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Regulatory Compliance

  • Apr2011

    Investigation, Remediation, and NPDES Compliance

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    Mammoth Mine/Little Backbone Creek Shasta County, California The Mammoth Mine is part of a series of inactive copper mines located in steep terrain above Shasta Lake, adjacent to USFS land and in the Shasta-Trinity National Recreation Area. The mine…

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  • Aug2010

    SMARA Mine Inspections, Modoc County

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    SMARA Mine Inspections
    Modoc County, California   VESTRA was retained by Modoc County to conduct annual SMARA mine inspections.  Twenty-three mines in Modoc County had not been inspected since 2000.  VESTRA conducted a deta…

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  • Aug2010

    SMARA Mine Inspections, Lassen County

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    SMARA Mine Inspections Lassen County, California   VESTRA was retained by Lassen County to conduct annual SMARA mine inspections.  Lassen County had struggled with insufficient staff to support the 55 surface mines in the County. …

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  • Aug2010

    Ore Reserve Characterization, Permitting, and Water Rights Compliance

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    Morris Ravine Quarry
    Oroville, California   VESTRA was retained by Mineral Resources LLC to conduct the exploration and permitting activities required to develop and expand a glass-grade silica sand mine located in Oroville, California.&…

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  • Aug2010

    NPDES Compliance, Characterization and Remedial Design

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    Bully Hill and Rising Star Mines East Shasta Mining District, Shasta County, California   For the last 7 years, VESTRA has managed the investigation and remedial activities at the Bully Hill and Rising Star mines for Millennium Holdings LLC. &n…

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  • Aug2010

    NPDES Compliance and Remedial Design

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    Stowell Mine
    Shasta County, California   VESTRA serves as the environmental and engineering consultant for the owner of the Stowell Mine Complex in Shasta County, California. The objectives of the ongoing activities are to eliminate ARD …

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