Table 1 Level variations of Irazú crater lake: levels of the lake were measured by comparing photos taken in different times according to the method established by Rouwet (2011)
Date | Level (m) |
|---|---|
April 2007 | 7.30 |
August 2007 | 6.04 |
February 2008 | 4.65 |
March 2008 | 4.24 |
April 2008 | 3.59 |
April 2009 | 3.52 |
December 2009 | 2.58 |
March 2010 | 1.15 |
April 2010 | 0.00 |
January 2011 | 1.99 |
March 2011 | 2.99 |
April 2011 | 2.78 |
June 2011 | 2.60 |