Passage Data · Check a report · Use it from your AI

Warren, Village of

Sewage treatment plant, Warren, Illinois. NPDES permit IL0026301, in force until Dec 31, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form 0 monthly (22 values), outfall 003 form 0 monthly (11 values), outfall INF form L monthly (4 values)
Renewal application due
Jul 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 36 reports late

Limits in force (53)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]monthly average minimum≥ 5.5 mg/LJan, Feb, Aug, Sep, Oct, Nov, Dec001
Oxygen, dissolved [DO]minimum weekly average≥ 4 mg/LJan, Feb, Aug, Sep, Oct, Nov, Dec001
Oxygen, dissolved [DO]minimum weekly average≥ 6 mg/LMar–Jul001
Oxygen, dissolved [DO]daily minimum≥ 3.5 mg/LJan, Feb, Aug, Sep, Oct, Nov, Dec001
Oxygen, dissolved [DO]daily minimum≥ 5 mg/LMar–Jul001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 12 mg/Lall year001
Solids, total suspendeddaily maximum≤ 24 mg/Lall year001
Solids, total suspendedmonthly average≤ 66 lb/dall year001
Solids, total suspendeddaily maximum≤ 132 lb/dall year001
Nitrogen, ammonia total [as N]monthly average≤ 3.4 mg/LJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1.6 mg/LMar001
Nitrogen, ammonia total [as N]monthly average≤ 1.5 mg/LApr, May, Sep, Oct001
Nitrogen, ammonia total [as N]monthly average≤ 1.4 mg/LJun–Aug001
Nitrogen, ammonia total [as N]daily maximum≤ 4.7 mg/LJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 5.7 mg/LMar001
Nitrogen, ammonia total [as N]daily maximum≤ 3 mg/LApr, May, Sep, Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 3 mg/LJun–Aug001
Nitrogen, ammonia total [as N]monthly average≤ 19 lb/dJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 8.8 lb/dMar001
Nitrogen, ammonia total [as N]monthly average≤ 8.3 lb/dApr, May, Sep, Oct001
Nitrogen, ammonia total [as N]monthly average≤ 7.7 lb/dJun–Aug001
Nitrogen, ammonia total [as N]daily maximum≤ 26 lb/dJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 31 lb/dMar001
Nitrogen, ammonia total [as N]daily maximum≤ 17 lb/dApr, May, Sep, Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 17 lb/dJun–Aug001
Nitrogen, ammonia total [as N]weekly average≤ 4 mg/LMar001
Nitrogen, ammonia total [as N]weekly average≤ 22 lb/dMar001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualdaily maximum≤ .05 mg/Lall year001
Coliform, fecal generaldaily maximumreport only (#/100mL)May–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 20 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 55 lb/dall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 110 lb/dall year001
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year003
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year003
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year003
pHminimum≥ 6 SUall year003
pHmaximum≤ 9 SUall year003
Solids, total suspendedmonthly average≤ 30 mg/Lall year003
Solids, total suspendedweekly average≤ 45 mg/Lall year003
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year003
Chlorine, total residualmonthly average≤ .75 mg/Lall year003
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year003
Flow, totalmonthly totalreport only (Mgal/mo)all year003
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all yearINF
Solids, total suspendedmonthly averagereport only (mg/L)all yearINF
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearINF
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearINF

How strict are these limits?

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

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IL0026301 · MCP: https://passage-data.com/mcp