Public water system record
Quarryville Boro
Serves Quarryville, Lancaster County, PA · 3,150 people served
Federal records show 1 health-based violation and 4 monitoring/reporting issues for Quarryville Boro in the last ten years. The most serious issue in this window was a resolved Surface Water Treatment Rule violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- Quarryville Boro draws water from 1 well.
- Record on file since 1987, with 11 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 617 unknown out of 1,295 service lines.
Check whether Quarryville Boro 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 |
|---|---|---|---|---|
|
Surface Water Treatment Rule
Treatment technique failure
|
120 | Aug 1, 2019 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Groundwater Rule
Monitoring and reporting
|
Dec 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Public Notice
OTHER
|
Aug 11, 2015 | Active |
Full record since 1987
EPA's records for Quarryville Boro go back to 1987. Before October 19, 2016 they list 11 health-based violations (11 resolved) and 74 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 1 |
| 1990s | 9 | 30 |
| 2000s | 1 | 26 |
| 2010 to October 18, 2016 | 1 | 17 |
| October 19, 2016 to 2019 | 1 | 1 |
| 2020s | 0 | 2 |
Most recent health-based violation before October 19, 2016: Total Coliform, began August 2014, Resolved.
Show all 11 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2014 | Resolved |
|
Tetrachloroethylene
Contaminant limit exceeded
Measured 0.006 mg/L, federal limit 0.005 mg/L (1.2 times the limit)
|
Jul 1, 2007 | Resolved |
|
Tetrachloroethylene
Contaminant limit exceeded
|
Apr 1, 1998 | Resolved |
|
Trichloroethylene
Contaminant limit exceeded
|
Apr 1, 1998 | Resolved |
|
1,1,1-Trichloroethane
Contaminant limit exceeded
|
Apr 1, 1998 | Resolved |
|
Tetrachloroethylene
Contaminant limit exceeded
|
Jan 1, 1998 | Resolved |
|
Trichloroethylene
Contaminant limit exceeded
|
Jan 1, 1998 | Resolved |
|
1,1,1-Trichloroethane
Contaminant limit exceeded
|
Jan 1, 1998 | Resolved |
|
Tetrachloroethylene
Contaminant limit exceeded
|
Oct 1, 1997 | Resolved |
|
Trichloroethylene
Contaminant limit exceeded
|
Oct 1, 1997 | Resolved |
|
1,1,1-Trichloroethane
Contaminant limit exceeded
|
Oct 1, 1997 | Resolved |
What the violations mean
Surface Water Treatment Rule
1 incidentThe system did not complete a treatment step or action that the Surface Water Treatment Rule requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
Quarryville Boro draws water from 1 well. It also buys water from PA American Coatesville. 1 smaller public system such as schools, businesses or campgrounds buys water from Quarryville Boro.
Buys water from
- PA American Coatesville Coatesville, PA
Annual water quality report
Quarryville Boro 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