Clean Water Act discharge permit · NPDES IL0021539

METAMORA NORTH STP, VILLAGE OF, Metamora, IL: NPDES IL0021539 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
11Pollutants under a numeric limit
6Pollutants with an effluent exceedance

METAMORA NORTH STP, VILLAGE OF, held by METAMORA, VILLAGE OF, holds NPDES permit IL0021539, which discharges to Unnamed Trib Of Partridge Creek. EPA’s file records it issued January 16, 2019 and expiring December 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	METAMORA NORTH STP, VILLAGE OF
Permittee as filed	METAMORA, VILLAGE OF
NPDES ID	IL0021539
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 16, 2019
Expiration date	December 31, 2023
Address	Metamora, IL 61548
Receiving water	UNNAMED TRIB OF PARTRIDGE CREEK
Subwatershed	Partridge Creek (HUC 071300011701)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

11Pollutants on file
11Under a numeric limit
11With 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]	40	205	77	March 31, 2026	767% over the limit
Oxygen, dissolved [DO]	10	117	68	July 31, 2024	76% over the limit
pH	4	107	55	May 31, 2026
Coliform, fecal general	3	67	49	July 31, 2026	13,150% over the limit
Solids, total suspended	10	201	45	June 30, 2024	386% over the limit
BOD, carbonaceous [5 day, 20 C]	8	106	2	February 28, 2003	48% over the limit
Flow, in conduit or thru treatment plant	6	114	0
BOD, 5-day, 20 deg. C	2	53	0
Chlorine, total residual	2	29	0
Flow	1	22	0
Flow, total	1	14	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 IL0021539.

Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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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How we handle your data → Privacy

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 IL0021539 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.