Best Prices on Water Storage Tanks - Email Us For Your Price + Shipping Quote: info@ewatertank.com
Best Prices on Water Storage Tanks - Email Us For Your Price + Shipping Quote: info@ewatertank.com
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500 Gallon Water Cistern Tank

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Original Price $1,498.00
Current Price $1,198.00

Email us for a Price + Shipping Quote: info@ewatertank.com

With a 500 Gallon Capacity, this Cistern Water Tank offers reliable, safe, and space-saving underground water storage.

  • Lowest Price + Shipping Rate Guarantee
  • 5 Year Warranty
  • Made & Shipped from Idaho, USA

Special Order Item: This item ships direct from the manufacturer and may require additional processing time. Usually ships within 2-3 weeks.

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1-888-884-2642

500 Gallon Underground Cistern Water Tank

The 500 Gallon Cistern Water Tank provides reliable storage for clean, potable water, giving you peace of mind with its durable, long-lasting construction. Whether you're using it for rainwater harvesting, irrigation, or as a backup water source, this tank ensures you have the water you need, when you need it.

  • FDA Approved for Safe Water Consumption

Made with materials that meet strict FDA standards, this cistern is designed to store drinking water safely, keeping your water clean and free from contaminants.

  • Seamless, Leak-Resistant Rotomolded Construction

Using advanced rotational molding technology, this tank is crafted as a one-piece, seamless structure, eliminating weak points and the risk of leaks over time.



  • Corrosion-Resistant HDPE for Long-term Performance

Built from high-density polyethylene (HDPE), this tank is resistant to rust and corrosion, ensuring it performs reliably for years to come without degrading or contaminating your water supply.

  • Underground or Above Ground Use

Although designed primarily for underground installation to maximize space and maintain cooler water temperatures, this tank can also be used above ground, offering flexibility based on your needs and available space.



500 Gallon Water Cistern Tank Specifications

  • Technical Drawing
  • 5 Year Warranty
  • Complies with U.S. Food and Drug Administration regulation 21CFR 177.1520 (1) 3.1 and 3.2 for storage of potable water.
  • Capacity: 500 gallons
  • Material: High-Density Polyethylene (HDPE)
  • Weight: 215 pounds
  • 22" Gasketed Locking Lid
  • 2" Polypro Inlet / Outlet
  • Length: 102"
  • Width: 59.87"
  • Height: 34"

500 gallon underground cistern water tank


Shipping Information

  • Freight Shipping Class: LTL / 300
  • Shipping Weight: 202 pounds
  • Length: 102"
  • Width: 60"
  • Height: 38"
  • 1.5 pounds per cu. ft.
  • Ships on a 48x96 pallet and is shrink wrapped for protection
  • Ships from Caldwell, Idaho - free in-store pickup option available

We recommend reaching out to us at info@ewatertank.com for a customized quote.

We also offer a free in-store pick up option from 307 Evans St, Caldwell, ID 83605. Pick up must be scheduled with us after order placement.

For more information, see our shipping & delivery page or contact us with any questions.

Questions? We're Here to Help.

Our team is standing by Monday - Friday 10 am to 6 pm CST.

info@ewatertank.com

1-888-884-2642

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