How much wastewater does Carville WWTF treat?

Carville WWTF treats an average of 0.17 MGD and is permitted for a design flow of 0.25 MGD.

What is the NPDES permit for Carville WWTF?

The facility discharges under NPDES permit LA0115771, currently expired, expiring October 2025.

Is Carville WWTF in compliance?

Discharge monitoring reports show 48 violations at Carville WWTF in the last three years, 6 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Carville WWTF and how do I contact them?

Carville WWTF is a publicly owned treatment works in Saint Gabriel, Louisiana. Klarifi lists decision-maker contacts for this facility, available with a free trial.

Try for free Log in

Carville WWTF

Saint Gabriel, LA · Iberville County · Publicly Owned Treatment Works

Average flow: 0.17 MGD

Design flow: 0.25 MGD

NPDES permit: LA0115771; Expired

Permit expires: October 2025

Population served: —; CWNS 2022

Carville WWTF is a publicly owned wastewater treatment works in Saint Gabriel, Iberville County, Louisiana treating an average of 0.17 million gallons per day against a permitted design capacity of 0.25 MGD. It discharges under NPDES permit LA0115771 (expired), which expires in October 2025, with 48 recorded violations in the last three years.

Treatment technology

Treatment structures identified at this facility. Exact unit counts are available in Klarifi.

Treatment structure data not yet analyzed for this facility.

Compliance snapshot (last 3 years)

Total violations: 48

Effluent violations: 6

Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.

Key contacts

Decision-makers at Carville WWTF.

No verified contacts on file yet

Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.

Try Klarifi free

Nearby wastewater treatment plants in Louisiana

St. Gabriel WWTP

Saint Gabriel · 4 mi away

0.09 MGD

Sunshine WWTP

Sunshine · 4 mi away

0.12 MGD

South Wastewater Treatment Plant

Baton Rouge · 9 mi away

33 MGD

City Of Plaquemine Water System

Plaquemine · 9 mi away

0.11 MGD

Ascension Parish Govt Dept Of Public Utilities- Silver Oaks Apts

Gonzales · 10 mi away

0.02 MGD

Addis Wastewater Treatment Plant

Addis · 12 mi away

—

Donaldsonville, City Of

Donaldsonville · 14 mi away

1.34 MGD

Town Of Sorrento STP

Sorrento · 15 mi away

—

Carville WWTF: 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 September 11, 2026; facility record last updated July 18, 2023.

Try Klarifi for free

Create your own trial account and explore how Klarifi can help you.

Try for free