Clean Water Act discharge permit · NPDES TX0137219

HARRIS CO IMPROVEMENT DISTRICT 13 WWTF, Cypress, TX: NPDES TX0137219 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
3Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

HARRIS CO IMPROVEMENT DISTRICT 13 WWTF, held by DUNHAM POINT DEVELOPMENT, LLC, holds NPDES permit TX0137219, which discharges to Hcfcd K15-00-00. EPA’s file records it issued April 21, 2017 and expiring February 1, 2020.

HARRIS CO IMPROVEMENT DISTRICT 13 WWTF, Cypress, Texas: Individual permit TX0137219, held by DUNHAM POINT DEVELOPMENT, LLC; Administratively continued (past its expiration date and still in force until reissued); issued April 21, 2017, term to February 1, 2020; discharges to HCFCD K15-00-00.

Solids, total suspended: 0 limits, 11 violations of any kind, 11 effluent exceedances, latest May 31, 2026, largest 164% over the limit.
Nitrogen, ammonia total [as N]: 0 limits, 7 violations of any kind, 7 effluent exceedances, latest March 31, 2025, largest 225% over the limit.
Flow, in conduit or thru treatment plant: 0 limits, 6 violations of any kind, 6 effluent exceedances, latest July 31, 2026, largest 174% over the limit.

December 13, 2023: Permit Violations - Violation Specified in Comment (ST6).

HARRIS CO IMPROVEMENT DISTRICT 13 WWTF among its neighbors

EPA’s permit file holds 78 discharge permits in the Dry Creek-Cypress Creek subwatershed (HUC 120401020104), TX0137219 among them. Its county holds 4,455, 195 of them major permits; TX0137219 is a minor permit.

Other permits in the Dry Creek-Cypress Creek subwatershed (HUC 120401020104)

2022 CY-FAIR MULTISITE MASTER PLAN - PACKAGE 3, Cypress: TXR1510QH, minor permit, discharging to CYPRESS CREEK, permit term to March 4, 2028
290 GRAND MOB, Cypress: TXR1536RB, minor permit, discharging to LITTLE CYPRESS CREEK, permit term to March 4, 2028
AE MACHINE WORKS, Cypress: TXRNECC95, minor permit, permit term to August 13, 2026
AMAZONCOM SERVICES DHT4, Cypress: TXR05FS63, minor permit, permit term to August 13, 2026
ARNOLD MIDDLE SCHOOL, Cypress: TXR1569UM, minor permit, discharging to CYPRESS CREEK, permit term to March 4, 2028
BAKER UTILITIES, Cypress: TX0129771, minor permit, discharging to CYPRESS CREEK, permit term to February 1, 2018
BRIDGELAND CENTRAL - EASTHAVEN BC-2, Cypress: TXR1511WT, minor permit, discharging to CYPRESS CREEK, permit term to March 4, 2028
BRIDGELAND CENTRAL - EASTHAVEN BC-3, Cypress: TXR1548WN, minor permit, discharging to CYPRESS CREEK, permit term to March 4, 2028
BRIDGELAND CENTRAL SEC 2, Cypress: TXR1532SK, minor permit, discharging to BRIDGELAND DETENTION PHASE 604, permit term to March 4, 2028
BRIDGELAND CENTRAL SEC 3, Cypress: TXR1540SK, minor permit, discharging to BRIDGELAND DETENTION PHASE 6B, permit term to March 4, 2028

Identity

Facility as filed	HARRIS CO IMPROVEMENT DISTRICT 13 WWTF
Permittee as filed	DUNHAM POINT DEVELOPMENT, LLC
NPDES ID	TX0137219
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	April 21, 2017
Expiration date	February 1, 2020
Address	Cypress, TX 77433
Receiving water	HCFCD K15-00-00
Subwatershed	Dry Creek-Cypress Creek (HUC 120401020104)
SIC	4952 – Sewerage Systems

Effluent limits and exceedances

3Pollutants on file
0Under a numeric limit
3With a violation of any kind
3With 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	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Solids, total suspended	11	11	May 31, 2026	164% over the limit
Nitrogen, ammonia total [as N]	7	7	March 31, 2025	225% over the limit
Flow, in conduit or thru treatment plant	6	6	July 31, 2026	174% over the limit

Inspections, violations and enforcement

1Single-event violations

Date	What EPA recorded	Agency
December 13, 2023	Permit Violations - Violation Specified in Comment	ST6

Inspections

EPA’s inspection file holds no inspection for NPDES TX0137219.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES TX0137219.

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, TX0137219.

Start the watch

How we handle your data → Privacy

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 TX0137219 for the HARRIS CO IMPROVEMENT DISTRICT 13 WWTF in Cypress, TX, held by DUNHAM POINT DEVELOPMENT, LLC, with the permit listed as administratively continued and a minor discharger class. The page lists 3 pollutants under a numeric limit and 3 pollutants with an effluent exceedance, with the permit's issue and expiration dates as recorded in EPA's file when Velarion loaded it.