Holiday Closing! County and Court Offices will be closed, Friday, April 7, 2023, in observance of the Good Friday Holiday

Department of Emergency Services Hazardous Chemical List

Department of Emergency Services Hazardous Chemical List

Reporting requirements under the community right-to-know provisions, section 311 and 312 or EPCRA are on-going obligations. Sections 311 and 312 of EPCRA apply to owners and operators of facilities that are required to prepare or have available a material safety data sheet (MSDS) for a hazardous chemical defined under the OSHA Hazard Communication Standard. Under section312 of EPCRA, if a hazardous chemical is present at or above the reporting threshold specified in 40 CFR part 370, the facility owner/operator is required to submit an emergency and hazardous chemical inventory form to the SERC< LEPC, and local fire department annually by March 1.

The reporting thresholds under Section 312 are:

  • For extremely hazardous substances: 500 lbs. or the threshold planning quantity (TPQ), whichever is less and
  • For all other hazardous chemicals: 10,000 lbs. of an OSHA hazardous chemical that is present at a facility, the below conversion table will help.

EXAMPLES

Chemicals

Acetylene

Ammonia 7664-41-7 

Asphalt

Cement

Chorine 7782-50-5 

Diesel Fuel - at service stations

Diesel Fuel - not service stations

Endosulfan

Gasoline - at service stations

Gasoline - not service station

Grain Dust

Nitrogen

Sulfuric Acid 7664-93-9 (Battery Acid)

Toluene


Threshold Planning Quantity (TPQ)

10,000 lbs.

500 lbs.

10,000 lbs.

10,000 lbs.

100 lbs.

100,000 gallons

10,000 lbs. / 1,388 gallons

10 lbs. solids in power form or 10,000 lbs. other forms

75,000 gallons

10,000 lbs. / 1,617 gallons

10,000 lbs.

10,000 lbs.

500lbs

10,000 lbs.