corrugated tank, one size for everything? One of four rainwater cisterns at the Denton County Government Center, TX - "Harvesting rainwater is an old idea that is gaining popularity in Texas, where our growing population and frequent drought make it important to use our water resources efficiently"
Wednesday, July 24, 2013 -Building Our 3,000 Gallon Western Red Cedar Rainwater Cistern = Here in north Texas we experience frequent dry conditions in the summer. We built a rainwater collection cistern out of western red cedar and use the collected water for irrigating our trees and landscaping. The cistern holds 3000 gallons of water and is approximately 8 feet tall (not including roof height) and 8 feet in diameter.
Conserving Water with a Rainwater Cistern Tank and Gravity Watering System - Homesteading and Livestock Blog