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Sewerage Systems, Allentown, Pennsylvania. NPDES permit PAS902202, in force until Apr 30, 2030. Last 12 months: over a limit 8 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Outfall | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|---|
| June 2026 | 001 | BOD, 5-day, 20 deg. C, instantaneous maximum | 51 mg/L | ≤ 30 mg/L | 70% |
| June 2026 | 001 | Oxygen demand, chem. [high level] [COD], instantaneous maximum | 216 mg/L | ≤ 120 mg/L | 80% |
| June 2026 | 002 | BOD, 5-day, 20 deg. C, instantaneous maximum | 46.1 mg/L | ≤ 30 mg/L | 54% |
| June 2026 | 002 | Oxygen demand, chem. [high level] [COD], instantaneous maximum | 207 mg/L | ≤ 120 mg/L | 73% |
| June 2026 | 003 | Oxygen demand, chem. [high level] [COD], instantaneous maximum | 225 mg/L | ≤ 120 mg/L | 88% |
| June 2026 | 003 | Solids, total suspended, instantaneous maximum | 191 mg/L | ≤ 100 mg/L | 91% |
| June 2026 | 004 | Oxygen demand, chem. [high level] [COD], instantaneous maximum | 189 mg/L | ≤ 120 mg/L | 58% |
| June 2026 | 004 | Solids, total suspended, instantaneous maximum | 126 mg/L | ≤ 100 mg/L | 26% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | instantaneous maximum | ≤ 30 mg/L | all year | 001 |
| Oxygen demand, chem. [high level] [COD] | instantaneous maximum | ≤ 120 mg/L | all year | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | instantaneous maximum | ≤ 100 mg/L | all year | 001 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 001 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | instantaneous maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | instantaneous maximum | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | ≤ 30 mg/L | all year | 002 |
| Oxygen demand, chem. [high level] [COD] | instantaneous maximum | ≤ 120 mg/L | all year | 002 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 002 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | instantaneous maximum | ≤ 100 mg/L | all year | 002 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 002 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrite + Nitrate total [as N] | instantaneous maximum | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 002 |
| Iron, total [as Fe] | instantaneous maximum | report only (mg/L) | all year | 002 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | ≤ 30 mg/L | all year | 003 |
| Oxygen demand, chem. [high level] [COD] | instantaneous maximum | ≤ 120 mg/L | all year | 003 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 003 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | instantaneous maximum | ≤ 100 mg/L | all year | 003 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 003 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrite + Nitrate total [as N] | instantaneous maximum | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | instantaneous maximum | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | ≤ 30 mg/L | all year | 004 |
| Oxygen demand, chem. [high level] [COD] | instantaneous maximum | ≤ 120 mg/L | all year | 004 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 004 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 004 |
| Solids, total suspended | instantaneous maximum | ≤ 100 mg/L | all year | 004 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 004 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrite + Nitrate total [as N] | instantaneous maximum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 004 |
| Iron, total [as Fe] | instantaneous maximum | report only (mg/L) | all year | 004 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | ≤ 30 mg/L | all year | 005 |
| Oxygen demand, chem. [high level] [COD] | instantaneous maximum | ≤ 120 mg/L | all year | 005 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 005 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 005 |
| Solids, total suspended | instantaneous maximum | ≤ 100 mg/L | all year | 005 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 005 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrite + Nitrate total [as N] | instantaneous maximum | report only (mg/L) | all year | 005 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 005 |
| Iron, total [as Fe] | instantaneous maximum | report only (mg/L) | all year | 005 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | ≤ 30 mg/L | all year | 006 |
| Oxygen demand, chem. [high level] [COD] | instantaneous maximum | ≤ 120 mg/L | all year | 006 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 006 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 006 |
| Solids, total suspended | instantaneous maximum | ≤ 100 mg/L | all year | 006 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 006 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 006 |
| Nitrite + Nitrate total [as N] | instantaneous maximum | report only (mg/L) | all year | 006 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 006 |
| Iron, total [as Fe] | instantaneous maximum | report only (mg/L) | all year | 006 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | ≤ 30 mg/L | all year | 007 |
| Oxygen demand, chem. [high level] [COD] | instantaneous maximum | ≤ 120 mg/L | all year | 007 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 007 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 007 |
| Solids, total suspended | instantaneous maximum | ≤ 100 mg/L | all year | 007 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 007 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 007 |
| Nitrite + Nitrate total [as N] | instantaneous maximum | report only (mg/L) | all year | 007 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 007 |
| Iron, total [as Fe] | instantaneous maximum | report only (mg/L) | all year | 007 |
| BOD, 5-day, 20 deg. C | instantaneous maximum | ≤ 30 mg/L | all year | 008 |
| Oxygen demand, chem. [high level] [COD] | instantaneous maximum | ≤ 120 mg/L | all year | 008 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 008 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 008 |
| Solids, total suspended | instantaneous maximum | ≤ 100 mg/L | all year | 008 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 008 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 008 |
| Nitrite + Nitrate total [as N] | instantaneous maximum | report only (mg/L) | all year | 008 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 008 |
| Iron, total [as Fe] | instantaneous maximum | report only (mg/L) | all year | 008 |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/PAS902202 · MCP: https://passage-data.com/mcp