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Transportation by Air — NPDES discharge permits in Tennessee

Of the 3 permits in EPA's SIC 45 in TN, 0 went over a limit between 2025-10-01 and 2026-09-30. 0 are past the expiry date EPA's file holds; 2 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
Federal Express Corporation (FedEx)
TN0067351 · Air Courier Services
No value over a limitRenewal application overdue
Memphis-Shelby County Airport Authority
TN0072940 · Airports, Flying Fields, & Services
No value over a limitRenewal application overdue
Metro Nashville Airport Authority
TN0064041 · Airports, Flying Fields, & Services
No value over a limit; 4 required values not reportedExpires Jul 31, 2030

The record is EPA's ICIS-NPDES file of 2026-10-15: values filed against each limit between Oct 1, 2025 and Sep 30, 2026. No reports on file may be EPA's gap, not the facility's.

For programs and AI agents: this screen as JSON at /api/v1/permits?state=TN&sic=45, narrowed with &over_limit=true, &parameter=phosphorus or &renewal=due; or add https://passage-data.com/mcp as a remote MCP server (tool list_permits). Free, no key. llms.txt

From EPA's ECHO data, not the permit document itself: your permit is the final word. All states