Clean Water Act discharge permit · NPDES IL0065200

COYNE CENTER SANITARY DISTRICT - STP, Milan, IL: NPDES IL0065200 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
6Pollutants with an effluent exceedance

COYNE CENTER SANITARY DISTRICT - STP, held by COYNE CENTER SANITARY DISTRICT, holds NPDES permit IL0065200, which discharges to Unnamed Trib Of Mill Creek. EPA’s file records it issued January 15, 2019 and expiring December 31, 2023. 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	COYNE CENTER SANITARY DISTRICT - STP
Permittee as filed	COYNE CENTER SANITARY DISTRICT
NPDES ID	IL0065200
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	January 15, 2019
Expiration date	December 31, 2023
Address	Milan, IL 61264
Receiving water	UNNAMED TRIB OF MILL CREEK
Subwatershed	Kickapoo Slu-Mississippi River (HUC 070801010601)
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
9With a violation of any kind
6With 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
Nitrogen, ammonia total [as N]	16	680	273	July 31, 2026	7,400% over the limit
Chlorine, total residual	1	172	73	September 30, 2020	820% over the limit
Solids, total suspended	5	543	49	February 28, 2021	283% over the limit
BOD, carbonaceous [5 day, 20 C]	4	441	41	February 28, 2021	640% over the limit
Oxygen, dissolved [DO]	5	177	2	December 31, 2007	10% over the limit
pH	2	207	1	July 31, 1997
Flow, in conduit or thru treatment plant	4	424	0
BOD, 5-day, 20 deg. C	1	102	0
Coliform, fecal general	1	19	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 IL0065200.

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.

Watch this permit

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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 IL0065200 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 IL0065200, held by Coyne Center Sanitary District - STP in Milan, IL, which discharges to Unnamed Trib Of Mill Creek within the Kickapoo Slu-Mississippi River watershed (HUC 070801010601). The page lists the permit as administratively continued, with a Minor Discharger class, 6 pollutants under a numeric limit, and 9 pollutants with an effluent exceedance.