Cantex Inc. — NPDES permit OH0000922: limits, due date and EPA's record

NPDES permit OH0000922 · Minor NON-POTW · effective, expires 2031-03-31 · EPA's file as of 2026-09-19

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

Last period with anything received: 2026-08-31. Most often over: Nitrogen, ammonia total [as N] (4), E. coli, MTEC-MF (2), BOD, carbonaceous [5 day, 20 C] (2).

Reporting

Reports are due about 20 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (31)

Outfall	Parameter	Statistic	Limit	Months
002	Flow rate	MO AVG	report only	all year
002	Flow rate	DAILY MX	report only	all year
002	Oxygen, dissolved [DO]	DAILY MN	>= 5 mg/L	Mar, Jun, Aug, Dec
002	pH	DAILY MN	>= 6.5 SU	Mar, Jun, Aug, Dec
002	pH	DAILY MX	<= 9 SU	Mar, Jun, Aug, Dec
002	Solids, total suspended	MO AVG	<= 12 mg/L	Mar, Jun, Aug, Dec
002	Solids, total suspended	WKLY MAX	<= 15 mg/L	Mar, Jun, Aug, Dec
002	Solids, total suspended	MO AVG	<= .0909 kg/d	Mar, Jun, Aug, Dec
002	Solids, total suspended	WKLY MAX	<= .114 kg/d	Mar, Jun, Aug, Dec
002	Oil and grease, hexane extr method	MO AVG	report only	Mar, Jun, Aug, Dec
002	Oil and grease, hexane extr method	DAILY MX	report only	Mar, Jun, Aug, Dec
002	Nitrogen, ammonia total [as N]	MO AVG	<= 2 mg/L	Jun, Aug
002	Nitrogen, ammonia total [as N]	MO AVG	<= 4 mg/L	Mar, Dec
002	Nitrogen, ammonia total [as N]	WKLY MAX	<= 3 mg/L	Jun, Aug
002	Nitrogen, ammonia total [as N]	WKLY MAX	<= 6 mg/L	Mar, Dec
002	Nitrogen, ammonia total [as N]	MO AVG	<= .015 kg/d	Jun, Aug
002	Nitrogen, ammonia total [as N]	MO AVG	<= .03 kg/d	Mar, Dec
002	Nitrogen, ammonia total [as N]	WKLY MAX	<= .023 kg/d	Jun, Aug
002	Nitrogen, ammonia total [as N]	WKLY MAX	<= .045 kg/d	Mar, Dec
002	Turbidity [severity]	MO AVG	report only	all year
002	Turbidity [severity]	DAILY MX	report only	all year
002	E. coli, MTEC-MF	MO GEOMN	<= 126 MPN/100mL	Jun, Jul, Aug
002	E. coli, MTEC-MF	WK GEOMN	<= 284 MPN/100mL	Jun, Jul, Aug
002	Solids, total dissolved- 180 deg. C	MO AVG	report only	Mar, Jun, Aug, Dec
002	Solids, total dissolved- 180 deg. C	DAILY MX	report only	Mar, Jun, Aug, Dec
002	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 10 mg/L	Mar, Jun, Aug, Dec
002	BOD, carbonaceous [5 day, 20 C]	WKLY MAX	<= 15 mg/L	Mar, Jun, Aug, Dec
002	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= .0757 kg/d	Mar, Jun, Aug, Dec
002	BOD, carbonaceous [5 day, 20 C]	WKLY MAX	<= .114 kg/d	Mar, Jun, Aug, Dec
588	Sludge waste from secondary clarifiers	MO AVG	report only	Dec
588	Sludge waste from secondary clarifiers	DAILY MX	report only	Dec