Velarion Records

Clean Water Act discharge permit · NPDES MOG490359

ARNOLD READY MIX CEDAR HILL, Cedar Hill, MO: NPDES MOG490359 discharge permit, effluent exceedances, inspections, penalties

ARNOLD READY MIX CEDAR HILL, held by ARNOLD READY MIX, holds NPDES permit MOG490359, which discharges to Tributary To Big River. EPA’s file records it issued June 28, 2017 and expiring April 30, 2022. 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 filedARNOLD READY MIX CEDAR HILL
Permittee as filedARNOLD READY MIX
NPDES IDMOG490359
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
ProgramIndustrial stormwater
IssuedJune 28, 2017
Expiration dateApril 30, 2022
AddressCedar Hill, MO 63016
Receiving waterTributary to Big River
SubwatershedBig River (HUC 071401040407)
SIC1422 – Crushed And Broken Limestone

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

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
pH080
Oil and grease [soxhlet extr.] tot.080
Solids, total suspended040
Solids, settleable040
Flow, in conduit or thru treatment plant040

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MOG490359.

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 MOG490359.

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 MOG490359 there.

Nearby on the register

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

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