Merit Labs

At Last! EPA Finally Validates PFAS SW-846 Method 8327

At Last! EPA Finally Validates PFAS SW-846 Method 8327

The U.S. Environmental Protection Agency (EPA) finally validated EPA SW-846 Method 8327 for the analysis of PFAS using LC/MS/MS instrumentation for non-potable water. Sample matrices for EPA 8327 include surface water, groundwater water, and wastewater. The method evaluated 24 PFAS compounds.

U.S. Congressional Bill Introduced to Require Water Monitoring for PFAS Receives Hearing

 U.S. Congressional Bill Introduced to Require Water Monitoring for PFAS Receives Hearing

The congressional bill recently introduced that would require the U.S. Geologic Survey to monitor for PFAS received a hearing on June 13th. The PFAS Detection Act, introduced in March, authorizes the U.S. Geologic Survey and the U.S. EPA to coordinate and develop PFAS testing standards. The bill requires that the USGS monitor for PFAS nationwide in water through a five-year, $45-million program.

Alpha Bravo Charlie: Merit’s Department of Defense Certification Renewed

Alpha Bravo Charlie: Merit’s Department of Defense Certification Renewed

The Department of Defense (DoD) has officially renewed Merit Laboratories' testing certification in support of the DoD Environmental Laboratory Accreditation Program (DoD ELAP).

Merit Laboratories is designated a Small Business Enterprise (SBE) and Woman-Owned Business Enterprise (WBE).  Merit’s DoD ELAP accreditation includes aqueous and solid sample matrices for a diverse range of analytical methods for organics, wet chemistry, and metals.

Michigan’s Superfund Legislative Report Published

Michigan’s Superfund Legislative Report Published


The State of Michigan published its annual Superfund report summarizing hazardous substance cleanups of the 65 Michigan sites that are funded by CERCLA (Superfund). No new Michigan sites were added to the Superfund list in FY 2017. According to the MDEQ’s Remediation and Redevelopment Division, 10 of the state’s Superfund sites were in the operation and maintenance phase.  

Protecting our Water: Friends of the Shiawassee River

Protecting our Water: Friends of the Shiawassee River

With over 36,000 miles of rivers and streams running throughout the state, Michigan is known for its plentiful freshwater and recreation opportunities. Over the years, many citizens and local groups have taken it upon themselves to serve as caretakers to protect these precious freshwater resources.  One such group is the Friends of the Shiawassee River (FOSR), which has been doing excellent work for over 20 years.

Just the Facts! PFAS Fact Sheets Published by ITRC

Just the Facts!   PFAS Fact Sheets Published by ITRC

The Interstate Regulatory Technology Council (ITRC) just published three new fact sheets on Per- and Polyfluoroalkyl Substances (PFAS) along with one updated fact sheet.  The four fact sheets address important topics related to PFAS remediation technologies, sample collection, laboratory methods, environmental fate and transport, and more. These four PFAS updates from ITRC are the most current guidance available and will provide environmental professionals with detailed information on PFAS

The Latest ATSDR Substance Priority List of Chemicals and Elements Posing the Most Significant Risk at NPL sites

The Latest ATSDR Substance Priority List of Chemicals and Elements Posing the Most Significant Risk at NPL sites

The rankings are out and three metals top the chart: arsenic, lead, and mercury. The Agency for Toxic Substances and Disease Registry (ATSDR) has released its 2017 list of substances at EPA-managed contamination sites posing the most significant risk to human health.  A total of 275 substances are listed on the entire ATSDR 2017 Substance Priority list.  Here are the Top 50 substances listed.