| Starter | Tm | Tier | Game |
|---|---|---|---|
| Randy Jones | SDN | 9.41 | 197509140_HOU_SDN |
| Tom Seaver | NYN | 9.24 | 197509140_NYN_SLN |
| Andy Messersmith | LAN | 8.7 | 197509130_ATL_LAN |
| Jim Hunter | NYA | 8.35 | 197509140_CLE_NYA |
| Jerry Reuss | PIT | 6.11 | 197509151_PIT_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| J.R. Richard | HOU | -2.71 | 197509140_HOU_SDN |
| Bill Bonham | CHN | -2.61 | 197509151_PIT_CHN |
| Reggie Cleveland | BOS | -2.19 | 197509132_MIL_BOS |
| Bill Butler | MIN | -2.05 | 197509140_OAK_MIN |
| Jim Slaton | MIL | -1.49 | 197509140_MIL_BOS |
Based on accumulated WAA for this season up to 1975-09-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.89 | Jim Palmer | 290 | BAL |
| +002+ | 9.46 | Andy Messersmith | 301 | LAN |
| +003+ | 8.89 | Randy Jones | 263 | SDN |
| +004+ | 8.57 | Jim Hunter | 310 | NYA |
| +006+ | 8.35 | Tom Seaver | 258.3 | NYN |
| +013+ | 6.36 | Jerry Reuss | 223.3 | PIT |
| +014+ | 5.78 | Frank Tanana | 228 | ANA |
| +019+ | 5.4 | Dennis Eckersley | 168.3 | CLE |
| +022+ | 4.8 | Don Sutton | 254 | LAN |
| +030+ | 4.22 | Vida Blue | 254.7 | OAK |
| +032+ | 4.12 | Phil Niekro | 256.3 | ATL |
| +033+ | 4.09 | Jim Kaat | 283.3 | CHA |
| +035+ | 3.99 | John Montefusco | 221.3 | SFN |
| +036+ | 3.98 | Ed Figueroa | 221.7 | ANA |
| +037+ | 3.94 | Steve Busby | 253 | KCA |
| +047+ | 3.69 | Don Gullett | 147.7 | CIN |
| +048+ | 3.65 | Gaylord Perry | 280.3 | TOT |
| +052+ | 3.49 | Bob Forsch | 207.7 | SLN |
| +055+ | 3.42 | Jim Barr | 224.3 | SFN |
| +057+ | 3.36 | Bert Blyleven | 249.7 | MIN |
| +061+ | 3.22 | Brent Strom | 101.3 | SDN |
| +065+ | 3.07 | Paul Splittorff | 150.3 | KCA |
| +069+ | 2.94 | Rudy May | 197.3 | NYA |
| +070+ | 2.91 | Burt Hooton | 214.7 | TOT |
| +076+ | 2.77 | Doug Rau | 242.7 | LAN |
_