Ratings on the US Sci Fi Channel for the second half of both Stargate series have so far not kept pace with last summer’s first half ratings. The shows have been up against stiffer competition on network television, which may account for part of the drop. The official ratings so far for Season 9 of SG-1 are below:
| 9.01 “Avalon Part 1″ | 2.1 |
| 9.02 “Avalon Part 2″ | 2.1 |
| 9.03 “Origin Part 3″ | 2.0 |
| 9.04 “The Ties That Bind” | 2.0 |
| 9.05 “The Powers That Be” | 2.0 |
| 9.06 “Beachhead” | 1.9 |
| 9.07 “Ex Deus Machina” | 1.9 |
| 9.08 “Babylon” | 2.0 |
| 9.09 “Prototype” and | |
| 9.10 “The Fourth Horseman Part 1″ | 1.8 |
| 9.11 “The Fourth Horseman Part 2″ | 1.9 |
| 9.12 “Collateral Damage″ | 1.7 |
| 9.13 “Ripple Effect″ | 1.8 |