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SIC 65 — NPDES discharge permits in Maryland

Of the 9 permits in EPA's SIC 65 in MD, 4 went over a limit between 2025-10-01 and 2026-09-30 (Nitrogen, Kjeldahl, total [as N]: 3; Solids, total suspended: 3; BOD, 5-day, 20 deg. C: 2). 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
LANDSMAN, LLC.
MD0023272 · Mobile Home Site Operators
Over a limit 38×: Nitrogen, ammonia total [as N] (19×), Solids, total suspended (12×), Nitrogen, Kjeldahl, total [as N] (4×)Expires Oct 31, 2030
Lakeshore Management, INC
MD0024546 · Mobile Home Site Operators
Over a limit 12×: Nitrogen, Kjeldahl, total [as N] (8×), BOD, 5-day, 20 deg. C (2×), Nitrogen, ammonia total [as N] (2×)Expires Feb 28, 2031
Patuxent MHC, LLC
MD0024694 · Mobile Home Site Operators
Over a limit 11×: Solids, total suspended (4×), BOD, 5-day, 20 deg. C (3×), E. coli (2×)Expires Dec 31, 2030
BEL ALTON WWTP
MD0050334 · Apartment Building Operators
Over a limit 2×: Solids, total suspended (1×), Nitrogen, Kjeldahl, total [as N] (1×)Expires Jan 31, 2030
Allegany Department of Public Works - Utilities Division
MD0068896 · Nonresidential Building Operators
No value over a limitExpires Dec 31, 2028
FAHRNEY-KEEDY MEMORIAL HOME
MD0053066 · Apartment Building Operators
No value over a limitExpires Jun 30, 2029
Montgomery County Government, Department of General Services
MD0068195 · Nonresidential Building Operators
No value over a limitRenewal application due Jul 4, 2027
The William Schneider Company, Inc.
MD0022845 · Apartment Building Operators
No value over a limitExpires Jun 30, 2029
WOODLAWN ESTATES, LLC
MD0023337 · Mobile Home Site Operators
No value over a limit; 2 required values not reportedRenewal application due Feb 2, 2028

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=65, 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