Clean Water Act discharge permit · NPDES TX0141313

DENBURY WEST WWTP, Conroe, TX: NPDES TX0141313 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
8Pollutants under a numeric limit
1Pollutants with an effluent exceedance

DENBURY WEST WWTP, held by MONTGOMERY COUNTY MUD 163, holds NPDES permit TX0141313, which discharges to Drainage Ditch, Crystal Crk, W. Fork Sjr. EPA’s file records it issued March 18, 2022 and expiring March 18, 2027. 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	DENBURY WEST WWTP
Permittee as filed	MONTGOMERY COUNTY MUD 163
NPDES ID	TX0141313
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	March 18, 2022
Expiration date	March 18, 2027
Address	Conroe, TX 77302
Receiving water	DRAINAGE DITCH, CRYSTAL CRK, W. FORK SJR
Subwatershed	White Oak Creek-West Fork San Jacinto River (HUC 120401010404)

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

Effluent limits and exceedances

8Pollutants on file
8Under a numeric limit
1With 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
Nitrogen, ammonia total [as N]	3	1	1	March 31, 2025	38% over the limit
Solids, total suspended	3	0	0
BOD, carbonaceous [5 day, 20 C]	3	0	0
pH	2	0	0
Flow, in conduit or thru treatment plant	2	0	0
Chlorine, total residual	2	0	0
E. coli	2	0	0
Oxygen, dissolved [DO]	1	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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0141313.

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, TX0141313.

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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 TX0141313 there.

Nearby on the register

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

This public-records page covers NPDES permit TX0141313 for the DENBURY WEST WWTP in Conroe, TX, held by MONTGOMERY COUNTY MUD 163 and discharging to Drainage Ditch, Crystal Crk, W. Fork Sjr within the White Oak Creek-West Fork San Jacinto River subwatershed (HUC 120401010404). The permit is listed as Effective and was issued March 18, 2022, with an expiration date of March 18, 2027, and the page reports 8 pollutants on file, 1 under a numeric limit, and 1 with an effluent exceedance.