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Airports, Flying Fields, & Services, Ithaca, New York. NPDES permit NY0213730, in force until Aug 31, 2030. Last 12 months: over a limit 8 times (last June 2026), 12 of 165 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Outfall | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|---|
| November 2025 | 005 | pH, maximum | 8.74 SU | ≤ 8.5 SU | — |
| December 2025 | 004 | Solids, total suspended, daily maximum | 48 mg/L | ≤ 40 mg/L | 20% |
| February 2026 | 002 | BOD, 5-day, 20 deg. C, daily maximum | 55 mg/L | ≤ 45 mg/L | 22% |
| February 2026 | 008 | Solids, total dissolved, daily maximum | 1100 mg/L | ≤ 500 mg/L | 120% |
| February 2026 | 008 | Solids, total suspended, daily maximum | 77 mg/L | ≤ 40 mg/L | 93% |
| March 2026 | 008 | Solids, total dissolved, daily maximum | 1010 mg/L | ≤ 500 mg/L | 102% |
| May 2026 | 006 | Solids, total suspended, daily maximum | 52 mg/L | ≤ 40 mg/L | 30% |
| June 2026 | 006 | Solids, total suspended, daily maximum | 41 mg/L | ≤ 40 mg/L | 3% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year | 001 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 001 |
| Flow rate | monthly average | report only (gal/d) | all year | 001 |
| Flow rate | daily maximum | report only (gal/d) | all year | 001 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 001 |
| Oxygen, dissolved [DO] | maximum | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 5 mg/L | Jun–Sep | 001 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 001 |
| pH | minimum | ≥ 6.5 SU | all year | 001 |
| pH | maximum | ≤ 8.5 SU | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 001 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Lead, total [as Pb] | daily maximum | ≤ .025 mg/L (alert, not enforceable) | all year | 001 |
| Toluene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 001 |
| Benzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 001 |
| Ethylbenzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 001 |
| Glycol, total | daily maximum | ≤ .1 mg/L (alert, not enforceable) | all year | 001 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 001 |
| Xylene [mix of m+o+p] | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 001 |
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year | 002 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 002 |
| Flow rate | monthly average | report only (gal/d) | all year | 002 |
| Flow rate | daily maximum | report only (gal/d) | all year | 002 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 002 |
| Oxygen, dissolved [DO] | maximum | report only (mg/L) | all year | 002 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 002 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 5 mg/L | Jun–Sep | 002 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 002 |
| pH | minimum | ≥ 6.5 SU | all year | 002 |
| pH | maximum | ≤ 8.5 SU | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 002 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 002 |
| Lead, total [as Pb] | daily maximum | ≤ .025 mg/L (alert, not enforceable) | all year | 002 |
| Toluene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 002 |
| Benzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 002 |
| Ethylbenzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 002 |
| Glycol, total | daily maximum | ≤ .1 mg/L (alert, not enforceable) | all year | 002 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 002 |
| Xylene [mix of m+o+p] | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 002 |
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year | 003 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 003 |
| Flow rate | monthly average | report only (gal/d) | all year | 003 |
| Flow rate | daily maximum | report only (gal/d) | all year | 003 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 003 |
| Oxygen, dissolved [DO] | maximum | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 003 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 5 mg/L | Jun–Sep | 003 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 003 |
| pH | minimum | ≥ 6.5 SU | all year | 003 |
| pH | maximum | ≤ 8.5 SU | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 003 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 003 |
| Lead, total [as Pb] | daily maximum | ≤ .025 mg/L (alert, not enforceable) | all year | 003 |
| Toluene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 003 |
| Benzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 003 |
| Ethylbenzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 003 |
| Glycol, total | daily maximum | ≤ .1 mg/L (alert, not enforceable) | all year | 003 |
| Xylene [mix of m+o+p] | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 003 |
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year | 004 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 004 |
| Flow rate | monthly average | report only (gal/d) | all year | 004 |
| Flow rate | daily maximum | report only (gal/d) | all year | 004 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 004 |
| Oxygen, dissolved [DO] | maximum | report only (mg/L) | all year | 004 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 004 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 5 mg/L | Jun–Sep | 004 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 004 |
| pH | minimum | ≥ 6.5 SU | all year | 004 |
| pH | maximum | ≤ 8.5 SU | all year | 004 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 004 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 004 |
| Lead, total [as Pb] | daily maximum | ≤ .025 mg/L (alert, not enforceable) | all year | 004 |
| Toluene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 004 |
| Benzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 004 |
| Ethylbenzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 004 |
| Glycol, total | daily maximum | ≤ .1 mg/L (alert, not enforceable) | all year | 004 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 004 |
| Xylene [mix of m+o+p] | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 004 |
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year | 005 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 005 |
| Flow rate | monthly average | report only (gal/d) | all year | 005 |
| Flow rate | daily maximum | report only (gal/d) | all year | 005 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 005 |
| Oxygen, dissolved [DO] | maximum | report only (mg/L) | all year | 005 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 005 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 5 mg/L | Jun–Sep | 005 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 005 |
| pH | minimum | ≥ 6.5 SU | all year | 005 |
| pH | maximum | ≤ 8.5 SU | all year | 005 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 005 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 005 |
| Lead, total [as Pb] | daily maximum | ≤ .025 mg/L (alert, not enforceable) | all year | 005 |
| Toluene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 005 |
| Benzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 005 |
| Ethylbenzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 005 |
| Glycol, total | daily maximum | ≤ .1 mg/L (alert, not enforceable) | all year | 005 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 005 |
| Xylene [mix of m+o+p] | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 005 |
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year | 006 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 006 |
| Flow rate | monthly average | report only (gal/d) | all year | 006 |
| Flow rate | daily maximum | report only (gal/d) | all year | 006 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 006 |
| Oxygen, dissolved [DO] | maximum | report only (mg/L) | all year | 006 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 006 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 5 mg/L | Jun–Sep | 006 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 006 |
| pH | minimum | ≥ 6.5 SU | all year | 006 |
| pH | maximum | ≤ 8.5 SU | all year | 006 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 006 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 006 |
| Lead, total [as Pb] | daily maximum | ≤ .025 mg/L (alert, not enforceable) | all year | 006 |
| Toluene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 006 |
| Benzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 006 |
| Ethylbenzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 006 |
| Glycol, total | daily maximum | ≤ .1 mg/L (alert, not enforceable) | all year | 006 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 006 |
| Xylene [mix of m+o+p] | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 006 |
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year | 007 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 007 |
| Flow rate | monthly average | report only (gal/d) | all year | 007 |
| Flow rate | daily maximum | report only (gal/d) | all year | 007 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 007 |
| Oxygen, dissolved [DO] | maximum | report only (mg/L) | all year | 007 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 007 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 5 mg/L | Jun–Sep | 007 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 007 |
| pH | minimum | ≥ 6.5 SU | all year | 007 |
| pH | maximum | ≤ 8.5 SU | all year | 007 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 007 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 007 |
| Lead, total [as Pb] | daily maximum | ≤ .025 mg/L (alert, not enforceable) | all year | 007 |
| Toluene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 007 |
| Benzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 007 |
| Ethylbenzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 007 |
| Glycol, total | daily maximum | ≤ .1 mg/L (alert, not enforceable) | all year | 007 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 007 |
| Xylene [mix of m+o+p] | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 007 |
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year | 008 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 008 |
| Flow rate | monthly average | report only (gal/d) | all year | 008 |
| Flow rate | daily maximum | report only (gal/d) | all year | 008 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 008 |
| Oxygen, dissolved [DO] | maximum | report only (mg/L) | all year | 008 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 008 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 5 mg/L | Jun–Sep | 008 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 008 |
| pH | minimum | ≥ 6.5 SU | all year | 008 |
| pH | maximum | ≤ 8.5 SU | all year | 008 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 008 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 008 |
| Lead, total [as Pb] | daily maximum | ≤ .025 mg/L (alert, not enforceable) | all year | 008 |
| Toluene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 008 |
| Benzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 008 |
| Ethylbenzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 008 |
| Glycol, total | daily maximum | ≤ .1 mg/L (alert, not enforceable) | all year | 008 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 008 |
| Xylene [mix of m+o+p] | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 008 |
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year | 009 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 009 |
| Flow rate | monthly average | report only (gal/d) | all year | 009 |
| Flow rate | daily maximum | report only (gal/d) | all year | 009 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 009 |
| Oxygen, dissolved [DO] | maximum | report only (mg/L) | all year | 009 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 009 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 5 mg/L | Jun–Sep | 009 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 009 |
| pH | minimum | ≥ 6.5 SU | all year | 009 |
| pH | maximum | ≤ 8.5 SU | all year | 009 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 009 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 009 |
| Lead, total [as Pb] | daily maximum | ≤ .025 mg/L (alert, not enforceable) | all year | 009 |
| Toluene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 009 |
| Benzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 009 |
| Ethylbenzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 009 |
| Glycol, total | daily maximum | ≤ .1 mg/L (alert, not enforceable) | all year | 009 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 009 |
| Xylene [mix of m+o+p] | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 009 |
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year | 010 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 010 |
| Flow rate | monthly average | report only (gal/d) | all year | 010 |
| Flow rate | daily maximum | report only (gal/d) | all year | 010 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 010 |
| Oxygen, dissolved [DO] | maximum | report only (mg/L) | all year | 010 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 010 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 5 mg/L | Jun–Sep | 010 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 010 |
| pH | minimum | ≥ 6.5 SU | all year | 010 |
| pH | maximum | ≤ 8.5 SU | all year | 010 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 010 |
| Glycol, total | daily maximum | ≤ .1 mg/L (alert, not enforceable) | all year | 010 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 010 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 03B |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 10A |
| Lead, total [as Pb] | daily maximum | ≤ .025 mg/L (alert, not enforceable) | all year | 10A |
| Toluene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 10A |
| Benzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 10A |
| Ethylbenzene | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 10A |
| Xylene [mix of m+o+p] | daily maximum | ≤ .005 mg/L (alert, not enforceable) | all year | 10A |
Cited limits by parameter: New York's rules and the federal ones.
Same industry: the 7 Transportation by Air permits in New York.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/NY0213730 · MCP: https://passage-data.com/mcp