k Months 2010 2011
Station I Station II Station I Station II
Post monsoon January 1.2 1.1 3.65 2.65
February 1.3 0.96 1.58 2.85
March 0.67 0.23 1.21 2.06
Summer April 1.0 0.21 1.05 1.26
May 0.11 0.1 0.11 0.92
June 2.1 1.41 1.95 1.25
Pre monsoon July 2.4 1.34 2.58 1.97
August 1.32 1.42 3.64 2.57
September 1.4 1.97 4.61 2.62
Monsoon October 3.18 2.97 4.89 3.21
November 4.32 3.13 4.2 4.13
December 4.48 4.1 5.62 4.62
Table 9: Monthly variations of Ammonia (µM) from January 2010 to December 2011.