Assumption Parish Waterworks District No.1 takes pride in providing the best water quality and most reliable service as possible to all of its’ customers and our communities. By supplying water to approximately 24,000 people, APWW is able to maintain quality customer care and encourage environmentally responsible behavior. Our goal is to not only provide a reliable water source, but also to educate our customers and community members on easy water-saving practices.

Phone: 985-369-6156
Toll Free: 800-856-5731
FAX: 985-369-7878
Hours: Mon. – Fri. 8:15am – 4:15pm
Emergency after hours: (985) 369-6156

Boil Water Advisory LIFTED

The Assumption Parish Waterworks District No. 1 has lifted the Boil Water Advisory from the intersection of Highway 398 and Highway 663 as of September 12, 2019. All results for the samples taken in this area have come back clear from the LA Department of Health. We thank you for your patience and cooperation.

Original Notice

We are now on Facebook!

Water Adjustment Notice

Main Office Address


Assumption Parish Waterworks
4633 Highway 1
P.O.Box 575
Napoleonville, LA. 70390

Phone: 985-369-6156
Toll Free: 800-856-5731
FAX: 985-369-7878

HOURS: Monday – Friday 8:15am – 4:15pm
Emergency After Hours: 985-369-6156

Requirement to have water turned on in Assumption Parish

  1. Signed Lease agreement with Landlord Signature and Customer
  2. Pictured ID
  3. Last 4 of Social Security Number  
  4. All of this can be faxed or called over the telephone.