Final answer:
Local government agencies are the best source for information on where hazardous materials are stored or released from fixed sites in your community.
Step-by-step explanation:
The best source for information on where hazardous materials are stored or released from fixed sites in your community is usually Local government agencies. Local government agencies have the responsibility of regulating and overseeing the storage and release of hazardous materials within their jurisdiction. They often maintain a database or provide public access to information regarding hazardous waste facilities, including their locations and any violations or incidents that have occurred.