Comments

Author Comment Last activity Moderation
sarasage "We are relying on odor as the main indicator. VOCs are prevalent in landfill odors and have a sweet smell; hydrogen sulfide is also prevalent and h..." | Read more » over 2 years ago
sarasage "This has been our issue for years, as well. In the past, we rented Summa canisters and would open them, only to get low to null readings and the la..." | Read more » over 2 years ago
sarasage "What a fun picture. So nice to have met you today. I look forward to hearing more from you! " | Read more » almost 3 years ago
sarasage "The second part of your question: -Do not conduct ambient air tests next to gas/propane tanks or you may get a false positive. -Do not test near ..." | Read more » almost 3 years ago
sarasage "For some communities, human noses are the only continuous air monitoring available. It is a valuable tool and there are ways to use this kind of co..." | Read more » almost 3 years ago
sarasage "I want to update this post to say that since I posted this question, Esri has developed an all-in-one app called, ArcGIS Field Map. It seems to be..." | Read more » almost 3 years ago
sarasage "Plants, especially trees and fragrant species, as well as decaying plant matter, emit biogenic VOCs. Some species of eucalyptus are known to emit h..." | Read more » almost 3 years ago
sarasage "This is really, really cool @seankmcginnis " | Read more » almost 3 years ago
sarasage "@cfastie, Thank you so much for this helpful response. " | Read more » almost 3 years ago
sarasage "We are very close to being able to use our bucket kits in the field and want to thank everyone who made a reliable kit based on the CBE buckets. Th..." | Read more » almost 3 years ago
sarasage "@seankmcginnis Yes, you are correct that our ideal future state would be a single device. To answer your questions, we are using iOS devices and w..." | Read more » almost 3 years ago
sarasage "@denissebn_06 I think it would be useful to write a post about AQ monitors' cost and operation on the VVAMP Page. We have a variety of monitors in ..." | Read more » almost 3 years ago
sarasage "@denissebn_06 This is a great question. In my experience, all AQ monitors make noise. To operate, they have a fan and motor to move air through it..." | Read more » almost 3 years ago
sarasage "@seankmcginnis @Ag8n I spent some time combing through the instrument manuals just now to answer your questions. Besides setting the instruments in..." | Read more » almost 3 years ago
sarasage "Would you be able to clarify if you are asking about what components affect air quality? For instance, volatile organic compounds or particulate ma..." | Read more » almost 3 years ago
sarasage "Have you looked at data from EPA's AMTIC (Ambient Monitoring Technology Air Monitoring Information Center)? I am assuming you are from the United S..." | Read more » almost 3 years ago
sarasage "Thank you so much for posting this! I purchased a couple of VOC detectors over the last week and wanted to know how the off-brand VOC detectors far..." | Read more » about 4 years ago
sarasage "More specifically, does anyone have experience with VOC breakout boards for Arduino? Do you prefer a different manufacturer? Do you have experien..." | Read more » about 4 years ago
sarasage "Are you in California, by any chance? " | Read more » over 4 years ago
sarasage "Wow, this looks exciting. A quick interjection here - one of the most challenging aspects of organizing groups of people gathering environmental da..." | Read more » over 6 years ago
sarasage "RKI (Riken Keiki) makes an popular 4-gas monitor, the GX-2012, which includes CO, O2 as well as CH4. The cal station doubles the cost of the equipm..." | Read more » over 6 years ago