ROCK RUN WATER TREATMENT PLANT

Address

198 WATERWORKS RD
COATESVILLE, PA 19320
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County

CHESTER County

Industry

Utilities

NAICS (North American Industry Classification)

22131

Inspections

4 · last Jul 14, 2025

Total Penalties

$32,425 · last Sep 27, 2022

Registry ID

110000575878

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.

1

Water (CWA)
Qtrs Non-Compliant

0

Hazardous Waste (RCRA)
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	Effluent Violations - Numeric effluent violation	Aug 15, 2022	Sep 27, 2022	Resolved
cwa	Reporting Violations - Failure to Submit DMRs	Aug 15, 2022	Sep 27, 2022	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
Nitrogen, total [as N]	DMR, Limited - Numeric Violation	0.13 kg/d	0.13	+2%	Aug 2021	Resolved
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	0.13 mg/L	0.10	+30%	Aug 2021	Resolved
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	0.09 kg/d	0.05	+71%	Aug 2021	Resolved
Phosphorus, total [as P]	DMR, Limited - Numeric Violation	0.09 kg/d	0.05	+71%	Jul 2021	Resolved
Solids, total suspended	DMR, Limited - Numeric Violation	18.80 kg/d	10.62	+77%	Aug 2020	Resolved
Aluminum, total [as Al]	DMR, Limited - Numeric Violation	4.48 mg/L	1.60	+180%	Aug 2020	Resolved
Manganese, total [as Mn]	DMR, Limited - Numeric Violation	1.32 kg/d	0.54	+142%	Aug 2020	Resolved
Aluminum, total [as Al]	DMR, Limited - Numeric Violation	4.50 mg/L	0.80	+463%	Aug 2020	Resolved
Manganese, total [as Mn]	DMR, Limited - Numeric Violation	2.60 mg/L	1.00	+160%	Aug 2020	Resolved
Manganese, total [as Mn]	DMR, Limited - Numeric Violation	2.56 mg/L	2.00	+28%	Aug 2020	Resolved
Aluminum, total [as Al]	DMR, Limited - Numeric Violation	2.34 kg/d	0.42	+455%	Aug 2020	Resolved
Solids, total suspended	DMR, Limited - Numeric Violation	36.00 mg/L	20.00	+80%	Aug 2020	Resolved
Aluminum, total [as Al]	DMR, Limited - Numeric Violation	0.81 kg/d	0.42	+92%	Jun 2020	Resolved
Manganese, total [as Mn]	DMR, Limited - Numeric Violation	0.73 kg/d	0.54	+33%	Jun 2020	Resolved
Aluminum, total [as Al]	DMR, Limited - Numeric Violation	1.10 mg/L	0.80	+38%	Jun 2020	Resolved
Manganese, total [as Mn]	DMR, Limited - Numeric Violation	0.91 kg/d	0.54	+67%	Apr 2020	Resolved
Manganese, total [as Mn]	DMR, Limited - Numeric Violation	1.70 mg/L	1.00	+70%	Apr 2020	Resolved
Phosphorus, total [as P]	DMR, Limited - Numeric Violation	0.09 kg/d	0.05	+71%	Feb 2020	Resolved
Phosphorus, total [as P]	DMR, Limited - Numeric Violation	0.09 kg/d	0.05	+71%	Dec 2019	Resolved

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.

State CWA Penalty AO

Clean Water Act · Case PA-0012416_09272022 · Sep 27, 2022

$32,425

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