Tier II Reporting: Am I Regulated?

Am I Required to Report Stored Chemicals?

Tier II reporting is required for any facility that stores hazardous chemical(s) that meet or exceed chemical thresholds at any one time.
A chemical is hazardous if the facility is required to maintain Material Safety Data Sheets (MSDS) or Safety Data Sheets (SDS) under the Occupational Safety and Health Administration (OSHA) regulations.

Hazardous Chemical Reporting Thresholds

If you store hazardous chemicals in quantities equal to or greater than the reporting threshold for that chemical you must submit a Tier II Report.

Reporting Thresholds

• Hazardous chemicals: 10,000 lbs.
• Extremely hazardous substances (EHS): 500 lbs or the threshold planning quantity (TPQ), whichever is less.
  • EHS List of Extremely Hazardous Substances and TPQs  
• Retail fuel stations: if tanks are underground and in compliance with underground storage tank federal (40 CFR 280 TCEQ) requirements.
  • Gasoline: 75,000 gallons
  • Diesel Fuel (all grades combined): 100,000 gallons
  • Reporting thresholds for gas and diesel fuel retail stations
• Chemical Reporting Exemptions

Hazardous Chemical Resources

• Hazardous Chemical Information – information about EHSs, mixtures, etc.
• Weight Converter -use this to convert gallons to pounds.
• Laws and Regulations on Tier II Reporting
• EPA EPCRA Frequently Asked Questions and Answers