US lawUtahRegulationsAgency 13 — Environmental QualityProgram 307 — Air QualityR307-510 — Oil and Gas Industry: Natural Gas Engine RequirementsR307-510-2R307-510-2R307-510-2. DefinitionsLast amended: 2023Length: 17 wordsOfficial source Cite as Utah Admin. Code R307-510-2"Site hp" means the total horse power rating of all engines within the boundaries of the source.PreviousR307-510-1NextR307-510-3