Clean Water Act discharge permit · NPDES TX0141291

HARRIS COUNTY MUD 418 WWTP 2, Cypress, TX: NPDES TX0141291 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MajorDischarger class
8Pollutants under a numeric limit
0Pollutants with an effluent exceedance

HARRIS COUNTY MUD 418 WWTP 2, held by HARRIS COUNT Y MUD 418, holds NPDES permit TX0141291, which discharges to Cypress Creek. EPA’s file records it issued July 13, 2022 and expiring July 13, 2027. 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.

What the register holds for HARRIS COUNTY MUD 418 WWTP 2: its NPDES ID, its permit type and status, its dates, its address in Cypress, Texas, its receiving water, and 8 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TX0141291.

Identity

Facility as filed	HARRIS COUNTY MUD 418 WWTP 2
Permittee as filed	HARRIS COUNT Y MUD 418
NPDES ID	TX0141291
Permit status	Effective
Permit type	Individual permit
Discharger class	Major discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	July 13, 2022
Expiration date	July 13, 2027
Address	Cypress, TX 77433
Receiving water	Cypress Creek
Subwatershed	Mallard Lake-Cypress Creek (HUC 120401020103)
SIC	4952 – Sewerage Systems

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

8Pollutants on file
8Under a numeric limit
0With a violation of any kind
0With 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	3	0	0
Nitrogen, ammonia total [as N]	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

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES TX0141291.

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 TX0141291.

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, TX0141291.

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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 TX0141291 there.

Nearby on the register

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

This public-records page covers NPDES permit TX0141291, held by HARRIS COUNTY MUD 418 for the HARRIS COUNTY MUD 418 WWTP 2 in Cypress, TX, which discharges to Cypress Creek. The permit is listed as Effective, issued July 13, 2022 and expiring July 13, 2027, with 8 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.