Here's an interesting link to Wilbur Hot Springs, which is, apparently, the site of a carbonated-water geyser. I had not heard of this place before. http://www.wilburhotsprings.com/geyser-in-california.htm Jeff Cross jeff.cross at utah.edu -------------- next part -------------- An HTML attachment was scrubbed... URL: </geyser-list/attachments/20130127/0023643f/attachment.html>