HEAT  UNITS
                                       Accumulated since Jan 1 2013 
                                =====================================
         STATION        DATE      86/55        86/50        86/45
       ===========    ========   =======      =======      =======
       Aguila          May 18      1045         1455         1947 
       Bonita          May 18       644          942         1315 
       Bowie           May 18       937         1318         1778 
       Buckeye         May 18      1303         1775         2317 
       Coolidge        May 18      1162         1586         2090 
       Desert Ridge    May 18      1327         1829         2398 
       Harquahala      May 18      1274         1725         2249 
       Kansas Sett.    May 18       693          984         1349 
       Maricopa        May 18      1362         1835         2370 
       Mesa            May 18      1637         2177         2773 
       Mohave          May 18      1387         1854         2393 
       Mohave-2        May 18      1274         1717         2237 
       Paloma          May 18      1341         1809         2342 
       Parker          May 18      1355         1828         2365 
       Parker-2        May 18      1382         1860         2402 
       Payson          May 18       435          687         1019 
       Prescott        May 18       395          637          960 
       Phx Encanto     May 18      1384         1882         2439 
       Phx Greenway    May 18      1378         1870         2427 
       Queen Creek     May 18      1134         1564         2073 
       Roll            May 18      1332         1789         2321 
       Safford         May 18      1015         1388         1835 
       San Simon ^     May 18       886         1232         1650 
       Tucson          May 18      1200         1632         2140 
       Yuma N.Gila     May 18      1418         1920         2489 
       Yuma South      May 18      1349         1832         2384 
       Yuma Valley     May 18      1539         2075         2666 

               DATE = Last day station reported.
                      Sine Curve Heat Units current thru this date.
                  * = Station not up to date