PA DCNR — NPDES permit PA0032531: limits, due date and EPA's record

NPDES permit PA0032531 · Minor NON-POTW · effective, expires 2031-07-31 · EPA's file as of 2026-09-19

EPA's record, 2025-09-01 to 2026-08-31

Last period with anything received: 2026-06-30. Most often over: Solids, total suspended (2), Oxygen, dissolved [DO] (1).

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among PA permits in EPA's filings — check your permit).

Limits in force (21)

Outfall	Parameter	Statistic	Limit	Months
001	Oxygen, dissolved [DO]	DAILY MN	>= 4 mg/L	all year
001	pH	INST MIN	>= 6 SU	all year
001	pH	INST MAX	<= 9 SU	all year
001	Solids, total suspended	MO AVG	<= 30 mg/L	all year
001	Solids, total suspended	MO AVG	<= 100 lb/d	all year
001	Nitrogen, total [as N]	QRTR AVG	report only	all year
001	Nitrogen, ammonia total [as N]	MO AVG	<= 3.5 mg/L	May, Jun, Jul, Aug, Sep, Oct
001	Nitrogen, ammonia total [as N]	MO AVG	<= 10.5 mg/L	Jan, Feb, Mar, Apr, Nov, Dec
001	Nitrogen, ammonia total [as N]	MO AVG	<= 12.1 lb/d	May, Jun, Jul, Aug, Sep, Oct
001	Nitrogen, ammonia total [as N]	MO AVG	<= 36.3 lb/d	Jan, Feb, Mar, Apr, Nov, Dec
001	Phosphorus, total [as P]	QRTR AVG	report only	all year
001	Ultraviolet light intensity	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	WKLY AVG	report only	all year
001	E. coli	INST MAX	report only	all year
001	Coliform, fecal general	GEO MEAN	<= 200 #/100mL	May, Jun, Jul, Aug, Sep
001	Coliform, fecal general	GEO MEAN	<= 2000 #/100mL	Jan, Feb, Mar, Apr, Oct, Nov, Dec
001	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 17 mg/L	May, Jun, Jul, Aug, Sep, Oct
001	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 25 mg/L	Jan, Feb, Mar, Apr, Nov, Dec
001	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 56.7 lb/d	May, Jun, Jul, Aug, Sep, Oct
001	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 85 lb/d	Jan, Feb, Mar, Apr, Nov, Dec