Clean Water Act discharge permit · NPDES MO0106542

LANCE L COX WWTF, Mexico, MO: NPDES MO0106542 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
1Pollutants with an effluent exceedance

LANCE L COX WWTF, held by LANCE L COX, holds NPDES permit MO0106542, which discharges to S. Fk. Salt R.. EPA’s file records it issued November 14, 2008 and expiring November 13, 2013. 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 filed	LANCE L COX WWTF
Permittee as filed	LANCE L COX
NPDES ID	MO0106542
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	November 14, 2008
Expiration date	November 13, 2013
Issuing agency	MODNR-Water Protection Program
Address	Mexico, MO 65265
Receiving water	S. Fk. Salt R.
Subwatershed	Headwaters South Fork Salt River (HUC 071100060501)
SIC	5521 – Used Car Dealers

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

7Pollutants on file
6Under a numeric limit
5With a violation of any kind
1With 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
Solids, total suspended	2	10	2	September 30, 2009	297% over the limit
BOD, 5-day, 20 deg. C	2	8	0
pH	2	6	0
Flow, in conduit or thru treatment plant	2	6	0
Nitrogen, ammonia total [as N]	0	4	0
Temperature, water deg. centigrade	2	0	0
Ammonia [as N] + unionized ammonia	2	0	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

1Single-event violations

Date	What EPA recorded	Agency
July 19, 2018	Permit Violations - Violation Specified in Comment	ST6

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 MO0106542 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES MO0106542 for the LANCE L COX WWTF in Mexico, MO, which is administratively continued and classed as a minor discharger. The page lists 6 pollutants under a numeric limit and 1 pollutant with an effluent exceedance, with the permit's listed issuance and expiration dates shown as recorded in EPA's file as of October 14, 2026.