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SIC 65 — NPDES discharge permits in Michigan

Of the 18 permits in EPA's SIC 65 in MI, 8 went over a limit between 2025-10-01 and 2026-09-30 (Nitrogen, ammonia total [as N]: 7; Phosphorus, total [as P]: 4; BOD, carbonaceous [5 day, 20 C]: 3). 8 are past the expiry date EPA's file holds; 3 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
Flat Rock Terrace LLC
MI0029122 · Mobile Home Site Operators
Over a limit 40×: BOD, carbonaceous [5 day, 20 C] (20×), Nitrogen, ammonia total [as N] (17×), Coliform, fecal general (2×)Permit past the expiry date EPA's file holds
Americana Estates of Casco, L.L.C. c/o York Management
MI0027073 · Mobile Home Site Operators
Over a limit 28×: Nitrogen, ammonia total [as N] (26×), BOD, carbonaceous [5 day, 20 C] (2×)Permit past the expiry date EPA's file holds
Otisville Partners LLC dba Orchard Cove MHC
MI0054755 · Mobile Home Site Operators
Over a limit 23×: Phosphorus, total [as P] (14×), Coliform, fecal general (4×), Nitrogen, ammonia total [as N] (4×)Renewal application due Apr 4, 2028
Rawsonville Woods Owner LLC
MI0056677 · Mobile Home Site Operators
Over a limit 10×: Nitrogen, ammonia total [as N] (9×), pH (1×)Permit past the expiry date EPA's file holds
Columbia Lakes Condominium Association
MI0057275 · Mobile Home Site Operators
Over a limit 9×: Nitrogen, ammonia total [as N] (8×), Phosphorus, total [as P] (1×)Expires Oct 1, 2029
Kumar Vemulapalli, Davies Enterprise
MI0056553 · Mobile Home Site Operators
Over a limit 8×: Nitrogen, ammonia total [as N] (6×), BOD, carbonaceous [5 day, 20 C] (2×)Permit past the expiry date EPA's file holds
Orchards MHC, Inc
MI0055263 · Mobile Home Site Operators
Over a limit 5×: Nitrogen, ammonia total [as N] (3×), Phosphorus, total [as P] (2×)Expires Oct 1, 2029
Deerfield MI LLC
MI0053180 · Mobile Home Site Operators
Over a limit 4×: Phosphorus, total [as P] (2×), Coliform, fecal general (1×), Solids, total suspended (1×)Expires Oct 1, 2029
AWWTP, LLC
MI0055981 · Nonresidential Building Operators
No value over a limit; 298 required values not reportedPermit past the expiry date EPA's file holds
Andover Partners LLC
MI0060388 · Mobile Home Site Operators
No value over a limit; 211 required values not reportedExpires Oct 1, 2030
DTE-Northwind, LLC
MI0059188 · Nonresidential Building Operators
No value over a limitPermit past the expiry date EPA's file holds
FSA Holly Hill Property
MI0050181 · Mobile Home Site Operators
No value over a limitPermit past the expiry date EPA's file holds
FSI Mason Manor
MI0043036 · Mobile Home Site Operators
No value over a limitExpires Oct 1, 2029
Noneman Real Estate Company c/o Dennis Noneman, Manager
MI0026611 · Apartment Building Operators
No value over a limitRenewal application due Apr 4, 2027
Pine Lake Investors, LLC
MI0053589 · Mobile Home Site Operators
No value over a limitExpires Oct 1, 2029
Sheffer Capital
MI0060324 · Apartment Building Operators
No value over a limitRenewal application due Apr 4, 2027
Sun Communities, Inc.
MI0055034 · Mobile Home Site Operators
No value over a limitExpires Oct 1, 2029
Woodland Ridge Manufactured Housing Community Ltd.
MI0058426 · Mobile Home Site Operators
No value over a limitPermit 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=MI&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