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Ascension Parish Regionalization Project (APRP)

BACKGROUND

The Ascension Parish Sewer Regionalization Project is a solution to a critical infrastructure problem that has plagued Ascension Parish for decades – decentralized sewer. Central sewer service is not available in the parish, and the current system of scattered package treatment plants treat raw sewerage in residential neighborhoods, are discharging treated water into ditches and local waterways which have become environmentally impaired over the years.

NWI’s solution to this decades old infrastructure problem has received approvals and widespread support from the citizens of Ascension Parish, the Louisiana Public Service Commission, La. DEQ, as well as the Ascension Parish Government. The APRP requires no investment by the Parish and in 2024, NWI paid the parish $9.26 million to purchase the parish's sewer assets. The project will result in over $4.1 million in annual savings for the parish in funds previously allocated toward sewer, and long term, the parish could gain $73.2 million over the next 30 years.

Project features

3.3 Million Gallons Per Day

Treated wastewater expected to be removed from environmentally impaired local waterways

70 Plants Decommissioned

Currently scattered in neighborhoods and shopping areas

24,000 residents

Tied into new sewer system

Greater Resilience

During emergencies and natural disasters

10 schools served

Permanent removal of treatment plants and discharges on school grounds

Financial Savings

APG receives annual franchise fee paid by NWI and saves money on sewer operations

Timeline

Timeline


For more information about the site search, please see the Joint Statement issued by NWI and the Ascension Parish Government.

Existing System

Regionalized System