Public water system record
Acueducto La Montana Inc.
On record as serving Yauco, Yauco Municipio, PR · Serves 75 people
Federal records show 2 health-based violations and 42 monitoring/reporting issues for Acueducto La Montana Inc. in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
Source water
Surface water
ZIP
00698
EPA system ID
PR0478034
- Health-based violations, last 10 years
- 2
- Resolved
- 0
- Unresolved
- 2
- Any acute record
- No
- Monitoring issues, last 10 years
- 42
Key facts
- Acueducto La Montana Inc. draws water from 1 surface water intake.
- Most recent formal enforcement: compliance order (no penalty) by EPA, September 2015.
- Record on file since 1991, with 40 health-based violations before October 19, 2016.
Check whether Acueducto La Montana Inc. serves your address
Health-based violations
Since October 2016Violation 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 |
|
Surface Water Treatment Rule
Treatment technique failure
|
120 | Jan 1, 2007 |
Active
Enforcement action in place
|
No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Active |
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2023 | Active |
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2021 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2021 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2021 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2021 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2021 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2020 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Full record since 1991
EPA's records for Acueducto La Montana Inc. go back to 1991. Before October 19, 2016 they list 40 health-based violations (1 resolved, 1 not resolved, 38 archived by EPA without a recorded fix) and 295 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 33 | 51 |
| 2000s | 7 | 169 |
| 2010 to October 18, 2016 | 0 | 75 |
| October 19, 2016 to 2019 | 0 | 3 |
| 2020s | 1 | 39 |
Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began January 2007, Active.
Show all 40 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 2007 | Active |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2001 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Apr 1, 2001 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2001 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Nov 1, 2000 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jul 1, 2000 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2000 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1999 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jul 1, 1999 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Apr 1, 1999 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jan 1, 1999 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jul 1, 1998 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Apr 1, 1998 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Oct 1, 1997 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jul 1, 1997 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
May 1, 1997 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Feb 1, 1997 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Oct 1, 1996 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jul 1, 1996 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
May 1, 1996 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jan 1, 1996 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 1995 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Sep 1, 1995 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
May 1, 1995 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jan 1, 1995 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Oct 1, 1994 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jul 1, 1994 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
May 1, 1994 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Feb 1, 1994 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Oct 1, 1993 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jul 1, 1993 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jun 1, 1993 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Apr 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
Contaminant limit exceeded
|
Aug 1, 1992 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
May 1, 1992 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 1992 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jan 1, 1992 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Aug 1, 1991 | Archived |
Enforcement actions
Puerto Rico regulators and EPA took 5 formal enforcement actions against Acueducto La Montana Inc. and issued 12 boil water orders between 1990 and 2015. The most recent was a compliance order (no penalty) in September 2015.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Sep 29, 2015 | EPA | Compliance order (no penalty) | 2 violations (2 health-based): Surface Water Treatment Rule |
| Jun 21, 2010 | EPA | Compliance order (no penalty) | 1 violation (1 health-based): Surface Water Treatment Rule |
| Mar 24, 2010 | Puerto Rico | Boil water order | 42 violations: Total Coliform |
| Sep 10, 2009 | Puerto Rico | Boil water order | 33 violations: Total Coliform |
| Mar 30, 2009 | Puerto Rico | Boil water order | 31 violations (1 health-based): Total Coliform, Surface Water Treatment Rule |
| Jul 11, 2003 | EPA | Complaint seeking a penalty | 153 violations (39 health-based): Surface Water Treatment Rule, Total Coliform |
| Sep 25, 2000 | EPA | Compliance order (no penalty) | 136 violations (39 health-based): Surface Water Treatment Rule, Total Coliform |
| Dec 14, 1994 | EPA | Compliance order (no penalty) | 70 violations (27 health-based): Surface Water Treatment Rule, 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 25, 1992 | Puerto Rico | Boil water order | 1 violation (1 health-based): Total Coliform |
| Jun 19, 1992 | Puerto Rico | Boil water order | 1 violation (1 health-based): Total Coliform |
| Mar 16, 1992 | Puerto Rico | Boil water order | 1 violation (1 health-based): Total Coliform |
| 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 |
| May 3, 1990 | Puerto Rico | Boil water order | 1 violation |
What the violations mean
LEAD AND COPPER RULE REVISIONS
1 incidentThe 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.
Surface Water Treatment Rule
1 incidentThe system did not complete a treatment step or action that the Surface Water Treatment Rule requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
Acueducto La Montana Inc. draws water from 1 surface water intake.
Annual water quality report
Acueducto La Montana Inc. 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 Acueducto La Montana Inc. 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