Public water system record
Westtown School
Serves an area of Chester County, PA · 900 people served
Federal records show no health-based violations and 19 monitoring/reporting issues for Westtown School 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
- 19
Key facts
- Westtown School draws water from 1 well.
- Most recent formal enforcement: signed compliance agreement by Pennsylvania, August 1997.
- Record on file since 1994, with 5 health-based violations before October 20, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 36 service lines.
Check whether Westtown School 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 |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2023 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Mar 1, 2022 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Aug 1, 2021 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Apr 1, 2021 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Feb 1, 2021 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Mar 1, 2020 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Dec 1, 2019 | Resolved |
|
Nitrite
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2018 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2017 | Resolved |
|
Public Notice
OTHER
|
Dec 11, 2016 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Nov 1, 2016 | Resolved |
Full record since 1994
EPA's records for Westtown School go back to 1994. Before October 20, 2016 they list 5 health-based violations (5 resolved) and 308 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 160 |
| 2000s | 3 | 102 |
| 2010 to October 19, 2016 | 2 | 46 |
| October 20, 2016 to 2019 | 0 | 8 |
| 2020s | 0 | 11 |
Most recent health-based violation before October 20, 2016: Lead and Copper Rule, began April 2013, Resolved.
Show all 5 health-based violations before October 20, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Treatment technique failure
|
Apr 9, 2013 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 11.5 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
Jan 1, 2013 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jul 1, 2002 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jul 1, 2002 | Resolved |
|
DICHLOROMETHANE
Contaminant limit exceeded
|
Jan 1, 2001 | Resolved |
Enforcement actions
Pennsylvania regulators took 1 formal enforcement action against Westtown School in 1997. The most recent was a signed compliance agreement in August 1997.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Aug 13, 1997 | Pennsylvania | Signed compliance agreement | 9 violations: Di(2-ethylhexyl) phthalate, Pentachlorophenol, Benzo(a)pyrene, LASSO, Di(2-ethylhexyl) adipate |
Where the water comes from
Westtown School draws water from 1 well. It also has an emergency connection to Aqua PA Main System.
Emergency or part-time connections to
- Aqua PA Main System Bryn Mawr, PA
Annual water quality report
Westtown School 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