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Chrisman, City of

Sewage treatment plant, Chrisman, Illinois. NPDES permit IL0028126, in force until Mar 31, 2028. Last 12 months: over a limit 13 times (last August 2026), 43 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form 0 monthly (13 values), outfall A01 form 0 monthly (5 values), outfall B01 form 0 monthly (23 values), outfall INF form L monthly (4 values)
Renewal application due
Oct 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
29 values over a limit, 0 required values missing, 8 of 48 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

All 13 values over a limit
Period endingParameterReportedLimitOver by
December 2025Nitrogen, ammonia total [as N], daily maximum29 lb/d≤ 8 lb/d263%
December 2025Nitrogen, ammonia total [as N], daily maximum7.9 mg/L≤ 4 mg/L98%
December 2025Nitrogen, ammonia total [as N], monthly average21.2 lb/d≤ 5.4 lb/d293%
December 2025Nitrogen, ammonia total [as N], monthly average5.33 mg/L≤ 2.7 mg/L97%
January 2026BOD, carbonaceous [5 day, 20 C], monthly average31.2 lb/d≤ 20 lb/d56%
January 2026Nitrogen, ammonia total [as N], daily maximum12.6 lb/d≤ 8 lb/d58%
January 2026Nitrogen, ammonia total [as N], monthly average10.9 lb/d≤ 5.4 lb/d102%
January 2026Nitrogen, ammonia total [as N], monthly average3.41 mg/L≤ 2.7 mg/L26%
March 2026Nitrogen, ammonia total [as N], monthly average1.5 mg/L≤ 1.3 mg/L15%
March 2026Nitrogen, ammonia total [as N], monthly average2.9 lb/d≤ 2.6 lb/d12%
March 2026Nitrogen, ammonia total [as N], weekly average3.76 mg/L≤ 3.3 mg/L14%
July 2026Nitrogen, ammonia total [as N], monthly average1.8 lb/d≤ 1.6 lb/d13%
August 2026Nitrogen, ammonia total [as N], monthly average1.5 mg/L≤ .8 mg/L88%

Limits in force (57)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]monthly average minimumreport only (mg/L)all year001
Oxygen, dissolved [DO]minimum weekly averagereport only (mg/L)all year001
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedweekly average≤ 45 mg/Lall year001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly totalreport only (MGD)all year001
Chlorine, total residualmonthly average≤ .75 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all yearA01
Solids, total suspendeddaily maximumreport only (mg/L)all yearA01
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all yearA01
Flow, in conduit or thru treatment plantmonthly totalreport only (MGD)all yearA01
Coliform, fecal generaldaily maximum≤ 400 #/100mLall yearA01
Oxygen, dissolved [DO]monthly average minimum≥ 5.5 mg/LJan, Feb, Aug, Sep, Oct, Nov, DecB01
Oxygen, dissolved [DO]minimum weekly average≥ 4 mg/LJan, Feb, Aug, Sep, Oct, Nov, DecB01
Oxygen, dissolved [DO]minimum weekly average≥ 6 mg/LMar–JulB01
Oxygen, dissolved [DO]daily minimum≥ 3.5 mg/LJan, Feb, Aug, Sep, Oct, Nov, DecB01
Oxygen, dissolved [DO]daily minimum≥ 5 mg/LMar–JulB01
pHminimum≥ 6 SUall yearB01
pHmaximum≤ 9 SUall yearB01
Solids, total suspendedmonthly average≤ 12 mg/Lall yearB01
Solids, total suspendeddaily maximum≤ 24 mg/Lall yearB01
Solids, total suspendedmonthly average≤ 24 lb/dall yearB01
Solids, total suspendeddaily maximum≤ 48 lb/dall yearB01
Nitrogen, ammonia total [as N]monthly average≤ 1.3 mg/LMar, Apr, May, Sep, OctB01
Nitrogen, ammonia total [as N]monthly average≤ .8 mg/LJun–AugB01
Nitrogen, ammonia total [as N]monthly average≤ 2.7 mg/LJan, Feb, Nov, DecB01
Nitrogen, ammonia total [as N]daily maximum≤ 4.2 mg/LMar, Apr, May, Sep, OctB01
Nitrogen, ammonia total [as N]daily maximum≤ 4.9 mg/LJun–AugB01
Nitrogen, ammonia total [as N]daily maximum≤ 4 mg/LJan, Feb, Nov, DecB01
Nitrogen, ammonia total [as N]monthly average≤ 2.6 lb/dMar, Apr, May, Sep, OctB01
Nitrogen, ammonia total [as N]monthly average≤ 1.6 lb/dJun–AugB01
Nitrogen, ammonia total [as N]monthly average≤ 5.4 lb/dJan, Feb, Nov, DecB01
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 lb/dMar, Apr, May, Sep, OctB01
Nitrogen, ammonia total [as N]daily maximum≤ 9.8 lb/dJun–AugB01
Nitrogen, ammonia total [as N]daily maximum≤ 8 lb/dJan, Feb, Nov, DecB01
Nitrogen, ammonia total [as N]weekly average≤ 2 mg/LJun–AugB01
Nitrogen, ammonia total [as N]weekly average≤ 3.3 mg/LMar, Apr, May, Sep, OctB01
Nitrogen, ammonia total [as N]weekly average≤ 4 lb/dJun–AugB01
Nitrogen, ammonia total [as N]weekly average≤ 6.6 lb/dMar, Apr, May, Sep, OctB01
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearB01
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearB01
Chlorine, total residualdaily maximum≤ .05 mg/Lall yearB01
Coliform, fecal generaldaily maximumreport only (#/100mL)May–OctB01
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall yearB01
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 20 mg/Lall yearB01
BOD, carbonaceous [5 day, 20 C]monthly average≤ 20 lb/dall yearB01
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 40 lb/dall yearB01
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

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Your permit document is the final word. As JSON: /api/v1/permits/IL0028126 · MCP: https://passage-data.com/mcp