Muskegon County Board of Public Works

NPDES permit MI0027391 · Major POTW · administratively continued, expires 2017-10-01 · 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 2017-10-01 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

3values over a limit
4required values missing, on 2 form(s)
3of 12 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, total suspended (3).

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 (99)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN >= 5.5 mg/L Jun, Jul, Aug, Sep
001Oxygen, dissolved [DO]DAILY MN >= 4 mg/L Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Oxygen, dissolved [DO]DAILY MN >= 5 mg/L May
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 15 mg/L all year
001Solids, total suspended7 DA AVG <= 25 mg/L all year
001Solids, total suspendedMO AVG <= 5400 lb/d all year
001Solids, total suspended7 DA AVG <= 9000 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG <= .5 mg/L Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Apr, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 11 mg/L Oct, Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 2 mg/L Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 9.5 mg/L May
001Nitrogen, ammonia total [as N]MO AVG <= 180 lb/d Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]7 DA AVG report only Jan, Feb, Mar, Apr, Dec
001Nitrogen, ammonia total [as N]7 DA AVG <= 3900 lb/d Oct, Nov
001Nitrogen, ammonia total [as N]7 DA AVG <= 720 lb/d Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]7 DA AVG <= 3400 lb/d May
001Phosphorus, total [as P]MO AVG <= .09 mg/L May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG <= .2 mg/L Apr
001Phosphorus, total [as P]MO AVG <= .2 mg/L Nov
001Phosphorus, total [as P]MO AVG <= .2 mg/L Jan, Feb, Mar, Dec
001Phosphorus, total [as P]MO AVG <= 1000 lb/d May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG <= 2200 lb/d Apr
001Phosphorus, total [as P]MO AVG <= 2200 lb/d Nov
001Phosphorus, total [as P]MO AVG <= 1500 lb/d Jan, Feb, Mar, Dec
001Toxicity, choice of speciesMO AVG report only 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
001Toxicity [acute], Ceriodaphnia dubiaDAILY MX report only all year
001Mercury, total [as Hg]MO AVG report only all year
001Mercury, total [as Hg]MO AVG report only all year
001Mercury, total [as Hg]1D <= 7 ng/L all year
001Mercury, total [as Hg]1D <= .003 lb/d all year
001Coliform, fecal generalMO GEOMN <= 200 #/100mL all year
001Coliform, fecal general7 DA GEO <= 400 #/100mL all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 18 mg/L Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Jan, Feb, Mar, Apr, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 11 mg/L May
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 9 mg/L Jun, Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 27 mg/L Oct, Nov
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 40 mg/L Jan, Feb, Mar, Apr, Dec
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 17 mg/L May
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 13 mg/L Jun, Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 6500 lb/d Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 9000 lb/d Jan, Feb, Mar, Apr, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 3900 lb/d May
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 3200 lb/d Jun, Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 9700 lb/d Oct, Nov
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 14000 lb/d Jan, Feb, Mar, Apr, Dec
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 6100 lb/d May
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 4700 lb/d Jun, Jul, Aug, Sep
001TU Static 24 Hr Acute Pimephales promelasDAILY MX report only all year
001Static 48 Hr Chronic Pimphales PromelasMO AVG report only all year
001Static 48 Hr Chronic Pimphales PromelasDAILY MX report only all year
SLDSolids, totalMO MIN report only all year
SLDSolids, totalMO AVG report only all year
SLDSolids, totalMO MAX report only all year
SLDArsenic, dry weightMO MIN report only all year
SLDArsenic, dry weightMO AVG report only all year
SLDArsenic, dry weightMO MAX <= 75 mg/kg all year
SLDSelenium, dry weightMO MIN report only all year
SLDSelenium, dry weightMO AVG report only all year
SLDSelenium, dry weightMO MAX <= 100 mg/kg all year
SLDCopper, dry weightMO MIN report only all year
SLDCopper, dry weightMO AVG report only all year
SLDCopper, dry weightMO MAX <= 4300 mg/kg all year
SLDCadmium, dry weightMO MIN report only all year
SLDCadmium, dry weightMO AVG report only all year
SLDCadmium, dry weightMO MAX <= 85 mg/kg all year
SLDNitrogen, total KjeldahlMO MIN report only all year
SLDNitrogen, total KjeldahlMO AVG report only all year
SLDNitrogen, total KjeldahlMO MAX report only all year
SLDMolybdenum, sludge, total, dry weight [as Mo]MO MIN report only all year
SLDMolybdenum, sludge, total, dry weight [as Mo]MO AVG report only all year
SLDMolybdenum, sludge, total, dry weight [as Mo]MO MAX <= 75 mg/kg all year
SLDZinc, sludge, total, dry weight [as Zn]MO MIN report only all year
SLDZinc, sludge, total, dry weight [as Zn]MO AVG report only all year
SLDZinc, sludge, total, dry weight [as Zn]MO MAX <= 7500 mg/kg all year
SLDLead, sludge, total, dry weight [as Pb]MO MIN report only all year
SLDLead, sludge, total, dry weight [as Pb]MO AVG report only all year
SLDLead, sludge, total, dry weight [as Pb]MO MAX <= 840 mg/kg all year
SLDNickel, sludge, total, dry weight [as Ni]MO MIN report only all year
SLDNickel, sludge, total, dry weight [as Ni]MO AVG report only all year
SLDNickel, sludge, total, dry weight [as Ni]MO MAX <= 420 mg/kg all year
SLDNitrogen, sludge, total, dry weight [as N]MO MIN report only all year
SLDNitrogen, sludge, total, dry weight [as N]MO AVG report only all year
SLDNitrogen, sludge, total, dry weight [as N]MO MAX report only all year
SLDMercury, sludge, total, dry weight [as Hg]MO MIN report only all year
SLDMercury, sludge, total, dry weight [as Hg]MO AVG report only all year
SLDMercury, sludge, total, dry weight [as Hg]MO MAX <= 57 mg/kg all year
SLDPotassium, sludge, total, dry weight [as K]MO MIN report only all year
SLDPotassium, sludge, total, dry weight [as K]MO AVG report only all year
SLDPotassium, sludge, total, dry weight [as K]MO MAX report only all year
SLDPhosphorus, sludge, total, dry weight [as P]MO MIN report only all year
SLDPhosphorus, sludge, total, dry weight [as P]MO AVG report only all year
SLDPhosphorus, sludge, total, dry weight [as P]MO MAX report only all year

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