The industries employed an estimated 1,100 people. All of the businesses in Floyd County purchase their water from a PWS or obtain their water from a private supply not requiring a permit. There are two water use permits for industry in Floyd County. There is no power production in Floyd County. Mining Water Use Mining in Floyd County consists of sand and gravel extraction.
Activity varies from year to year based upon construction needs.
Nine water permits were issued for mining in the county. The State-Wide Rural Well Water Survey completed in 1989 indicates the following quality results for private well water, shown in Table 3, for the east hydrogeologic region in which Floyd County is located. The Iowa State-Wide Rural Well Water Survey, 1990. The UHL's test results for the county also show that in an average year 18.0 percent of wells tested for nitrates exceed the recommended maximum. These test results are based on non-random samples.