NASA notice regarding debris
Note to Persons in the Area
Anyone who believes they have found debris related to Columbia should call the Johnson Space Center Emergency Operations Center, 281-483-3388. Be aware that hazardous chemicals may be present; do not disturb or move any debris.
All debris is United States Government property and is critical to the investigation of the shuttle accident. Any and all debris from the accident is to be left alone and reported to government authorities. Unauthorized persons found in possession of accident debris will be prosecuted to the full extent of the law.