ST. JOE - SPENCERVILLE RSD

NPDES permit IN0058441 · Minor POTW · effective, expires 2027-05-31 · EPA's file as of 2026-09-19

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

53values over a limit
0required values missing, on 0 form(s)
1of 19 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, total suspended (31), Zinc, total recoverable (9), Nitrogen, ammonia total [as N] (7).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (66)

OutfallParameterStatisticLimitMonths
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedMX WK AV <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 43 lb/d all year
001Solids, total suspendedMX WK AV <= 64 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG <= 6.7 mg/L May, Jun, Jul, Aug, Sep, Oct, Nov
001Nitrogen, ammonia total [as N]MO AVG <= 7 mg/L Jan, Feb, Mar, Apr, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 15.5 mg/L May, Jun, Jul, Aug, Sep, Oct, Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 16.4 mg/L Jan, Feb, Mar, Apr, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 9.5 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001Nitrogen, ammonia total [as N]MO AVG <= 9.9 lb/d Jan, Feb, Mar, Apr, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 22 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 23.3 lb/d Jan, Feb, Mar, Apr, Dec
001Nickel, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Nickel, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Nickel, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Nickel, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Nickel, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Nickel, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Zinc, total recoverableMO AVG <= .27 mg/L all year
001Zinc, total recoverableDAILY MX <= .54 mg/L all year
001Zinc, total recoverableMO AVG <= .38 lb/d all year
001Zinc, total recoverableDAILY MX <= .77 lb/d all year
001Zinc, total recoverableMO AVG report only all year
001Zinc, total recoverableDAILY MX report only all year
001Copper, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Copper, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Copper, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Copper, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Copper, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Copper, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Flow, in conduit or thru treatment plantMO AVG report only all year
001E. coli, colony forming units [CFU]MO GEO <= 125 CFU/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
001E. coli, colony forming units [CFU]DAILY MX <= 235 CFU/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
001Toxicity [acute], Ceriodaphnia dubiaMAXIMUM <= 1 toxic May
001Toxicity [acute], Ceriodaphnia dubiaMAXIMUM <= 1 toxic Jun
001Toxicity [acute], Ceriodaphnia dubiaMAXIMUM <= 1 toxic Jun
001Toxicity [chronic], Ceriodaphnia dubiaMAXIMUM <= 26 toxic May
001Toxicity [chronic], Ceriodaphnia dubiaMAXIMUM <= 26 toxic Jun
001Toxicity [chronic], Ceriodaphnia dubiaMAXIMUM <= 26 toxic Jun
001Toxicity [acute], Pimephales promelas [Fathead Minnow]MAXIMUM <= 1 toxic May
001Toxicity [acute], Pimephales promelas [Fathead Minnow]MAXIMUM <= 1 toxic Jun
001Toxicity [acute], Pimephales promelas [Fathead Minnow]MAXIMUM <= 1 toxic Jun
001Toxicity [chronic], Pimephales promelas [Fathead Minnow]MAXIMUM <= 26 toxic May
001Toxicity [chronic], Pimephales promelas [Fathead Minnow]MAXIMUM <= 26 toxic Jun
001Toxicity [chronic], Pimephales promelas [Fathead Minnow]MAXIMUM <= 26 toxic Jun
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 40 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 36 lb/d all year
001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 57 lb/d all year
001Flow, totalMO TOTAL report only all year
PRTCopper, dry weightVALUE report only Jun, Dec
PRTCopper, dry weightVALUE report only Jun, Dec
PRTCadmium, dry weightVALUE report only Jun, Dec
PRTCadmium, dry weightVALUE report only Jun, Dec
PRTMolybdenum, sludge, total, dry weight [as Mo]VALUE report only Jun, Dec
PRTMolybdenum, sludge, total, dry weight [as Mo]VALUE report only Jun, Dec
PRTZinc, sludge, total, dry weight [as Zn]VALUE report only Jun, Dec
PRTZinc, sludge, total, dry weight [as Zn]VALUE report only Jun, Dec
PRTLead, sludge, total, dry weight [as Pb]VALUE report only Jun, Dec
PRTLead, sludge, total, dry weight [as Pb]VALUE report only Jun, Dec
PRTNickel, sludge, total, dry weight [as Ni]VALUE report only Jun, Dec
PRTNickel, sludge, total, dry weight [as Ni]VALUE report only Jun, Dec
PRTMercury, sludge, total, dry weight [as Hg]VALUE report only Jun, Dec
PRTMercury, sludge, total, dry weight [as Hg]VALUE report only Jun, 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