Large Geomembrane Pond Liners, Canal Lining | WEL, Western Ag Enterprises & Western Environmental Liner have manufactured over a billion square feet and is continuing to grow and manufacture more. To ensure customer demands are met, Western Environmental Liner has factories located in Tolleson AZ, Great Bend Kansas, & Romulus NY and also have distribution locations, storage facilities, & service crews, in Arizona, Idaho, California ,Washington, Texas, and New Mexico.