Railroad St (La Hwy 734), Youngsville, LA 70592 · Lafayette County · Publicly Owned Treatment Works
Youngsville Wastewater Treatment Facility is a publicly owned wastewater treatment works in Youngsville, Lafayette County, Louisiana treating an average of 1.42 million gallons per day, serving about 15,929 residents. It discharges under NPDES permit LA0055328 (administratively continued), which expires in April 2018, with 32 recorded violations in the last three years. EPA has recorded 3 formal enforcement actions naming the plant, the latest in December 2002.
3 treatment structures and unit processes identified at Youngsville Wastewater Treatment Facility.
Available with a free Klarifi account
See the full treatment train at Youngsville Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Federal civil enforcement cases, compliance inspections and informal actions recorded for Youngsville Wastewater Treatment Facility in EPA's ICIS system.
Latest case · Dec 2002
YOUNGSVILLE, TOWN OF, A LOUIISANA MUNICIPALITY
Administrative order · CWA, NPDES Discharge without a Permit · Final Order With Penalty · Penalty $26,000
Source: EPA ECHO, civil enforcement case 06-2000-0817.
Full case history with a free Klarifi account
Every action against Youngsville Wastewater Treatment Facility with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
1 verified contact for Youngsville Wastewater Treatment Facility, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Youngsville Wastewater Treatment Facility, plus the full compliance history and discharge data.
Lafayette · 6 mi away
5.29 MGD
Broussard · 6 mi away
1.16 MGD
Maurice · 8 mi away
0.13 MGD
Maurice · 8 mi away
0.19 MGD
Lafayette · 8 mi away
0.01 MGD
Lafayette · 8 mi away
2.58 MGD
St. Martinville · 9 mi away
0.28 MGD
Erath · 9 mi away
0.18 MGD
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 August 17, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biological nutrient removal · Tertiary treatment · all terms