Is GUILARTE required to publish a Consumer Confidence Report?

Yes. GUILARTE is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is GUILARTE’s next Consumer Confidence Report due?

GUILARTE’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

ADJUNTAS, PR · Adjuntas Municipio County

GUILARTE Water System

Consumer Confidence Report status

GUILARTE must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show 1 open health-based violation for GUILARTE.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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): PR0004494
System type: Community Water System
Population served: 1,231
Service connections: 461
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

GUILARTE is one of 231 community water systems in Puerto Rico in the 501 to 3,300 people size category, serving 1,231 people from surface water.

As of August 1, 2026, its federal record holds 40 entries between 1998 and 2022, of which 1 health-based item remains open.

Of the 40, 34 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves synthetic organic chemicals, the Surface Water Treatment Rules, and the Consumer Confidence Rule.

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2022 – July 4, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2020 – August 10, 2020
Resolved
Monitoring, Source Water (LT2)
—
E. COLI
April 1, 2019 – April 30, 2019
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
LASSO
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Simazine
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Endrin
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 2019 – January 31, 2019
Resolved
Monitoring, Routine (IDSE)
—
TTHM
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Atrazine
January 1, 2019 – March 31, 2019
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2018 – August 13, 2019
Resolved
Monitoring, Source Water (LT2)
—
E. COLI
February 1, 2018 – February 28, 2018
Resolved
Failure to Filter (SWTR)
Health-based
Long Term 2 Enhanced Surface Water Treatment Rule
October 2, 2016
Addressed
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
April 1, 2016 – April 30, 2016
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2016 – March 31, 2016
Archived
Lead Consumer Notice
—
Lead and Copper Rule
January 1, 2016 – December 31, 2018
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2014 – August 20, 2014
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
July 1, 2012 – September 30, 2012
Resolved
Monitoring, Regular
—
Simazine
July 1, 2012 – September 30, 2012
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
July 1, 2012 – December 31, 2018
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
July 1, 2012 – September 30, 2012
Resolved
Monitoring, Regular
—
LASSO
July 1, 2012 – September 30, 2012
Resolved
Monitoring, Regular
—
Atrazine
July 1, 2012 – September 30, 2012
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
July 1, 2012 – September 30, 2012
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2009 – December 31, 2009
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 2007 – March 31, 2007
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
April 1, 2001 – April 30, 2001
Archived
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
June 1, 2000 – June 1, 2001
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 1998 – September 30, 1998
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 1998 – September 30, 1998
Archived

Resolved addressed and confirmed by the stateAddressed corrective action reported, pending final confirmationArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2022 – July 4, 2022	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2020 – August 10, 2020	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 2019 – April 30, 2019	Monitoring, Source Water (LT2)	E. COLI	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	LASSO	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Simazine	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Endrin	—	Resolved
January 1, 2019 – January 31, 2019	Monitoring, Regular	Glyphosate	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Routine (IDSE)	TTHM	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring, Regular	Atrazine	—	Resolved
October 1, 2018 – August 13, 2019	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
February 1, 2018 – February 28, 2018	Monitoring, Source Water (LT2)	E. COLI	—	Resolved
October 2, 2016	Failure to Filter (SWTR)	Long Term 2 Enhanced Surface Water Treatment Rule	Health-based	Addressed
April 1, 2016 – April 30, 2016	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
March 1, 2016 – March 31, 2016	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
January 1, 2016 – December 31, 2018	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
July 1, 2014 – August 20, 2014	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Regular	Simazine	—	Resolved
July 1, 2012 – December 31, 2018	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Regular	LASSO	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Regular	Atrazine	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
October 1, 2009 – December 31, 2009	Monitoring and Reporting (DBP)	TTHM	—	Resolved
March 1, 2007 – March 31, 2007	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 1, 2001 – April 30, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
June 1, 2000 – June 1, 2001	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
September 1, 1998 – September 30, 1998	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
September 1, 1998 – September 30, 1998	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived

Resolved addressed and confirmed by the stateAddressed corrective action reported, pending final confirmationArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

July 4, 2022State Compliance achieved1 linked violation
August 10, 2020State 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 achieved16 linked violations
June 30, 2019State Compliance achieved1 linked violation
June 27, 2019State Formal Notice of Violation issued1 linked violation
May 31, 2019State Compliance achieved1 linked violation
May 6, 2019State Formal Notice of Violation issued1 linked violation
December 31, 2018State Compliance achieved2 linked violations
June 5, 2018State Formal Notice of Violation issued1 linked violation
March 31, 2018State Compliance achieved1 linked violation
February 28, 2017State Compliance achieved1 linked violation
February 3, 2017State Other1 linked violation
October 27, 2016State Other1 linked violation
October 27, 2016State Othergeneral compliance action — not tied to a specific violation on record
February 19, 2016State Formal Notice of Violation issued1 linked violation
September 24, 2015State Civil Case filed in State court1 linked violation
August 20, 2014State Compliance achieved1 linked violation
February 6, 2013State Formal Notice of Violation issued1 linked violation
January 1, 2013State Compliance achieved6 linked violations
October 31, 2012State Formal Notice of Violation issued6 linked violations
December 31, 2010State Compliance achieved1 linked violation
June 24, 2008State Civil Case filed in State court1 linked violation
September 30, 2007State Compliance achieved1 linked violation
November 14, 2005State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
July 12, 2005State Formal Notice of Violation issued1 linked violation
July 19, 2001State Public Notification received1 linked violation
June 20, 2001State Public Notification received1 linked violation
June 1, 2001State Compliance achieved1 linked violation
November 10, 1998State Public Notification requested2 linked violations

Common questions

Is GUILARTE required to publish a Consumer Confidence Report?: Yes. GUILARTE is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is GUILARTE’s next Consumer Confidence Report due?: GUILARTE’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does GUILARTE have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show 1 open health-based violation for GUILARTE.
What is a Consumer Confidence Report?: A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

GUILARTE

787-620-2277

ADJUNTAS, PR 00601