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Farm Machinery And Equipment, Williamsburg, Iowa. NPDES permit IA0076881, in force until Jul 31, 2028. Last 12 months: over a limit 7 times (last May 2026), 41 required values missing, 2 of 22 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Outfall | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|---|
| October 2025 | 002 | Oil & Grease, 30-day average | 39.95 | ≤ 26 mg/L | 54% |
| October 2025 | 002 | Oil & Grease, daily maximum | 58.6 | ≤ 52 mg/L | 13% |
| November 2025 | 001 | Nitrogen, ammonia total [as N], 30-day average | 3.6 | ≤ 2.7 mg/L | 33% |
| November 2025 | 001 | Nitrogen, ammonia total [as N], daily maximum | 3.6 | ≤ 2.7 mg/L | 33% |
| December 2025 | 001 | BOD, carbonaceous [5 day, 20 C], 30-day average | 28 | ≤ 25 mg/L | 12% |
| May 2026 | 002 | Oil & Grease, 30-day average | 47.4 | ≤ 26 mg/L | 82% |
| May 2026 | 002 | Oil & Grease, daily maximum | 94.8 | ≤ 52 mg/L | 82% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | daily minimum | ≥ 6.5 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | 30-day average | ≤ 64 lb/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 97 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.4 mg/L | Oct | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 3.4 mg/L | Mar | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 3.9 mg/L | Dec | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 3.4 mg/L | Jan | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1 mg/L | Aug | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.5 mg/L | Apr | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.2 mg/L | May | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1 mg/L | Jul | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 4 mg/L | Feb | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1.1 mg/L | Sep | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1.6 mg/L | Jun | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.7 mg/L | Nov | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.7 mg/L | Oct | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3.9 mg/L | Mar | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3.9 mg/L | Dec | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 19.9 mg/L | Jan | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.7 mg/L | Aug | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 4.8 mg/L | Apr | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3.3 mg/L | May | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3.2 mg/L | Jul | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 8.4 mg/L | Feb | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.7 mg/L | Sep | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3.3 mg/L | Jun | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.7 mg/L | Nov | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.3 lb/d | Oct | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 3.2 lb/d | Mar | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 3.6 lb/d | Dec | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 3.2 lb/d | Jan | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ .9 lb/d | Aug | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.8 lb/d | Apr | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 3.2 lb/d | May | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ .9 lb/d | Jul | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 3.7 lb/d | Feb | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1 lb/d | Sep | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.4 lb/d | Jun | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.6 lb/d | Nov | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.6 lb/d | Oct | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3.6 lb/d | Mar | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3.8 lb/d | Dec | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 18.7 lb/d | Jan | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.5 lb/d | Aug | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 4.6 lb/d | Apr | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3.2 lb/d | May | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3 lb/d | Jul | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 7.9 lb/d | Feb | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.5 lb/d | Sep | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3.2 lb/d | Jun | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.6 lb/d | Nov | 001 |
| BOD, carbonaceous [5 day, 20 C] | 30-day average | ≤ 25 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 40 mg/L | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 002 |
| pH | daily maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | 30-day average | ≤ 31 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 002 |
| Oil & Grease | 30-day average | ≤ 26 mg/L | all year | 002 |
| Oil & Grease | daily maximum | ≤ 52 mg/L | all year | 002 |
| Cyanide, total [as CN] | 30-day average | ≤ .65 mg/L | all year | 002 |
| Cyanide, total [as CN] | daily maximum | ≤ 1.2 mg/L | all year | 002 |
| Cadmium, total [as Cd] | 30-day average | ≤ .26 mg/L | all year | 002 |
| Cadmium, total [as Cd] | daily maximum | ≤ .69 mg/L | all year | 002 |
| Chromium, total [as Cr] | 30-day average | ≤ 1.71 mg/L | all year | 002 |
| Chromium, total [as Cr] | daily maximum | ≤ 2.77 mg/L | all year | 002 |
| Copper, total [as Cu] | 30-day average | ≤ 2.07 mg/L | all year | 002 |
| Copper, total [as Cu] | daily maximum | ≤ 3.38 mg/L | all year | 002 |
| Lead, total [as Pb] | 30-day average | ≤ .43 mg/L | all year | 002 |
| Lead, total [as Pb] | daily maximum | ≤ .69 mg/L | all year | 002 |
| Nickel, total [as Ni] | 30-day average | ≤ 2.38 mg/L | all year | 002 |
| Nickel, total [as Ni] | daily maximum | ≤ 3.98 mg/L | all year | 002 |
| Silver, total [as Ag] | 30-day average | ≤ .24 mg/L | all year | 002 |
| Silver, total [as Ag] | daily maximum | ≤ .43 mg/L | all year | 002 |
| Zinc, total [as Zn] | 30-day average | ≤ 1.48 mg/L | all year | 002 |
| Zinc, total [as Zn] | daily maximum | ≤ 2.61 mg/L | all year | 002 |
| Organics, total toxic [TTO] | daily maximum | ≤ 2.13 mg/L | all year | 002 |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Cadmium, total [as Cd], 30-day average | 0.001474 lb/d | new | — | — |
| Cadmium, total [as Cd], 30-day average | 0.001571 mg/L | new | — | — |
| Cadmium, total [as Cd], daily maximum | 0.01296 lb/d | new | — | — |
| Cadmium, total [as Cd], daily maximum | 0.01382 mg/L | new | — | — |
| Chromium, hexavalent [as Cr], 30-day average | 0.01308 mg/L | new | — | — |
| Chromium, hexavalent [as Cr], 30-day average | 0.01227 lb/d | new | — | — |
| Chromium, hexavalent [as Cr], daily maximum | 0.01653 mg/L | new | — | — |
| Chromium, hexavalent [as Cr], daily maximum | 0.01551 lb/d | new | — | — |
| Copper, total [as Cu], 30-day average | 0.0181 lb/d | new | — | — |
| Copper, total [as Cu], 30-day average | 0.01929 mg/L | new | — | — |
| Copper, total [as Cu], daily maximum | 0.0256 lb/d | new | — | — |
| Copper, total [as Cu], daily maximum | 0.02729 mg/L | new | — | — |
| Cyanide, total [as CN], 30-day average | 0.005947 mg/L | new | — | — |
| Cyanide, total [as CN], 30-day average | 0.00558 lb/d | new | — | — |
| Cyanide, total [as CN], daily maximum | 0.02094 lb/d | new | — | — |
| Cyanide, total [as CN], daily maximum | 0.02232 mg/L | new | — | — |
| E. coli, geometric mean | 126 #/100mL (Mar–Nov) | new | — | — |
| Lead, total [as Pb], 30-day average | 0.008255 lb/d | new | — | — |
| Lead, total [as Pb], 30-day average | 0.008798 mg/L | new | — | — |
| Lead, total [as Pb], daily maximum | 0.1879 lb/d | new | — | — |
| Lead, total [as Pb], daily maximum | 0.2002 mg/L | new | — | — |
| Nickel, total [as Ni], 30-day average | 0.1006 lb/d | new | — | — |
| Nickel, total [as Ni], 30-day average | 0.1072 mg/L | new | — | — |
| Nickel, total [as Ni], daily maximum | 0.8555 mg/L | new | — | — |
| Nickel, total [as Ni], daily maximum | 0.8026 lb/d | new | — | — |
| Silver, total [as Ag], 30-day average | 0.01187 lb/d | new | — | — |
| Silver, total [as Ag], 30-day average | 0.01265 mg/L | new | — | — |
| Silver, total [as Ag], daily maximum | 0.01187 lb/d | new | — | — |
| Silver, total [as Ag], daily maximum | 0.01265 mg/L | new | — | — |
| Zinc, total [as Zn], 30-day average | 0.2052 lb/d | new | — | — |
| Zinc, total [as Zn], 30-day average | 0.2187 mg/L | new | — | — |
| Zinc, total [as Zn], daily maximum | 0.2187 mg/L | new | — | — |
| Zinc, total [as Zn], daily maximum | 0.2052 lb/d | new | — | — |
Cited limits by parameter: Iowa's rules and the federal ones.
Same industry: the 10 Industrial and Commercial Machinery and Computer Equipment permits in Iowa.
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On EPA ECHO: Facility report · DMR history
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