When the need arises to expand your water storage capacity, the best economics come from open-top reservoirs with floating covers, compared to clear wells and above-ground tanks.
Kelly Butte Concrete Reservoir
The Kelly Butte Reservoir is a 394’ x 296’ underground reservoir consisting of two cells, with a capacity to store 25 million gallons collectively. Construction was completed in 4 years.
Project Cost: $90 Million
Upper Chiquita Open Top Reservoir
Orange County, California
The Upper Chiquita Reservoir is a large potable water reservoir containing 244 million gallons of domestic water and covering an area of 18 acres. Construction was completed in 1.5 years.
Project Cost: $53 Million
In cost per gallon, the Upper Chiquita reservoir was installed for 6% of the cost of the Kelly Butte reservoir. Looking at this from another way for 58% of the price of the Kelly Butte reservoir the Upper Chiquita reservoir developed 10 times the storage capacity.