Connecticut Department of Energy & Environmental Protection

DEEP headquarters at 79 Elm Street in Hartford has partially re-opened to staff and members of the public as of Tuesday, February 3. The DEEP records room has re-opened. The DEEP Central Permit Processing Unit (CPPU) will be open to the public starting on Wednesday, Feb. 4. For updates, click here

What is the category of your area source new spark ignition engine less than or equal to 500 horsepower?

Please click on one of the links below. A corresponding video will play.

 Landfill or Digester gas  Spark ignition 4-stroke rich burn
 Emergency  Spark ignition 4-stroke lean burn
 Spark ignition 2-stroke lean burn

 

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