Mammoth HS Football to Play Eureka Valley HS of Nevada by Public Service Anouncements | Sep 20, 2022 | Community Event, Mammoth High School, Sports In lieu of the cancelled football game last week against Trona, Mammoth HS has picked up a replacement game on Friday, October 7th, 5:00 PM against Eureka Valley HS of Nevada. PUBLIC SERVICE ANNOUNCEMENT Share this:FacebookXEmail