Reference Source

Connecticut

For Connecticut, general hazardous chemical threshold is 10,000 pounds (federal); ehs threshold is 500 pounds or the TPQ, whichever is lower (federal); special categories or chemicals is Requires Tier II reports to be submitted directly to local fire departments, often with unique local formatting and mapping requirements; report name is Tier II; filing deadline is March 1, recorded from its source on 2026-08-15.

State
Connecticut verified
General hazardous chemical threshold
10,000 pounds (federal)
EHS threshold
500 pounds or the TPQ, whichever is lower (federal)
Special categories or chemicals
Requires Tier II reports to be submitted directly to local fire departments, often with unique local formatting and mapping requirements verified
Report name
Tier II verified
Filing deadline
March 1 our reading
Sourceedge-es.com
Verified
Review by
DatasetEPCRA Tier II hazardous chemical inventory reporting thresholds by state

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

Connecticut: Requires Tier II reports to be submitted directly to local fire departments, often with unique local formatting and mapping requirements.

edge-es.com, retrieved 2026-08-15

Source

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