Clean Water Act discharge permit · NPDES TX0118401

THE WHITMORE MANUFACTURING CO., Rockwall, TX: NPDES TX0118401 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
4Pollutants under a numeric limit
1Pollutants with an effluent exceedance

THE WHITMORE MANUFACTURING CO., held by WHITMORE MANUFACTURING COMPANY, holds NPDES permit TX0118401, which discharges to Drainage Ditch;Tributary Of Squabbl. EPA’s file records it issued August 31, 2007 and expiring October 1, 2011. 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.

Identity

Facility as filed	THE WHITMORE MANUFACTURING CO.
Permittee as filed	WHITMORE MANUFACTURING COMPANY
NPDES ID	TX0118401
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	August 31, 2007
Expiration date	October 1, 2011
Address	Rockwall, TX 75087
Receiving water	DRAINAGE DITCH;TRIBUTARY OF SQUABBL
Subwatershed	Cottonwood Creek-East Fork Trinity River (HUC 120301060402)
Other EPA IDs (FRS)	RCRA handler TXD004178935

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

5Pollutants on file
4Under 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
pH	2	11	7	July 31, 2006
Flow [dry weather]	2	4	0
Oil & Grease	1	2	0
Carbon, tot organic [TOC]	1	2	0
Copper, total [as Cu]	0	1	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 TX0118401.

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, TX0118401.

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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 TX0118401 there.

Nearby on the register

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

This public-records page covers NPDES permit TX0118401, held by WHITMORE MANUFACTURING COMPANY for THE WHITMORE MANUFACTURING CO. in Rockwall, TX, which discharges to Drainage Ditch;Tributary Of Squabbl within the Cottonwood Creek-East Fork Trinity River subwatershed (HUC 120301060402). The permit is listed as administratively continued, with 1 pollutant under a numeric limit and 1 pollutant with an effluent exceedance, and the permit was issued August 31, 2007 and expired October 1, 2011.