Crisis planning, financial updates main highlights from USD 251 Board meeting Wednesday Featured USD 251 Image The USD 251 North Lyon County Board of Education approved a revised crisis plan for the district during its recent meeting Wednesday evening. According to Superintendent Bob Blair the revisions will not see any major changes to the plan. He says the revisions simply make it more detailed and user friendly. PLG CONTENT HTML5AUDIO NOT SUPPORTED Blair says constant improvement in crisis planning was a norm for him at his previous district and he plans to continue the regular update efforts with 251 s plan in the years to come.