Richard fixed a short on the HEPI pump controller. The fire department was testing smoke detectors in the OSB and at end X. Dust counts in the optics labs were elevated as a result of tests in these rooms. Hugh worked on HEPI L4C leveling at HAM1. Dale took a group of college students from WSU on a tour, including into the LVEA. Apollo removed the rigid section of spool BE-3A. Hugo took pictures of HAM3 from the north side. Michael R. tested turning of an AC unit in the H1 PSL enclosure. Greg worked at HAM5.