The head of a machining company based in the eastern Iowa town of Pleasant Valley is being punished for environmental crimes. The president and CEO of Rockingham-Lunex has been sentenced for knowingly discharging pollutants into a storm drain. 52-year-old William T. Schmidt, formerly of Bettendorf, has been sentenced to 20 months probation with eight of them in home confinement. He also was fined five thousand dollars. The company also was fined ten thousand dollars after pleading guilty last October in U-S District Court for the Southern District of Iowa. As part of a plea agreement, Rockingham-Lunex agreed to three years of probation. And both Schmidt and the company agreed to an environmental compliance plan.