CLIFTON PARK (T) — NPDES permit NY0265748: limits, due date and EPA's record

NPDES permit NY0265748 · Minor NON-POTW · effective, expires 2029-11-30 · 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: Sodium, total [as Na] (4), Oxygen, dissolved [DO] (3), Nitrogen, ammonia, total [as NH3] (2).

Reporting

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

Limits in force (18)

Outfall	Parameter	Statistic	Limit	Months
001	Flow rate	DAILY MX	<= 3600 gal/d	all year
001	Oxygen, dissolved [DO]	DAILY MN	>= 7 mg/L	all year
001	BOD, 5-day, 20 deg. C	DAILY MX	<= 18 mg/L	all year
001	pH	MINIMUM	>= 6.5 SU	all year
001	pH	MAXIMUM	<= 8.5 SU	all year
001	Solids, total suspended	DAILY MX	<= 18 mg/L	all year
001	Phosphorus, total [as P]	DAILY MX	report only	all year
001	Magnesium, total [as Mg]	DAILY MX	report only	all year
001	Sodium, total [as Na]	DAILY MX	<= 20 mg/L	all year
001	Chloride [as Cl]	DAILY MX	<= 250 mg/L	all year
001	Barium, total [as Ba]	DAILY MX	<= 1 mg/L	all year
001	Copper, total [as Cu]	DAILY MX	<= .02 mg/L	all year
001	Iron, total [as Fe]	DAILY MX	report only	all year
001	Nickel, total [as Ni]	DAILY MX	<= .1 mg/L	all year
001	Zinc, total [as Zn]	DAILY MX	<= .2 mg/L	all year
001	Nitrogen, ammonia, total [as NH3]	DAILY MX	<= 4 mg/L	Jan, Feb, Mar, Apr, May, Nov, Dec
001	Nitrogen, ammonia, total [as NH3]	DAILY MX	<= 1.8 mg/L	Jun, Jul, Aug, Sep, Oct
001	Solids, total dissolved	DAILY MX	<= 750 mg/L	all year