1. Past Project: Decommissioning a Used Oil Storage Tank in Helena, Montana

    The City of Helena contracted with Olympus Technical Services, Inc. to decommission and remove a 2,000-gallon waste oil tank from the yard of their vehicle maintenance facility at 3001 E. Lyndale Ave. The city had been using used oil stored in the tank to heat the shop, but sludge had built up over time and decreased the storage capacity of the tank by a third. Olympus opened the tank and allowed …Read More

  2. Past Project: Investigation and Analysis of Solids in Municipal Storage Tank Leads to Cleaning/Removal

    Staff at the City of Helena’s Missouri River Water Treatment Plant (MRWTP) had intended to repurpose a steel storage tank previously used to store alum. Even though the tank had been cleaned, when sodium hydroxide (lye) was added to it, it created a chemical reaction that burned a hole in the tank wall and left about three cubic yards of dense foam inside. Olympus Technical Services was contract…Read More

  3. Past Project: Oil/Sand Interceptor Cleaning for Montana Department of Transportation in Cascade, Montana

    Oil/Sand interceptors are typically installed in industrial and maintenance facilities. They are large-capacity, underground vaults designed to intercept and collect oil and sand in a wastewater flow and prevent it from reaching the sanitary sewer system. These vaults feature baffles and pipes that trap sediments and retain oils. When wastewater flows into the vault, it slows down, causing oils to…Read More

  4. Past Project: Train Derailment Spill Response in Whitefish, Montana

    Olympus responded to a freight train derailment in which two tanker cars derailed into Whitefish Lake, releasing approximately 70,000 gallons of diesel fuel. Olympus responded within two hours from our Helena, Montana office and chartered a plane to bring additional personnel and equipment from Seattle, Washington. There was no road access to the spill site so all equipment was mobilized utilizing…Read More

  5. Past Project: Lead Ore Concentrate Spill in Dillon, Montana

    A truck transporting lead ore concentrate was en route to a smelter and had an accident. The lead concentrate was released into a wetlands area adjacent to the Beaverhead River. Olympus was responsible for acquiring the necessary permits including a U.S. Army Corps of Engineers 404 permit, a State of Montana 3A permit, and the Montana 310 law notification for the work. Olympus mobilized to the sit…Read More

  6. Past Project: Wood Treating Facility Remediation

    A Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) consent order required that a former railroad tie treating plant be demolished. Olympus was contracted to characterize, stabilize and dispose of creosote work tank contents and demolish the facility. Olympus inventoried and characterized the tank residues. Each tank was accessed and the contents stabilized with kiln d…Read More

  7. Past Project: Chlorinated Solvent Release – Investigation and Remediation

    A chemical products distributor contracted Olympus to provide groundwater monitoring, site assessment, and soil and groundwater remediation services for chlorinated solvents that had been inadvertently released from underground product storage tanks. Monitoring indicated that groundwater had been adversely impacted and a dissolved chlorinated solvent plume was migrating offsite. Olympus initiated …Read More

  8. Past Project: Crude Oil Spill Cleanup in Stanford, Montana

    Olympus Technical Services provided rapid response to a ruptured pipeline which released over 200,000 gallons of crude oil onto surrounding land and into a nearby stream. Crude oil had ponded on the ground surface but could not be recovered by pumping. Olympus personnel assisted in obtaining necessary permits to burn the fuel and provided field support during the burn. Olympus recovered fuel from …Read More

  9. Past Project: Oilfield Property Transfer in Montana

    Olympus conducted a Phase I Environmental Site Assessment (ESA) for the sale of oilfield properties that included an oil and gas field, tank batteries, an associated central processing facility, and three natural gas compressor stations, all located at separate properties. The property owner was able to address recognized environmental conditions identified during the assessment while negotiating …Read More

  10. Past Project: Dry Cleaner Facility Fire in Helena, Montana

    Olympus Technical Services, Inc. responded to a tetrachlorethylene spill that resulted from a fire at a dry cleaning facility. Olympus’ first task was to complete an inventory and provide containment of various cleaning chemicals that survived the fire. The inventory was compared to a pre-release inventory to assess the potential releases from the fire. Olympus segregated the recovered chemicals…Read More