Piikani Nation Lands Department, with funding from
Indigenous Services Canada has committed in three phases to clean up any Underground
Storage Tank (UST) contamination at the Crownest Trail Outpost Gas Station.
Piikani Nation Lands Department has retained Tetra Tech Canada Inc to conduct a phase
III Environmental Site Assessment to further delineate any petroleum hydrocarbon (PHC)
impacts to the ground at the site.
The work for the final phase will consist of hauling contaminated soil to a treatment cell
area that was approved by the Piikani Lands Department. Once completed, the treated
soil will be hauled back to fill the excavation site.
In 2017, Petroleum hydrocarbon (PHC) impacts were identified following the removal of
three underground fuel storage tanks. In which a subsequent phase II Environmental Site
Assessment was completed in 2020.
Tetra Tech will prepare a remedial action plan including a remedial options analysis for
Tetra Tech Canada Inc was at the site on March 14, 2023, to begin the prep work for the
The project will begin on March 20, 2023 with KBL subcontracted under the direction of
Tetra Tech. Piikani Nation Lands Department will have Joaquin Four Horns, lands
employee, on site to complete daily inspections and address any concerns that may arise.