Public water system record
Pinon Pines MWC
Serves an area of Kern County, CA · 908 people served
Federal records show 1 health-based violation and 1 monitoring/reporting issue for Pinon Pines MWC in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 0
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 1
Key facts
- Pinon Pines MWC draws water from 4 wells (1 of them for emergency, seasonal or other part-time use).
- Most recent formal enforcement: compliance order (no penalty) by EPA, March 2026.
- Record on file since 1993, with 21 health-based violations before October 19, 2016.
Check whether Pinon Pines MWC 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
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 |
|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 |
Active
Enforcement action in place
|
Full record since 1993
EPA's records for Pinon Pines MWC go back to 1993. Before October 19, 2016 they list 21 health-based violations (16 resolved, 5 archived by EPA without a recorded fix) and 10 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 2 | 2 |
| 2000s | 4 | 6 |
| 2010 to October 18, 2016 | 15 | 2 |
| 2020s | 1 | 1 |
Most recent health-based violation before October 19, 2016: Total Coliform, began February 2015, Resolved.
Show all 21 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2015 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2014 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.012 mg/L, federal limit 0.01 mg/L (1.2 times the limit)
|
Jul 1, 2014 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.012 mg/L, federal limit 0.01 mg/L (1.2 times the limit)
|
Apr 1, 2014 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.012 mg/L, federal limit 0.01 mg/L (1.2 times the limit)
|
Jan 1, 2014 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.012 mg/L, federal limit 0.01 mg/L (1.2 times the limit)
|
Oct 1, 2013 | Resolved |
|
Fluoride
Contaminant limit exceeded
|
Jan 1, 2011 | Archived |
|
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
|
Jan 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 2010 | Resolved |
|
Fluoride
Contaminant limit exceeded
|
Oct 1, 2010 | Archived |
|
Arsenic
Contaminant limit exceeded
Measured 0.013 mg/L, federal limit 0.01 mg/L (1.3 times the limit)
|
Oct 1, 2010 | Resolved |
|
Fluoride
Contaminant limit exceeded
|
Jul 1, 2010 | Archived |
|
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
|
Jul 1, 2010 | Resolved |
|
Fluoride
Contaminant limit exceeded
|
Apr 1, 2010 | Archived |
|
Fluoride
Contaminant limit exceeded
|
Jan 1, 2010 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2004 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2002 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2002 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2001 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1996 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 1996 | Resolved |
Enforcement actions
California regulators and EPA took 12 formal enforcement actions against Pinon Pines MWC between 2001 and 2026. The most recent was a compliance order (no penalty) in March 2026.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Mar 12, 2026 | EPA | Compliance order (no penalty) | 2 violations (1 health-based): LEAD AND COPPER RULE REVISIONS |
| Apr 24, 2015 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
| Apr 15, 2015 | California | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| Mar 10, 2015 | California | Compliance order (no penalty) | 4 violations (4 health-based): Arsenic |
| Nov 19, 2014 | California | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| Aug 19, 2011 | California | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| Apr 22, 2011 | California | Compliance order (no penalty) | 7 violations (6 health-based): Arsenic, Fluoride |
| Jul 20, 2004 | California | Compliance order (no penalty) | 1 violation: Lead and Copper Rule |
| Apr 17, 2003 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Oct 21, 2002 | California | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| Jul 7, 2002 | California | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| Sep 20, 2001 | California | Compliance order (no penalty) | 2 violations (1 health-based): Total Coliform |
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.
Where the water comes from
Pinon Pines MWC draws water from 4 wells (1 of them for emergency, seasonal or other part-time use).
Annual water quality report
Pinon Pines MWC 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.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
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 California.
Certified drinking water labs by state EPA guidance for private wells