Public water system record

Comunidad Juan Hernandez

On record as serving Adjuntas, Adjuntas Municipio, PR · Serves 300 people

Federal records show 1 health-based violation and 1 monitoring/reporting issue for Comunidad Juan Hernandez in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.

PR0401074
ADJUNTAS
PR
300 served

System profile

Source water Groundwater

ZIP 00601

EPA system ID PR0401074

Verify this system on EPA ECHO →

Health-based violations, last 10 years: 1
Resolved: 0
Unresolved: 1
Any acute record: No
Monitoring issues, last 10 years: 1

Key facts

Comunidad Juan Hernandez draws water from 1 well.
Most recent formal enforcement: compliance order (no penalty) by EPA, October 1994.
Record on file since 1992, with 33 health-based violations before October 19, 2016.

Check whether Comunidad Juan Hernandez serves your address

Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant	Rule family	Start date	Status	Acute
LEAD AND COPPER RULE REVISIONS Treatment technique failure	350	Oct 17, 2024	Active	No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue	Start date	Status
LEAD AND COPPER RULE REVISIONS RPT	Oct 17, 2024	Active

Full record since 1992

EPA's records for Comunidad Juan Hernandez go back to 1992. Before October 19, 2016 they list 33 health-based violations (10 resolved, 23 archived by EPA without a recorded fix) and 65 monitoring or reporting violations.

Violations that began in	Health-based	Monitoring and reporting
1990s	19	46
2000s	8	19
2010 to October 18, 2016	6	0
2020s	1	1

Most recent health-based violation before October 19, 2016: Total Coliform, began April 2015, Archived.

Show all 33 health-based violations before October 19, 2016

Contaminant	Start date	Status
Total Coliform Contaminant limit exceeded	Apr 1, 2015	Archived
Total Coliform Contaminant limit exceeded	Apr 1, 2014	Archived
Total Coliform Contaminant limit exceeded	Mar 1, 2014	Archived
Total Coliform Contaminant limit exceeded	Jun 1, 2013	Resolved
Total Coliform Contaminant limit exceeded	Apr 1, 2011	Archived
Total Coliform Contaminant limit exceeded	Mar 1, 2010	Resolved
Total Coliform Contaminant limit exceeded	Apr 1, 2004	Resolved
Total Coliform Contaminant limit exceeded	Mar 1, 2004	Resolved
Total Coliform Contaminant limit exceeded	Dec 1, 2003	Resolved
Total Coliform Contaminant limit exceeded	Sep 1, 2003	Resolved
Total Coliform Contaminant limit exceeded	Jul 1, 2003	Resolved
Total Coliform Contaminant limit exceeded	May 1, 2001	Resolved
Total Coliform Contaminant limit exceeded	Jul 1, 2000	Resolved
Total Coliform Contaminant limit exceeded	Mar 1, 2000	Resolved
Total Coliform Contaminant limit exceeded	Dec 1, 1998	Archived
Total Coliform Contaminant limit exceeded	Feb 1, 1998	Archived
Total Coliform Contaminant limit exceeded	Oct 1, 1997	Archived
Total Coliform Contaminant limit exceeded	Jul 1, 1997	Archived
Total Coliform Contaminant limit exceeded	Apr 1, 1997	Archived
Total Coliform Contaminant limit exceeded	Feb 1, 1997	Archived
Total Coliform Contaminant limit exceeded	Oct 1, 1996	Archived
Total Coliform Contaminant limit exceeded	Aug 1, 1996	Archived
Total Coliform Contaminant limit exceeded	Apr 1, 1996	Archived
Total Coliform (acute) Contaminant limit exceeded	Feb 1, 1996	Archived
Total Coliform Contaminant limit exceeded	Dec 1, 1995	Archived
Total Coliform Contaminant limit exceeded	Aug 1, 1994	Archived
Total Coliform Contaminant limit exceeded	Oct 1, 1993	Archived
Total Coliform Contaminant limit exceeded	Jul 1, 1993	Archived
Total Coliform Contaminant limit exceeded	Mar 1, 1993	Archived
Total Coliform (acute) Contaminant limit exceeded	Jan 1, 1993	Archived
Total Coliform (acute) Contaminant limit exceeded	Oct 1, 1992	Archived
Total Coliform (acute) Contaminant limit exceeded	Oct 1, 1992	Archived
Total Coliform (acute) Contaminant limit exceeded	May 1, 1992	Archived

Enforcement actions

Puerto Rico regulators and EPA took 3 formal enforcement actions against Comunidad Juan Hernandez and issued 6 boil water orders between 1990 and 1994. The most recent was a compliance order (no penalty) in October 1994.

Date	By	Action	Violations covered
Oct 3, 1994	EPA	Compliance order (no penalty)	3 violations (1 health-based): Total Coliform
Oct 3, 1994	Puerto Rico	Compliance order (no penalty)	40 violations (10 health-based): Total Coliform
Apr 22, 1993	Puerto Rico	Boil water order	1 violation (1 health-based): Total Coliform
Feb 19, 1993	Puerto Rico	Boil water order	1 violation (1 health-based): Total Coliform
Nov 20, 1992	Puerto Rico	Boil water order	1 violation (1 health-based): Total Coliform
Sep 16, 1992	Puerto Rico	Signed compliance agreement	1 violation (1 health-based): Total Coliform
Jun 19, 1992	Puerto Rico	Boil water order	1 violation (1 health-based): Total Coliform
Dec 15, 1990	Puerto Rico	Boil water order	1 violation
Aug 15, 1990	Puerto Rico	Boil water order	1 violation

What the violations mean

LEAD AND COPPER RULE REVISIONS

1 incident

The system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).

The utility had to notify customers about this violation.

Where the water comes from

Comunidad Juan Hernandez draws water from 1 well.

Annual water quality report

Comunidad Juan Hernandez must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Comunidad Juan Hernandez for a copy.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Puerto Rico.

Certified drinking water labs by state EPA guidance for private wells