February 9, 2023
Residual and Noxious Weed
Whitman County Public Works Road Department is requesting any persons in Whitman County wishing to designate a portion of a Whitman County Road right-of-way as a “NO-SPRAY” area, please contact the Public Works Office at (509) 397-5200 for information and agreement applications. Verification and confirmation of all existing “NO-SPRAY” areas is necessary. Failure to confirm your “NO-SPRAY” area may result in that area being treated with residual and noxious chemicals. Please apply by March 6, 2023 for residual and noxious weed control on all roads, grave...