Legacy Hills WRF
Approx 1650' SE Of Int Of Co Line Rd & Fmr 455, Celina, TX 75009 · Collin County · Publicly Owned Treatment Works
- Average flow
- 0.57 MGD
- Design flow
- 10 MGD
- NPDES permit
- TX0142018
- Effective
- Permit expires
- October 2027
- Population served
- —
- CWNS 2022
Legacy Hills WRF is a publicly owned wastewater treatment works in Celina, Collin County, Texas treating an average of 0.57 million gallons per day against a permitted design capacity of 10 MGD. It discharges under NPDES permit TX0142018 (effective), which expires in October 2027, with 21 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in May 2026.
Treatment technology
One treatment structure or unit process identified at Legacy Hills WRF.
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See the full treatment train at Legacy Hills WRF: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 21
- Effluent violations
- 12
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 Legacy Hills WRF in EPA's ICIS system.
- Formal actions
- 1
- 1 since FY2020
- Compliance actions
- $49,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · May 2026
Celina, City of
Administrative order · CWA, NPDES Permit Violations · Unilateral Administrative Order Without Adjudication · Compliance actions $49,000
EPA's description of the case:
“On May 26, 2026, EPA Region 6 issued an Administrative Order (AO) under its authority pursuant to Section 309 of the Clean Water Act to the City of Celina WWTF. The AO was issued in response to…”
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Source: EPA ECHO, civil enforcement case 06-2026-1797.
Full case history with a free Klarifi account
Every action against Legacy Hills WRF with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
2 verified contacts for Legacy Hills WRF, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Legacy Hills WRF, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Texas
Celina · 3 mi away
1.62 MGD
Aubrey · 7 mi away
1.06 MGD
Gunter · 8 mi away
0.44 MGD
Pilot Point · 8 mi away
0.98 MGD
Gunter · 9 mi away
0.15 MGD
Tioga · 9 mi away
0.17 MGD
Aubrey · 10 mi away
0.54 MGD
Lewisville · 11 mi away
5.41 MGD
Legacy Hills WRF: 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 6, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms