FSI Millstone Pond Property, LLC — NPDES permit MI0055816: limits, due date and EPA's record

NPDES permit MI0055816 · Minor NON-POTW · administratively continued, expires 2024-10-01 · EPA's file as of 2026-09-19

This permit expired on 2024-10-01 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

Last period with anything received: 2026-07-31. Most often over: Phosphorus, total [as P] (1).

Reporting

Reports are due about 21 days after each monitoring period ends (the most common figure among MI permits in EPA's filings — check your permit).

Limits in force (79)

Outfall	Parameter	Statistic	Limit	Months
001	Oxygen, dissolved [DO]	DAILY MN	>= 7 mg/L	all year
001	pH	DAILY MN	>= 6.5 SU	all year
001	pH	DAILY MX	<= 9 SU	all year
001	Solids, total suspended	MO AVG	<= 20 mg/L	May, Jun, Jul, Aug, Sep, Oct, Nov
001	Solids, total suspended	MO AVG	<= 30 mg/L	Jan, Feb, Mar, Apr, Dec
001	Solids, total suspended	7 DA AVG	<= 30 mg/L	May, Jun, Jul, Aug, Sep, Oct, Nov
001	Solids, total suspended	7 DA AVG	<= 45 mg/L	Jan, Feb, Mar, Apr, Dec
001	Solids, total suspended	MO AVG	<= 23 lb/d	May, Jun, Jul, Aug, Sep, Oct, Nov
001	Solids, total suspended	MO AVG	<= 35 lb/d	Jan, Feb, Mar, Apr, Dec
001	Solids, total suspended	7 DA AVG	<= 35 lb/d	May, Jun, Jul, Aug, Sep, Oct, Nov
001	Solids, total suspended	7 DA AVG	<= 53 lb/d	Jan, Feb, Mar, Apr, Dec
001	Nitrogen, ammonia total [as N]	MO AVG	<= .5 mg/L	May, Jun, Jul, Aug, Sep, Oct, Nov
001	Nitrogen, ammonia total [as N]	DAILY MX	<= 4.6 mg/L	Jan, Feb, Mar, Dec
001	Nitrogen, ammonia total [as N]	DAILY MX	<= 3.4 mg/L	Apr
001	Nitrogen, ammonia total [as N]	DAILY MX	<= 2 mg/L	May, Jun, Jul, Aug, Sep, Oct, Nov
001	Nitrogen, ammonia total [as N]	MO AVG	<= .58 lb/d	May, Jun, Jul, Aug, Sep, Oct, Nov
001	Nitrogen, ammonia total [as N]	7 DA AVG	<= 5.4 lb/d	Jan, Feb, Mar, Dec
001	Nitrogen, ammonia total [as N]	7 DA AVG	<= 4 lb/d	Apr
001	Nitrogen, ammonia total [as N]	7 DA AVG	<= 2.3 lb/d	May, Jun, Jul, Aug, Sep, Oct, Nov
001	Phosphorus, total [as P]	MO AVG	<= .5 mg/L	all year
001	Phosphorus, total [as P]	DAILY MX	report only	all year
001	Phosphorus, total [as P]	MO AVG	<= .58 lb/d	all year
001	Phosphorus, total [as P]	DAILY MX	report only	all year
001	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
001	Coliform, fecal general	MO GEOMN	<= 200 #/100mL	all year
001	Coliform, fecal general	7 DA GEO	<= 400 #/100mL	all year
001	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 11 mg/L	Jan, Feb, Mar, Apr, Dec
001	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 4 mg/L	May, Jun, Jul, Aug, Sep, Oct, Nov
001	BOD, carbonaceous [5 day, 20 C]	DAILY MX	<= 16 mg/L	Jan, Feb, Mar, Apr, Dec
001	BOD, carbonaceous [5 day, 20 C]	DAILY MX	<= 10 mg/L	May, Jun, Jul, Aug, Sep, Oct, Nov
001	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 13 lb/d	Jan, Feb, Mar, Apr, Dec
001	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 4.7 lb/d	May, Jun, Jul, Aug, Sep, Oct, Nov
001	BOD, carbonaceous [5 day, 20 C]	7 DA AVG	<= 19 lb/d	Jan, Feb, Mar, Apr, Dec
001	BOD, carbonaceous [5 day, 20 C]	7 DA AVG	<= 12 lb/d	May, Jun, Jul, Aug, Sep, Oct, Nov
001	Solids, suspended percent removal	MINIMUM	= 85 %	Jan, Feb, Mar, Apr, Dec
001	Solids, suspended percent removal	DAILY MN	report only	Jan, Feb, Mar, Apr, Dec
SLD	Solids, total	MO MIN	report only	all year
SLD	Solids, total	MO AVG	report only	all year
SLD	Solids, total	MO MAX	report only	all year
SLD	Arsenic, dry weight	MO MIN	report only	all year
SLD	Arsenic, dry weight	MO AVG	report only	all year
SLD	Arsenic, dry weight	MO MAX	<= 75 mg/kg	all year
SLD	Selenium, dry weight	MO MIN	report only	all year
SLD	Selenium, dry weight	MO AVG	report only	all year
SLD	Selenium, dry weight	MO MAX	<= 100 mg/kg	all year
SLD	Copper, dry weight	MO MIN	report only	all year
SLD	Copper, dry weight	MO AVG	report only	all year
SLD	Copper, dry weight	MO MAX	<= 4300 mg/kg	all year
SLD	Cadmium, dry weight	MO MIN	report only	all year
SLD	Cadmium, dry weight	MO AVG	report only	all year
SLD	Cadmium, dry weight	MO MAX	<= 85 mg/kg	all year
SLD	Nitrogen, total Kjeldahl	MO MIN	report only	all year
SLD	Nitrogen, total Kjeldahl	MO AVG	report only	all year
SLD	Nitrogen, total Kjeldahl	MO MAX	report only	all year
SLD	Molybdenum, sludge, total, dry weight [as Mo]	MO MIN	report only	all year
SLD	Molybdenum, sludge, total, dry weight [as Mo]	MO AVG	report only	all year
SLD	Molybdenum, sludge, total, dry weight [as Mo]	MO MAX	<= 75 mg/kg	all year
SLD	Zinc, sludge, total, dry weight [as Zn]	MO MIN	report only	all year
SLD	Zinc, sludge, total, dry weight [as Zn]	MO AVG	report only	all year
SLD	Zinc, sludge, total, dry weight [as Zn]	MO MAX	<= 7500 mg/kg	all year
SLD	Lead, sludge, total, dry weight [as Pb]	MO MIN	report only	all year
SLD	Lead, sludge, total, dry weight [as Pb]	MO AVG	report only	all year
SLD	Lead, sludge, total, dry weight [as Pb]	MO MAX	<= 840 mg/kg	all year
SLD	Nickel, sludge, total, dry weight [as Ni]	MO MIN	report only	all year
SLD	Nickel, sludge, total, dry weight [as Ni]	MO AVG	report only	all year
SLD	Nickel, sludge, total, dry weight [as Ni]	MO MAX	<= 420 mg/kg	all year
SLD	Nitrogen, sludge, total, dry weight [as N]	MO MIN	report only	all year
SLD	Nitrogen, sludge, total, dry weight [as N]	MO AVG	report only	all year
SLD	Nitrogen, sludge, total, dry weight [as N]	MO MAX	report only	all year
SLD	Mercury, sludge, total, dry weight [as Hg]	MO MIN	report only	all year
SLD	Mercury, sludge, total, dry weight [as Hg]	MO AVG	report only	all year
SLD	Mercury, sludge, total, dry weight [as Hg]	MO MAX	<= 57 mg/kg	all year
SLD	Potassium, sludge, total, dry weight [as K]	MO MIN	report only	all year
SLD	Potassium, sludge, total, dry weight [as K]	MO AVG	report only	all year
SLD	Potassium, sludge, total, dry weight [as K]	MO MAX	report only	all year
SLD	Phosphorus, sludge, total, dry weight [as P]	MO MIN	report only	all year
SLD	Phosphorus, sludge, total, dry weight [as P]	MO AVG	report only	all year
SLD	Phosphorus, sludge, total, dry weight [as P]	MO MAX	report only	all year