Participants: David Delene, Kurt Hibert, and Nick Gapp Purpose: Exchange filter sampling head, mount new GlacialRidge2 hard drive, weed whack Summary: * Increased motor speed to ~40 * Installed new filter head ND-1-039B (used new naming convention because ND-1-039 has already been used) * Mounted new external hard drive for GlacialRidge2 * Packed cooler with the original 6 filter heads and got it ready for shipment to Dr. Raina (shipped on 8/1) For next trip: * Bring back gas can to the field site * Bring a pliers back from the field site and put it in the CH423 lab * Weed whack