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Colfax Wastewater Treatment Facility

End Of Richardson Dr., Colfax, LA 71417 · Grant County · Publicly Owned Treatment Works

Average flow
0.33 MGD
Design flow
0.68 MGD
NPDES permit
LA0033456
Administratively continued
Permit expires
July 2026
Population served
1,637
CWNS 2022

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.

Treatment technology

2 treatment structures and unit processes identified at Colfax Wastewater Treatment Facility.

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Compliance snapshot (last 3 years)

Total violations
56
Effluent violations
56

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 Colfax Wastewater Treatment Facility in EPA's ICIS system.

Formal actions
1
0 since FY2020
EPA inspections
0
none on record

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.

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Every action against Colfax Wastewater Treatment Facility with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.

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Key contacts

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.

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Nearby wastewater treatment plants in Louisiana

Boyce, Town Of- Wastewater Treatment Facility

Boyce · 9 mi away

0.01 MGD

Dry Prong, Town Of

Dry Prong · 11 mi away

0.01 MGD

0.04 MGD

Facultative Lagoon

Montgomery · 16 mi away

0.08 MGD

Cloverdale Subd. WTP

Alexandria · 18 mi away

0.07 MGD

Grundy Cooper Subdivision WWTP

Alexandria · 19 mi away

0.04 MGD

Pinecrest WWTP

Pineville · 20 mi away

0.31 MGD

Wastewater Treatment Plant

Pineville · 20 mi away

1.28 MGD

Colfax Wastewater Treatment Facility: 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 September 15, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms


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