City of Lansing

NPDES permit MI0023400 · Major POTW · effective, expires 2027-10-01 · EPA's file as of 2026-09-19

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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

2values over a limit
0required values missing, on 0 form(s)
0of 34 forms filed late

Last period with anything received: 2026-07-31. Most often over: Coliform, fecal general (1), BOD, carbonaceous [5 day, 20 C] (1).

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 (128)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN >= 6 mg/L Jan, Feb, Mar, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec
001Oxygen, dissolved [DO]DAILY MN >= 5 mg/L Apr
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, Dec
001Solids, total suspendedMO AVG <= 20 mg/L May, Jun, Jul, Aug, Sep, Oct, Nov
001Solids, total suspended7 DA AVG <= 45 mg/L Jan, Feb, Mar, Apr, Dec
001Solids, total suspended7 DA AVG <= 30 mg/L May, Jun, Jul, Aug, Sep, Oct, Nov
001Solids, total suspendedMO AVG <= 8800 lb/d Jan, Feb, Mar, Apr, Dec
001Solids, total suspendedMO AVG <= 5800 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001Solids, total suspended7 DA AVG <= 13000 lb/d Jan, Feb, Mar, Apr, Dec
001Solids, total suspended7 DA AVG <= 8800 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001Nitrogen, ammonia total [as N]MO AVG <= .5 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 5 mg/L Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 2 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 6 mg/L Jan, Feb, Mar, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 10 mg/L Apr
001Nitrogen, ammonia total [as N]7 DA AVG <= 1500 lb/d Nov
001Nitrogen, ammonia total [as N]MO AVG <= 150 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]7 DA AVG <= 1800 lb/d Jan, Feb, Mar, Dec
001Nitrogen, ammonia total [as N]7 DA AVG <= 2900 lb/d Apr
001Nitrogen, ammonia total [as N]DAILY MX report only Nov
001Nitrogen, ammonia total [as N]7 DA AVG <= 580 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Dec
001Nitrogen, ammonia total [as N]DAILY MX report only Apr
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 <= 290 lb/d all year
001Phosphorus, total [as P]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
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001PerfluorooctanesulfonateDAILY MX report only all year
001Mercury, total [as Hg]MO AVG report only all year
001Mercury, total [as Hg]DAILY MX report only all year
001Mercury, total [as Hg]MO AVG report only all year
001Mercury, total [as Hg]DAILY MX report only 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 <= 4 mg/L May, Jun, Jul, Aug, Sep, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Apr
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 23 mg/L Jan, Feb, Mar, Dec
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 10 mg/L May, Jun, Jul, Aug, Sep, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 40 mg/L Apr
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 35 mg/L Jan, Feb, Mar, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 1200 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 7300 lb/d Apr
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 6700 lb/d Jan, Feb, Mar, Dec
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 2900 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 12000 lb/d Apr
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 10000 lb/d Jan, Feb, Mar, Dec
001BOD, carb-5 day, 20 deg C, percent removalMINIMUM >= 85 % Apr
001BOD, carb-5 day, 20 deg C, percent removalDAILY MN report only Apr
001Solids, suspended percent removalMINIMUM >= 85 % Jan, Feb, Mar, Apr, Dec
001Solids, suspended percent removalDAILY MN report only Jan, Feb, Mar, Apr, Dec
002Oxygen, dissolved [DO]DAILY MN report only all year
002pHDAILY MN report only all year
002pHDAILY MX report only all year
002Solids, total suspendedDAILY MX report only all year
002Nitrogen, ammonia total [as N]DAILY MX report only all year
002Phosphorus, total [as P]DAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Chlorine, total residualAH report only all year
002Chlorine, total residualDAILY MX report only all year
002Coliform, fecal generalDAILY MX <= 400 #/100mL May, Jun, Jul, Aug, Sep, Oct
002Coliform, fecal generalDAILY MX <= 1000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
003Oxygen, dissolved [DO]DAILY MN report only all year
003pHDAILY MN report only all year
003pHDAILY MX report only all year
003Solids, total suspendedDAILY MX report only all year
003Nitrogen, ammonia total [as N]DAILY MX report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Chlorine, total residualAH report only all year
003Chlorine, total residualDAILY MX report only all year
003Coliform, fecal generalDAILY MX <= 1000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
003Coliform, fecal generalDAILY MX <= 400 #/100mL May, Jun, Jul, Aug, Sep, Oct
003BOD, carbonaceous [5 day, 20 C]DAILY 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