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Vegetable Oil Mills, Velva, North Dakota. NPDES permit ND0025208, in force until Mar 31, 2031. Last 12 months: over a limit once (last May 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| May 2026 | Solids, total suspended, monthly average | 34 mg/L | ≤ 30 mg/L | 13% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 003 |
| Temperature, water deg. fahrenheit | daily minimum | report only (deg F) | all year | 004 |
| Temperature, water deg. fahrenheit | value | report only (deg F) | all year | 004 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 85 deg F | all year | 004 |
| Stream flow, instantaneous | value | report only (cfs) (alert, not enforceable) | all year | 004 |
| Stream flow, instantaneous | instantaneous maximum | report only (cfs) (alert, not enforceable) | all year | 004 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 004 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 25 mg/L | all year | 004 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 004 |
| pH | minimum | ≥ 6.5 SU | all year | 004 |
| pH | maximum | ≤ 9 SU | all year | 004 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 004 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 004 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 004 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 004 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 004 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 004 |
| Nitrogen, total [as N] | daily minimum | report only (mg/L) | all year | 004 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 004 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | 004 |
| Nitrogen, total [as N] | daily maximum | report only (lb/d) | all year | 004 |
| Nitrogen, ammonia total [as N] | minimum | report only (mg/L) | all year | 004 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.99 mg/L | all year | 004 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.54 mg/L | all year | 004 |
| Phosphorus, total [as P] | daily minimum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year | 004 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 004 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 004 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 004 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 004 |
| Chromium, total [as Cr] | monthly average | ≤ .2 mg/L | all year | 004 |
| Chromium, total [as Cr] | daily maximum | ≤ .2 mg/L | all year | 004 |
| Zinc, total [as Zn] | monthly average | ≤ 1 mg/L | all year | 004 |
| Zinc, total [as Zn] | daily maximum | ≤ 1 mg/L | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Chlorine, total residual | daily minimum | report only (mg/L) | all year | 004 |
| Chlorine, total residual | monthly average | ≤ .17 mg/L | all year | 004 |
| Chlorine, total residual | daily maximum | ≤ .29 mg/L | all year | 004 |
| E. coli | daily minimum | report only (#/100mL) | Apr–Oct | 004 |
| E. coli | 30-day geometric mean | ≤ 126 #/100mL | Apr–Oct | 004 |
| E. coli | daily maximum | ≤ 286 #/100mL | Apr–Oct | 004 |
| E. coli | monthly maximum | ≤ 111.6 BCFU/d | Apr–Oct | 004 |
| E. coli | daily maximum | ≤ 8.44 BCFU/d | Apr–Oct | 004 |
| Flow, total | total | report only (Mgal) (alert, not enforceable) | all year | 004 |
| Duration of discharge | total | report only (d) (alert, not enforceable) | all year | 004 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 004 |
| Toxic Units Static Renewal 48Hr Acute Ceriodaphnia dubia | maximum value | report only (tox acute) (alert, not enforceable) | all year | 004 |
| TU Static Renewal 96Hr Acute Pimphales promelas | maximum value | report only (tox acute) (alert, not enforceable) | all year | 004 |
Cited limits by parameter: North Dakota's rules and the federal ones.
Same industry: the 6 Food and Kindred Products permits in North Dakota.
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On EPA ECHO: Facility report · DMR history
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