Public water system record

Asoc. Vecinos Sect. Los Oquendo

On record as serving San Lorenzo, San Lorenzo Municipio, PR · Serves 214 people

Federal records show 1 health-based violation and 6 monitoring/reporting issues for Asoc. Vecinos Sect. Los Oquendo in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.

PR0666016
SAN LORENZO
PR
214 served

System profile

Source water Groundwater

ZIP 00754

EPA system ID PR0666016

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: 6

Key facts

Asoc. Vecinos Sect. Los Oquendo draws water from 1 well.
Most recent enforcement action: boil water order by Puerto Rico, August 2010.
Record on file since 1992, with 54 health-based violations before October 19, 2016.

Check whether Asoc. Vecinos Sect. Los Oquendo 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
Lead and Copper Rule Monitoring and reporting	Jul 1, 2023	Active
Revised Total Coliform Rule Monitoring violation	Jan 1, 2021	Resolved
Revised Total Coliform Rule Monitoring violation	Jan 1, 2020	Resolved
Revised Total Coliform Rule Monitoring violation	Jul 1, 2019	Resolved
Revised Total Coliform Rule Monitoring violation	Apr 1, 2019	Resolved

Full record since 1992

EPA's records for Asoc. Vecinos Sect. Los Oquendo go back to 1992. Before October 19, 2016 they list 54 health-based violations (54 archived by EPA without a recorded fix) and 52 monitoring or reporting violations.

Violations that began in	Health-based	Monitoring and reporting
1990s	24	24
2000s	16	17
2010 to October 18, 2016	14	11
October 19, 2016 to 2019	0	2
2020s	1	4

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

Show all 54 health-based violations before October 19, 2016

Contaminant	Start date	Status
Total Coliform Contaminant limit exceeded	Dec 1, 2015	Archived
Total Coliform Contaminant limit exceeded	Apr 1, 2015	Archived
Total Coliform Contaminant limit exceeded	Nov 1, 2014	Archived
Total Coliform Contaminant limit exceeded	Oct 1, 2014	Archived
Total Coliform Contaminant limit exceeded	Jan 1, 2014	Archived
Total Coliform Contaminant limit exceeded	Jul 1, 2013	Archived
Total Coliform Contaminant limit exceeded	Feb 1, 2013	Archived
Total Coliform Contaminant limit exceeded	Jan 1, 2013	Archived
Total Coliform Contaminant limit exceeded	Dec 1, 2012	Archived
Total Coliform Contaminant limit exceeded	Oct 1, 2012	Archived
Total Coliform Contaminant limit exceeded	Mar 1, 2011	Archived
Total Coliform Contaminant limit exceeded	Aug 1, 2010	Archived
Total Coliform Contaminant limit exceeded	May 1, 2010	Archived
Total Coliform Contaminant limit exceeded	Jan 1, 2010	Archived
Total Coliform Contaminant limit exceeded	Dec 1, 2009	Archived
Total Coliform Contaminant limit exceeded	Feb 1, 2009	Archived
Total Coliform Contaminant limit exceeded	Feb 1, 2008	Archived
Total Coliform (acute) Contaminant limit exceeded	Jan 1, 2008	Archived
Total Coliform Contaminant limit exceeded	Feb 1, 2007	Archived
Total Coliform Contaminant limit exceeded	Jun 1, 2006	Archived
Total Coliform Contaminant limit exceeded	Jan 1, 2006	Archived
Total Coliform Contaminant limit exceeded	Jul 1, 2005	Archived
Total Coliform Contaminant limit exceeded	Aug 1, 2004	Archived
Total Coliform Contaminant limit exceeded	Oct 1, 2003	Archived
Total Coliform Contaminant limit exceeded	May 1, 2003	Archived
Total Coliform Contaminant limit exceeded	Apr 1, 2003	Archived
Total Coliform Contaminant limit exceeded	Dec 1, 2002	Archived
Total Coliform Contaminant limit exceeded	Nov 1, 2000	Archived
Total Coliform Contaminant limit exceeded	Mar 1, 2000	Archived
Total Coliform Contaminant limit exceeded	Jan 1, 2000	Archived
Total Coliform Contaminant limit exceeded	Dec 1, 1999	Archived
Total Coliform (acute) Contaminant limit exceeded	Nov 1, 1999	Archived
Total Coliform Contaminant limit exceeded	Feb 1, 1999	Archived
Total Coliform Contaminant limit exceeded	Jan 1, 1999	Archived
Total Coliform Contaminant limit exceeded	Oct 1, 1998	Archived
Total Coliform Contaminant limit exceeded	Aug 1, 1998	Archived
Total Coliform Contaminant limit exceeded	May 1, 1998	Archived
Total Coliform Contaminant limit exceeded	Jan 1, 1998	Archived
Total Coliform Contaminant limit exceeded	Dec 1, 1997	Archived
Total Coliform Contaminant limit exceeded	Oct 1, 1997	Archived
Total Coliform Contaminant limit exceeded	Jul 1, 1997	Archived
Total Coliform (acute) Contaminant limit exceeded	Jul 1, 1997	Archived
Total Coliform (acute) Contaminant limit exceeded	Nov 1, 1996	Archived
Total Coliform (acute) 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	Sep 1, 1995	Archived
Total Coliform (acute) Contaminant limit exceeded	Nov 1, 1994	Archived
Total Coliform Contaminant limit exceeded	Nov 1, 1994	Archived

4 older violations are not listed here. EPA ECHO has the complete list.

Enforcement actions

Puerto Rico regulators took 2 formal enforcement actions against Asoc. Vecinos Sect. Los Oquendo and issued 9 boil water orders between 1990 and 2010. The most recent was a boil water order in August 2010.

Date	By	Action	Violations covered
Aug 31, 2010	Puerto Rico	Boil water order	4 violations (4 health-based): Total Coliform
Jul 28, 1998	Puerto Rico	Compliance order (no penalty)	50 violations (26 health-based): Total Coliform
Jul 26, 1998	Puerto Rico	Compliance order (no penalty)	21 violations (8 health-based): Total Coliform
Mar 19, 1993	Puerto Rico	Boil water order	1 violation (1 health-based): Total Coliform
Jul 21, 1992	Puerto Rico	Boil water order	1 violation (1 health-based): Total Coliform
Dec 15, 1990	Puerto Rico	Boil water order	1 violation
Oct 15, 1990	Puerto Rico	Boil water order	1 violation
Sep 14, 1990	Puerto Rico	Boil water order	1 violation
Aug 15, 1990	Puerto Rico	Boil water order	1 violation
Jul 16, 1990	Puerto Rico	Boil water order	1 violation
Jun 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

Asoc. Vecinos Sect. Los Oquendo draws water from 1 well.

Annual water quality report

Asoc. Vecinos Sect. Los Oquendo 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 Asoc. Vecinos Sect. Los Oquendo 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