One Health New Orleans: Healthy People. Healthy Pets. Healthy Community. Join the Louisiana SPCA and the New Orleans Health Department for One Health New Orleans 2026 on Saturday, November 7, from 9 a.m. to 1 p.m. at the Louisiana SPCA New Orleans Campus, 1700 Mardi Gras Blvd. This free community wellness event brings preventive healthcare services for people and pets together in one location!