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 new or reconstructed stationary spark ignition engine less than or equal to 500 horsepower located at a major source?

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

 Emergency  Spark ignition 4-stroke lean burn, rated less than 250 horsepower
 Emergency Spark Ignition 4-stroke lean burn, rated less than or equal to 250 horsepower  Spark ignition 2-stroke lean burn
 Spark ignition 4-stroke rich burn  Landfill or Digester gas

 

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