Public water system record
Chapel Hill - Aberdeen Proving Grounds
Serves an area of Harford County, MD that includes Aberdeen Proving Ground · 15,000 people served
Federal records show no health-based violations and 2 monitoring/reporting issues for Chapel Hill - Aberdeen Proving Grounds 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
- 2
Key facts
- Chapel Hill - Aberdeen Proving Grounds draws water from 5 wells and 1 surface water intake (1 of them for emergency, seasonal or other part-time use).
- Most recent enforcement action: boil water order by Maryland, February 1990.
- Record on file since 2010, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 412 unknown out of 412 service lines.
Check whether Chapel Hill - Aberdeen Proving Grounds 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
|
Oct 1, 2020 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2017 | Resolved |
Full record since 2010
EPA's records for Chapel Hill - Aberdeen Proving Grounds go back to 2010. Before October 19, 2016 they list no health-based violations and 4 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2010 to October 18, 2016 | 0 | 4 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 0 | 1 |
Enforcement actions
Maryland regulators issued 1 boil water order to Chapel Hill - Aberdeen Proving Grounds in 1990. The most recent was a boil water order in February 1990.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Feb 8, 1990 | Maryland | Boil water order | 1 violation |
Where the water comes from
Chapel Hill - Aberdeen Proving Grounds draws water from 5 wells and 1 surface water intake (1 of them for emergency, seasonal or other part-time use). It also has an emergency connection to Harford County D.P.W. 1 other community water system buys water from Chapel Hill - Aberdeen Proving Grounds.
Emergency or part-time connections to
- Harford County D.P.W. Abingdon, MD
Community systems that buy water from it
- City of Aberdeen Aberdeen, MD
Annual water quality report
Chapel Hill - Aberdeen Proving Grounds 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 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
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 Maryland.
Certified drinking water labs by state EPA guidance for private wells