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Of the 14 permits in EPA's SIC 4953 in MD, 2 went over a limit between 2025-10-01 and 2026-09-30 (Cadmium, total [as Cd]: 1; Iron, total [as Fe]: 1; Manganese, total [as Mn]: 1). 1 is 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.
All Maryland permitsAll states
| Facility | Last 12 months | Permit |
|---|---|---|
| HARWOOD LANDFILL, INC. MD0066087 · Refuse Systems | Over a limit 8×: Iron, total [as Fe] (6×), Cadmium, total [as Cd] (2×) | Expires Jul 31, 2030 |
| SHA LAKE LOUISE ACID LEACHATE MD0056341 · Refuse Systems | Over a limit 2×: Manganese, total [as Mn] (2×) | Renewal application due Jul 3, 2027 |
| Baltimore County DPW MD0063924 · Refuse Systems | No value over a limit | Renewal application due Apr 3, 2027 |
| GenOn MD Ash Management, LLC MD0057584 · Refuse Systems | No value over a limit; 2 required values not reported | Expires Feb 28, 2030 |
| GenOn Maryland Ash Management, LLC MD0056928 · Refuse Systems | No value over a limit; 7 required values not reported | Expires Apr 30, 2030 |
| GenOn Mid-Atlantic, LLC MD0054836 · Refuse Systems | No value over a limit; 3 required values not reported | Expires Dec 31, 2029 |
| HARFORD COUNTY DEPT OF PUBLIC WORKS - TOLLGATE LANDFILL MD0065765 · Refuse Systems | No value over a limit; 111 required values not reported | Renewal application due May 4, 2027 |
| HOWARD COUNTY DPW MD0067865 · Refuse Systems | No value over a limit | Renewal application due Mar 4, 2027 |
| HOWARD COUNTY DPW MD0068039 · Refuse Systems | No value over a limit | Renewal application due Mar 4, 2027 |
| Hawkins Landfill MD0066206 · Refuse Systems | No value over a limit | Renewal application due Jun 3, 2027 |
| Howard County DPW, Bureau of Environment Service MD0067873 · Refuse Systems | No value over a limit | Renewal application due Mar 4, 2027 |
| MD-SHA - GREENHILL COVE WWTP MD0063916 · Refuse Systems | No value over a limit | Expires Sep 30, 2031 |
| NORTHEAST MD WASTE DISPOSAL MD0065447 · Refuse Systems | No value over a limit; 1 required values not reported | Expires Apr 30, 2030 |
| WHEELABRATOR BALTIMORE, L.P. MD0060640 · Refuse Systems | 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=MD&sic=4953, 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