Rhode Island
For Rhode Island, general hazardous chemical threshold is the minimum reporting threshold is 10,000 pounds (4,540 kg); ehs threshold is 500 pounds (227 kg) or the Threshold Planning Quantity (TPQ), whichever is lower; filing deadline is March 1, verified against its source on 2026-09-22.
- State
- Rhode Island
- General hazardous chemical threshold
- the minimum reporting threshold is 10,000 pounds (4,540 kg) verified
- EHS threshold
- 500 pounds (227 kg) or the Threshold Planning Quantity (TPQ), whichever is lower verified
- Filing deadline
- March 1 verified
What the source says
For all other hazardous chemicals for which facilities are required to have or prepare an SDS, the minimum reporting threshold is 10,000 pounds (4,540 kg).
— dem.ri.gov, retrieved 2026-09-22
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
General hazardous chemical threshold
For all other hazardous chemicals for which facilities are required to have or prepare an SDS, the minimum reporting threshold is 10,000 pounds (4,540 kg).
EHS threshold
For Extremely Hazardous Substances (EHS) designated under Section 302 of Title III, the reporting threshold is 500 pounds (227 kg) or the Threshold Planning Quantity (TPQ), whichever is lower.
Filing deadline
Submission of the Tier II Facilities Emergency and Hazardous Chemical Inventory must be submitted by March 1 of each year to their State or Tribal Emergency Response Commission (SERC or TERC), Local or Tribal Emergency Planning Committee (LEPC or TEPC), and local fire department.
— all from dem.ri.gov, retrieved 2026-09-22
Source
- dem.ri.govhttps://dem.ri.gov/environmental-protection-bureau/emergency-response/tier2-reporting-rhode-island