Table 36 --- Number of fires by size class on lands protected by Bureau of Land 



Management . 1950-58 



Size Class 



xear 



f±ace 



A 



B 



C 



D 







1950 



Alaska 



94 



46 



25 



7 



52 



224 





Other states 



84 



121 



141 



55 



71 



472 



1951 



Alaska 



119 



72 



35 



14 



31 



271 





Other states 



103 



182 



155 



76 



119 



635 



1952 



Alaska 



76 



32 



16 



2 



9 



136 





Other states 



110 



171 



184 



69 



103 



637 



1953 



Alaska 



126 



64 



39 



15 



41 



285 





Other states 



111 



194 



153 



52 



91 



601 



1954 



Alaska 



125 



53 



31 



16 



37 



262 





Other states 



94 



171 



142 



59 



101 



567 



1955 



Alaska 



105 



42 



21 



10 



12 



190 





Other states 



91 



122 



79 



31 



57 



380 



1956 



Alaska 



88 



59 



40 



14 



24 



225 





Other states 



180 



187 



116 



42 



46 



571 



1957 



Alaska 



124 



93 



64 



20 



102 



403 





Other states 



140 



262 



176 



79 



170 



827 



1958 



A 1 r ^Vfl 



98 



80 



45 



16 



45 



284 





Other states 



181 



319 



241 



123 



211 



1,075 





A "I c"Lra 



J o <J 





ox u 



lit; 



llu 



353 



2 , 280 



1958 



Other states 



1,094 



1,729 



1,387 



586 



969 



5,765 





Total 



2,049 



2,270 



1,703 



701 



1,322 



8,045 







Average 



number of 



fires by s 



ize class 







1950- 



Alaska 



106 



60 



35 



13 



39 



253 



1958 



Other states 



122 



192 



154 



65 



108 



641 







Percent of fires by size 



class 







1950- 



Alaska 



42 



24 



14 



5 



15 



100 



1958 



Other states 



19 



30 



24 



10 



17 



100 





Number 



of fires per million 



acres protected by 



size class 





1950- 



Alaska 



0.47 



0.27 



C.15 



0.06 



0.17 



1.12 



1958 



Other states 



0.88 



1.39 



1.11 



0. 47 



0.78 



4.63 



Source: Annual Reports of the Director, 3LM (Statistical Appendix). 



144 



