It had been done a research about kinetics of degradation petroleum contaminated soil by bacteria indigen Pseudomonas pseudoalcaligenes, Bacillus sp and consortium (Microccoccus sp, Pseudomonas pseudomalleit Pseudomonas pseudoalcaligenest Bacillus sp) the concentration total petroleum hydrocarbon (TPH) is 88.88%. The sample was diluted to 2.5%; 5.0%; 7.5%; 10.0%; 12.5% and 15.0% with mixing ffe…