LOOK: It Is Illegal To Throw These Things Away In Colorado There are 14 items that should never be thrown out with the trash in Colorado. Check out this helpful list of hazardous waste reminders that should never go in the garbage in Colorado. Hazardous waste collection events serve the residents of Delta County, and Montrose County partners with regional programs for e-waste, batteries, and liquids. Read More: Is It Illegal to Throw Trash Out of a Car Window in Colorado? Getty Images Getty Images loading...Get our free mobile appKEEP GOING: 20 Reasons You’ll Get A Parking Ticket in Grand Junction, Colorado Here is a very long list of reasons you could get a parking ticket in Grand Junction, Colorado.