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Federal facility (National Security), major discharger, Fort Knox, Kentucky. NPDES permit KY0002917, in force until Jun 30, 2030. Last 12 months: no values over a limit, 1 of 51 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Streamflow | monthly average | report only (MGD) | all year | 003 |
| Streamflow | daily maximum | report only (MGD) | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | daily maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 003 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Arsenic, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Thallium, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Thallium, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Nickel, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Silver total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Silver total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Cadmium, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Copper, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Antimony, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Mercury, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Mercury, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Streamflow | monthly average | report only (MGD) | all year | 004 |
| Streamflow | daily maximum | report only (MGD) | all year | 004 |
| pH | minimum | ≥ 6 SU | all year | 004 |
| pH | daily maximum | ≤ 9 SU | all year | 004 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 004 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 004 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 004 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 004 |
| Arsenic, total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Thallium, total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Thallium, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Nickel, total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Silver total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Silver total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Cadmium, total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Copper, total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Antimony, total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Mercury, total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Mercury, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Streamflow | monthly average | report only (MGD) | all year | 005 |
| Streamflow | daily maximum | report only (MGD) | all year | 005 |
| pH | minimum | ≥ 6 SU | all year | 005 |
| pH | daily maximum | ≤ 9 SU | all year | 005 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 005 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 005 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 005 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 005 |
| Arsenic, total recoverable | monthly average | report only (mg/L) | all year | 005 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Thallium, total recoverable | monthly average | report only (mg/L) | all year | 005 |
| Thallium, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Nickel, total recoverable | monthly average | report only (mg/L) | all year | 005 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Silver total recoverable | monthly average | report only (mg/L) | all year | 005 |
| Silver total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year | 005 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Cadmium, total recoverable | monthly average | report only (mg/L) | all year | 005 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 005 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Copper, total recoverable | monthly average | report only (mg/L) | all year | 005 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Antimony, total recoverable | monthly average | report only (mg/L) | all year | 005 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Mercury, total recoverable | monthly average | report only (mg/L) | all year | 005 |
| Mercury, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Streamflow | monthly average | report only (MGD) | all year | 006 |
| Streamflow | daily maximum | report only (MGD) | all year | 006 |
| pH | minimum | ≥ 6 SU | all year | 006 |
| pH | daily maximum | ≤ 9 SU | all year | 006 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 006 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 006 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 006 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 006 |
| Arsenic, total recoverable | monthly average | report only (mg/L) | all year | 006 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Thallium, total recoverable | monthly average | report only (mg/L) | all year | 006 |
| Thallium, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Nickel, total recoverable | monthly average | report only (mg/L) | all year | 006 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Silver total recoverable | monthly average | report only (mg/L) | all year | 006 |
| Silver total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year | 006 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Cadmium, total recoverable | monthly average | report only (mg/L) | all year | 006 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 006 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Copper, total recoverable | monthly average | report only (mg/L) | all year | 006 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Antimony, total recoverable | monthly average | report only (mg/L) | all year | 006 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Mercury, total recoverable | monthly average | report only (mg/L) | all year | 006 |
| Mercury, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| pH | minimum | ≥ 6 SU | all year | 007 |
| pH | daily maximum | ≤ 9 SU | all year | 007 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 007 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 007 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 007 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 007 |
| pH | minimum | ≥ 6 SU | all year | 008 |
| pH | daily maximum | ≤ 9 SU | all year | 008 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 008 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 008 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 008 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 008 |
| pH | minimum | ≥ 6 SU | all year | 009 |
| pH | daily maximum | ≤ 9 SU | all year | 009 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 009 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 009 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 009 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 009 |
| Arsenic, total recoverable | monthly average | report only (mg/L) | all year | 009 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 009 |
| Thallium, total recoverable | monthly average | report only (mg/L) | all year | 009 |
| Thallium, total recoverable | daily maximum | report only (mg/L) | all year | 009 |
| Nickel, total recoverable | monthly average | report only (mg/L) | all year | 009 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 009 |
| Silver total recoverable | monthly average | report only (mg/L) | all year | 009 |
| Silver total recoverable | daily maximum | report only (mg/L) | all year | 009 |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year | 009 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 009 |
| Cadmium, total recoverable | monthly average | report only (mg/L) | all year | 009 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 009 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 009 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 009 |
| Copper, total recoverable | monthly average | report only (mg/L) | all year | 009 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 009 |
| Antimony, total recoverable | monthly average | report only (mg/L) | all year | 009 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 009 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 009 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 009 |
| Mercury, total recoverable | monthly average | report only (mg/L) | all year | 009 |
| Mercury, total recoverable | daily maximum | report only (mg/L) | all year | 009 |
| pH | minimum | ≥ 6 SU | all year | 010 |
| pH | daily maximum | ≤ 9 SU | all year | 010 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 010 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 010 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 010 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 010 |
| pH | minimum | ≥ 6 SU | all year | 011 |
| pH | daily maximum | ≤ 9 SU | all year | 011 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 011 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 011 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 011 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 011 |
| Arsenic, total recoverable | monthly average | report only (mg/L) | all year | 011 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 011 |
| Thallium, total recoverable | monthly average | report only (mg/L) | all year | 011 |
| Thallium, total recoverable | daily maximum | report only (mg/L) | all year | 011 |
| Nickel, total recoverable | monthly average | report only (mg/L) | all year | 011 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 011 |
| Silver total recoverable | monthly average | report only (mg/L) | all year | 011 |
| Silver total recoverable | daily maximum | report only (mg/L) | all year | 011 |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year | 011 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 011 |
| Cadmium, total recoverable | monthly average | report only (mg/L) | all year | 011 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 011 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 011 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 011 |
| Copper, total recoverable | monthly average | report only (mg/L) | all year | 011 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 011 |
| Antimony, total recoverable | monthly average | report only (mg/L) | all year | 011 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 011 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 011 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 011 |
| Mercury, total recoverable | monthly average | report only (mg/L) | all year | 011 |
| Mercury, total recoverable | daily maximum | report only (mg/L) | all year | 011 |
| pH | minimum | ≥ 6 SU | all year | 012 |
| pH | daily maximum | ≤ 9 SU | all year | 012 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 012 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 012 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 012 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 012 |
| Arsenic, total recoverable | monthly average | report only (mg/L) | all year | 012 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 012 |
| Thallium, total recoverable | monthly average | report only (mg/L) | all year | 012 |
| Thallium, total recoverable | daily maximum | report only (mg/L) | all year | 012 |
| Nickel, total recoverable | monthly average | report only (mg/L) | all year | 012 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 012 |
| Silver total recoverable | monthly average | report only (mg/L) | all year | 012 |
| Silver total recoverable | daily maximum | report only (mg/L) | all year | 012 |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year | 012 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 012 |
| Cadmium, total recoverable | monthly average | report only (mg/L) | all year | 012 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 012 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 012 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 012 |
| Copper, total recoverable | monthly average | report only (mg/L) | all year | 012 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 012 |
| Antimony, total recoverable | monthly average | report only (mg/L) | all year | 012 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 012 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 012 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 012 |
| Mercury, total recoverable | monthly average | report only (mg/L) | all year | 012 |
| Mercury, total recoverable | daily maximum | report only (mg/L) | all year | 012 |
| pH | minimum | ≥ 6 SU | all year | 013 |
| pH | daily maximum | ≤ 9 SU | all year | 013 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 013 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 013 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 013 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 013 |
| Arsenic, total recoverable | monthly average | report only (mg/L) | all year | 013 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 013 |
| Thallium, total recoverable | monthly average | report only (mg/L) | all year | 013 |
| Thallium, total recoverable | daily maximum | report only (mg/L) | all year | 013 |
| Nickel, total recoverable | monthly average | report only (mg/L) | all year | 013 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 013 |
| Silver total recoverable | monthly average | report only (mg/L) | all year | 013 |
| Silver total recoverable | daily maximum | report only (mg/L) | all year | 013 |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year | 013 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 013 |
| Cadmium, total recoverable | monthly average | report only (mg/L) | all year | 013 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 013 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 013 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 013 |
| Copper, total recoverable | monthly average | report only (mg/L) | all year | 013 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 013 |
| Antimony, total recoverable | monthly average | report only (mg/L) | all year | 013 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 013 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 013 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 013 |
| Mercury, total recoverable | monthly average | report only (mg/L) | all year | 013 |
| Mercury, total recoverable | daily maximum | report only (mg/L) | all year | 013 |
| pH | minimum | ≥ 6 SU | all year | 017 |
| pH | daily maximum | ≤ 9 SU | all year | 017 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 017 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 017 |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year | 017 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 017 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 017 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 017 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 017 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 017 |
| pH | minimum | ≥ 6 SU | all year | 019 |
| pH | daily maximum | ≤ 9 SU | all year | 019 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 019 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 019 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 019 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 019 |
Cited limits by parameter: Kentucky's rules and the federal ones.
Same industry: the 5 National Security and International Affairs permits in Kentucky.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/KY0002917 · MCP: https://passage-data.com/mcp