Evidence Division-Crime Scene
The Crime Scene Division of the Alton Police Department is responsible for the recovery of evidence at the scene of the crime, or any place potential evidence can be recovered. Working in collaboration with the Patrol Division and the Investigation Bureau, this recovery involves several steps a few of which are the search, documentation, collection, and maintaining the chain of custody of all potential evidence. The Alton Police Department remains on the cutting edge of new technology in crime scene investigation, equipment and techniques. The use of various spectrums of light, powders, casting materials, chemicals, presumptive blood tests, (For Locating Blood Evidence) lasers technology to track bullet trajectory’s, and digital photography are a few of the tools used to obtain, document, and preserve evidence at the scene of crimes.