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Metal Mining — NPDES discharge permits in Alabama

Of the 9 permits in EPA's SIC 10 in AL, 1 went over a limit between 2025-10-01 and 2026-09-30 (Aluminum, total [as Al]: 1; Iron, total [as Fe]: 1). 0 are past the expiry date EPA's file holds; 7 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
National Cement Company of Alabama, Inc.
AL0075264 · Metal Ores
Over a limit 4×: Aluminum, total [as Al] (2×), Iron, total [as Fe] (2×)Expires Jan 20, 2031
Alabama Pigments Co., Inc.
AL0067245 · Iron Ores
No value over a limitRenewal application due Apr 3, 2028
Imerys Refractory Minerals USA, Inc
AL0055930 · Metal Ores
No value over a limitRenewal application due Mar 4, 2028
Imerys Refractory Minerals USA, Inc
AL0081108 · Metal Ores
No value over a limitRenewal application due Dec 2, 2026
Imerys Refractory Minerals USA, Inc
AL0082163 · Metal Ores
No value over a limitExpires Dec 9, 2030
Imerys Refractory Minerals USA, Inc.
AL0071196 · Metal Ores
No value over a limitRenewal application due Mar 4, 2028
Imerys Refractory Minerals USA, Inc.
AL0078077 · Metal Ores
No value over a limitRenewal application due Dec 2, 2026
Imerys Refractory Minerals USA, Inc.
AL0080845 · Metal Ores
No value over a limitRenewal application due Sep 2, 2027
Pyne Rock Corporation
AL0058076 · Iron Ores
No value over a limitRenewal application due Oct 3, 2027

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=AL&sic=10, 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