OSWEGO HARBOR POWER LLC — NPDES permit NY0063592: limits, due date and EPA's record

NPDES permit NY0063592 · Minor NON-POTW · effective, expires 2027-09-30 · EPA's file as of 2026-09-19

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

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (33)

Outfall	Parameter	Statistic	Limit	Months
001	Flow rate	DAILY MX	report only	all year
001	pH	MINIMUM	>= 6 SU	all year
001	pH	MAXIMUM	<= 9 SU	all year
001	Oil & Grease	DAILY MX	<= 15 mg/L	all year
001	Toluene	DAILY MX	<= .05 mg/L	all year
001	Benzene	DAILY MX	<= .01 mg/L	all year
001	Ethylbenzene	DAILY MX	<= .05 mg/L	all year
001	Xylene [mix of m+o+p]	DAILY MX	<= .05 mg/L	all year
002	Flow rate	DAILY MX	report only	all year
002	pH	MINIMUM	>= 6 SU	all year
002	pH	MAXIMUM	<= 9 SU	all year
002	Oil & Grease	DAILY MX	<= 15 mg/L	all year
002	Toluene	DAILY MX	<= .05 mg/L	all year
002	Benzene	DAILY MX	<= .01 mg/L	all year
002	Ethylbenzene	DAILY MX	<= .05 mg/L	all year
002	Xylene [mix of m+o+p]	DAILY MX	<= .05 mg/L	all year
003	Flow rate	DAILY MX	report only	all year
003	pH	MINIMUM	>= 6 SU	all year
003	pH	MAXIMUM	<= 9 SU	all year
003	Oil & Grease	DAILY MX	<= 15 mg/L	all year
003	Toluene	DAILY MX	<= .05 mg/L	all year
003	Benzene	DAILY MX	<= .01 mg/L	all year
003	Ethylbenzene	DAILY MX	<= .05 mg/L	all year
003	Xylene [mix of m+o+p]	DAILY MX	<= .05 mg/L	all year
01A	Flow rate	DAILY MX	report only	all year
01A	pH	MINIMUM	>= 6 SU	all year
01A	pH	MAXIMUM	<= 9 SU	all year
01A	Oil & Grease	DAILY MX	<= 15 mg/L	all year
01A	Toluene	DAILY MX	<= .05 mg/L	all year
01A	Benzene	DAILY MX	<= .01 mg/L	all year
01A	Ethylbenzene	DAILY MX	<= .05 mg/L	all year
01A	Chlorine, total residual	DAILY MX	<= .005 mg/L	all year
01A	Xylene [mix of m+o+p]	DAILY MX	<= .05 mg/L	all year