* Arizona - Division 7 (Cochise, Graham, Greenlee, Pima, & Santa Cruz Counties)
The Palmer Index has become the semi-official drought index
Climate Division Drought Data - Graphing Options
Current U.S. Palmer Drought Severity Index Map
cf. Palmer Drought Severity Index for South Texas
02 Mar 2005 © Mike Quinn mike.quinn@tpwd.state.tx.us / Texas Entomology