Project Details Location Washington State In fall of 2015, record rainfalls hit the Pacific Northwest causing many construction sites to flood with turbid stormwater runoff. Clear Creek Systems, Inc. responded to an emergency call at a construction project located in south-western Washington state. The project’s 3 million gallon stormwater retention vault was reaching capacity and …
Project Details Location Seattle, WA A scrap metal processing facility in Seattle, WA had an existing treatment system which had fallen into disrepair with age. The treatment equipment had been installed and mobilized by a company which is no longer in business, so the facility and their engineers turned to Clear Creek to bring their facility …
Project Details Location Orange County, CA In February 2013, the client received a grant to construct an urban run-off treatment system to re-use creek water and non-potable water from a nearby golf course. The goal was to design a fully automated system to remove sediments and achieve a substantial reduction in TSS. The design-build project …
Project Details Client Devcon Location Mountain View, CA This project required a 40 foot deep excavation for multi-use office building with an underground parking garage. Dewatering was needed to keep the excavation dry during construction. This was done using a dewatering well system and shoring. Groundwater was contaminated with Volatile Organic Compounds (VOCs). 41,000 cubic …
Project Details Location Humboldt, CA Humboldt Bay Power Plant (HBPP), a Pacific Gas and Electric Company (PG&E), began decommissioning and demolishing its Unit 3 nuclear power plant. The decommissioning of HBPP required the removal of sub grade structures, which will require excavation below the water table. This required that the excavations be pumped to maintain …
Project Details Location Sonora, CA Caltrans contracted with Tiechert to build a bypass on Highway 108 in Sonora CA. Under CA General Stormwater Permit, storm water was required to be discharged to a nearby creek. Initial attempts to provide erosion control by standard BMPs proved ineffective to meet discharge requirements. Treatment Clear Creek mobilized a …
Project Details Client Webcor Builders Location Berkeley, CA Renovations began on the Cal Memorial Stadium by Webcor Builders. During concrete curing operations, it became necessary to treat the water for pH adjustment. A separate system was needed to address storm water prior to discharge under the NPDES Construction General Permit. Treatment Clear Creek mobilized a …
Project Details In July of 1999 a major refinery needed some temporary filtration equipment to treat their auxiliary wastewater stream before discharging into the adjacent open waterway. Spikes of hydrocarbon material were passing through their existing treatment system, and they needed to polish the waste-water until improvements to the system were completed. The water analysis …
Project Details Location Alameda, California Sea Plane lagoon was dredged in preparation for redevelopment of Alameda Naval Station and Treasure Island. The lagoon was suspected to contain hydrocarbons and trace metals due to former use. Dredge spoils were brought up into holding wells. The leachate from the holding wells was transferred to holding tanks. Treatment …
Project Details Client William Charles Construction Location Rockford, IL A large power supplier undertook the site remediation of a 14-acre legacy property in Northern Illinois, formerly a manufactured gas plant from the late 19th century through 1947. Above ground structures were demolished and removed. The site had a variety of contaminants in the soil and …
