MORRISON, CITY OF

NPDES permit IL0080068 · Minor NON-POTW · effective, expires 2031-01-31 · EPA's file as of 2026-09-19

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

0values over a limit
0required values missing, on 0 form(s)
14of 22 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 25 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (32)

OutfallParameterStatisticLimitMonths
008pHMINIMUM >= 6 SU all year
008pHMAXIMUM <= 9 SU all year
008Solids, total suspendedMO AVG <= 30 mg/L all year
008Solids, total suspendedWKLY AVG <= 45 mg/L all year
008Solids, total suspendedMO AVG <= 647 lb/d all year
008Solids, total suspendedWKLY AVG <= 971 lb/d all year
008Nitrogen, total [as N]DAILY MX report only all year
008Nitrogen, ammonia total [as N]MO AVG <= 1.8 mg/L Mar, Apr, May, Sep, Oct
008Nitrogen, ammonia total [as N]MO AVG <= 1.5 mg/L Jun, Jul, Aug
008Nitrogen, ammonia total [as N]DAILY MX <= 4.4 mg/L Mar, Apr, May, Sep, Oct
008Nitrogen, ammonia total [as N]DAILY MX <= 5.7 mg/L Jun, Jul, Aug
008Nitrogen, ammonia total [as N]DAILY MX <= 3.6 mg/L Jan, Feb, Nov, Dec
008Nitrogen, ammonia total [as N]MO AVG <= 39 lb/d Mar, Apr, May, Sep, Oct
008Nitrogen, ammonia total [as N]MO AVG <= 32 lb/d Jun, Jul, Aug
008Nitrogen, ammonia total [as N]DAILY MX <= 95 lb/d Mar, Apr, May, Sep, Oct
008Nitrogen, ammonia total [as N]DAILY MX <= 123 lb/d Jun, Jul, Aug
008Nitrogen, ammonia total [as N]DAILY MX <= 78 lb/d Jan, Feb, Nov, Dec
008Nitrogen, ammonia total [as N]WKLY AVG <= 3.8 mg/L Jun, Jul, Aug
008Nitrogen, ammonia total [as N]WKLY AVG <= 82 lb/d Jun, Jul, Aug
008Phosphorus, total [as P]DAILY MX report only all year
008Flow, in conduit or thru treatment plantMO AVG report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
008Chlorine, total residualDAILY MX <= .05 mg/L all year
008Coliform, fecal generalDAILY MX <= 400 #/100mL May, Jun, Jul, Aug, Sep, Oct
008BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
008BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L all year
008BOD, carbonaceous [5 day, 20 C]MO AVG <= 539 lb/d all year
008BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 863 lb/d all year
INFBOD, 5-day, 20 deg. CMO AVG report only all year
INFSolids, total suspendedMO AVG report only all year
INFFlow, in conduit or thru treatment plantMO AVG report only all year
INFFlow, in conduit or thru treatment plantDAILY MX 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