40 CFR 60 Subpart JJJJ – Standards of Performance for Stationary Spark Ignition Internal Combustion Engines GAS conducts JJJJ testing all over the United States. We have an entire department dedicated to this service! JJJJ testing will be conducted in accordance with 40CFR Part 60 Subpart JJJJ.  The complete test normally takes 3 1/2- 4 hours.  These tests are planned in advance and worked into a schedule.  All charges related to the test are included in the pricing. Measurement/EPA and State Approved Methods

  • Method 1/1A: Sample and Velocity Traverse Locations
  • Method 2: Volumetric Flow
  • Method 3A: O2
  • ASTM D6348-12: FTIR

All Quality Assurance/Quality Control Data and Documentation as Required by the EPA Link