Public water system record
North Hill Water Corporation
Serves an area of Umatilla County, OR · 100 people served
Federal records show 2 health-based violations and 16 monitoring/reporting issues for North Hill Water Corporation in the last ten years. The most serious issue in this window was a resolved Revised Total Coliform Rule violation.
System profile
- Health-based violations, last 10 years
- 2
- Resolved
- 2
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 16
Key facts
- North Hill Water Corporation draws water from 1 well.
- Most recent formal enforcement: compliance order with a penalty by Oregon, March 2005.
- Record on file since 1976, with 16 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 28 service lines.
Check whether North Hill Water Corporation 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 |
|---|---|---|---|---|
|
Revised Total Coliform Rule
Treatment technique failure
|
110 | Sep 7, 2024 | Resolved | No |
|
Revised Total Coliform Rule
Treatment technique failure
|
110 | Jul 25, 2022 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2025 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Resolved |
|
Public Notice
OTHER
|
Dec 7, 2024 | Resolved |
|
E. coli
Monitoring and reporting
|
Aug 4, 2024 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2023 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Resolved |
|
E. coli
Monitoring and reporting
|
Jun 21, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2022 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2021 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2020 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2018 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2017 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
Full record since 1976
EPA's records for North Hill Water Corporation go back to 1976. Before October 19, 2016 they list 16 health-based violations (16 resolved) and 151 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 2 |
| 1990s | 1 | 7 |
| 2000s | 14 | 136 |
| 2010 to October 18, 2016 | 1 | 6 |
| October 19, 2016 to 2019 | 0 | 4 |
| 2020s | 2 | 11 |
Most recent health-based violation before October 19, 2016: Total Coliform, began November 2010, Resolved.
Show all 16 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 2007 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2005 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2005 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2005 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2004 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2004 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2004 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2004 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2004 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2003 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2003 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2002 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2002 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2002 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1994 | Resolved |
Enforcement actions
Oregon regulators took 1 formal enforcement action against North Hill Water Corporation in 2005. The most recent was a compliance order with a penalty in March 2005.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Mar 30, 2005 | Oregon | Compliance order with a penalty | 14 violations (10 health-based): Consumer Confidence Rule, Total Coliform |
What the violations mean
Revised Total Coliform Rule
2 incidentsThe system did not meet a requirement of the Revised Total Coliform Rule
Coliform and E. coli rules protect against bacteria in the distribution system
Where the water comes from
North Hill Water Corporation draws water from 1 well.
Annual water quality report
North Hill Water Corporation 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 North Hill Water Corporation 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