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Heavy Construction — NPDES discharge permits in Kentucky

Of the 3 permits in EPA's SIC 16 in KY, 1 went over a limit between 2025-10-01 and 2026-09-30 (Iron, total recoverable: 1; pH: 1; Solids, total suspended: 1). 1 is past the expiry date EPA's file holds; 0 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
AA Hwy Park Development - Blackbird Holl
KY0106305 · Heavy Construction
Over a limit 14×: pH (8×), Solids, total suspended (5×), Iron, total recoverable (1×)Permit past the expiry date EPA's file holds
Castlen Enterprises LLC
KY0113166 · Heavy Construction
No value over a limitExpires Sep 30, 2031
Cumberland Gap Tunnel
KY0111937 · Highway And Street Construction
No value over a limitExpires Sep 30, 2031

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=KY&sic=16, 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