Public water system record
Hynes Estates Mutual Water Co.
Serves Stanton, Orange County, CA · 168 people served
Federal records show 1 health-based violation and 1 monitoring/reporting issue for Hynes Estates 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
- 1
- Resolved
- 0
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 1
Key facts
- Hynes Estates Mutual Water Co. draws water from 2 wells.
- Most recent formal enforcement: compliance order (no penalty) by California, October 2013.
- Record on file since 1980, with 3 health-based violations before October 19, 2016.
Check whether Hynes Estates 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 |
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 |
Full record since 1980
EPA's records for Hynes Estates Mutual Water Co. go back to 1980. Before October 19, 2016 they list 3 health-based violations (3 resolved) and 6 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 4 |
| 1990s | 1 | 1 |
| 2000s | 2 | 0 |
| 2010 to October 18, 2016 | 0 | 1 |
| 2020s | 1 | 1 |
Most recent health-based violation before October 19, 2016: Stage 1 Disinfection Byproducts Rule, began January 2007, Resolved.
Show all 3 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
Jan 1, 2007 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2000 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 1996 | Resolved |
Enforcement actions
California regulators took 2 formal enforcement actions against Hynes Estates Mutual Water Co. between 2000 and 2013. The most recent was a compliance order (no penalty) in October 2013.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Oct 10, 2013 | California | Compliance order (no penalty) | 1 violation: Lead and Copper Rule |
| Sep 27, 2000 | California | Compliance order (no penalty) | 1 violation (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
Hynes Estates Mutual Water Co. draws water from 2 wells. It also has an emergency connection to Golden State WC - West Orange County.
Emergency or part-time connections to
- Golden State WC - West Orange County Anaheim, CA
Annual water quality report
Hynes Estates 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 Hynes Estates 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