STILLWATER LAKES CIVIC ASSOC — NPDES permit PA0061107: limits, due date and EPA's record

NPDES permit PA0061107 · Minor NON-POTW · expired, expires 2008-10-22 · EPA's file as of 2026-09-19

This permit expired on 2008-10-22 and is expired: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

Last period with anything received: 2026-06-30. Most often over: Solids, total suspended (8), Phosphorus, total [as P] (4), BOD, carbonaceous [5 day, 20 C] (3).

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 (19)

Outfall	Parameter	Statistic	Limit	Months
001	Oxygen, dissolved [DO]	INST MIN	>= 6 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	<= 58.8 lb/d	all year
001	Nitrogen, ammonia total [as N]	MO AVG	<= 9 mg/L	Jan, Feb, Mar, Apr, Nov, Dec
001	Nitrogen, ammonia total [as N]	MO AVG	<= 3 mg/L	May, Jun, Jul, Aug, Sep, Oct
001	Nitrogen, ammonia total [as N]	MO AVG	<= 17.65 lb/d	Jan, Feb, Mar, Apr, Nov, Dec
001	Nitrogen, ammonia total [as N]	MO AVG	<= 5.9 lb/d	May, Jun, Jul, Aug, Sep, Oct
001	Phosphorus, total [as P]	MO AVG	<= 1 mg/L	all year
001	Phosphorus, total [as P]	MO AVG	<= 1.95 lb/d	all year
001	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
001	Chlorine, total residual	MO AVG	<= .8 mg/L	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	Coliform, fecal general	9C	<= 1000 #/100mL	May, Jun, Jul, Aug, Sep
001	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 15 mg/L	all year
001	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 29.4 lb/d	all year