Public water system record
Cobblestone MHP
Serves an area of Jackson County, OR · 100 people served
Federal records show no health-based violations and 8 monitoring/reporting issues for Cobblestone 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
- 8
Key facts
- Cobblestone MHP buys its water from Medford Water Commission.
- Most recent formal enforcement: compliance order with a penalty by Oregon, May 1998.
- Record on file since 1976, with 6 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 71 service lines.
Check whether Cobblestone 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
|
Apr 1, 2023 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2023 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2022 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2021 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2021 | Resolved |
|
Fluoride
Monitoring and reporting
|
Jul 1, 2019 | Resolved |
Full record since 1976
EPA's records for Cobblestone MHP go back to 1976. Before October 19, 2016 they list 6 health-based violations (6 resolved) and 42 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 2 |
| 1990s | 4 | 15 |
| 2000s | 1 | 16 |
| 2010 to October 18, 2016 | 1 | 9 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 0 | 7 |
Most recent health-based violation before October 19, 2016: Total Coliform, began April 2014, Resolved.
Show all 6 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Apr 1, 2014 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 2000 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 1997 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Feb 1, 1996 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 1996 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 6.1 mg/L, federal limit 4 mg/L (1.5 times the limit)
|
Nov 1, 1990 | Resolved |
Enforcement actions
Oregon regulators took 2 formal enforcement actions against Cobblestone MHP between 1996 and 1998, filed as 3 records in EPA's data. The most recent was a compliance order with a penalty in May 1998.
| Date | By | Action | Violations covered |
|---|---|---|---|
| May 29, 1998 | Oregon | Compliance order with a penalty | 2 violations (2 health-based): Lead and Copper Rule |
| Apr 1, 1996 | Oregon | Compliance order with a penalty | 1 violation: Lead and Copper Rule |
Where the water comes from
Cobblestone MHP buys its water from Medford Water Commission. It lists no wells or intakes of its own.
Buys water from
- Medford Water Commission Medford, OR
Annual water quality report
Cobblestone 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 Cobblestone 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 Oregon.
Certified drinking water labs by state EPA guidance for private wells