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SIC 88 — NPDES discharge permits in Illinois

Of the 5 permits in EPA's SIC 88 in IL, 4 went over a limit between 2025-10-01 and 2026-09-30 (Nitrogen, ammonia total [as N]: 3; Coliform, fecal general: 2; Solids, total suspended: 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
STELLE COMMUNITY ASSOCIATION
IL0026697 · Private Households
Over a limit 130×: Nitrogen, ammonia total [as N] (56×), Oxygen, dissolved [DO] (28×), BOD, carbonaceous [5 day, 20 C] (27×)Expires Dec 31, 2029
MALLINGHAM HOMEOWNER'S ASSOCIATION
IL0073563 · Private Households
Over a limit 15×: Coliform, fecal general (7×), Nitrogen, ammonia total [as N] (5×), Solids, total suspended (3×)Renewal application due Apr 3, 2027
HOMEOWNERS ASSOCIATION OF SHERWOOD LAKE
IL0075892 · Private Households
Over a limit 5×: Nitrogen, ammonia total [as N] (4×), Solids, total suspended (1×)Renewal application due Jun 3, 2027
PRAIRIE VIEW HOMEOWNERS ASSOCIATION
IL0074365 · Private Households
Over a limit 3×: Coliform, fecal general (3×)Expires May 31, 2030
LONE OAK ESTATES SUBDIVISION
IL0070904 · Private Households
No value over a limit; 49 required values not reportedExpires Jul 31, 2029

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=IL&sic=88, 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