Public water system record
Rocky Knoll MHP
Serves an area of Winnebago County, IA that includes Forest City · 49 people served
Federal records show no health-based violations and 1 monitoring/reporting issue for Rocky Knoll MHP in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 1
Key facts
- Rocky Knoll MHP draws water from 2 wells.
- Most recent formal enforcement: compliance order (no penalty) by Iowa, December 2013.
- Record on file since 1994, with 6 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 37 service lines.
Check whether Rocky Knoll 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.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Full record since 1994
EPA's records for Rocky Knoll MHP go back to 1994. Before October 19, 2016 they list 6 health-based violations (6 resolved) and 82 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 62 |
| 2000s | 2 | 19 |
| 2010 to October 18, 2016 | 3 | 1 |
| 2020s | 0 | 1 |
Most recent health-based violation before October 19, 2016: Total Coliform, began September 2013, Resolved.
Show all 6 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2013 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2013 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2013 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2001 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2001 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1999 | Resolved |
Enforcement actions
Iowa regulators took 4 formal enforcement actions against Rocky Knoll MHP between 1999 and 2013, filed as 66 records in EPA's data. The most recent was a compliance order (no penalty) in December 2013.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Dec 12, 2013 | Iowa | Compliance order (no penalty) | 3 violations (3 health-based): Total Coliform |
| Oct 16, 2013 | Iowa | Compliance order (no penalty) | 3 violations (3 health-based): Total Coliform |
| Sep 4, 2002 | Iowa | Compliance order with a penalty | 11 violations (2 health-based): Lead and Copper Rule, Total Coliform, Nitrate |
| Oct 13, 1999 | Iowa | Compliance order with a penalty | 49 violations: Cadmium, Antimony, Total, Di(2-ethylhexyl) phthalate, Pentachlorophenol, Dinoseb |
Where the water comes from
Rocky Knoll MHP draws water from 2 wells.
Annual water quality report
Rocky Knoll 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 Rocky Knoll 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 Iowa.
Certified drinking water labs by state EPA guidance for private wells