RIO GRANDE, PR · Rio Grande Municipio County

ZARZAL Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of June 8, 2006. 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 Rio Grande 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): PR0005326
System type: Community Water System
Population served: 900
Service connections: 225
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
December 1, 2004 – December 31, 2004
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2004 – December 31, 2004
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 2004 – November 30, 2004
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2004 – October 31, 2004
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
October 1, 2004 – October 31, 2004
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
February 1, 2003 – February 28, 2003
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
December 1, 2002 – December 31, 2002
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2002 – October 31, 2002
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
October 1, 2002 – October 31, 2002
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2002 – June 30, 2002
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2002 – January 31, 2002
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 2001 – December 31, 2001
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2001 – December 31, 2001
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 2001 – November 30, 2001
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 2001 – October 31, 2001
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2001 – October 31, 2001
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2001 – September 30, 2001
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
September 1, 2001 – September 30, 2001
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2001 – August 31, 2001
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2001 – July 31, 2001
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2001 – July 31, 2001
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2001 – June 30, 2001
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2001 – May 31, 2001
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2001 – February 28, 2001
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
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2000 – August 31, 2000
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2000 – August 31, 2000
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2000 – July 31, 2000
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1999 – October 31, 1999
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
October 1, 1999 – October 31, 1999
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
September 1, 1999 – September 30, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1999 – September 30, 1999
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
August 1, 1999 – August 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
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
April 1, 1999 – April 30, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 1999 – April 30, 1999
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
December 1, 1998 – December 31, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 1998 – December 31, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 1998 – November 30, 1998
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
November 1, 1998 – November 30, 1998
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
October 1, 1998 – October 31, 1998
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, Acute (TCR)
Health-based
Coliform (TCR)
August 1, 1998 – August 31, 1998
Archived
Monitoring, Regular
—
Endrin
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
2,4,5-TP
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
2,4-D
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
LASSO
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Atrazine
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Benzo(a)pyrene
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Carbofuran
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Chlordane
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Dalapon
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Dinoseb
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Endothall
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
ETHYLENE DIBROMIDE
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Glyphosate
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Heptachlor
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Heptachlor epoxide
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
HEXACHLOROBENZENE
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Hexachlorocyclopentadiene
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
BHC-GAMMA
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Methoxychlor
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
OXAMYL
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Simazine
July 1, 1998 – September 30, 1998
Archived
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
July 1, 1998 – September 30, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 1998 – June 30, 1998
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
June 1, 1998 – June 30, 1998
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
May 1, 1998 – May 31, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 1998 – May 31, 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)
March 1, 1998 – March 31, 1998
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
March 1, 1998 – March 31, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
February 1, 1998 – February 28, 1998
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
February 1, 1998 – February 28, 1998
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
January 1, 1998 – January 31, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
January 1, 1998 – January 31, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 1997 – December 31, 1997
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
December 1, 1997 – December 31, 1997
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
November 1, 1997 – November 30, 1997
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 1997 – November 30, 1997
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
October 1, 1997 – October 31, 1997
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
September 1, 1997 – September 30, 1997
Archived
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
July 1, 1997 – June 8, 2006
Archived
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
June 1, 1997 – June 30, 1997
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1993 – December 31, 1993
Archived
Monitoring, Regular
—
Barium
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
—
Cadmium
September 30, 1983 – September 29, 1984
Archived
Monitoring, Regular
—
Arsenic
September 30, 1983 – September 29, 1984
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
December 1, 2004 – December 31, 2004	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
December 1, 2004 – December 31, 2004	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 2004 – November 30, 2004	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 2004 – October 31, 2004	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 2004 – October 31, 2004	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
February 1, 2003 – February 28, 2003	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
December 1, 2002 – December 31, 2002	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
October 1, 2002 – October 31, 2002	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 2002 – October 31, 2002	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
June 1, 2002 – June 30, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
January 1, 2002 – January 31, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
December 1, 2001 – December 31, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
December 1, 2001 – December 31, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 2001 – November 30, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
October 1, 2001 – October 31, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
October 1, 2001 – October 31, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 2001 – September 30, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
September 1, 2001 – September 30, 2001	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
August 1, 2001 – August 31, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
July 1, 2001 – July 31, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
July 1, 2001 – July 31, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
June 1, 2001 – June 30, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
May 1, 2001 – May 31, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
February 1, 2001 – February 28, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	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	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	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
October 1, 1999 – October 31, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 1999 – October 31, 1999	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 1999 – September 30, 1999	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 1999 – September 30, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
August 1, 1999 – August 31, 1999	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	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
April 1, 1999 – April 30, 1999	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
April 1, 1999 – April 30, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
December 1, 1998 – December 31, 1998	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
December 1, 1998 – December 31, 1998	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 1998 – November 30, 1998	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 1998 – November 30, 1998	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 1998 – October 31, 1998	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
August 1, 1998 – August 31, 1998	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Endrin	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	2,4,5-TP	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	2,4-D	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	LASSO	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Atrazine	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Benzo(a)pyrene	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Carbofuran	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Chlordane	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Dalapon	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Dinoseb	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Endothall	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Glyphosate	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Heptachlor	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Heptachlor epoxide	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	HEXACHLOROBENZENE	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Hexachlorocyclopentadiene	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	BHC-GAMMA	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Methoxychlor	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	OXAMYL	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Simazine	—	Archived
July 1, 1998 – September 30, 1998	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Archived
June 1, 1998 – June 30, 1998	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
June 1, 1998 – June 30, 1998	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
May 1, 1998 – May 31, 1998	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
May 1, 1998 – May 31, 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
March 1, 1998 – March 31, 1998	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
March 1, 1998 – March 31, 1998	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
February 1, 1998 – February 28, 1998	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
February 1, 1998 – February 28, 1998	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
January 1, 1998 – January 31, 1998	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
January 1, 1998 – January 31, 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
December 1, 1997 – December 31, 1997	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 1997 – November 30, 1997	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 1997 – November 30, 1997	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 1997 – October 31, 1997	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 1997 – September 30, 1997	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
July 1, 1997 – June 8, 2006	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Archived
June 1, 1997 – June 30, 1997	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived
December 1, 1993 – December 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Barium	—	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 30, 1983 – September 29, 1984	Monitoring, Regular	Cadmium	—	Archived
September 30, 1983 – September 29, 1984	Monitoring, Regular	Arsenic	—	Archived

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

Enforcement actions

May 12, 2003State Public Notification requested1 linked violation
November 6, 2002State Public Notification requested3 linked violations
August 12, 2002State Public Notification requested3 linked violations
May 13, 2002State Public Notification requested4 linked violations
February 11, 2002State Public Notification requested3 linked violations
December 18, 2001State Public Notification received2 linked violations
November 13, 2001State Public Notification received1 linked violation
September 14, 2001State Public Notification received1 linked violation
August 10, 2001State Public Notification requested1 linked violation
July 19, 2001State Public Notification received1 linked violation
June 20, 2001State Public Notification received1 linked violation
May 16, 2001State Violation/Reminder Notice3 linked violations
May 7, 2001State Public Notification requested2 linked violations
April 3, 2001State Public Notification received1 linked violation
February 13, 2001State Public Notification requested3 linked violations
November 13, 2000State Public Notification requested5 linked violations
February 8, 2000State Public Notification requested2 linked violations
August 10, 1999State Public Notification requested3 linked violations
May 13, 1999State Public Notification requested2 linked violations
February 9, 1999State Public Notification requested6 linked violations
November 10, 1998State Public Notification requested5 linked violations
November 6, 1998State Formal Notice of Violation issued29 linked violations
August 1, 1998State Public Notification received2 linked violations
July 7, 1998State Public Notification received2 linked violations
June 19, 1998State Public Notification received1 linked violation
May 13, 1998State Public Notification requested3 linked violations
May 11, 1998State Violation/Reminder Notice1 linked violation
February 11, 1998State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
January 7, 1998State Administrative/Compliance Order without penalty issued29 linked violations
November 20, 1997State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
October 21, 1997State Public Notification received1 linked violation
August 8, 1997State Public Notification received1 linked violation
January 29, 1994State Public Notification received2 linked violations
November 5, 1993State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
September 22, 1993State Public Notification received1 linked violation
August 19, 1993State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
August 11, 1993State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record

Last known contact on file (system is inactive)

Not on record

787-620-2277

RIO GRANDE, PR 00745