Welcome to WTSO

Established in 1993, Wastewater Treatment Systems & Operations (WTSO) is the largest service provider for wastewater treatment plants in the state of Louisiana. Constantly improving through education and onsite training, we provide a team of educated professionals committed to solving your wastewater problems. We take pride in our safety record and continuing education and training programs. Dedicating ourselves to providing multiple environmental services, WTSO is a “one stop shop” meeting the needs of our clients. We are proud to say “We’re #1 in the #2 business.™”

WTSO is a veteran and family owned and operated company that strives to provide the highest quality service at a reasonable price. WTSO provides state certified operators for service and maintenance to over 400 wastewater treatment facilities in Louisiana and Mississippi, ranging in size from 500 gallons per day to 100,000 gallons per day.

Our operators maintain Level I to Level IV state certifications for wastewater treatment, wastewater collection, water production, water collection, water distribution and water treatment. Our state certified operators are OSHA and TWIC certified and receive monthly safety training.

We construct many types of wastewater treatment plants including concrete and steel in both commercial and residential applications. We specialize in educating clients on requirements and regulations of the Department of Health and Hospitals (DHH), the Department of Environmental Quality (DEQ), and the Environmental Protection Agency (EPA) make WTSO your most reliable service provider. We specialize in handling DEQ/DHH concerns.


Contact us today at 225.667.9876 for all of your water/wastewater needs.