Preventing Fires in Baled Hay and Straw – Ag Safety and
2019-5-17 · (Source: National Resource, Agriculture, and Engineering Service [NRAES]) Hay Fire Hazards. The following three hazards exist from hay fires: Flare-Ups: When the internal hay bale temperature is between 150ºF and 170ºF, the potential exists for spontaneous combustion, and the hay should be moved to allow it to cool. If the temperature is at the higher end of the