Passage Data · Check a report · Use it from your AI
Aircraft, Ridley Park, Pennsylvania. NPDES permit PA0013323, in force until Mar 31, 2030. Last 12 months: over a limit once (last May 2026), 51 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| May 2026 | Cadmium, total [as Cd], monthly average | .0891 mg/L | ≤ .04 mg/L | 123% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 110 deg F | all year | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 001 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 001 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 001 |
| Cadmium, total [as Cd] | monthly average | ≤ .04 mg/L | all year | 001 |
| Cadmium, total [as Cd] | daily maximum | ≤ .32 mg/L | all year | 001 |
| Copper, total [as Cu] | monthly average | ≤ 1.44 mg/L | all year | 001 |
| Copper, total [as Cu] | daily maximum | ≤ 2.13 mg/L | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Chlorine, free available | monthly average | ≤ .5 mg/L | all year | 001 |
| Perfluorooctanoic acid (PFOA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorooctanesulfonate | daily maximum | report only (ng/L) | all year | 001 |
| PCBs Wet Weather Analysis | daily maximum | report only (pg/L) | all year | 001 |
| PCBs Dry Weather Analysis | daily maximum | report only (pg/L) | all year | 001 |
| Perfluorobutanesulfonic acid (PFBS) | daily maximum | report only (ng/L) | all year | 001 |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) | daily maximum | report only (ng/L) | all year | 001 |
| Solids, total dissolved | monthly average | ≤ 2000 mg/L | all year | 001 |
| Solids, total dissolved | daily maximum | ≤ 2500 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 002 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 002 |
| pH | daily maximum | report only (SU) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 002 |
| PCBs Wet Weather Analysis | daily maximum | report only (pg/L) | all year | 002 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 003 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 003 |
| pH | daily maximum | report only (SU) | all year | 003 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 003 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 003 |
| PCBs Wet Weather Analysis | daily maximum | report only (pg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 004 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 004 |
| pH | daily maximum | report only (SU) | all year | 004 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 004 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 004 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 007 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 007 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 007 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 007 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 007 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 007 |
| PCBs Wet Weather Analysis | daily maximum | report only (pg/L) | all year | 007 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 008 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 008 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 008 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 008 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 008 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 008 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 008 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 012 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 012 |
| pH | daily maximum | report only (SU) | all year | 012 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 012 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 012 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 012 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 012 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 016 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 016 |
| pH | daily maximum | report only (SU) | all year | 016 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 016 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 016 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 016 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 016 |
| Chromium, hexavalent [as Cr] | daily maximum | report only (mg/L) | all year | 016 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 016 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | 016 |
| PCBs Wet Weather Analysis | daily maximum | report only (pg/L) | all year | 016 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 025 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 025 |
| pH | daily maximum | report only (SU) | all year | 025 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 025 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 025 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 025 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 025 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 101 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 101 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 101 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 101 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 101 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 101 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 101 |
| Chromium, total [as Cr] | monthly average | ≤ 1.71 mg/L | all year | 101 |
| Chromium, total [as Cr] | daily maximum | ≤ 2.77 mg/L | all year | 101 |
| Lead, total [as Pb] | monthly average | ≤ .43 mg/L | all year | 101 |
| Lead, total [as Pb] | daily maximum | ≤ .69 mg/L | all year | 101 |
| Nickel, total [as Ni] | monthly average | ≤ 2.38 mg/L | all year | 101 |
| Nickel, total [as Ni] | daily maximum | ≤ 3.98 mg/L | all year | 101 |
| Silver, total [as Ag] | monthly average | ≤ .24 mg/L | all year | 101 |
| Silver, total [as Ag] | daily maximum | ≤ .43 mg/L | all year | 101 |
| Zinc, total [as Zn] | monthly average | ≤ 1.48 mg/L | all year | 101 |
| Zinc, total [as Zn] | daily maximum | ≤ 2.61 mg/L | all year | 101 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 101 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 101 |
| Perfluorooctanoic acid (PFOA) | daily maximum | report only (ng/L) | all year | 101 |
| Perfluorooctanesulfonate | daily maximum | report only (ng/L) | all year | 101 |
| Perfluorobutanesulfonic acid (PFBS) | daily maximum | report only (ng/L) | all year | 101 |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) | daily maximum | report only (ng/L) | all year | 101 |
| Organics, total toxic [TTO] | daily maximum | ≤ 2.13 mg/L | all year | 101 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | all year | 101 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | all year | 101 |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
Same industry: the 17 Transportation Equipment permits in Pennsylvania.
· Save this facility as a site · Superfund sites nearby · Your permits on one board
On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/PA0013323 · MCP: https://passage-data.com/mcp