New OSHA Silica Testing Requirement in Effect OSHA has issued two standards (“rules”) to minimize exposure to respirable crystalline silica. One rule applies to construction trades, and the other for general industry and maritime workplaces. This blog focuses on the new OSHA Silica Testing requirements for the construction industry. September 23, 2017, kicked off enforcement for most






Dust & Smoke from Fires

Dust and Smoke From Fires Far more people have been impacted by dust and smoke than fires themselves. If you were directly impacted by fires you should read Cleaning After Fire. For others in the region who have been more directly impacted by dust and smoke from fires, please consider these tips to minimize health






Cleaning After Fire

Wednesday, 18 October 2017 by
Getting Back to A Healthy Home - Cleaning After Fire

Cleaning After Fire The October 2017 California Fires in Northern California were devastating. Northern California will be dealing with the death and destruction of recent wildfires for years.  The immediate life-safety concerns about fire are obvious and frightening, but what many don’t realize is that returning to fire damaged buildings is also hazardous. Cleaning after






LEED for New Construction - By Building Type

LEEDv4 IAQ Testing Requirements Industrial hygienists across the US have been watching the USGBC as they’ve updated the Indoor Air Quality (IAQ) Testing Credit for Post-Construction. LEEDv4 IAQ Testing requirements have changed since LEEDv2009. Many health and healthy building advocates hoped they would lower the allowable levels of formaldehyde, but due to industry uproar that did






Indoor Air Pollution Near Busy Roads

Wednesday, 07 September 2016 by
I-80_Eastshore_Fwy

Indoor Air Pollution Near Busy Roads Freeways and other busy roads are sources of elevated auto emissions and Indoor Air Pollution. These emissions can be harmful to human health for both people on the roads and people working, walking, and living nearby. Nearly 20% of the United States population lives near a high volume road,






Stealth Meters

Tuesday, 21 July 2015 by
stealth power meters

“Stealth” Power Meters: Analog Meters with Hidden Transmitters A client had recently shared their experiences recently regarding a Stealth Power Meter that had been installed on their home. The following has been anonymized: We had opted out of the smart meter program about a year ago.  The Electric Company had come out and swapped in






Environmental Building Inspection

Spring – The Perfect Season for an Environmental Building Inspection Since I have relocated back to the Bay Area, I have to say that I miss the full Four Seasons of Oregon. Maybe I don’t really miss the hard deep freeze of winters, nor the asphalt-bubbling heat waves of late July, but I do miss






magnetic field guidelines

Magnetic Field Guidelines for the New Home  EMF is a broad umbrella term encompassing many aspects of electromagnetic issues that can affect human health. Subcatagories of EMF issues include RF Radiation (also known as ElectroMagnetic Radiation [EMR]), Interior/Exterior Magnetic Fields, Interior/ Exterior Electric Fields, Transient Voltage Fluctuations (also known as Dirty Electricity or ElectroMagnetic Interference






Low Prices often equal Low Quality - You get what you pay for?

Lumber Liquidators Formaldehyde Testing A recent investigative journalist story exposed Lumber Liquidators formaldehyde testing and revealed a rather unfortunate tale that may affect hundreds of thousands of homes across the US. During active Federal investigations for suspicion of using illegally harvested lumber from Russia, it turns out one of the largest flooring distributors in the US






EMF Mitigation for High Magnetic Fields

Friday, 14 November 2014 by
EMF Magnetic Field Mitigation child's bedroom

High Magnetic Fields Exterior Net Current Mitigation: EMF Mitigation for Magnetic Fields Intermittent MF Issues: Exterior-sourced Net Current  EMF Mitigation for Magnetic Fields Problems in Detail: A child’s bedroom showed a line of higher than anticipated magnetic fields running up the guest bedroom wall from the main electrical panel situated in the garage below.  This






TOP