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Of the 19 permits in EPA's SIC 12 in CO, 6 went over a limit between 2025-10-01 and 2026-09-30 (Solids, total suspended: 2; Flow, in conduit or thru treatment plant: 1; LC50 Static Renewal 48Hr Acute Daphnia magna: 1). 18 are 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.
All Colorado permitsAll states
| Facility | Last 12 months | Permit |
|---|---|---|
| Blue Mountain Energy Inc CO0038024 · Bituminous Coal And Lignite - Surface | Over a limit 4×: LC50 Static Renewal 48Hr Acute Daphnia magna (3×), LC50 Static Renewal 96Hr Acute Pimephales promelas (1×) | Permit past the expiry date EPA's file holds |
| Twentymile Coal LLC CO0027154 · major · Bituminous Coal - Underground | Over a limit 2×: Solids, total suspended (2×) | Permit past the expiry date EPA's file holds |
| Elk Ridge Mining and Reclamation LLC CO0000213 · Bituminous Coal And Lignite - Surface | Over a limit 1×: Static Renewal 7 Day Chronic Ceriodaphnia dubia (1×) | Permit past the expiry date EPA's file holds |
| Peabody Sage Creek Mining LLC CO0048275 · major · Bituminous Coal - Underground | Over a limit 1×: Flow, in conduit or thru treatment plant (1×) | Permit past the expiry date EPA's file holds |
| Trapper Mining Inc CO0032115 · Bituminous Coal And Lignite - Surface | Over a limit 1×: Solids, total suspended (1×) | Permit past the expiry date EPA's file holds |
| Twentymile Coal LLC CO0036684 · Bituminous Coal And Lignite - Surface | Over a limit 1×: Solids, settleable (1×) | Permit past the expiry date EPA's file holds |
| ARC McClain Canyon LLC CO0038342 · Bituminous Coal - Underground | No value over a limit; 411 required values not reported | Permit past the expiry date EPA's file holds |
| Bowie Resources LLC CO0044776 · Bituminous Coal - Underground | No value over a limit | Permit past the expiry date EPA's file holds |
| Bowie Resources LLC CO0049045 · Bituminous Coal - Underground | No value over a limit | Permit past the expiry date EPA's file holds |
| Colowyo Coal Co LP CO0045161 · Bituminous Coal And Lignite - Surface | No value over a limit | Permit past the expiry date EPA's file holds |
| Elk Ridge Mining and Reclamation LLC CO0049069 · Bituminous Coal And Lignite - Surface | No value over a limit | Expires Aug 31, 2029 |
| Minrec Inc CO0048233 · Bituminous Coal - Underground | No value over a limit | Permit past the expiry date EPA's file holds |
| Mountain Coal Company LLC CO0038776 · Bituminous Coal - Underground | No value over a limit; 223 required values not reported | Permit past the expiry date EPA's file holds |
| New Elk Coal Company LLC CO0000906 · Bituminous Coal - Underground | No value over a limit; 836 required values not reported | Permit past the expiry date EPA's file holds |
| Oxbow Mining LLC CO0000132 · Bituminous Coal - Underground | No value over a limit | Permit past the expiry date EPA's file holds |
| Seneca Coal Co LLC CO0000221 · major · Bituminous Coal And Lignite - Surface | No value over a limit; 32 required values not reported | Permit past the expiry date EPA's file holds |
| Snowcap Coal Company Inc CO0027146 · Bituminous Coal And Lignite - Surface | No value over a limit | Permit past the expiry date EPA's file holds |
| Twentymile Coal Company CO0042161 · Bituminous Coal - Underground | No value over a limit | Permit past the expiry date EPA's file holds |
| Williams Fork Mining LLC CO0034142 · Bituminous Coal And Lignite - Surface | No value over a limit | Permit past the expiry date EPA's file holds |
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=CO&sic=12, narrowed with &over_limit=true, ¶meter=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