Industry-Leading Fiberglass Storage Tanks

The future is here

Currently, we are the only manufacturer of underground fiberglass fuel tanks in the U.S. in compliance with the Third Edition of UL 1316. In addition, no other fiberglass tank company provides UL 2447-approved sumps which are built to a higher standard. In 2021, to meet our continued growth and introduction to the C-Store Industry, we acquired our newest manufacturing plant in Marion, SC and rebranded to Nationwide Tanks. Our vision is to provide the best products and services centered around the needs of the underground fuel and water market. Being the best means providing an outstanding engineered design, comprehensive quality control program, exceptional customer service, and delivering our products on schedule.

Standard Features

  • UL 1316 (Third Edition) listing

  • Double-wall design

  • Single, double, or triple compartment models

  • Dry & hydrostatic monitoring options

  • Advanced design using the highest corrosion resistant resin for fuels

  • Capacities up to 40,000 gallons

Quick Ship Tanks

Discover the cutting-edge solution to fuel storage with our underground fiberglass fuel tanks. Engineered as part of the new generation 2 tanks, these state-of-the-art storage tanks are ready to assemble and ship, ensuring prompt deployment for your fuel storage needs. Crafted with precision and innovation, these tanks meet the new third addition UL1316 that combines the US and Canadian standards, providing a secure and environmentally conscious solution for below-ground fuel storage. Embrace the future of fuel storage with our advanced underground fiberglass tanks, offering reliability, convenience, and peace of mind.

ReferenceTank DescriptionStatus
79FT FUEL 10' X 30K 
250FT FUEL 10' X 10K 
237FT FUEL 08' X 12K 
302FT FUEL 08' X 15KSOLD
238FT FUEL 08' X 12K 
296FT FUEL 10' X 13K 
297FT FUEL 10' X 13K 
209FT FUEL 10' X 22KSOLD
211FT FUEL 10' X 20KSOLD
264FT FUEL 10' X 10K 
251FT FUEL 10' X 12K 
230FT FUEL 08' X 08K 
253FT FUEL 10' X 12K 
216FT FUEL 10' X 12KSOLD
254FT FUEL 10' X 20K 
252FT FUEL 10' X 12K 
255FT FUEL 10' X 20K 
256FT FUEL 10' X 20K 
231FT FUEL 08' X 08K 
257FT FUEL 10' X 20K 
252FT FUEL 10' X 12K 
232FT FUEL 08' X 10K 
259FT FUEL 10' X 20K 
258FT FUEL 10' X 20K 
52FT FUEL 10' X 20K 
53FT FUEL 10' X 20K 
143FT FUEL 10' X 30K (18K - 12K) 
99FT FUEL 10' X 13K - BRINE 
100FT FUEL 10' X 13K - BRINE 
101FT FUEL 10' X 13K - BRINE

Quick Ship Tanks are readily available to service your immediate needs. Please contact our Sales Department for drawings. All Quick Ship Tanks single compartment have “ready to assemble” compartments to accommodate your multiple compartments needs within four weeks lead time from signed drawings.

Available side compartments :

Volume (Gallons) 3,000 4,000 5,000 6,000 7,000 8,000 9,000 10,000 12,000 14,000 15,000
8' DiameterXXX X XX   
10' Diameter  XX X XXXX

Potable Water Storage

Designed with corrosion-resistant materials of construction as the primary ingredient, our underground fiberglass water tanks provide an expansive range of benefits. Our premium resin and fiberglass, combined with our industry-leading, helically wound structure, provide the perfect combination for lasting product storage of critical fluids maintained underground and are the ideal blend for any water or wastewater application.

Fiberglass Storage Tanks

Petroleum Fuel Tanks

There is no doubt about it – fiberglass outperforms steel tanks, which are vulnerable to corrosive fuels and soil environments. Unlike a steel tank’s UL 58 listing that does not require ethanol compatibility testing, our UL 1316 approved fuel tanks are compatible with highly corrosive fuels such as all ethanol blends, DEF, Bio-Diesel, and ULSD. Nationwide Tanks provides a corrosion-free solution that holds up to the ever-changing fuel qualities, backed by a 30-year limited warranty.

Water Tanks

Fire Suppression Tanks

The versatility of fiberglass tanks makes them ideal for commercial fire protection applications. As concerns continue to grow about water shortages in many parts of the United States, municipalities and facility owners continue to search for ways to better manage their water resources.

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