Welcome to the Official Website of St. Mary Parish Water & Sewer Commission No. 4

Our Mission

At St. Mary Parish Water & Sewer Commission No. 4, we are committed to providing safe, high quality water and sewer services to our community, while maintaining a standard of excellence in customer service and environmental conservation.

Bill Payment Options

Looking for the most convenient way to pay your bill? We offer a wide variety of payment options to our customers. Simply choose the option that best suits your needs... Learn more...

Board Meeting Minutes

Conservation Tips

There are a number of easy ways to save water, and they all start with you. When you save water, you save money on your utility bills. Here are just a few ways... Learn more...

Recent News View All »

SEWER RATE INCREASE

July 01, 2025

Due to the rising costs of operations, St. Mary Parish Water & Sewer Commission #4 sewer rates will increase as follows:

$22.50 for the first 2,000 gallons

$6.50 per thousand gallons thereafter.

These rates will go into effect July 1, 2025

Back to School: The Importance of Hydration for Students

August 01, 2025

As the back-to-school season kicks into full gear, students and families are gearing up for another year of learning, growth, and new experiences. Along with packing lunchboxes, organizing school supplies, and setting new goals for the year, there’s one crucial element that often gets overlooked - hydration.

Read the full article »