4th of July Holiday 16/06/29 at 9.47am / by lrswma / 0 Comment Bass Hill Landfill, the LRSWMA office and all Lassen County offices will be closed on Monday, July 4, 2016. If you have any questions, please contact the LRSWMA office at 530-252-1273. Bass Hill Landfill is closed on Monday, July 4, 2016. Facebook Twitter Google+ LinkedIn