HIGHLAND PARK STP

Address

P.O. BOX 365
SELLERSVILLE, PA 18960
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County

BUCKS County

Inspections

4 · last Jan 6, 2026

Total Penalties

$0

Registry ID

110010148955

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.

6

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	Permit Violations - Violation Specified in Comment	Apr 7, 2016	—	Open
cwa	Management Practice Violations - Improper Operation and Maintenance	Jan 19, 2016	—	Open

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
Solids, total suspended	DMR, Limited - Numeric Violation	20.00 mg/L	15.00	+33%	Jul 2025	Open
Nitrite + Nitrate total [as N]	DMR, Limited - Numeric Violation	12.90 mg/L	10.00	+29%	Oct 2024	Open
Nitrite + Nitrate total [as N]	DMR, Limited - Numeric Violation	11.00 mg/L	10.00	+10%	Sep 2024	Open
Phosphorus, total [as P]	DMR, Limited - Numeric Violation	2.10 mg/L	1.50	+40%	Feb 2019	Open

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