Bolted steel storage tanks from Superior Tank Co. are designed for stormwater collection and the storage of water for pretreatment. They use a durable 3M Scotchkote powder coating formulated for corrosive environments. They are available in capacities from 10,000 to 3 million gallons and comply with AWWA and NSF standards. Open-top and closed-roof designs are available, as are specialized appurtenances. The bolt-together design is quick to assemble and eliminates welding and on-site painting. 877/974-4438; www.superiortank.com.