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Clean Water Act discharge permit · NPDES ILG840084

HOLCIM - MAMR, INC. - SHERIDAN PIT, Sheridan, IL: NPDES ILG840084 discharge permit, effluent exceedances, inspections, penalties

HOLCIM - MAMR, INC. - SHERIDAN PIT, held by LAFARGE AGGREGATES ILLINOIS INC, holds NPDES permit ILG840084, which discharges to Ditch Trib To Somonauk Creek. EPA’s file records it issued September 10, 2013 and expiring February 28, 2017. 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.

What the register holds for HOLCIM - MAMR, INC. - SHERIDAN PIT: its NPDES ID, its permit type and status, its dates, its address in Sheridan, Illinois, its receiving water, and 4 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILG840084.

Identity

Facility as filedHOLCIM - MAMR, INC. - SHERIDAN PIT
Permittee as filedLAFARGE AGGREGATES ILLINOIS INC
NPDES IDILG840084
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedSeptember 10, 2013
Expiration dateFebruary 28, 2017
AddressSheridan, IL 60551
Receiving waterDITCH TRIB TO SOMONAUK CREEK
SubwatershedOutlet Somonauk Creek (HUC 071200070404)

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

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH200
Solids, total suspended200
Flow, in conduit or thru treatment plant100
Offensive Conditions100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES ILG840084.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES ILG840084.

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 ILG840084 there.

Nearby on the register

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

What this page shows

This public-records page covers the Clean Water Act discharge permit NPDES ILG840084 for HOLCIM - MAMR, INC. - SHERIDAN PIT in Sheridan, Illinois, held by LAFARGE AGGREGATES ILLINOIS INC, with status administratively continued and a discharger class of 4. The page lists 4 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.