In fact, every quarry employee is required to complete eight hours of continuing education annually, with safety being an area of emphasis. The limestone mining industry in Iowa is very conscious of the environment. Nearly 30 years ago, members of the Iowa Limestone Producers Association recognized the need for laws regulating limestone mining. The laws now in place protect the environment and insure land reclamation. Each facility must be registered with the state department of soil conservation by a licensed operator prior to the start of mining operations.
Annual reports assure each quarry is operating within the law.