| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Messersmith | LAN | 13.49 | 197508020_CIN_LAN |
| Jim Palmer | BAL | 9.13 | 197508011_MIL_BAL |
| Jim Hunter | NYA | 6.85 | 197508010_CLE_NYA |
| Randy Jones | SDN | 5.99 | 197508010_ATL_SDN |
| Jim Barr | SFN | 4.77 | 197508020_HOU_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Champion | MIL | -3.51 | 197508011_MIL_BAL |
| Johnny Odom | ATL | -3.09 | 197508020_ATL_SDN |
| Stan Bahnsen | OAK | -2.66 | 197508010_OAK_KCA |
| Bill Butler | MIN | -1.74 | 197508022_CHA_MIN |
| J.R. Richard | HOU | -1.64 | 197508010_HOU_SFN |
Based on accumulated WAA for this season up to 1975-08-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.6 | Andy Messersmith | 230 | LAN |
| +002+ | 7.5 | Randy Jones | 185.7 | SDN |
| +004+ | 6.5 | Tom Seaver | 185 | NYN |
| +007+ | 5.66 | Jim Palmer | 197.3 | BAL |
| +009+ | 5.55 | Jerry Reuss | 154.3 | PIT |
| +011+ | 5.19 | Don Sutton | 197.7 | LAN |
| +012+ | 5.08 | Jim Hunter | 215 | NYA |
| +015+ | 4.6 | Steve Busby | 199 | KCA |
| +016+ | 4.59 | Phil Niekro | 189 | ATL |
| +017+ | 4.54 | Jim Barr | 158 | SFN |
| +020+ | 4.26 | Ed Figueroa | 142.7 | ANA |
| +021+ | 4.18 | Steve Rogers | 156.3 | WAS |
| +025+ | 3.88 | Dennis Eckersley | 114.3 | CLE |
| +027+ | 3.71 | Bob Forsch | 163.3 | SLN |
| +035+ | 3.43 | Jim Kaat | 192 | CHA |
| +037+ | 3.35 | Vida Blue | 197.3 | OAK |
| +038+ | 3.2 | Frank Tanana | 152.3 | ANA |
| +044+ | 2.89 | Bert Blyleven | 171.3 | MIN |
| +060+ | 2.38 | Ken Brett | 86 | PIT |
| +064+ | 2.25 | Mike Torrez | 182 | BAL |
| +071+ | 2.12 | John Montefusco | 144.7 | SFN |
| +082+ | 1.82 | Ken Holtzman | 182 | OAK |
| +088+ | 1.74 | Woodie Fryman | 115.7 | WAS |
| +089+ | 1.73 | Mickey Lolich | 162.7 | DET |
| +096+ | 1.62 | Gary Nolan | 147.3 | CIN |
_