A residual DNAPL source area (total VOC concentrations as high as 25,000 to 30,000 g/L) is located in weathered bedrock up to 40 feet below a large industrial warehouse that houses an active business.
Zocalo Community Development and Hines, developers of two adjacent sites in the booming real estate market of Denver’s Central Platte Valley, required a full design review for a 43 ft deep excavation for Hines’ new site at 1601 Wewatta. The 1601 Wewatta site is immediately adjacent to the recently constructed Cadence Apartments site, a 13-story mixed commercial and residential structure developed by Zocalo.
Our client, a banking firm, was building a new 4,000-square-foot bank at a former gasoline station site in Denver. Because some petroleum contamination was still present at the site, the state agency responsible for cleanup of leaking underground storage tank (UST) sites required installation of a vapor intrusion mitigation system in the new building.
Historic releases of dense non-aqueous phase liquids (DNAPLs) at a manufacturing facility in Denver, Colorado resulted in a chlorinated solvent groundwater plume that extended more than two miles below a residential area.
Ovintiv Inc. is a leading North American energy producer, with diverse resource plays producing natural gas, oil, and natural gas liquids. Ovintiv Inc.'s operations have a wide array of environmental, health and safety challenges.
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