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Focus on the Environment E-Newsletter

Cox-Colvin & Associates, Inc. launched the first issue of our e-newsletter titled Focus on the Environment in July 2010. The e-newsletter is an outgrowth of our previous RCRA Corrective Action Newsletter, Toxicology and Risk Newsletter, and Green and Sustainable Remediation Bulletin, and combines all three subjects (and more) into one monthly e-newsletter. The goal of our Focus on the Environment e-newsletter is to provide useful, up-to-date environmental news and analysis – News You Can Use.

Previous issues of Cox-Colvin’s Focus on the Environment e-newsletters can be accessed by clicking the links below. Topics discussed within each newsletter are listed below the appropriate month. To sign up to receive our monthly newsletter via email, please complete the form in the sidebar of this page.


April 2018

  • EPA Updates Vapor Intrusion Screening Level Calculator
  • Implementing the Hazardous Waste Generator Improvements Rules – State Adoption
  • Ohio Identifies Impaired State Waters and Priorities
  • E-Manifests System Launch Date Scheduled for June 30, 2018
  • Project Spotlight:  Differentiating Background from Vapor Intrusion

March 2018

  • Vapor Intrusion Fundamentals 41 – Short-Listing
  • Background Concentrations of Arsenic in Ohio Soils
  • CWA Coverage of Discharges of Pollutants via Direct Hydrogeologic Connection to Surface Water
  • January 2018 Supreme Court Decision Regarding Waters of the United States
  • ANSI/AARST’s 2018 Soil Gas Control Standard for New Buildings
  • Project Spotlight: RFI and CMS at Commercial TSDF

February 2018

  • Vapor Intrusion Fundamentals 40 – The Four Horsemen: Benzene, Chloroform, Napthalene, and Trichloroethene
  • FY 2017 EPA Enforcement Results Show Drop in EPA Inspections
  • What happens when Laboratory Holding Times are Exceeded for TCLP Sample?
  • Electronic Submission of Supplementary Annual Groundwater Reports to the Ohio EPA
  • Michigan Publishes Incremental Sampling Guidance
  • Update on Waters of the United States Rulemaking
  • Ohio EPA Considers Changes to Rules for Industrial Solid Waste and Residual Solid Waste Landfills
  • Project Spotlight: Brine Disposal Well Network Evaluation

January 2018

  • VI Fundamentals Henry’s Constant
  • What happens when Laboratory Reporting Limits Exceed TCLP Regulatory Standards?
  • U.S. House Approves Renewal of Brownfield Funding
  • EPA Identifies Rulemaking Priorities
  • EPA Updates Regional Screening Levels
  • Project Spotlight: PCB Remediation in Soil at Operating Manufacturing Facility

December 2017

  • State Agencies Weigh in on FY 2018-2022 EPA Draft Strategic Plan
  • Ohio EPA Adopts Ohio-Specific Universal Waste Rules
  • Vapor Intrusion Fundamentals 38 – Mercury Vapors
  • EPA Releases List of 21 Superfund Sites Targeted for Immediate, Intense Action
  • ITRC Publishes Fractured Rock and Bioavailability Guidance
  • Project Spotlight: Alternate Source Demonstration for Arsenic Groundwater

November 2017

  • Your Well May be Gone, But it is Never Forgotten – Ohio EPA’s Push to Abandon Unused Monitor Wells
  • Are Lead Scavengers the “Next TCE” for Vapor Intrusion (VI)?
  • EPA’s Leaching Environmental Assessment Framework (LEAF) Included as Part of SW-846 Update
  • Endophyte Treated Poplar Trees Successfully Field Tested in the Cleanup of TCE Plume
  •  Zane Cox, ASP Promoted to Project Scientist
  • Andrew Furst Promoted to Staff Scientist
  • Project Spotlight: Pre-Demolition Vapor Intrusion Assessment in Western Ohio