Author Archives: CRAZ

NO-NO2-NOx Jim Shorey NO-NO2-NOx gases are commonly measured by instruments using Chemiluminescence. Looking at the Flow Schematic shown below in Figure 1-2, we see the layout of a NOx Analyzer. This unit includes an internal Air Sample Pump, which draws Ambient Air into the port labeled as SAMPLE.  The next component shown as REACTION CHAMBER… Continue Reading

Hydrogen Sulfide, H2S Jim Shorey H2S gas is commonly measured by instruments using both UV fluorescence and a Heated Converter. Hydrogen Sulfide, H2S gas emissions are often a result from oil & gas production facilities. Looking at the Flow Schematic shown below in Figure 1-2, we see the layout of an H2S Analyzer. This unit… Continue Reading

Sulphur Dioxide, SO2 Jim Shorey SO2 gas is commonly measured by instruments using Ultra Violet UV fluorescence. Looking at the Flow Schematic shown below in Figure 1-2, we see the layout of an SO2 Analyzer. This unit includes an internal Air Sample Pump, which draws Ambient Air into the port labeled as SAMPLE. The next… Continue Reading

Technology behind the Data – Total Hydrocarbon Jim Shorey Hydrocarbon gas is commonly measured by instruments with a Flame Ionization Detector Looking at the schematic shown below in Figure 1-1, we see a basic diagram of a Flame Ionization Detector.  The FID detector requires both Air and Hydrogen to mix and be lit into a… Continue Reading

Technology behind the Data – Carbon Monoxide, CO By: Jim Shorey CO gas is commonly measured by instruments using Gas Filter Correlation GFC. Looking at the Flow Schematic shown below in Figure 1-2, we see the layout of a CO Analyzer. This unit includes an internal Air Sample Pump, which draws Ambient Air into the… Continue Reading

For over a decade Lafarge Canada Inc. (Lafarge) has been a part of a Western Canada wide anti-idling campaign. This campaign occurred across all of Lafarge’s operations and included not only Lafarge employees but contractors working on behalf of Lafarge. The purpose of the campaign was to recognize that air quality is everyone’s responsibility and… Continue Reading

CRAZ Quarterly Newsletter – October 2021 Top topics: Air Quality Health Index (AQHI) Results for 2021 Quarter 3 Alberta Airsheds Council has prepared this 2020 Alberta Airsheds Air Quality Report EcoSchools Certification Winners Continue Reading

CRAZ July Newsletter 2021 Need some summer reading? Take a peek at our new Newsletter. You will find articles about the Benefits of Remote Workplaces; AQHI and Air Quality Data; and news that CRAZ is an Emerald Award Winner!       Continue Reading

“You never let a serious crisis go to waste. And what I mean by that it’s an opportunity to do things you think you could not do before.” – Rahm Emanuel As we approach the end of the COVID-19 pandemic and life slowly returns to normal, we should pause and review what we have learned… Continue Reading

2021 Emerald Award Winner Calgary, Alberta, June 4th, 2021 The Calgary Region Airshed Zone (CRAZ) is honored to be the recipient of the 2021 Emerald Awards in the air category; recognizing projects and initiatives that improve air quality. “Showcasing the Albertan environmental projects and initiatives that have addressed and mitigated the effects of local, regional,… Continue Reading