Clean Water Act discharge permit · NPDES IL0025747

CHEMETCO INC, ESTATE OF, Hartford, IL: NPDES IL0025747 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
15Pollutants under a numeric limit
3Pollutants with an effluent exceedance

CHEMETCO INC, ESTATE OF holds NPDES permit IL0025747, which discharges to Unnamed Trib To Long Lake. EPA’s file records it issued January 25, 2019 and expiring January 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	CHEMETCO INC, ESTATE OF
Permittee as filed	CHEMETCO INC, ESTATE OF
NPDES ID	IL0025747
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	January 25, 2019
Expiration date	January 31, 2024
Address	Hartford, IL 62048
Receiving water	UNNAMED TRIB TO LONG LAKE
Subwatershed	Maline Creek-Mississippi River (HUC 071401010401)

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

Effluent limits and exceedances

21Pollutants on file
15Under a numeric limit
21With a violation of any kind
3With 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
pH	2	138	64	October 31, 2018
Copper, total [as Cu]	2	88	14	July 31, 2026	331% over the limit
Zinc, total [as Zn]	2	81	7	May 31, 2026	657% over the limit
Flow, in conduit or thru treatment plant	2	78	0
BOD, 5-day, 20 deg. C	2	74	0
Solids, total suspended	2	74	0
Iron, total [as Fe]	2	74	0
Lead, total [as Pb]	2	74	0
Manganese, total [as Mn]	2	74	0
Nickel, total [as Ni]	2	74	0
Oil and grease	2	74	0
Cadmium, total [as Cd]	2	72	0
Oxygen demand, chem. [high level] [COD]	2	70	0
Arsenic, total [as As]	2	70	0
Chromium, total [as Cr]	2	70	0
Silver, total [as Ag]	0	18	0
Barium, total [as Ba]	0	16	0
Selenium, total [as Se]	0	16	0
Nitrogen, ammonia, total [as NH3]	0	16	0
Chlorine, total residual	0	6	0
Boron, total [as B]	0	2	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 IL0025747.

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

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, IL0025747.

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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 IL0025747 there.

Nearby on the register

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