Commercial Polyethylene Underground Cistern (Norwesco/Snyder)¶

Rainwater & Storage • Est. CapEx: $779 USD • Lifespan: 7–15 Years

Technical Overview¶

Commercially available rotationally molded polyethylene underground water storage cisterns in sizes from 225 to 15,000 gallons. Designed for residential rainwater harvesting, emergency water storage, and agricultural use.

Key Specifications & Engineering Parameters¶

Parameter	Specification
Category	Rainwater & Storage
Capital Cost (CapEx)	$779 USD
Power / Energy	Electric / Motorized
Target Scale	Household (5–10 people)
Standard Lifespan	7–15 Years
Technology Maturity	Commercially Available
Primary Mechanism	These tanks are made from food-grade, UV-stabilized polyethylene using rotational molding for seamless, leak-proof construction. They are buried underground, collecting rainwater via a downspout or being filled by truck. Water is extracted using a submersible or external pump.

Engineering Trade-Offs¶

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Cross-Reference & Interactive Tools¶

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