Clean Water Act discharge permit · NPDES ILG551032

WOLF LAKE SANITARY CORPORATION, Wolf Lake, IL: NPDES ILG551032 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
4Pollutants with an effluent exceedance

WOLF LAKE SANITARY CORPORATION holds NPDES permit ILG551032, which discharges to Unnamed Tributary Of Running Lake Ditch. EPA’s file records it issued January 23, 2015 and expiring June 30, 2018. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	WOLF LAKE SANITARY CORPORATION
Permittee as filed	WOLF LAKE SANITARY CORPORATION
NPDES ID	ILG551032
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Industrial pretreatment
Issued	January 23, 2015
Expiration date	June 30, 2018
Address	Wolf Lake, IL 62998
Receiving water	UNNAMED TRIBUTARY OF RUNNING LAKE DITCH
Subwatershed	Running Lake Ditch (HUC 071401050701)
SIC	4952 – Sewerage Systems

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

9Pollutants on file
9Under a numeric limit
8With a violation of any kind
4With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Solids, total suspended	5	399	380	March 31, 2026	938% over the limit
BOD, carbonaceous [5 day, 20 C]	4	119	111	March 31, 2026	532% over the limit
pH	2	61	56	June 30, 2026
Oxygen, dissolved [DO]	1	18	16	April 30, 2024	67% over the limit
Flow, in conduit or thru treatment plant	4	16	0
BOD, 5-day, 20 deg. C	1	10	0
Nitrogen, ammonia total [as N]	1	2	0
Chlorine, total residual	1	2	0
Coliform, fecal general	1	0	0

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES ILG551032.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID ILG551032 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

This public-records page covers Clean Water Act discharge permit NPDES ILG551032, held by WOLF LAKE SANITARY CORPORATION in Wolf Lake, IL, which discharges to Unnamed Tributary Of Running Lake Ditch within the Running Lake Ditch subwatershed (HUC 071401050701). The page lists 4 pollutants with an effluent exceedance and 4 pollutants under a numeric limit, with the permit shown as administratively continued and a Minor Discharger class of 9.