Public water system record
Oak Grove Mobile Home Park
Serves Agua Dulce, Los Angeles County, CA · 109 people served
Federal records show 1 health-based violation and 3 monitoring/reporting issues for Oak Grove Mobile Home Park in the last ten years. The most serious issue in this window was a resolved Nitrate violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 3
Key facts
- Oak Grove Mobile Home Park draws water from 1 well.
- Highest measured level in the last 10 years: Nitrate, 11.1 mg/L, federal limit 10 mg/L (1.1 times the limit), 2023.
- Most recent formal enforcement: compliance order (no penalty) by California, November 2023.
- Record on file since 1984, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 33 service lines.
Check whether Oak Grove Mobile Home Park 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 |
|---|---|---|---|---|
|
Nitrate
Contaminant limit exceeded
Measured 11.1 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Jan 1, 2023 | Resolved | Yes |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule
RPT
|
Jan 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2017 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2017 | Resolved |
Full record since 1984
EPA's records for Oak Grove Mobile Home Park go back to 1984. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 20 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 1 |
| 2010 to October 18, 2016 | 1 | 19 |
| October 19, 2016 to 2019 | 0 | 3 |
| 2020s | 1 | 0 |
Most recent health-based violation before October 19, 2016: Total Coliform, began September 2012, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2012 | Resolved |
Enforcement actions
California regulators took 13 formal enforcement actions against Oak Grove Mobile Home Park between 2011 and 2023. The most recent was a compliance order (no penalty) in November 2023.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Nov 30, 2023 | California | Compliance order (no penalty) | 1 violation (1 health-based): Nitrate |
| May 1, 2013 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
| Nov 19, 2012 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
| Aug 9, 2012 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
| Jun 27, 2012 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
| Jun 26, 2012 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
| May 2, 2012 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
| Apr 10, 2012 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
| Feb 29, 2012 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
| Feb 14, 2012 | California | Compliance order (no penalty) | 2 violations: Total Coliform |
| Dec 16, 2011 | California | Compliance order (no penalty) | 2 violations: Total Coliform |
| Oct 25, 2011 | California | Compliance order (no penalty) | 2 violations: Total Coliform |
| Mar 23, 2011 | California | Compliance order (no penalty) | 4 violations: Total Coliform |
What the violations mean
Nitrate
1 incidentNitrate exceeded the federal limit
High nitrate is especially dangerous for infants under 6 months and can cause blue baby syndrome
Where the water comes from
Oak Grove Mobile Home Park draws water from 1 well.
Annual water quality report
Oak Grove Mobile Home Park 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 Oak Grove Mobile Home Park 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