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Soil Preparation Services, Lebanon, Connecticut. NPDES permit CT0030431 expired Nov 30, 2017; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Depth, max of sample | instantaneous maximum | report only (in) | Feb, May, Aug, Nov | 101 |
| Depth, max of sample | instantaneous maximum | report only (in) | Feb, May, Aug, Nov | 101 |
| Depth, max of sample | instantaneous maximum | report only (in) | Feb, May, Aug, Nov | 101 |
| Depth, max of sample | instantaneous maximum | report only (in) | Feb, May, Aug, Nov | 101 |
| Depth, max of sample | instantaneous maximum | report only (in) | Feb, May, Aug, Nov | 101 |
| Depth, max of sample | instantaneous maximum | report only (in) | Feb, May, Aug, Nov | 101 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | ≤ 30 mg/L | Feb, May, Aug, Nov | 101 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| pH | instantaneous maximum | report only (SU) | all year | 101 |
| pH | instantaneous maximum | report only (SU) | Feb, May, Aug, Nov | 101 |
| pH | instantaneous maximum | report only (SU) | Feb, May, Aug, Nov | 101 |
| pH | instantaneous maximum | report only (SU) | Feb, May, Aug, Nov | 101 |
| pH | instantaneous maximum | report only (SU) | Feb, May, Aug, Nov | 101 |
| pH | instantaneous maximum | report only (SU) | Feb, May, Aug, Nov | 101 |
| pH | instantaneous maximum | report only (SU) | Feb, May, Aug, Nov | 101 |
| Solids, total suspended | instantaneous maximum | report only (mg/L) | all year | 101 |
| Oil & Grease | instantaneous maximum | report only (mg/L) | all year | 101 |
| Nitrogen, total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, ammonia total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, ammonia total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, ammonia total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, ammonia total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, ammonia total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, ammonia total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrite total [as N] | instantaneous minimum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrite total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrite total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrite total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrite total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrite total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrate total [as N] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Nitrogen, nitrate total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrate total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrate total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrate total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrate total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, nitrate total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, Kjeldahl, total [as N] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Nitrogen, Kjeldahl, total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, Kjeldahl, total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, Kjeldahl, total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, Kjeldahl, total [as N] | instantaneous minimum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, Kjeldahl, total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Nitrogen, Kjeldahl, total [as N] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Phosphorus, total [as P] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Phosphorus, total [as P] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Phosphorus, total [as P] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Phosphorus, total [as P] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Phosphorus, total [as P] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Phosphorus, total [as P] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Phosphorus, total [as P] | instantaneous maximum | report only (mg/L) | Feb, May, Aug, Nov | 101 |
| Arsenic, total [as As] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Lead, total [as Pb] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Aluminum, total [as Al] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Aluminum, total [as Al] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Aluminum, total [as Al] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Aluminum, total [as Al] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Aluminum, total [as Al] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Aluminum, total [as Al] | instantaneous maximum | report only (mg/L) | all year | 101 |
| Aluminum, total [as Al] | instantaneous maximum | report only (mg/L) | all year | 101 |
| pH | instantaneous maximum | report only (SU) | all year | 102 |
| Solids, total suspended | instantaneous maximum | report only (mg/L) | all year | 102 |
| Oil & Grease | instantaneous maximum | report only (mg/L) | all year | 102 |
| Nitrogen, nitrate total [as N] | instantaneous maximum | report only (mg/L) | all year | 102 |
| Nitrogen, Kjeldahl, total [as N] | instantaneous maximum | report only (mg/L) | all year | 102 |
| Phosphorus, total [as P] | instantaneous maximum | report only (mg/L) | all year | 102 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | all year | 102 |
| Lead, total [as Pb] | instantaneous maximum | report only (mg/L) | all year | 102 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | all year | 102 |
| Chemical Oxygen Demand [COD] | instantaneous maximum | report only (mg/L) | all year | 102 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | report only (mg/L) | all year | 103 |
| pH | instantaneous maximum | report only (SU) | all year | 103 |
| Solids, total suspended | instantaneous maximum | report only (mg/L) | all year | 103 |
| Nitrogen, total [as N] | instantaneous maximum | report only (mg/L) | all year | 103 |
| Nitrogen, ammonia total [as N] | instantaneous maximum | report only (mg/L) | all year | 103 |
| Nitrogen, nitrite total [as N] | instantaneous maximum | report only (mg/L) | all year | 103 |
| Nitrogen, nitrate total [as N] | instantaneous maximum | report only (mg/L) | all year | 103 |
| Nitrogen, Kjeldahl, total [as N] | instantaneous maximum | report only (mg/L) | all year | 103 |
| Phosphorus, total [as P] | instantaneous maximum | report only (mg/L) | all year | 103 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | all year | 103 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | all year | 103 |
| Aluminum, total [as Al] | instantaneous maximum | report only (mg/L) | all year | 103 |
| Chemical Oxygen Demand [COD] | instantaneous maximum | report only (mg/L) | all year | 103 |
Cited limits by parameter: Connecticut's rules and the federal ones.
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Your permit document is the final word. As JSON: /api/v1/permits/CT0030431 · MCP: https://passage-data.com/mcp