Justin WWTF
600' E Of Fm 156, 1600' S Of - Fm 407 (1st St), De, Justin, TX 76247 · Denton County · Publicly Owned Treatment Works
- Average flow
- 0.44 MGD
- Design flow
- 0.8 MGD
- NPDES permit
- TX0022501
- Effective
- Permit expires
- January 2027
- Population served
- 2,107
- CWNS 2022
Justin WWTF is a publicly owned wastewater treatment works in Justin, Denton County, Texas treating an average of 0.44 million gallons per day against a permitted design capacity of 0.8 MGD, serving about 2,107 residents. It discharges under NPDES permit TX0022501 (effective), which expires in January 2027, with 4 recorded violations in the last three years. EPA has recorded 2 formal enforcement actions naming the plant, the latest in February 2008.
Treatment technology
Treatment structures and unit processes at Justin WWTF.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 4
- Effluent violations
- 4
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 Justin WWTF in EPA's ICIS system.
- Formal actions
- 2
- 0 since FY2020
- Penalties assessed
- $7,500
- all cases
- Compliance actions
- $32,074
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Feb 2008
Justin, City of (TX0022501)
Administrative order · CWA, Effluent Limitations - NPDES Toxic & Pretreatment Effluent Standards · Final Order With Penalty · Penalty $7,500 · Compliance actions $5,100
EPA's description of the case:
“Respondent had 43 effluent violations of their NPDES permit from their wastewater treatment plant from Aug 2000 through Aug 2004. EPA has filed a complaint seeking settlement for those violations.”
Source: EPA ECHO, civil enforcement case 06-2005-2013.
Full case history with a free Klarifi account
Every action against Justin WWTF with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Justin WWTF.
No verified contacts on file yet
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Nearby wastewater treatment plants in Texas
Denton · 5 mi away
0.31 MGD
Roanoke · 6 mi away
14.01 MGD
Ponder · 6 mi away
0.41 MGD
Trophy Club · 8 mi away
1.39 MGD
New Fairview · 9 mi away
0.09 MGD
Rhome · 10 mi away
0.08 MGD
Rhome · 11 mi away
0.26 MGD
Rhome · 11 mi away
0.13 MGD
Justin WWTF: 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 10, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Significant industrial user · WWTP · all terms