ABERDEEN PROVING GROUND-ABERDEEN AREA & EDGEWOOD AREA

Address

4304 SUSQUEHANNA AVE
ABERDEEN PROVING GROUND, MD 21005
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County

HARFORD County

Industry

Transportation and Warehousing

NAICS (North American Industry Classification)

488119

Inspections

1 · last Jun 17, 2025

Total Penalties

$0

Registry ID

110064337123

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.

12

Water (CWA)
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	Mar 28, 2020	Apr 28, 2020	Resolved
cwa	Schedule Event unachieved and not reported	Mar 28, 2020	Apr 28, 2020	Resolved
cwa	Schedule Event unachieved and not reported	Mar 28, 2019	Apr 28, 2019	Resolved
cwa	Schedule Event unachieved and not reported	Mar 28, 2019	Apr 28, 2019	Resolved
cwa	Schedule Event unachieved and not reported	Mar 28, 2018	Apr 28, 2018	Resolved
cwa	Schedule Event unachieved and not reported	Mar 28, 2018	Apr 28, 2018	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	32.83 mg/L	30.00	+9%	Jan 2026	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	30.94 mg/L	20.00	+55%	Jan 2026	Open
PCB, total, scan effluent	DMR, Limited - Numeric Violation	1.00 pass=0;fail=1	0.57	+75%	Dec 2025	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	31.78 mg/L	30.00	+6%	Oct 2025	Open
PCB, total, scan effluent	DMR, Limited - Numeric Violation	1.00 pass=0;fail=1	0.57	+75%	Sep 2025	Open
Oxygen, dissolved [DO]	DMR, Limited - Numeric Violation	0.10 mg/L	5.00	+98%	Jul 2025	Open
Coliform, fecal general	DMR, Limited - Numeric Violation	38.00 MPN/100mL	14.00	+171%	Jan 2024	Open
Coliform, fecal general	DMR, Limited - Numeric Violation	44.50 MPN/100mL	14.00	+218%	Jul 2023	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	37.47 mg/L	30.00	+25%	Feb 2023	Open
Coliform, fecal general	DMR, Limited - Numeric Violation	35.00 MPN/100mL	14.00	+150%	Aug 2022	Open
Coliform, fecal general	DMR, Limited - Numeric Violation	36.00 MPN/100mL	14.00	+157%	Apr 2022	Open
Coliform, fecal general	DMR, Limited - Numeric Violation	235.00 MPN/100mL	14.00	+1,579%	Aug 2019	Open
Coliform, fecal general	DMR, Limited - Numeric Violation	16.00 MPN/100mL	14.00	+14%	Jul 2019	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	27.00 mg/L	20.00	+35%	Feb 2017	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	35.00 mg/L	30.00	+17%	Feb 2017	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	45.00 mg/L	30.00	+50%	Nov 2016	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	21.00 mg/L	20.00	+5%	Nov 2016	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	22.00 mg/L	20.00	+10%	Mar 2016	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	39.00 mg/L	30.00	+30%	Mar 2016	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	27.00 mg/L	20.00	+35%	Feb 2016	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	35.00 mg/L	30.00	+17%	Feb 2016	Open
Coliform, fecal general	DMR, Limited - Numeric Violation	23.00 MPN/100mL	14.00	+64%	Jun 2015	Open

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