Soot and skepticism linger in Tangipahoa weeks after Smitty’s Supply explosion By Holly Duchmann - October 2, 2025 FacebookTwitterLinkedinEmailPrint Six weeks after the explosion at Smitty’s Supply in Tangipahoa Parish, residents say oily soot still coats homes, pets are sick and waterways remain contaminated as far as 40 miles downstream, L… Already an INSIDER? Sign in.