APS Storage Ring Upgrade Jan 24, 2023 Calendar When: April 17, 2023 – April 1, 2024 all-day 2023-04-17T00:00:00-05:00 2024-04-02T00:00:00-05:00 13 BMC 13 BMD 13 ID C/D 13 IDE General APS Storage Ring Upgrade, year long shutdown https://www.aps.anl.gov/APS-Upgrade