Clark Welding Service

  • 26 Years experience in the fuel & oil industry.
  • Tanks Designed for durability & safety.
  • Full Line of above ground tanks & accessories.
  • Complete turn key tank & pump packages.

Double Wall Tanks

UL 142 Double wall aboveground storage tanks are manufactured with an inner tank and a tight wrapped outer tank.

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Fireguard Tanks

UL 2085 Double wall above ground storage tanks with a lightweight insulation material that exceeds the 2-hour fire test.

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Contained Tanks

UL 142 single wall aboveground storage tanks that feature a fully enclosed 110% capacity secondary containment dike.

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Vertical Tanks

UL 142 vertical single wall and double wall above ground storage tanks are ideal for use in areas with space restrictions. .

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Above Ground Storage Tanks

environmentally safe products.

Clark Welding Service offers a full product line of above ground storage tanks and accessories in sizes ranging from 200 to 30,000 gallons.

Our above ground storage tanks are ideal for use with a variety of products including gasoline, diesel fuels, antifreeze, oils, lubricants, waste oil, biodiesel, chemicals, water storage and more.

Customizations can be made to any tank to meet any need. Support options for horizontal above ground storage tanks include anti-rolls, legs, saddles, light duty skids and heavy duty skids. Special linings for product compatibility are available.

We understand the importance of spillage prevention on the job. We offer many spillage prevention accessories, which can be added to our above ground storage tanks.

Our above ground storage tanks can be equipped with safety features which help our customers to meet OSHA and MSHA requirements; also to promote quick and safe use by the delivery personnel and customers.

Our customers have the option of purchasing a turn-key system. Above ground storage tanks can be configured to the customer's specification with the necessary equipment, pumps and accessories, ensuring convenience and efficiency.

Product Line

  • Double Wall & Single Wall
  • Horizontal & Vertical
  • Cylindrical & Rectangular
  • Single & Multiple Compartment
  • UL 142 Tanks
  • UL 2085 Fireguard Tanks
  • Fire Water Storage Tanks
  • Flameshield Tanks
  • Generator Tanks
  • Self Contained Tanks
  • Oilfield Tanks
  • Heated Insulated Tanks
  • Oil Water Separators
  • Lube Tanks
  • Waste Oil Tanks
  • Farm Tanks
  • Obround Heating Oil Tanks
  • Auxiliary Fuel Tanks
  • Aluminum Tanks
  • DEF Systems
  • Truck Tanks


  • Agricultural
  • Alternative Fuels
  • Aviation
  • Bulk Plants
  • Construction
  • Convenience Store
  • Earth Moving
  • Fleet Fueling
  • Gas & Oilfields
  • Government and Municipal
  • Industrial Facilities
  • Landscaping
  • Marinas
  • Manufacturing Facilities
  • Mining
  • Military
  • Oil Companies
  • Oil Recycling
  • Petroleum Equipment Suppliers
  • Quarries
  • Transport
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