| Station Name | Location | Latitude | Longitude | Elevation (meters) |
|---|---|---|---|---|
| SA21 | Univ. of Arizona, Tucson | 32.23°N | 110.96°W | 786.3 |
| SA24 | Cochise College, Douglas | 31.3683°N | 109.688°W | 1253 |
| SA27 | Hermosillo | 29.082°N | 110.961°W | 282 |
| SA31 | Salt River Project, Phoenix | 33.4465°N | 111.952°W | 384 |
| SA32 | Mt. Hopkins | 31.69°N | 110.88°W | 2668 |
| SA33 | Puerto Peñasco, Mexico | 31.32°N | 113.53°W | 7 |