The following links are available for extended information

DEA database
Don’t Rush to Flush website map of take-back locations

Imperial Valley Locations:

Brawley475 W Main StreetVon’s
Calexico109 W BirchFood 4 Less
El Centro750 N Imperial AvenueVon’s
Imperial221 West Aten RoadU. S. Border Patrol Sector Office
El Centro Station