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Little Grassy Campground

Federal facility (Trailer Parks And Campsites), City Of Marion, Illinois. NPDES permit IL0033073, in force until Oct 31, 2027. Last 12 months: no values over a limit, 5 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: form 0 monthly (23 values)
Renewal application due
May 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 6 of 12 reports late

Limits in force (35)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly average minimum≥ 5.5 mg/LJan, Feb, Aug, Sep, Oct, Nov, Dec
Oxygen, dissolved [DO]minimum weekly average≥ 4 mg/LJan, Feb, Aug, Sep, Oct, Nov, Dec
Oxygen, dissolved [DO]minimum weekly average≥ 6 mg/LMar–Jul
Oxygen, dissolved [DO]daily minimum≥ 3.5 mg/LJan, Feb, Aug, Sep, Oct, Nov, Dec
Oxygen, dissolved [DO]daily minimum≥ 5 mg/LMar–Jul
pHmonthly minimum≥ 6 SUall year
pHmonthly maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 12 mg/Lall year
Solids, total suspendeddaily maximum≤ 24 mg/Lall year
Solids, total suspendedmonthly average≤ .5 lb/dall year
Solids, total suspendeddaily maximum≤ 1 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 1.7 mg/LMar, Apr, May, Sep, Oct
Nitrogen, ammonia total [as N]monthly average≤ 1.5 mg/LJun–Aug
Nitrogen, ammonia total [as N]monthly average≤ 4 mg/LJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 10.1 mg/LMar, Apr, May, Sep, Oct
Nitrogen, ammonia total [as N]daily maximum≤ 11.5 mg/LJun–Aug
Nitrogen, ammonia total [as N]daily maximum≤ 5.4 mg/LJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ .07 lb/dMar, Apr, May, Sep, Oct
Nitrogen, ammonia total [as N]monthly average≤ .06 lb/dJun–Aug
Nitrogen, ammonia total [as N]monthly average≤ .16 lb/dJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ .4 lb/dMar, Apr, May, Sep, Oct
Nitrogen, ammonia total [as N]daily maximum≤ .46 lb/dJun–Aug
Nitrogen, ammonia total [as N]daily maximum≤ .22 lb/dJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 3.8 mg/LJun–Aug
Nitrogen, ammonia total [as N]weekly average≤ 4.2 mg/LMar, Apr, May, Sep, Oct
Nitrogen, ammonia total [as N]weekly average≤ .15 lb/dJun–Aug
Nitrogen, ammonia total [as N]weekly average≤ .17 lb/dMar, Apr, May, Sep, Oct
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualdaily maximum≤ .05 mg/Lall year
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 20 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ .4 lb/dall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ .8 lb/dall year

How strict are these limits?

Cited limits by parameter: Illinois's rules and the federal ones.

Same industry: the 35 Hotels, Rooming Houses, Camps and Other Lodging permits in Illinois.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IL0033073 · MCP: https://passage-data.com/mcp