Robin Industries, Holmco Division — NPDES permit OH0112259: limits, due date and EPA's record

NPDES permit OH0112259 · Minor NON-POTW · effective, expires 2031-01-31 · EPA's file as of 2026-09-19

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

Last period with anything received: 2026-07-31. Most often over: Solids, total dissolved- 180 deg. C (1), Solids, total suspended (1).

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among OH permits in EPA's filings — check your permit).

Limits in force (43)

Outfall	Parameter	Statistic	Limit	Months
001	Flow rate	MO AVG	report only	all year
001	Flow rate	DAILY MX	report only	all year
001	Zinc, total recoverable	MO AVG	report only	all year
001	Zinc, total recoverable	DAILY MX	report only	all year
002	Flow rate	MO AVG	report only	all year
002	Flow rate	DAILY MX	report only	all year
002	Oxygen, dissolved [DO]	DAILY MN	>= 6 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	<= 18 mg/L	Mar, Jun, Aug, Dec
002	Solids, total suspended	MO AVG	<= .23 kg/d	Mar, Jun, Aug, Dec
002	Solids, total suspended	WKLY MAX	<= .34 kg/d	Mar, Jun, Aug, Dec
002	Nitrogen, ammonia total [as N]	MO AVG	<= 1 mg/L	Jun, Aug
002	Nitrogen, ammonia total [as N]	MO AVG	<= 3 mg/L	Mar, Dec
002	Nitrogen, ammonia total [as N]	WKLY MAX	<= 1.5 mg/L	Jun, Aug
002	Nitrogen, ammonia total [as N]	WKLY MAX	<= 4.5 mg/L	Mar, Dec
002	Nitrogen, ammonia total [as N]	MO AVG	<= .019 kg/d	Jun, Aug
002	Nitrogen, ammonia total [as N]	MO AVG	<= .057 kg/d	Mar, Dec
002	Nitrogen, ammonia total [as N]	WKLY MAX	<= .028 kg/d	Jun, Aug
002	Nitrogen, ammonia total [as N]	WKLY MAX	<= .085 kg/d	Mar, Dec
002	Phosphorus, total [as P]	MO AVG	<= 1 mg/L	Mar, Jun, Aug, Dec
002	Phosphorus, total [as P]	WKLY MAX	<= 1.5 mg/L	Mar, Jun, Aug, Dec
002	Phosphorus, total [as P]	MO AVG	<= .019 kg/d	Mar, Jun, Aug, Dec
002	Phosphorus, total [as P]	WKLY MAX	<= .028 kg/d	Mar, Jun, Aug, 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, Aug
002	E. coli, MTEC-MF	WK GEOMN	<= 284 MPN/100mL	Jun, Aug
002	Chlorine, total residual	DAILY MX	<= .019 mg/L	Jun, Aug
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	<= .19 kg/d	Mar, Jun, Aug, Dec
002	BOD, carbonaceous [5 day, 20 C]	WKLY MAX	<= .28 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
601	Temperature, water deg. centigrade	MO AVG	report only	all year
601	Temperature, water deg. centigrade	DAILY MX	report only	all year
601	Flow rate	MO AVG	report only	all year
601	Flow rate	DAILY MX	report only	all year
601	pH	DAILY MN	report only	all year
601	pH	DAILY MX	report only	all year
601	Solids, total dissolved- 180 deg. C	MO AVG	report only	all year