GIANT CITY STATE PARK - LODGE

NPDES permit IL0049794 · Minor NON-POTW · effective, expires 2028-03-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

0values over a limit
0required values missing, on 0 form(s)
0of 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 (25)

OutfallParameterStatisticLimitMonths
003Oxygen, dissolved [DO]MO AV MN >= 5.5 mg/L Jan, Feb, Aug, Sep, Oct, Nov, Dec
003Oxygen, dissolved [DO]MN WK AV >= 4 mg/L Jan, Feb, Aug, Sep, Oct, Nov, Dec
003Oxygen, dissolved [DO]MN WK AV >= 6 mg/L Mar, Apr, May, Jun, Jul
003Oxygen, dissolved [DO]DAILY MN >= 3.5 mg/L Jan, Feb, Aug, Sep, Oct, Nov, Dec
003Oxygen, dissolved [DO]DAILY MN >= 5 mg/L Mar, Apr, May, Jun, Jul
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspendedMO AVG <= 37 mg/L all year
003Solids, total suspendedWKLY AVG <= 45 mg/L all year
003Solids, total suspendedMO AVG <= 9.8 lb/d all year
003Solids, total suspendedWKLY AVG <= 12 lb/d all year
003Nitrogen, ammonia total [as N]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
003Chlorine, total residualDAILY MX <= .05 mg/L May, Jun, Jul, Aug, Sep, Oct
003Chlorine, total residualDAILY MX <= .05 mg/L Jan, Feb, Mar, Apr, Nov, Dec
003Coliform, fecal generalDAILY MX <= 400 #/100mL May, Jun, Jul, Aug, Sep, Oct
003BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
003BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L all year
003BOD, carbonaceous [5 day, 20 C]MO AVG <= 6.6 lb/d all year
003BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 11 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