Norwesco, Inc. is North America’s leading manufacturer of proprietary rotationally molded polyethylene tanks for agricultural, water, closed-top industrial and below ground septic and cistern applications. Norwesco was founded in 1939 in St. Paul, Minnesota under the name of Northwest Plastics, Inc.

Norwesco attributes it’s success to their commitment to the highest levels of product quality and customer service. The objective is to continue to provide these valued attributes to their customers and thus maintain their position as the industry leader in the polyethylene tank market.

Tank dimensions and capacities may vary slightly and are subject to change without notice.

Mid-State Tank has become a well known and respected manufacturer in the agricultural and industrial tank community. The primary goal of Mid-State Tank is to design and manufacture the highest quality stainless steel tanks fabricated in the industry.

All UL 142 approved material used in the manufacturing, 5/16 in. bottom-one piece flat flanged to prevent leakage and bottom rusting, 1/4 in. shell entire length of tank –standard, solid welded inside and out, and 10,000 to 45,000 gallon capacities available.

Model 8650. Round construction with full length stainless steel sills, 14 gauge shell and 12 gauge heads. Sizes range for 1000-1600 gallons.

Model 8660. Sizes available are 1600 to 3300 gallon capacity.
Features include: Polished head and weld seams, 304-2B Stainless Steel Construction, 12 Gauge heads and shell, 16" Manhole with 10" fill, and lift loops, 10 Gauge weld on sills.
Options: Box, single or double slope sump, 2 Compartments. Mounting, 2" & 3" Spargers, Fenders

Model 8775. Elliptical, double conical shape for low profile and complete drainage. Available in one, two or three compartments. Available sizes are 1600, 2000, 2400, 2800 and 3200 gallons.
Features include: Polished head and weld seams, Lower center of gravity, 304-2B Stainless Steel Construction, 12 Gauge heads and shell, 16" Manhole with 10" fill and lift loops, 10 Gauge weld on sills
Options: Mounting, Fenders, Bumper, 2 & 3 compartments

Model 8690. Vertical Storage Tank. Sizes range from 1000 to 6000 gallon capacity.
Features include: Cone top with dished bottom, Three stainless channel legs with feet for stability, 16" Inspection manhole and lift loops, 2" Threaded fittings in the top and bottom, Polished head and weld seams