City Of Nederland Wastewater Treatment Plant
515 Hardy Avenue, Nederland, TX 77627 · Jefferson County · Publicly Owned Treatment Works
- Average flow
- 9.76 MGD
- Design flow
- 5.2 MGD
- NPDES permit
- TX0026476
- Effective
- Permit expires
- January 2031
- Population served
- 17,460
- CWNS 2022
City Of Nederland Wastewater Treatment Plant is a publicly owned wastewater treatment works in Nederland, Jefferson County, Texas treating an average of 9.76 million gallons per day against a permitted design capacity of 5.2 MGD, serving about 17,460 residents. It discharges under NPDES permit TX0026476 (effective), which expires in January 2031, with 20 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at City Of Nederland Wastewater Treatment Plant.
Available with a free Klarifi account
See the full treatment train at City Of Nederland Wastewater Treatment Plant: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 20
- Effluent violations
- 13
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 City Of Nederland Wastewater Treatment Plant in EPA's ICIS system.
- Formal actions
- 0
- none on record
- EPA inspections
- 1
- latest Apr 2004
No formal federal enforcement case is on record for this plant.
Full case history with a free Klarifi account
Every action against City Of Nederland Wastewater Treatment Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
8 verified contacts for City Of Nederland Wastewater Treatment Plant, with validated emails and direct phone numbers.
Unlock 8 verified contacts (5 more than shown)
Names, validated emails and direct phone numbers for decision-makers at City Of Nederland Wastewater Treatment Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Texas
Nederland · 3 mi away
0.97 MGD
Port Arthur · 7 mi away
8.06 MGD
Port Arthur · 7 mi away
16.99 MGD
Beaumont · 9 mi away
34.23 MGD
Rose City · 10 mi away
0.02 MGD
Vidor · 12 mi away
3.45 MGD
Bridge City · 12 mi away
1.28 MGD
Hamshire · 15 mi away
0.01 MGD
City Of Nederland Wastewater Treatment Plant: 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 October 9, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms