HART - MILLER ISLAND DREDGED MATERIAL CONTAINMENT FACILITY

Address

NEAR MOUTH OF BACK RIVER
ESSEX, MD 21219
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County

BALTIMORE County

Total Penalties

$0

Registry ID

110062658280

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.

4

Water (CWA)
Qtrs Non-Compliant

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
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.08 MGD	2.00	+4%	Jun 2024	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.05 MGD	2.00	+3%	May 2024	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.17 MGD	2.00	+9%	May 2024	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.20 MGD	2.00	+10%	Apr 2024	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.05 MGD	2.00	+3%	Apr 2024	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.03 MGD	2.00	+2%	Mar 2024	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.19 MGD	2.00	+10%	Mar 2024	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.03 MGD	2.00	+2%	Feb 2024	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.15 MGD	2.00	+8%	Mar 2023	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.01 MGD	2.00	+1%	Feb 2023	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.16 MGD	2.00	+8%	Feb 2023	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.07 MGD	2.00	+4%	Jul 2022	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.14 MGD	2.00	+7%	May 2022	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.16 MGD	2.00	+8%	Apr 2022	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.16 MGD	2.00	+8%	Jun 2021	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.01 MGD	2.00	+1%	May 2021	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.16 MGD	2.00	+8%	May 2021	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.17 MGD	2.00	+9%	Apr 2021	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.15 MGD	2.00	+8%	Mar 2021	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.07 MGD	2.00	+4%	Feb 2021	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.09 MGD	2.00	+5%	Feb 2020	Open
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	2.20 mg/L	2.00	+10%	Sep 2019	Open
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	13.00 mg/L	12.00	+8%	Jul 2017	Open
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	3.25 mg/L	2.00	+63%	Jul 2017	Open
Nickel, total [as Ni]	DMR, Limited - Numeric Violation	0.05 mg/L	0.03	+41%	Apr 2017	Open
Copper, total [as Cu]	DMR, Limited - Numeric Violation	0.03 mg/L	0.02	+29%	Jun 2016	Open
Zinc, total [as Zn]	DMR, Limited - Numeric Violation	0.36 mg/L	0.31	+15%	Feb 2016	Open
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	5.00 mg/L	4.40	+14%	Feb 2016	Open

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