Harris County Fwsd 61 WWTP
2000Ft N Fmr 1960&6000F E Of, Cypress, TX 77429 · Harris County · Publicly Owned Treatment Works
- Average flow
- 2.85 MGD
- Design flow
- 3 MGD
- NPDES permit
- TX0091804
- Effective
- Permit expires
- June 2027
- Population served
- 4,180
- CWNS 2022
Harris County Fwsd 61 WWTP is a publicly owned wastewater treatment works in Cypress, Harris County, Texas treating an average of 2.85 million gallons per day against a permitted design capacity of 3 MGD, serving about 4,180 residents. It discharges under NPDES permit TX0091804 (effective), which expires in June 2027, with 5 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in November 2016.
Treatment technology
2 treatment structures and unit processes identified at Harris County Fwsd 61 WWTP.
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See the full treatment train at Harris County Fwsd 61 WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Harris County Fwsd 61 WWTP in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $3,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Nov 2016
Harris County Fresh Water Supply District, No.,61
Administrative order · CWA, NPDES Permit Violations · Unilateral Administrative Order Without Adjudication · Compliance actions $3,000
EPA's description of the case:
“The Administrative Order, CWA-06-2016-1786 was issued to Harris County Fresh Water Supply District No. 6 for effluent violations of Permit TX0091804. The order requires submittal of a list of actions…”
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Source: EPA ECHO, civil enforcement case 06-2016-1786.
Full case history with a free Klarifi account
Every action against Harris County Fwsd 61 WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Harris County Fwsd 61 WWTP.
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Harris County Fwsd 61 WWTP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated April 12, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms