Public water system record
Robinson's Corner MHP
Serves an area of Butte County, CA · 20 people served
Federal records show 2 health-based violations and 43 monitoring/reporting issues for Robinson's Corner MHP in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 2
- Resolved
- 0
- Unresolved
- 1
- Archived by EPA
- 1
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 43
Key facts
- Robinson's Corner MHP draws water from 1 well.
- Highest measured level in the last 10 years: Nitrate, 11.25 mg/L, federal limit 10 mg/L (1.1 times the limit), 2023.
- Most recent formal enforcement: compliance order (no penalty) by California, April 2025.
- Record on file since 2008, with 0 health-based violations before October 19, 2016.
Check whether Robinson's Corner MHP 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 |
|
Nitrate
Contaminant limit exceeded
Measured 11.25 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Jul 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Active |
|
Nitrate
Monitoring and reporting
|
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
|
Jan 1, 2025 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2024 | Resolved |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Active |
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2024 | Resolved |
|
ENTEROCOCCI
Monitoring and reporting
|
Jan 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2024 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jan 1, 2024 |
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
|
Oct 1, 2022 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2022 | Resolved |
|
Arsenic
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Nitrite
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Nitrate-Nitrite
Monitoring and reporting
|
Apr 1, 2021 | Resolved |
|
Styrene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Toluene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Benzene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2018 | Resolved |
Full record since 2008
EPA's records for Robinson's Corner MHP go back to 2008. Before October 19, 2016 they list no health-based violations and 5 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 0 | 2 |
| 2010 to October 18, 2016 | 0 | 3 |
| October 19, 2016 to 2019 | 0 | 25 |
| 2020s | 2 | 18 |
Enforcement actions
California regulators took 9 formal enforcement actions against Robinson's Corner MHP between 2018 and 2025, filed as 11 records in EPA's data. The most recent was a compliance order (no penalty) in April 2025.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Apr 18, 2025 | California | Compliance order (no penalty) | 1 violation: Nitrate |
| Feb 25, 2025 | California | Compliance order (no penalty) | 25 violations: Lead and Copper Rule, Nitrite, p-Dichlorobenzene, Carbon tetrachloride, 1,2-Dichloropropane |
| Feb 6, 2025 | California | Compliance order with a penalty | 4 violations: Revised Total Coliform Rule |
| Jun 13, 2024 | California | Compliance order with a penalty | 3 violations: Revised Total Coliform Rule, ENTEROCOCCI |
| May 28, 2024 | California | Compliance order (no penalty) | 1 violation: Nitrate |
| Mar 26, 2024 | California | Compliance order (no penalty) | 2 violations: Revised Total Coliform Rule |
| Sep 21, 2023 | California | Compliance order (no penalty) | 1 violation (1 health-based): Nitrate |
| Jun 14, 2018 | California | Compliance order (no penalty) | 1 violation: Revised Total Coliform Rule |
| May 25, 2018 | California | Compliance order (no penalty) | 1 violation: Revised Total Coliform Rule |
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.
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
Robinson's Corner MHP draws water from 1 well.
Annual water quality report
Robinson's Corner MHP 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 Robinson's Corner MHP 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