Computers, Monitors and Cathode Ray Tubes

In this world of rapidly changing technology, disposal of computer systems and monitors has created a growing waste stream. The Division of Waste and Hazardous Substances provides guidance for the management of these wastes by businesses under the state’s hazardous waste regulations.

Older computers and televisions use a Cathode Ray Tube (CRT) for viewing. The CRT contains lead to shield users from the radioactivity required to produce the image. Improper disposal of CRTs can place lead in the municipal solid waste stream that represents an environmental and health hazard.

The following is a brief outline of proper management and disposal questions commonly asked regarding the disposal of computer systems and monitors. Please remember this information is intended to serve as a guide and does not supersede Delaware’s Regulations Governing Hazardous Waste (7 DE Admin. Code 1302).