Copperwood Resources Inc.

NPDES permit MI0058969 · Major NON-POTW · administratively continued, expires 2024-10-01 · EPA's file as of 2026-09-19

Check this month's numbers before you file
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.

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

0values over a limit
0required values missing, on 0 form(s)
2of 19 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 21 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (140)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN = 7 mg/L all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 20 mg/L all year
001Solids, total suspendedDAILY MX <= 30 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG = 3.3 mg/L Apr, May
001Nitrogen, ammonia total [as N]MO AVG = 2 mg/L Jun, Jul, Aug
001Nitrogen, ammonia total [as N]MO AVG = 7.4 mg/L Jan, Feb, Mar, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG = 4.3 mg/L Sep
001Nitrogen, ammonia total [as N]DAILY MX report only Apr, May
001Nitrogen, ammonia total [as N]DAILY MX report only Jun, Jul, Aug
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX report only Sep
001Nitrogen, ammonia total [as N]MO AVG = 14 lb/d Apr, May
001Nitrogen, ammonia total [as N]MO AVG = 8.4 lb/d Jun, Jul, Aug
001Nitrogen, ammonia total [as N]MO AVG = 31 lb/d Jan, Feb, Mar, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG = 18 lb/d Sep
001Nitrogen, ammonia total [as N]DAILY MX report only Apr, May
001Nitrogen, ammonia total [as N]DAILY MX report only Jun, Jul, Aug
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX report only Sep
001Phosphorus, total [as P]MO AVG <= 1 mg/L all year
001Phosphorus, total [as P]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG <= 4.2 lb/d all year
001Phosphorus, total [as P]DAILY MX report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Chloride [as Cl]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Arsenic, total [as As]MO AVG <= 10 ug/L all year
001Arsenic, total [as As]DAILY MX report only all year
001Arsenic, total [as As]MO AVG <= .04 lb/d all year
001Arsenic, total [as As]DAILY MX report only all year
001Barium, total [as Ba]MO AVG <= 160 ug/L all year
001Barium, total [as Ba]DAILY MX report only all year
001Barium, total [as Ba]MO AVG <= .68 lb/d all year
001Barium, total [as Ba]DAILY MX report only all year
001Beryllium, total [as Be]MO AVG <= .22 ug/L all year
001Beryllium, total [as Be]DAILY MX report only all year
001Beryllium, total [as Be]MO AVG <= .0009 lb/d all year
001Beryllium, total [as Be]DAILY MX report only all year
001Boron, total [as B]MO AVG <= 5000 ug/L all year
001Boron, total [as B]DAILY MX report only all year
001Boron, total [as B]MO AVG <= 21 lb/d all year
001Boron, total [as B]DAILY MX report only all year
001Cadmium, total [as Cd]MO AVG <= 2.3 ug/L all year
001Cadmium, total [as Cd]DAILY MX <= 6.5 ug/L all year
001Cadmium, total [as Cd]MO AVG <= .01 lb/d all year
001Cadmium, total [as Cd]DAILY MX <= .03 lb/d all year
001Chromium, total [as Cr]MO AVG <= 51 ug/L all year
001Chromium, total [as Cr]DAILY MX report only all year
001Chromium, total [as Cr]MO AVG <= .22 lb/d all year
001Chromium, total [as Cr]DAILY MX report only all year
001Cobalt, total [as Co]MO AVG <= 100 ug/L all year
001Cobalt, total [as Co]DAILY MX report only all year
001Cobalt, total [as Co]MO AVG <= .42 lb/d all year
001Cobalt, total [as Co]DAILY MX report only all year
001Copper, total [as Cu]MO AVG <= 6 ug/L all year
001Copper, total [as Cu]DAILY MX <= 17 ug/L all year
001Copper, total [as Cu]MO AVG <= .03 lb/d all year
001Copper, total [as Cu]DAILY MX <= .07 lb/d all year
001Lead, total [as Pb]MO AVG <= 43 ug/L all year
001Lead, total [as Pb]DAILY MX report only all year
001Lead, total [as Pb]MO AVG <= .18 lb/d all year
001Lead, total [as Pb]DAILY MX report only all year
001Manganese, total [as Mn]MO AVG <= 840 ug/L all year
001Manganese, total [as Mn]DAILY MX report only all year
001Manganese, total [as Mn]MO AVG <= 3.5 lb/d all year
001Manganese, total [as Mn]DAILY MX report only all year
001Molybdenum, total [as Mo]MO AVG <= 3200 ug/L all year
001Molybdenum, total [as Mo]DAILY MX report only all year
001Molybdenum, total [as Mo]MO AVG <= 13 lb/d all year
001Molybdenum, total [as Mo]DAILY MX report only all year
001Nickel, total [as Ni]MO AVG <= 26 ug/L all year
001Nickel, total [as Ni]DAILY MX report only all year
001Nickel, total [as Ni]MO AVG <= .11 lb/d all year
001Nickel, total [as Ni]DAILY MX report only all year
001Silver, total [as Ag]MO AVG <= .6 ug/L all year
001Silver, total [as Ag]DAILY MX report only all year
001Silver, total [as Ag]MO AVG <= .003 lb/d all year
001Silver, total [as Ag]DAILY MX report only all year
001Strontium, total [as Sr]MO AVG <= 21000 ug/L all year
001Strontium, total [as Sr]DAILY MX <= 81000 ug/L all year
001Strontium, total [as Sr]MO AVG <= 88 lb/d all year
001Strontium, total [as Sr]DAILY MX <= 340 lb/d all year
001Vanadium, total [as V]MO AVG <= 27 ug/L all year
001Vanadium, total [as V]DAILY MX report only all year
001Vanadium, total [as V]MO AVG <= .11 lb/d all year
001Vanadium, total [as V]DAILY MX report only all year
001Zinc, total [as Zn]MO AVG <= 110 ug/L all year
001Zinc, total [as Zn]DAILY MX <= 220 ug/L all year
001Zinc, total [as Zn]MO AVG <= .47 lb/d all year
001Zinc, total [as Zn]DAILY MX <= .93 lb/d all year
001Antimony, total [as Sb]MO AVG <= 130 ug/L all year
001Antimony, total [as Sb]DAILY MX report only all year
001Antimony, total [as Sb]MO AVG <= .55 lb/d all year
001Antimony, total [as Sb]DAILY MX report only all year
001Selenium, total [as Se]MO AVG <= 5 ug/L all year
001Selenium, total [as Se]DAILY MX report only all year
001Selenium, total [as Se]MO AVG <= .02 lb/d all year
001Selenium, total [as Se]DAILY MX report only all year
001Toxicity, choice of speciesMO AVG <= 1 tox chronic all year
001Toxicity, choice of speciesDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualDAILY MX = 38 ug/L all year
001Toxicity [acute], Ceriodaphnia dubiaDAILY MX <= 1 tox acute all year
001Solids, total dissolvedMO AVG = 540 mg/L Apr, May
001Solids, total dissolvedMO AVG = 500 mg/L Jan, Feb, Mar, Jun, Jul, Aug, Sep, Oct, Nov, Dec
001Solids, total dissolvedDAILY MX = 830 mg/L Apr, May
001Solids, total dissolvedDAILY MX = 750 mg/L Jan, Feb, Mar, Jun, Jul, Aug, Sep, Oct, Nov, Dec
001Solids, total dissolvedMO AVG = 2300 lb/d Apr, May
001Solids, total dissolvedMO AVG = 2100 lb/d Jan, Feb, Mar, Jun, Jul, Aug, Sep, Oct, Nov, Dec
001Solids, total dissolvedDAILY MX = 3500 lb/d Apr, May
001Solids, total dissolvedDAILY MX = 3200 lb/d Jan, Feb, Mar, Jun, Jul, Aug, Sep, Oct, Nov, Dec
001Mercury, total [as Hg]MO AVG <= 1.3 ng/L all year
001Mercury, total [as Hg]DAILY MX report only all year
001Mercury, total [as Hg]MO AVG <= .0000055 lb/d all year
001Mercury, total [as Hg]DAILY MX report only all year
001Outfall observation,visual, y/n responseVALUE report only all year
001TU Static 24 Hr Acute Pimephales promelasDAILY MX <= 1 tox acute all year
001Static 48 Hr Chronic Pimphales PromelasMO AVG <= 1 tox chronic all year
001Static 48 Hr Chronic Pimphales PromelasDAILY MX report only all year
002Oxygen, dissolved [DO]DAILY MN >= 7 mg/L Mar, Apr, May, Jun, Oct, Nov, Dec
002BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L Mar, Apr, May, Jun, Oct, Nov, Dec
002BOD, 5-day, 20 deg. C7 DA AVG <= 45 mg/L Mar, Apr, May, Jun, Oct, Nov, Dec
002pHDAILY MN >= 6.5 SU Mar, Apr, May, Jun, Oct, Nov, Dec
002pHDAILY MX <= 10 SU Mar, Apr, May, Jun, Oct, Nov, Dec
002Solids, total suspendedMO AVG <= 40 mg/L Oct, Nov, Dec
002Solids, total suspendedMO AVG <= 70 mg/L Mar, Apr, May, Jun
002Solids, total suspended7 DA AVG <= 45 mg/L Oct, Nov, Dec
002Solids, total suspended7 DA AVG <= 100 mg/L Mar, Apr, May, Jun
002Nitrogen, ammonia total [as N]MO AVG report only Mar, Apr, May, Jun, Oct, Nov, Dec
002Nitrogen, ammonia total [as N]DAILY MX report only Mar, Apr, May, Jun, Oct, Nov, Dec
002Phosphorus, total [as P]MO AVG report only Mar, Apr, May, Jun, Oct, Nov, Dec
002Phosphorus, total [as P]DAILY MX report only Mar, Apr, May, Jun, Oct, Nov, Dec
002Flow, in conduit or thru treatment plantMO AVG report only Mar, Apr, May, Jun, Oct, Nov, Dec
002Flow, in conduit or thru treatment plantDAILY MX report only Mar, Apr, May, Jun, Oct, Nov, Dec
002Coliform, fecal generalMO GEOMN <= 200 #/100mL Mar, Apr, May, Jun, Oct, Nov, Dec
002Coliform, fecal general7 DA GEO <= 400 #/100mL Mar, Apr, May, Jun, Oct, Nov, Dec
002Outfall observation,visual, y/n responseVALUE report only Mar, Apr, May, Jun, Oct, Nov, Dec

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states