Remediation Practice

EDSG's Remediation Practice focuses on reducing overall project cost and schedule using innovative applications of information technology.  EDSG automates environmental remediation systems, develops new data collection tools, and implements Remediation Management Information Systems (RMIS).  We also provide the full range of remediation services, including Site Assessments, Remedial Investigations, Feasibility Studies, and Remedial Design. EDSG's efficient and streamlined approach toward collecting, evaluating and managing remediation information accelerates site cleanup and closure.

Integrated Remediation Optimization Strategies (iROS)

Beginning with an understanding that every site has its unique set of clean-up goals and budgetary challenges, EDSG uses a 4-step integrated remediation optimization strategy (iROS) to design a site-specific optimization:

  • Document current remediation deployment (beginning or existing site conditions, remediation system, hardware, data)

  • Identify remediation information needed

  • Based on the issues identified and the information needed, identify remediation automation opportunities

  • Specify technologies to fill gaps (data and equipment)

iROS results in a summary of issues, recommendations,  and solutions to improve remediation system performance. While each solution is unique, recommendations tend to include modifying equipment performance, optimizing data collection, eliminating data input redundancy and bottlenecks, improving workflow, and automating site processes. EDSG is product and technology neutral – we evaluate and recommend the most appropriate combination of technologies for a site - specific solution. 

iROS Case Study: Accelerating clean-up of a multi-million gallon fuel plume spread over 20-acres. Click here to find out how this 15-20 year clean-up is being accomplished in only 6-9 years.

Remediation Process Optimization (RPO)
For sites with a long-term O&M program, a Remediation Process Optimization (RPO) is recommended every 5 years to determine if the remediation process is truly driving the site toward closure. Many remediation systems lose their initial effectiveness after several years of operation, and the rate of cleanup slows dramatically or even stalls, while O&M costs increase. The RPO team is comprised of experts in various areas of remediation relevant to the specific site. The RPO team reviews site operations, site data, and reports, and makes recommendations to improve the treatment process and site operations. Well organized, reliable data is essential to an effective RPO.

Remediation Management Information System (RMIS)

Any large remediation project requires data management.  EDSG, a leader in applying EHS IT solutions, provides a Remediation Management Information System (RMIS) that turns data into meaningful information.  While the actual interface and output reports are customized for each client, typically all project data – boring logs, monitoring data, analytical data, well pumping data, treatment system data – can be stored in one user-friendly system that is organized, categorized, reliable and available.  Additionally, the data query engine tabulates the requested data over the requested time period. Regulatory and compliance notifications are automatically emailed to the responsible persons; action item lists can be generated based on real-time data.  Budget and schedule are tracked.  RMIS can also generate tables and graphics , customized to the needs of the user, to communicate project progress and success. 

 

Continuous Fluid Level Monitoring System (CFLMS) (US patent pending)

EDSG developed the Continuous Fluid Level Monitoring System (CFLMS) to automate measurement and reporting the depth to water and depth to non-aqueous phase liquid (NAPL) in recovery and monitoring wells. When integrated into an RMIS, CFLMS can automatically control extraction pump operation based on the real-time measurements of NAPL and water levels in a well.  Since the project team can read real-time depth to product and depth to water measurement in each well equipped with CFLMS, 100+ wells can be assessed in less than an hour to identify which wells need attention that day.  The field crew can then spend its time optimizing and troubleshooting to maximize recovery, rather than on monitoring to determine which wells are recovering.  The result is maximized NAPL recovery, since each well is continually optimized.

 

Full Spectrum Remediation Services

EDSG provides services for all phases of site remediation, including:
 
  • Phase I Environmental Site Assessments

    Remediation Details

    Phase I Environmental Site Assessments - EDSG understands that many remediation activities begin with a Phase I Environmental Site Assessment. These assessments can range in complexity from a single site real estate transaction assessment, to a multi-site, multi-objective assessment. EDSG's technological applications can provide innovative streamlining opportunities for the latter scenario, particularly as provided by portfolio risk assessment, financial liability as well as providing a dashboard type snapshot of site history and potential current status.

  • Phase II Environmental Site Investigations

    Remediation Details

    Phase II Environmental Site Investigations - Implementing a Phase II site investigation successfully results in addressing environmental issues and when necessary, providing the foundation to produce an effective and efficient remedial system design. A misunderstanding or inadequate assessment of the data generated from Phase II Investigation activities can lead to an ineffective remediation approach. Therefore, when remediation will most likely be required, EDSG's Phase II approach focuses on gathering information that is pertinent and most valuable to designing a system that optimizes environmental impacts.

  • Feasibility Studies

    Remediation Details

    Feasibility Studies - Incorporating data generated from previous environmental investigations and utilizing an EMIS (Environmental Management Information System) to effectively manage and evaluate data allows EDSG to actively and efficiently conduct feasibility studies to select the appropriate approach and/or pilot tests. At many sites, data that has been generated from several investigations are stored in numerous data files. EDSG collects data which is then stored in a centralized database that allows all data to be resourcefully evaluated which then furthers helps to determine the next step in selecting and implementing a remedial approach.

  • Remedial System Design

    Remediation Details

    Remedial System Design - Our remediation design approach optimizes clean up time by applying our proprietary three-pronged approach which includes data collection via wireless field tools (WFT), development of new field tools to collect real time data, and information management via a dashboard management tool. EDSG's Remediation Practice is based on the premise of optimizing contaminant mass removal and subsequently reducing overall project costs through the effective integration of Environmental Management Information Systems (EMISs) and development of new field tools. This approach has successfully allowed EDSG to secure one of the largest Free Product Removal Remediation Projects within the Los Angeles, California basin.

    EDSG is effectively using EMISs to manage remediation data to make real time decisions to maximize contaminant mass removal. In combination, EDSG is developing a new field instrument that will provide real time process data to the remediation system controls, further maximizing performance of the remediation system. Implementing this strategic approach, considering the payback, and focusing on building the infrastructure that is suitable for projects, helps to reduce the length of time for projects as well as Operational and Maintenance costs.

  • Operation and Maintenance

    Remediation Details

    Operation and Maintenance - Data, Data, Data. A remediation system results in the generation of a lot of data, which in many cases never is or not in a timely manner, evaluated to optimize the remedial system performance. However, EDSG manages data through our EMIS and Dashboard systems which allows for data to be collected and evaluated real time. Additionally, field personnel collects data through wireless field tools (WFTs) which allows for real time decisions to be made because the data can be inputted into the EMIS remotely and the dashboard system allows for quick evaluation of the data. EDSG's approach elevates the importance of efficient management and evaluation of data. Elevating the importance of efficiency to a near equal level as maximizing contaminant mass removal subsequently reduces overall project costs.

  • Closure

    Remediation Details

    Closure - Obtaining closure is the ultimate success. By utilizing an EMIS to manage all environmental data, all the information is at hand, which subsequently translates to an expedited closure process with the regulatory agency. Requesting closure requires providing adequate information to meet the regulatory requirements. Many times agency needs are related to the need for centralized data so information is easily obtainable and can be provided in an efficient and expedite manner. The relaying of this information conveys knowledge of the site and helps to expedite the closure process.

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