Velarion Records

Clean Water Act discharge permit · NPDES MOG491297

STEPHENS SITE CS-58S, Fredericktown, MO: NPDES MOG491297 discharge permit, effluent exceedances, inspections, penalties

STEPHENS SITE CS-58S, held by Kevin Thieret, holds NPDES permit MOG491297, which discharges to Tributary To Skrainka Creek. EPA’s file records it issued May 1, 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 filedSTEPHENS SITE CS-58S
Permittee as filedKevin Thieret
NPDES IDMOG491297
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
IssuedMay 1, 2017
Expiration dateApril 30, 2022
AddressFredericktown, MO 63645
Receiving waterTributary to Skrainka Creek
SubwatershedLittle St Francis River (HUC 080202020103)
NAICS212312 – Crushed and Broken Limestone Mining and Quarrying
SIC1411 – Dimension Stone

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
pH040
Solids, total suspended040
Solids, settleable040
Oil and grease [soxhlet extr.] tot.040
Flow, in conduit or thru treatment plant020
Storm water flow020

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MOG491297.

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 MOG491297.

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

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, MOG491297.

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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 MOG491297 there.

Nearby on the register

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

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