USACE Final Source Area Excavation and Remediation

USACE Final Source Area Excavation and Remediation

Ahtna excavated 6,700 cubic yards of gasoline-contaminated soil at Fort Hunter Liggett (FHL) Building 258, a former fuel depot, using a 36-inch diameter continuous flight auger (CFA) and completed soil remediation by land farming and bioremediation. In late 1989, an...
AKARNG Federal Scout Armories Remediation Services

AKARNG Federal Scout Armories Remediation Services

Ahtna was awarded a three consecutive contracts by the Alaska Army National Guard (AKARNG) to perform removal actions of petroleum-contaminated soil from 12 Federal Scout Armories (FSA) located across northwest and western Alaska. To execute the work, Ahtna conducted...
Environmental Services at FAA Stations

Environmental Services at FAA Stations

Ahtna was awarded a $25M ID/IQ contract with the Federal Aviation Administration. Our scope of work includes site investigations, tank testing/removal and replacements; remediation system design and installation; site preparation, removal actions, site restoration,...
USACE Groundwater Treatment Systems O&M, former Fort Ord

USACE Groundwater Treatment Systems O&M, former Fort Ord

Ahtna has provided remediation and engineering support for USACE at the Former Fort Ord (FFO) for various phases of the CERCLA BRAC cleanup program since 2002 under multiple consecutive contracts. FFO is in the remedial design and remedial action phase of the CERCLA...