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The Maschhoffs LLC

Hogs, Griggsville, Illinois. NPDES permit IL0079359, in force until Jul 31, 2028. Last 12 months: no values over a limit, 12 of 22 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form 0 monthly (22 values), outfall A01 form 0 monthly (13 values)
Renewal application due
Feb 2, 2028 · 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, 8 of 24 reports late

Limits in force (40)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly maximum≤ 63 deg FJan, Feb, Mar, Dec001
Temperature, water deg. fahrenheitmonthly maximum≤ 93 deg FApr–Nov001
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year001
pHmonthly minimum≥ 6.5 SUall year001
pHmonthly maximum≤ 9 SUall year001
Solids, total suspended30-day averagereport only (mg/L)all year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Oil & Grease30-day average≤ 15 mg/Lall year001
Oil & Greasedaily maximum≤ 30 mg/Lall year001
Nitrogen, ammonia total [as N]30-day average≤ 1.7 mg/LMar, Apr, May, Sep, Oct001
Nitrogen, ammonia total [as N]30-day average≤ 1.6 mg/LJun–Aug001
Nitrogen, ammonia total [as N]30-day average≤ 4 mg/LJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 7.4 mg/LMar, Apr, May, Sep, Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 14.4 mg/LJun–Aug001
Nitrogen, ammonia total [as N]daily maximum≤ 6.2 mg/LJan, Feb, Nov, Dec001
Phosphorus, total [as P]30-day averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Hardness, total [as CaCO3]30-day averagereport only (mg/L)all year001
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year001
Chloride [as Cl]daily maximum≤ 500 mg/Lall year001
Sulfate, total [as SO4]30-day averagereport only (mg/L)all year001
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year001
Temperature, length of excursionannual total≤ 87 hr/12moall 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
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/Lall yearA01
BOD, 5-day, 20 deg. Cdaily maximum≤ 60 mg/Lall yearA01
BOD, 5-day, 20 deg. C30-day average≤ .1 lb/dall yearA01
BOD, 5-day, 20 deg. Cdaily maximum≤ .3 lb/dall yearA01
pHmonthly minimum≥ 6 SUall yearA01
pHmonthly maximum≤ 9 SUall yearA01
Solids, total suspended30-day average≤ 30 mg/Lall yearA01
Solids, total suspendeddaily maximum≤ 60 mg/Lall yearA01
Solids, total suspended30-day average≤ .1 lb/dall yearA01
Solids, total suspendeddaily maximum≤ .3 lb/dall yearA01
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearA01
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearA01
Coliform, fecal generaldaily maximum≤ 400 #/100mLall yearA01

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/IL0079359 · MCP: https://passage-data.com/mcp