DTE Dickerson LLC — NPDES permit OH0139891: limits, due date and EPA's record

NPDES permit OH0139891 · Minor NON-POTW · effective, expires 2028-03-31 · EPA's file as of 2026-09-19

Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

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

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 (20)

Outfall	Parameter	Statistic	Limit	Months
003	pH	DAILY MN	>= 6.5 SU	all year
003	pH	DAILY MX	<= 9 SU	all year
003	Solids, total suspended	MO AVG	<= 35 mg/L	all year
003	Solids, total suspended	DAILY MX	<= 70 mg/L	all year
003	Hardness, total [as CaCO3]	MO AVG	report only	all year
003	Hardness, total [as CaCO3]	DAILY MX	report only	all year
003	Chloride [as Cl]	MO AVG	report only	all year
003	Chloride [as Cl]	DAILY MX	report only	all year
003	Sulfate, total [as SO4]	MO AVG	report only	all year
003	Sulfate, total [as SO4]	DAILY MX	report only	all year
003	Iron, total [as Fe]	MO AVG	<= 3500 ug/L	all year
003	Iron, total [as Fe]	DAILY MX	<= 7000 ug/L	all year
003	Manganese, total [as Mn]	MO AVG	<= 2000 ug/L	all year
003	Manganese, total [as Mn]	DAILY MX	<= 4000 ug/L	all year
003	Rainfall	MO AVG	report only	all year
003	Rainfall	DAILY MX	report only	all year
003	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
003	Solids, total dissolved- 180 deg. C	MO AVG	report only	all year
003	Solids, total dissolved- 180 deg. C	DAILY MX	report only	all year