Public water system record
Pike Ranch Mutual Water Co
Serves Ahwahnee, Madera County, CA · 74 people served
Federal records show 7 health-based violations and 44 monitoring/reporting issues for Pike Ranch Mutual Water Co in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 7
- Resolved
- 1
- Unresolved
- 1
- Archived by EPA
- 5
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 44
Key facts
- Pike Ranch Mutual Water Co draws water from 1 well.
- Most recent formal enforcement: compliance order (no penalty) by California, January 2021.
- Record on file since 1980, with 22 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 20 service lines.
Check whether Pike Ranch Mutual Water Co 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 |
|
Combined Uranium
Contaminant limit exceeded
|
340 | Jan 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Combined Uranium
Contaminant limit exceeded
|
340 | Jan 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Combined Uranium
Contaminant limit exceeded
|
340 | Jan 1, 2021 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Revised Total Coliform Rule
Contaminant limit exceeded
|
110 | Aug 1, 2020 | Resolved | Yes |
|
Combined Uranium
Contaminant limit exceeded
|
340 | Jan 1, 2020 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Combined Uranium
Contaminant limit exceeded
|
340 | Jul 1, 2018 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
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 |
|
Combined Uranium
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jan 1, 2024 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Oct 1, 2018 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2018 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Nitrate-Nitrite
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2017 | Resolved |
|
Styrene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Toluene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Benzene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Selenium
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Thallium, Total
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Beryllium, Total
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Antimony, Total
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Nitrite
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Nickel
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Mercury
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Fluoride
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Chromium (total)
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Cadmium
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Barium
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Arsenic
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
Full record since 1980
EPA's records for Pike Ranch Mutual Water Co go back to 1980. Before October 19, 2016 they list 22 health-based violations (22 resolved) and 56 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 2 |
| 1990s | 0 | 1 |
| 2000s | 5 | 0 |
| 2010 to October 18, 2016 | 17 | 53 |
| October 19, 2016 to 2019 | 1 | 6 |
| 2020s | 6 | 5 |
Most recent health-based violation before October 19, 2016: Total Coliform, began April 2015, Resolved.
Show all 22 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Apr 1, 2015 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2014 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2014 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2013 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2013 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Apr 1, 2013 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2013 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2013 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 2012 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2012 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2011 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
|
Oct 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2011 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
|
Apr 1, 2011 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
|
Jan 1, 2011 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
|
Oct 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2009 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
|
Oct 1, 2007 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2007 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2007 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2006 | Resolved |
Enforcement actions
California regulators took 6 formal enforcement actions against Pike Ranch Mutual Water Co between 2014 and 2021, filed as 7 records in EPA's data. The most recent was a compliance order (no penalty) in January 2021.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jan 16, 2021 | California | Compliance order (no penalty) | 1 violation (1 health-based): Revised Total Coliform Rule |
| Aug 6, 2019 | California | Compliance order (no penalty) | 16 violations: Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs), Barium, Cadmium, Chromium (total) |
| Mar 8, 2019 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Sep 28, 2018 | California | Compliance order (no penalty) | 5 violations (5 health-based): Combined Uranium |
| Nov 3, 2016 | California | Compliance order (no penalty) | 2 violations: Combined Uranium |
| Aug 12, 2014 | California | Compliance order (no penalty) | 5 violations (5 health-based): Combined Uranium |
What the violations mean
Combined Uranium
5 incidentsTest results for Combined Uranium were above the federal limit (a maximum contaminant level violation).
The utility had to notify customers about each of these violations.
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.
Revised Total Coliform Rule
1 incidentThe system did not meet a requirement of the Revised Total Coliform Rule
Coliform and E. coli rules protect against bacteria in the distribution system
Where the water comes from
Pike Ranch Mutual Water Co draws water from 1 well.
Annual water quality report
Pike Ranch Mutual Water Co 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 Pike Ranch Mutual Water Co 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 California.
Certified drinking water labs by state EPA guidance for private wells