[1] For the vast majority of its operational lifetime, McClellan was a logistics and maintenance facility for a wide variety of military aircraft, equipment and supplies.

CGAS Sacramento continues to operate at McClellan following its closure as an Air Force Base and is the only remaining military aviation unit and installation on the airfield.

At first, McClellan was scratched from a list of bases to be closed, but that decision was faced with allegations that the Clinton administration was playing politics.

[7] In 2015, the Sacramento Bee reported that McClellan Airfield had been designated as a Superfund site, because the Environmental Protection Agency has identified 326 waste areas on the base.

[9] The McClellan Restoration Advisory Board provides a forum for the local community, regulatory agencies, and Air Force to share information on current and future environmental cleanup programs and reuse at the former base.