Dirty Property

one of the major west coast sites that it seems everyone in the environmental remediation business gets to work on at one point is the AeroJet Sacramento Facility. Even though I am based in Southern California, I did a soil gas investigation out there in the summer of 2002 or 2003. It seems that the [...]

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About a year ago, we performed an excavation utilizing a large diameter auger rig (also known as a Cassion Rig). We removed approximately 1,200 tons of soil and fill material from the area of a former clarifier. Here is a video of the drilling in progress:

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The California Department of Public Health adopted a new and updated Maximum Contaminant Level (MCL) list in November of 2010. As you look through it, you may notice that there are quite a few compounds on the list that did not previously have MCLs. We commonly substituted the San Francisco Regional Water Quality Control Board [...]

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секцииLast week, the California EPA Office of Environmental Health Hazard Assessment published new California Human Health Screening levels (CHHSLs) for Perchlorate in soil and Ethylbenzene in soil gas. The concentrations are: Ethylbenzene: Residential Soil Gas on engineered fill – 1.1 µg/L Residential Soil Gas on base soil – 0.42 µg/L Industrial Soil Gas on engineered [...]

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There was an interesting article posted in the Los Angeles times today titled, “Toxic Soil Lurks Beneath Carson’s Carousel Neighborhood”. The Los Angeles times always has a flair for the dramatic and this article’s title is no exception, but this is a very real concern. There are all the makings of a major environmental case [...]

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This post will continue a post series that I started toward the beginning of this blog and including: Regulatory FAQ Regulatory FAQ II Definition of Terms and Industrial Facility Those posts described the basic steps associated with the work I do at various types of sites. This post will describe my involvement in the standard [...]

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As a resident of the City of Long Beach, I have been following the recent developments of the land swap between the City of Long Beach and Tom Dean. The proposed deal is some city owned land on the West Side of the city for the Los Cerritos Wetlands on the East Side of the [...]

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For this post, I thought I would continue on a subject that I began a couple of years ago on this blog: Regulatory FAQ ?????????Regulatory FAQ II and Definition of Terms Those posts described the basic steps associated with investigation of your standard corner retail gas station. For this post, let’s assume that you own [...]

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As many of you may already know, the American Society for Testing and Materials (ASTM) publishes standards for everything from Eye Protectors for Field Hockey (F2713-09) to the test method for kinematic viscosity of transparent and opaque liquids (and calculation of dynamic viscosity) (D445-06). One of the many various ASTM standards that I work with [...]

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This was posted last week and the sampling was presumably performed a couple of weeks ago, but I am posting it to illustrate that public focus on these issues is increasing. U.S. EPA to sample indoor air at Oakland homes, businesses near former plating shop Release date: 07/23/2008 Contact Information: Wendy Chavez, 415/947-4248, chavez.wendy@epa.gov High [...]

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