21 Dec 2024 Chart Change Notice – Western US Western US Includes: AZ, CA, CO, ID, MT, NM, NV, OR, UT, WA, WY. Notices & Alerts / Chart Change Notice – Western US Included Regions (1) United States Included Areas (8) AZ, CA, ID, NM, NV, OR, UT, WA The Notice files on these pages are current as of the revision date shown on each page. Always consult all available published Notice information and ask for other pertinent Notices prior to flight. Chart Change Notice - Western US Back to All Notices & Alerts