| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 10.88 | 197509070_NYA_BAL |
| Andy Messersmith | LAN | 7.17 | 197509080_SFN_LAN |
| Jim Hunter | NYA | 6.37 | 197509070_NYA_BAL |
| Jerry Reuss | PIT | 4.87 | 197509070_PIT_WAS |
| Don Gullett | CIN | 2.56 | 197509070_SFN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Coleman | DET | -5.96 | 197509071_DET_CLE |
| J.R. Richard | HOU | -2.36 | 197509080_HOU_ATL |
| Reggie Cleveland | BOS | -2.29 | 197509071_BOS_MIL |
| Bill Bonham | CHN | -2.21 | 197509090_CHN_PIT |
| Bill Butler | MIN | -2.05 | 197509092_TEX_MIN |
Based on accumulated WAA for this season up to 1975-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.52 | Jim Palmer | 281 | BAL |
| +002+ | 9.41 | Tom Seaver | 250.3 | NYN |
| +003+ | 8.57 | Andy Messersmith | 292 | LAN |
| +004+ | 8.18 | Randy Jones | 246.3 | SDN |
| +005+ | 7.91 | Jim Hunter | 294 | NYA |
| +010+ | 6.79 | Jerry Reuss | 214.7 | PIT |
| +012+ | 6.57 | Frank Tanana | 216.3 | ANA |
| +020+ | 4.94 | Dennis Eckersley | 161 | CLE |
| +022+ | 4.87 | Jim Kaat | 273.3 | CHA |
| +023+ | 4.78 | Steve Busby | 239.7 | KCA |
| +027+ | 4.58 | Bob Forsch | 207 | SLN |
| +029+ | 4.39 | Don Sutton | 248 | LAN |
| +031+ | 4.31 | Don Gullett | 143.7 | CIN |
| +035+ | 4.11 | John Montefusco | 213.3 | SFN |
| +036+ | 4.06 | Bert Blyleven | 234 | MIN |
| +044+ | 3.67 | Gaylord Perry | 271.3 | TOT |
| +049+ | 3.53 | Vida Blue | 245.7 | OAK |
| +048+ | 3.53 | Ed Figueroa | 212.7 | ANA |
| +054+ | 3.18 | Phil Niekro | 247.3 | ATL |
| +061+ | 3.04 | Brent Strom | 92.3 | SDN |
| +062+ | 3.02 | Jim Barr | 215.3 | SFN |
| +066+ | 2.92 | Rudy May | 190.7 | NYA |
| +069+ | 2.83 | Gary Nolan | 192.7 | CIN |
| +073+ | 2.66 | Paul Splittorff | 141.3 | KCA |
| +079+ | 2.54 | Burt Hooton | 196.7 | TOT |
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