End Of Richardson Dr., Colfax, LA 71417 · Grant County · Publicly Owned Treatment Works
Colfax Wastewater Treatment Facility is a publicly owned wastewater treatment works in Colfax, Grant County, Louisiana treating an average of 0.33 million gallons per day against a permitted design capacity of 0.68 MGD, serving about 1,637 residents. It discharges under NPDES permit LA0033456 (administratively continued), which expires in July 2026, with 56 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in January 2000.
2 treatment structures and unit processes identified at Colfax Wastewater Treatment Facility.
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See the full treatment train at Colfax 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 Colfax Wastewater Treatment Facility in EPA's ICIS system.
Latest case · Jan 2000
COLFAX, TOWN OF, A LOUISIANA MUNICIPALITY
Administrative order · CWA, NPDES Discharge without a Permit · Unilateral Administrative Order Without Adjudication
Source: EPA ECHO, civil enforcement case 06-1999-0632.
Full case history with a free Klarifi account
Every action against Colfax Wastewater Treatment Facility with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
1 verified contact for Colfax 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 Colfax Wastewater Treatment Facility, plus the full compliance history and discharge data.
Boyce · 9 mi away
0.01 MGD
Dry Prong · 11 mi away
0.01 MGD
Pineville · 14 mi away
0.04 MGD
Montgomery · 16 mi away
0.08 MGD
Alexandria · 18 mi away
0.07 MGD
Alexandria · 19 mi away
0.04 MGD
Pineville · 20 mi away
0.31 MGD
Pineville · 20 mi away
1.28 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 September 15, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms