1997 – October 31, 1997
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 1996 – June 30, 1996
Archived
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
February 1, 1996 – February 29, 1996
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
January 1, 1996 – January 31, 1996
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 1994 – April 30, 1994
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 1993 – October 31, 1993
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1993 – September 30, 1993
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 1993 – June 30, 1993
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 1992 – November 30, 1992
Archived
Monitoring, Regular
—
Barium
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Cadmium
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Selenium
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Nitrate
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Mercury
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Fluoride
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Chromium
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
September 1, 1980 – September 30, 1980
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
April 1, 2021 – June 30, 2021	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
April 1, 2021 – June 30, 2021	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2005 – January 31, 2005	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
November 1, 2004 – November 30, 2004	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
October 1, 2004 – October 31, 2004	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
July 1, 2004 – July 31, 2004	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
November 1, 2003 – November 30, 2003	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
December 1, 2001 – December 31, 2001	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
October 1, 2001 – October 31, 2001	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
August 1, 2001 – August 31, 2001	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
July 1, 2001 – July 31, 2001	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
May 1, 2001 – May 31, 2001	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
November 1, 2000 – November 30, 2000	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 2000 – September 30, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
September 1, 2000 – September 30, 2000	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
August 1, 2000 – August 31, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
July 1, 2000 – July 31, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
March 1, 2000 – March 31, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
February 1, 2000 – February 29, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
January 1, 2000 – January 31, 2000	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
January 1, 2000 – January 31, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
December 1, 1999 – December 31, 1999	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
November 1, 1999 – November 30, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 1999 – November 30, 1999	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
October 1, 1999 – October 31, 1999	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
August 1, 1999 – August 31, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
May 1, 1999 – May 31, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
July 1, 1998 – January 1, 1999	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 1997 – October 31, 1997	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
June 1, 1996 – June 30, 1996	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
February 1, 1996 – February 29, 1996	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
January 1, 1996 – January 31, 1996	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
April 1, 1994 – April 30, 1994	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 1993 – October 31, 1993	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
September 1, 1993 – September 30, 1993	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
June 1, 1993 – June 30, 1993	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 1992 – November 30, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	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	Selenium	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Nitrate	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Mercury	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Fluoride	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Chromium	—	Archived
September 1, 1980 – September 30, 1980	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

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

Enforcement actions

July 4, 2022State Compliance achieved1 linked violation
July 22, 2021State Compliance achieved21 linked violations
July 22, 2021State Formal Notice of Violation issued21 linked violations
February 11, 2021State Compliance achieved1 linked violation
August 7, 2020State Compliance achieved1 linked violation
June 30, 2020State Compliance achievedgeneral compliance action — not tied to a specific violation on record
October 18, 2019State Compliance achieved1 linked violation
August 13, 2019State Compliance achieved1 linked violation
July 10, 2019State Formal Notice of Violation issued1 linked violation
June 30, 2019State Compliance achieved1 linked violation
June 27, 2019State Formal Notice of Violation issued1 linked violation
April 30, 2019State Compliance achieved1 linked violation
December 31, 2015State Compliance achieved21 linked violations
December 31, 2015State Compliance achieved21 linked violations
November 2, 2015State Formal Notice of Violation issued21 linked violations
May 31, 2015State Compliance achieved2 linked violations
December 31, 2014State Compliance achieved2 linked violations
December 12, 2014State Other1 linked violation
September 25, 2014State Compliance achieved1 linked violation
August 11, 2014State Formal Notice of Violation issued2 linked violations
March 17, 2014State Formal Notice of Violation issued1 linked violation
June 21, 2012State Formal Notice of Violation issued2 linked violations
June 13, 2011State Formal Notice of Violation issued1 linked violation
October 31, 2009State Compliance achieved2 linked violations
January 31, 2009State Compliance achieved2 linked violations
April 30, 2008State Compliance achieved3 linked violations
October 31, 2006State Compliance achieved1 linked violation
August 14, 2006State Public Notification requested1 linked violation
November 14, 2005State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
October 4, 2004State Public Notification requested1 linked violation
February 9, 2004State Public Notification requested1 linked violation
November 14, 2003State Public Notification requested1 linked violation
February 11, 2002State Public Notification requested1 linked violation
July 19, 2001State Administrative/Compliance Order without penalty issued2 linked violations
May 7, 2001State Public Notification requested2 linked violations
April 3, 2001State Public Notification received1 linked violation
April 2, 2001State Violation/Reminder Notice1 linked violation
February 13, 2001State Public Notification requested3 linked violations
December 22, 2000State Administrative/Compliance Order without penalty issued3 linked violations
November 13, 2000State Public Notification requested4 linked violations
May 9, 2000State Public Notification requested3 linked violations
February 29, 2000State Violation/Reminder Notice1 linked violation
February 8, 2000State Public Notification requested4 linked violations
August 10, 1999State Public Notification requested1 linked violation
April 14, 1999State Formal Notice of Violation issued1 linked violation
January 1, 1999State Compliance achieved1 linked violation
February 11, 1998State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
August 8, 1996State Public Notification requested1 linked violation
May 8, 1996State Public Notification requested2 linked violations
January 12, 1996State Public Notification received1 linked violation
August 9, 1994State Public Notification requested1 linked violation
December 9, 1993State Public Notification received2 linked violations
August 19, 1993State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
July 21, 1993State Public Notification received1 linked violation
May 18, 1993State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
February 3, 1993State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
January 26, 1993State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
December 20, 1992State Public Notification received1 linked violation
November 20, 1992State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
August 21, 1992State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
March 21, 1992State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
October 19, 1990State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
October 3, 1990State Formal Notice of Violation issued26 linked violations
August 20, 1990State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record

Contact

ESPINO

787-620-2277

LAS MARIAS, PR 00670