Public water system record
Derry Boro Muni Auth
Serves an area of Westmoreland County, PA that includes Derry and Millwood · 6,500 people served
Federal records show no health-based violations and 30 monitoring/reporting issues for Derry Boro Muni Auth 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
- 30
Key facts
- Derry Boro Muni Auth draws water from 1 well and 2 surface water intakes (1 of them for emergency, seasonal or other part-time use).
- Most recent formal enforcement: consent decree or court judgment by Pennsylvania, February 2006.
- Record on file since 1982, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 34 lead and 1,988 unknown out of 2,419 service lines.
Check whether Derry Boro Muni Auth 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, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
CARBON, TOTAL
Monitoring and reporting
|
Oct 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Oct 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
CARBON, TOTAL
Monitoring and reporting
|
Oct 1, 2022 | Resolved |
|
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
|
Sep 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
CYANIDE
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
CARBON, TOTAL
Monitoring and reporting
|
Oct 1, 2021 | Resolved |
|
CARBON, TOTAL
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Asbestos
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Arsenic
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
|
Dec 1, 2019 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Surface Water Treatment Rule
Monitoring and reporting
|
Oct 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2019 | Resolved |
|
Antimony, Total
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Nitrite
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Public Notice
OTHER
|
Oct 11, 2017 | Resolved |
|
Public Notice
OTHER
|
Oct 11, 2017 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Oct 1, 2017 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Oct 1, 2017 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Mar 1, 2017 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Mar 1, 2017 | Resolved |
|
Total Polychlorinated Biphenyls (PCB)
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2016 | Resolved |
|
Thallium, Total
Monitoring and reporting
|
Jan 1, 2016 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Antimony, Total
Monitoring and reporting
|
Jan 1, 2016 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Selenium
Monitoring and reporting
|
Jan 1, 2016 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Arsenic
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
Full record since 1982
EPA's records for Derry Boro Muni Auth go back to 1982. Before October 19, 2016 they list 1 health-based violation (1 archived by EPA without a recorded fix) and 115 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 1 | 44 |
| 1990s | 0 | 2 |
| 2000s | 0 | 38 |
| 2010 to October 18, 2016 | 0 | 31 |
| October 19, 2016 to 2019 | 0 | 15 |
| 2020s | 0 | 10 |
Most recent health-based violation before October 19, 2016: Mercury, began August 1985, Archived.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Mercury
Contaminant limit exceeded
|
Aug 26, 1985 | Archived |
Enforcement actions
Pennsylvania regulators took 8 formal enforcement actions against Derry Boro Muni Auth between 2004 and 2006. The most recent was a consent decree or court judgment in February 2006.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Feb 9, 2006 | Pennsylvania | Consent decree or court judgment | 2 violations: Interim Enhanced Surface Water Treatment Rule, Surface Water Treatment Rule |
| Dec 13, 2005 | Pennsylvania | Consent decree or court judgment | 1 violation: CARBON, TOTAL |
| Dec 5, 2005 | Pennsylvania | Consent decree or court judgment | 1 violation: Surface Water Treatment Rule |
| Nov 10, 2005 | Pennsylvania | Consent decree or court judgment | 1 violation: Interim Enhanced Surface Water Treatment Rule |
| Aug 10, 2005 | Pennsylvania | Consent decree or court judgment | 2 violations: Surface Water Treatment Rule, Interim Enhanced Surface Water Treatment Rule |
| Jun 28, 2005 | Pennsylvania | Consent decree or court judgment | 2 violations: CARBON, TOTAL |
| Oct 5, 2004 | Pennsylvania | Consent decree or court judgment | 1 violation: Surface Water Treatment Rule |
| Mar 3, 2004 | Pennsylvania | Consent decree or court judgment | 1 violation: Surface Water Treatment Rule |
Where the water comes from
Derry Boro Muni Auth draws water from 1 well and 2 surface water intakes (1 of them for emergency, seasonal or other part-time use).
Annual water quality report
Derry Boro Muni Auth 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.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
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 Pennsylvania.
Certified drinking water labs by state EPA guidance for private wells