EPCRA Sections 311-312 Emergency Planning and Community Right-to-Know Act (EPCRA) Hazardous Chemical Inventory Reporting Requirements
Any facility that is required to maintain MSDSs (or SDSs) under the Occupational Safety and Health Administration (OSHA) regulations for hazardous chemicals stored or used in the work place.
Facilities with chemicals in quantities that equal or exceed the following thresholds must report:
- For Extremely Hazardous Substances (EHSs)(40 CFR part 355 Appendix A and Appendix B (PDF)), either 500 pounds or the Threshold Planning Quantity (TPQ), whichever is lower.
- For gasoline (all grades combined) at a retail gas station, the threshold level is 75,000 gallons (or approximately 283,900 liters), if the tank(s) was stored entirely underground and was in compliance at all times during the preceding calendar year with all applicable Underground Storage Tank (UST) requirements at 40 CFR part 280 or requirements of the State UST program approved by the Agency under 40 CFR part 281.
- For diesel fuel (all grades combined) at a retail gas station, the threshold level is 100,000 gallons (or approximately 378,500 liters), if the tank(s) was stored entirely underground and the tank(s) was in compliance at all times during the preceding calendar year with all applicable UST requirements at 40 CFR part 280 or requirements of the State UST program approved by the Agency under 40 CFR part 281.
- For all other hazardous chemicals: 10,000 pounds.
How do I submit a Tier I or Tier II Inventory Report?
(This information was copied from the EPA website: https://www.epa.gov/epcra/epcra-sections-311-312)