Potable Water Tanks

AWWA-Standard Potable Water Tanks

Nationwide Tanks is committed to ensuring the safety and quality of your drinking water. Our potable water tanks, designed in strict adherence to the American Water Works Association (AWWA) standards, represent the pinnacle of safety, reliability, and compliance in water storage solutions. Perfect for municipalities, communities, and various industries, our tanks are built to deliver clean, safe drinking water to the people who rely on it every day.

Why Our AWWA-Compliant Tanks Stand Out

• Uncompromised Safety: The health and safety of your community is our top priority. Our tanks are constructed using materials and coatings that are safe for potable water, ensuring that the water remains free from contamination and safe for consumption.

• AWWA Compliance: Adhering to AWWA standards is not just about meeting regulatory requirements; it’s about upholding the highest level of quality and reliability. Our tanks meet these rigorous standards, giving you peace of mind in the integrity and safety of your water supply.

• Durability and Longevity: Built to last, our tanks are designed to withstand environmental stressors and maintain their structural integrity over time. This means a longer lifespan and lower maintenance costs, providing exceptional value for your investment.

• Customization to Fit Your Needs: We understand that every community’s water needs are unique. That’s why we offer customizable tank solutions, tailored to meet your specific capacity, space, and installation requirements.

• Expert Guidance and Support: From initial consultation to final installation, our team of experts is here to ensure that your project runs smoothly. We provide comprehensive support, ensuring that your tank is installed correctly and functioning at its best.

Water Tank

Invest in Certified Protection

Choosing Nationwide Tanks for your fire suppression needs means investing in certified protection that you can trust. Our NFPA-certified tanks are not just a product but a promise – a promise of safety, quality, and peace of mind.

Embrace the highest standard in fire suppression with Nationwide Tanks. Protect your assets and ensure compliance with the trusted name in NFPA-certified fire suppression solutions.

Potable Water

Types of Water Tanks


  • Non-corrosive, will not rust like steel

  • Durable, strong, light weight and watertight 
  • High tensile strength and flexibility, will not crack like concrete
  • Underground design saves space, allows for some insulating properties, removes aesthetic problems of an above ground tank
  •  Custom-designed per project criteria

  • Multi-purpose use for emergency potable water and fire suppression; rainwater and irrigation 


  • 24”, 30” and 36” Manways
  • Fiberglass nozzles

  • Large bottom sumps

  • Risers

  • Vortex breakers

  • Vent/level indicators

  • Dry hydrant accessories

8′ Diameter Underground Water Tanks
Nominal Capacity Water Volume Dome to Dome Weight  [Pounds] Number of Straps
5,000g 5,127g 16′ 2,620 2
6,000g 6,155g 19′ 3,000 2
8,000g 8,135g 24′ 3,630 2
10,000g 10,191g 30′ 4,390 2
12,000g 12,171g 35′ 5,030 4
15,000g 15,179g 43′ 6,040 4
18,000g 18,135g 49′ 6,800 6
20,000g 20,115g 54′ 7,440 6
10′ Diameter Underground Water Tanks
Nominal Capacity Water Volume Dome to Dome Weight [Pounds] Number of Straps
10,000g 10,177g 20′ 3,750 2
12,000g 12,152g 23′ 4,230 2
15,000g 15,190g 28′ 5,020 4
18,000g 18,128g 33′ 5,810 4
20,000g 20,245g 38′ 6,440 6
25,000g 25,178g 45′ 7,710 6
28,000g 28,115g 50′ 8,500 8
30,000g 30,265g 54′ 9,130 8
35,000g 35,166g 62′ 10,400 8
40,000g 40,253g 71′ 11,820 8

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