How much wastewater does Gramercy WWTP treat?

Gramercy WWTP treats an average of 0.41 MGD and is permitted for a design flow of 0.85 MGD.

What is the NPDES permit for Gramercy WWTP?

The facility discharges under NPDES permit LA0046876, currently effective, expiring October 2029.

Is Gramercy WWTP in compliance?

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

Who operates Gramercy WWTP and how do I contact them?

Gramercy WWTP is a publicly owned treatment works in Kenner, Louisiana. Klarifi lists decision-maker contacts for this facility, available with a free trial.

Try for free Log in

Gramercy WWTP

Kenner, LA · Jefferson County · Publicly Owned Treatment Works

Average flow: 0.41 MGD

Design flow: 0.85 MGD

NPDES permit: LA0046876; Effective

Permit expires: October 2029

Population served: 3,070; CWNS 2022

Gramercy WWTP is a publicly owned wastewater treatment works in Kenner, Jefferson County, Louisiana treating an average of 0.41 million gallons per day against a permitted design capacity of 0.85 MGD, serving about 3,070 residents. It discharges under NPDES permit LA0046876 (effective), which expires in October 2029, with 6 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: 6

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 Gramercy WWTP.

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

Jefferson Parish Department Of Sewerage- East Bank WWTP

Elmwood · 4 mi away

20.66 MGD

Harahan, City Of

Harahan · 4 mi away

1.17 MGD

Bridge City Wastewater Treatment Plant

Bridge City · 7 mi away

1.59 MGD

Carrollton Water Purification Plant

New Orleans · 7 mi away

3.38 MGD

St. Charles Parish Council--Destrehan WWTP

Destrehan · 8 mi away

2.27 MGD

Jefferson Parish Department Of Sewerage- Marrero WWTP

Marrero · 11 mi away

6.19 MGD

Luling Oxidation Pond

Luling · 11 mi away

0.84 MGD

St. Charles Parish Council

Hahnville · 12 mi away

1.43 MGD

Gramercy WWTP: 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 January 22, 2025.

Try Klarifi for free

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

Try for free