COAMO, PR · Coamo Municipio County

ASOCIACION RESIDENTE SAN DIEGO Water System

Current status

1 open health-based violation on record as of July 4, 2026, alongside 1 other open item(s). See the violation history below for contaminant and status details.

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): PR0422014
System type: Community Water System
Population served: 368
Service connections: 137
Ownership: privately owned
Water source: groundwater (wells)

Violation history

LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024
Unaddressed
LSL Reporting
—
LEAD AND COPPER RULE REVISIONS
October 17, 2024
Unaddressed
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2021 – September 30, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2021 – June 30, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
February 1, 2021 – February 28, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
January 1, 2021 – January 31, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
January 1, 2020 – June 30, 2020
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
October 1, 2019 – December 31, 2019
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2019 – September 30, 2019
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2019 – June 30, 2019
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2016 – April 30, 2016
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 2016 – March 31, 2016
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2015 – October 31, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 2015 – April 30, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2013 – October 31, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2013 – June 30, 2013
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 2013 – April 30, 2013
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 2013 – March 31, 2013
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
February 1, 2013 – February 28, 2013
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2012 – October 31, 2012
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2010 – December 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2009 – March 31, 2009
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2008 – July 31, 2008
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2008 – May 31, 2008
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2008 – March 31, 2008
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2008 – March 31, 2008
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2008 – January 31, 2008
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2007 – December 31, 2007
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2007 – December 31, 2007
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2007 – September 30, 2007
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2007 – May 31, 2007
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2007 – March 31, 2007
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2006 – December 31, 2006
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2006 – November 30, 2006
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2006 – October 31, 2006
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2006 – September 30, 2006
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2006 – August 31, 2006
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2006 – July 31, 2006
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 2006 – April 30, 2006
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
March 1, 2006 – March 31, 2006
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2005 – December 31, 2005
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2005 – November 30, 2005
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2005 – October 31, 2005
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2005 – September 30, 2005
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2005 – August 31, 2005
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2004 – November 30, 2004
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2004 – October 31, 2004
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2004 – September 30, 2004
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2004 – July 31, 2004
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2004 – May 31, 2004
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2004 – April 30, 2004
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2004 – March 31, 2004
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
January 1, 2004 – January 31, 2004
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2003 – December 31, 2003
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 2003 – November 30, 2003
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2002 – December 31, 2002
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2002 – November 30, 2002
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2002 – October 31, 2002
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2002 – August 31, 2002
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2002 – June 30, 2002
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2002 – May 31, 2002
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
March 1, 2002 – March 31, 2002
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2002 – February 28, 2002
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2002 – January 31, 2002
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2001 – December 31, 2001
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2001 – November 30, 2001
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2001 – October 31, 2001
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2001 – September 30, 2001
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2001 – August 31, 2001
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
July 1, 2001 – July 31, 2001
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2001 – June 30, 2001
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 2001 – May 31, 2001
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 2001 – April 30, 2001
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
February 1, 2001 – February 28, 2001
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2000 – December 31, 2000
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 2000 – March 31, 2000
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2000 – February 29, 2000
Archived
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
December 1, 1999 – December 31, 1999
Archived
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
October 1, 1999 – October 31, 1999
Archived
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 1999 – August 31, 1999
Archived
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
June 1, 1999 – June 30, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 1999 – May 31, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 1999 – March 31, 1999
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
January 1, 1999 – January 31, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1998 – October 31, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1998 – September 30, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 1998 – April 30, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 1997 – December 31, 1997
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1997 – September 30, 1997
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 1997 – June 30, 1997
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 1997 – May 31, 1997
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 1997 – March 31, 1997
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 1996 – November 30, 1996
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1996 – October 31, 1996
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1996 – September 30, 1996
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1995 – December 31, 1995
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 1995 – November 30, 1995
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 1995 – May 31, 1995
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
February 1, 1995 – February 28, 1995
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
February 1, 1995 – February 28, 1995
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 1995 – January 31, 1995
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 1994 – December 31, 1994
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1993 – December 31, 1993
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1993 – September 30, 1993
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
June 1, 1993 – June 30, 1993
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 1993 – May 31, 1993
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 1993 – May 31, 1993
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 1992 – August 31, 1992
Archived

Unaddressed no corrective action on record yetResolved 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
October 17, 2024	LSL Inventory	LEAD AND COPPER RULE REVISIONS	Health-based	Unaddressed
October 17, 2024	LSL Reporting	LEAD AND COPPER RULE REVISIONS	—	Unaddressed
July 1, 2021 – September 30, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2021 – June 30, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
February 1, 2021 – February 28, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2021 – January 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2020 – June 30, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2019 – December 31, 2019	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2019 – September 30, 2019	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2019 – June 30, 2019	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2016 – April 30, 2016	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2015 – October 31, 2015	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 1, 2015 – April 30, 2015	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2013 – October 31, 2013	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
June 1, 2013 – June 30, 2013	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2013 – April 30, 2013	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
March 1, 2013 – March 31, 2013	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
February 1, 2013 – February 28, 2013	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2012 – October 31, 2012	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
December 1, 2010 – December 31, 2010	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
March 1, 2009 – March 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
July 1, 2008 – July 31, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
May 1, 2008 – May 31, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
March 1, 2008 – March 31, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
March 1, 2008 – March 31, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
January 1, 2008 – January 31, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 2007 – December 31, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 2007 – December 31, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 1, 2007 – September 30, 2007	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
May 1, 2007 – May 31, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
March 1, 2007 – March 31, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 2006 – December 31, 2006	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 2006 – November 30, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
October 1, 2006 – October 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 1, 2006 – September 30, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
August 1, 2006 – August 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
July 1, 2006 – July 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
April 1, 2006 – April 30, 2006	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
March 1, 2006 – March 31, 2006	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
December 1, 2005 – December 31, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 2005 – November 30, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
October 1, 2005 – October 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 1, 2005 – September 30, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
August 1, 2005 – August 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
November 1, 2004 – November 30, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
October 1, 2004 – October 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 1, 2004 – September 30, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
July 1, 2004 – July 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
May 1, 2004 – May 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
April 1, 2004 – April 30, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
March 1, 2004 – March 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
January 1, 2004 – January 31, 2004	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
December 1, 2003 – December 31, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 2003 – November 30, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
December 1, 2002 – December 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
November 1, 2002 – November 30, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
October 1, 2002 – October 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
August 1, 2002 – August 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
June 1, 2002 – June 30, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
May 1, 2002 – May 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
March 1, 2002 – March 31, 2002	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
February 1, 2002 – February 28, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
January 1, 2002 – January 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 2001 – December 31, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
November 1, 2001 – November 30, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
October 1, 2001 – October 31, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 1, 2001 – September 30, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
August 1, 2001 – August 31, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
July 1, 2001 – July 31, 2001	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
June 1, 2001 – June 30, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
May 1, 2001 – May 31, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
April 1, 2001 – April 30, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
February 1, 2001 – February 28, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
December 1, 2000 – December 31, 2000	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
March 1, 2000 – March 31, 2000	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
February 1, 2000 – February 29, 2000	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 1999 – December 31, 1999	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
October 1, 1999 – October 31, 1999	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
August 1, 1999 – August 31, 1999	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
June 1, 1999 – June 30, 1999	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
May 1, 1999 – May 31, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
March 1, 1999 – March 31, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
January 1, 1999 – January 31, 1999	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 1998 – October 31, 1998	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 1998 – September 30, 1998	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
April 1, 1998 – April 30, 1998	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
December 1, 1997 – December 31, 1997	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 1997 – September 30, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
June 1, 1997 – June 30, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
May 1, 1997 – May 31, 1997	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
March 1, 1997 – March 31, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
November 1, 1996 – November 30, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
October 1, 1996 – October 31, 1996	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 1996 – September 30, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 1995 – December 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
November 1, 1995 – November 30, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
May 1, 1995 – May 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
February 1, 1995 – February 28, 1995	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
February 1, 1995 – February 28, 1995	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
January 1, 1995 – January 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 1994 – December 31, 1994	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
December 1, 1993 – December 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	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, Acute (TCR)	Coliform (TCR)	Health-based	Archived
May 1, 1993 – May 31, 1993	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
May 1, 1993 – May 31, 1993	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
August 1, 1992 – August 31, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

March 26, 2025State Public Notification requested1 linked violation
March 26, 2025State Formal Notice of Violation issued1 linked violation
March 31, 2024State Compliance achieved2 linked violations
September 30, 2021State Compliance achieved6 linked violations
October 31, 2016State Compliance achieved4 linked violations
August 11, 2015State Formal Notice of Violation issued1 linked violation
April 30, 2014State Compliance achieved7 linked violations
January 31, 2011State Compliance achieved1 linked violation
March 17, 2010State Boil Water Order21 linked violations
September 9, 2009State Boil Water Order9 linked violations
March 27, 2009State Administrative/Compliance Order without penalty issued63 linked violations
February 19, 2009State Administrative/Compliance Order without penalty issued19 linked violations
January 8, 2009State Unresolved72 linked violations
September 8, 2008State Unresolved43 linked violations
March 6, 2008State Unresolved9 linked violations
November 27, 2007State Unresolved12 linked violations
August 14, 2006State Public Notification issued1 linked violation
May 9, 2006State Public Notification issued1 linked violation
November 15, 2005State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
September 21, 2005State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
August 15, 2005State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
July 29, 2005State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
June 29, 2005State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
November 5, 2004State Violation/Reminder Notice1 linked violation
September 13, 2004State Violation/Reminder Notice1 linked violation
May 11, 2004State Violation/Reminder Notice1 linked violation
March 24, 2004State Public Notification issued1 linked violation
February 12, 2004State Public Notification issued1 linked violation
January 21, 2004State Public Notification issued1 linked violation
July 29, 2003State Violation/Reminder Notice1 linked violation
July 23, 2003State Violation/Reminder Notice1 linked violation
May 14, 2003State Violation/Reminder Notice1 linked violation
April 14, 2003State Violation/Reminder Notice1 linked violation
March 13, 2003State Violation/Reminder Notice1 linked violation
November 6, 2002State Violation/Reminder Notice1 linked violation
October 10, 2002State Violation/Reminder Notice1 linked violation
September 10, 2002State Violation/Reminder Notice1 linked violation
August 8, 2002State Violation/Reminder Notice1 linked violation
July 10, 2002State Violation/Reminder Notice1 linked violation
May 13, 2002State Public Notification issued1 linked violation
April 16, 2002State Public Notification issuedgeneral compliance action — not tied to a specific violation on record
March 18, 2002State Public Notification issuedgeneral compliance action — not tied to a specific violation on record
February 12, 2002State Violation/Reminder Notice1 linked violation
December 28, 2001State Violation/Reminder Notice1 linked violation
December 13, 2001State Public Notification issuedgeneral compliance action — not tied to a specific violation on record
November 14, 2001State Public Notification issued1 linked violation
October 22, 2001State Public Notification issued1 linked violation
September 11, 2001State Public Notification issued1 linked violation
August 9, 2001State Public Notification issued1 linked violation
July 12, 2001State Public Notification issued1 linked violation
May 19, 2001State Public Notification issued1 linked violation
May 14, 2001State Public Notification issued1 linked violation
April 18, 2001State Public Notification issued1 linked violation
February 13, 2001State Violation/Reminder Notice1 linked violation
February 2, 2000State Violation/Reminder Notice1 linked violation
December 7, 1999State Violation/Reminder Notice1 linked violation
October 5, 1999State Violation/Reminder Notice1 linked violation
August 10, 1999State Violation/Reminder Notice1 linked violation
July 8, 1999State Public Notification issued1 linked violation
May 13, 1999State Public Notification issued1 linked violation
March 12, 1999State Public Notification issued1 linked violation
November 4, 1998State Public Notification issued1 linked violation
July 17, 1998State Public Notification issued1 linked violation
July 6, 1998State Public Notification issued1 linked violation
May 15, 1998State Public Notification issued1 linked violation
February 17, 1998State Public Notification issuedgeneral compliance action — not tied to a specific violation on record
August 6, 1997State Violation/Reminder Notice1 linked violation
July 7, 1997State Public Notification issued1 linked violation
May 6, 1997State Violation/Reminder Notice1 linked violation
February 13, 1996State Violation/Reminder Notice1 linked violation
January 9, 1996State Violation/Reminder Notice1 linked violation
July 14, 1995State Violation/Reminder Notice1 linked violation
April 10, 1995State Public Notification issued2 linked violations
March 6, 1995State Violation/Reminder Notice1 linked violation
February 6, 1995State Public Notification issued1 linked violation
December 5, 1994State Public Notification issued1 linked violation
September 15, 1994State Violation/Reminder Notice1 linked violation
January 31, 1994State Violation/Reminder Notice1 linked violation
December 15, 1993State Public Notification issued1 linked violation
July 23, 1993State Public Notification issued1 linked violation
June 25, 1993State Public Notification issued1 linked violation
March 19, 1993State Boil Water Order1 linked violation
September 25, 1992State Boil Water Order1 linked violation
June 19, 1992State Boil Water Order1 linked violation
March 16, 1992State Boil Water Order1 linked violation
January 31, 1992State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
January 17, 1992State Formal Notice of Violation issued1 linked violation
December 17, 1991State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
October 21, 1991State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
September 30, 1991State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
September 6, 1991State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
July 18, 1991State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
April 8, 1991State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
March 15, 1991State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
March 11, 1991State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
December 15, 1990State Boil Water Ordergeneral compliance action — not tied to a specific violation on record

Contact

SAN DIEGO

787-825-3498

COAMO, PR 00769