ACE Arctic Validation Campaign
Where is Eureka?

Eureka on located on Ellesmere Island, Nunavut (80.1N, 86.4W).  It is one of the weather station sites used in the Environment Canada Ozone Monitoring Network.  Daily total column ozone measurements are made using Brewer spectrophotometers and ozonesondes are launched weekly from Eureka.  (Map courtesy of Environment Canada).

Map of Enivronment Canada's Ozone Monitoring Network