Environmental Protection Agency (EPA)
http://www.epa.gov
The Environmental Protection Agency (EPA or sometimes USEPA) is an agency of the federal government of the United States charged with protecting human health and with safeguarding the natural environment: air, water, and land.

Occupational Safety & Health Administration (OSHA)
http://www.osha.gov
The United States Occupational Safety and Health Administration (OSHA) is an agency of the United States Department of Labor. It was created by Congress under the Occupational Safety and Health Act. Its mission is to prevent work-related injuries, illnesses, and deaths by issuing and enforcing rules (called standards) for workplace safety and health.

Office of Hazardous Materials Safety (OHM)
http://hazmat.dot.gov/hazhome.htm
OHM formulates, issues and revises Hazardous Materials Regulations (HMR) under the Federal Hazardous Materials Transportation Law. The HMR cover hazardous materials definitions and classifications, hazard communications, shipper and carrier operations, training and security requirements, and packaging and container specifications.

Texas Commission on Environmental Quality (TCEQ)
http://www.tceq.state.tx.us
The Texas Commission on Environmental Quality is the environmental agency for the State of Texas.

Utah Department of Environmental Quality (UDEQ)
http://www.deq.utah.gov
DEQ's mission is to safeguard public health and our quality of life by protecting and enhancing the environment. We implement State and Federal environmental laws and work with individuals, community groups, and businesses to protect the quality of our air, land and water.

Hazardous Waste