ABERDEEN PROVING GROUND, ABERDEEN AREA WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- Address
-
APGNWWTP BUILDING, 6295 SHARPLESS LOOP
ABERDEEN, MD 21005
View on map ↗ - County
- HARFORD County
- Inspections
- 1 · last Sep 16, 2025
- Total Penalties
- $0 · last Mar 4, 2021
- Registry ID
- 110064605235
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
Qtrs Non-Compliant
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| cwa | Schedule Event unachieved and not reported | Jan 28, 2021 | Apr 29, 2021 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 1, 2020 | Mar 3, 2020 | Resolved |
| cwa | Schedule Event reported late | Feb 1, 2020 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2020 | Apr 28, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 1, 2019 | Mar 4, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 1, 2019 | Mar 4, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2019 | Apr 29, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 1, 2015 | Aug 31, 2015 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 23.00 mg/L | 20.00 | +15% | Jan 2026 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 24.00 mg/L | 20.00 | +20% | Feb 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 22.00 mg/L | 20.00 | +10% | Dec 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 103.00 mg/L | 30.00 | +243% | Dec 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.00 mg/L | 8.40 | +55% | Feb 2019 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.00 mg/L | 8.40 | +43% | Apr 2016 | Open |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.