| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 11.1 | 197008280_NYN_HOU |
| Sam McDowell | CLE | 9.29 | 197008290_ANA_CLE |
| Jim Perry | MIN | 3.67 | 197008270_BOS_MIN |
| Diego Segui | OAK | 2.67 | 197008290_OAK_DET |
| Tommy John | CHA | 2.51 | 197008280_BOS_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gene Brabender | MIL | -4.87 | 197008282_MIL_BAL |
| Bill Stoneman | WAS | -3.5 | 197008280_CIN_WAS |
| Mike Kekich | NYA | -2.34 | 197008282_MIN_NYA |
| Earl Wilson | SDN | -1.19 | 197008270_CHN_SDN |
| Lowell Palmer | PHI | -1.14 | 197008270_CIN_PHI |
Based on accumulated WAA for this season up to 1970-08-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 8.08 | Tom Seaver | 252 | NYN |
| +007+ | 8.04 | Sam McDowell | 261 | CLE |
| +010+ | 7.54 | Jim Palmer | 239.7 | BAL |
| +026+ | 4.9 | Clyde Wright | 206.7 | ANA |
| +029+ | 4.55 | Jim Perry | 222.3 | MIN |
| +032+ | 4.38 | Diego Segui | 140.3 | OAK |
| +035+ | 4.16 | Tommy John | 237.3 | CHA |
| +040+ | 3.97 | Mel Stottlemyre | 225.3 | NYA |
| +041+ | 3.95 | Dick Bosman | 181 | TEX |
| +045+ | 3.78 | Wayne Simpson | 173.7 | CIN |
| +046+ | 3.75 | Fritz Peterson | 202 | NYA |
| +047+ | 3.65 | Andy Messersmith | 183.7 | ANA |
| +053+ | 3.42 | Stan Bahnsen | 196 | NYA |
| +058+ | 3.25 | Dave McNally | 241 | BAL |
| +059+ | 3.24 | Bill Zepp | 119.3 | MIN |
| +061+ | 3.22 | Bob Gibson | 238 | SLN |
| +063+ | 3.1 | Ray Culp | 201.3 | BOS |
| +065+ | 3.04 | Gary Nolan | 206.7 | CIN |
| +066+ | 3.03 | Pat Jarvis | 210.3 | ATL |
| +067+ | 3.03 | Jerry Koosman | 158.3 | NYN |
| +068+ | 2.94 | Milt Pappas | 139.7 | TOT |
| +071+ | 2.87 | Ken Holtzman | 229 | CHN |
| +083+ | 2.45 | Tom Hall | 101.7 | MIN |
| +087+ | 2.42 | Danny Coombs | 153 | SDN |
| +085+ | 2.42 | Steve Hargan | 90.3 | CLE |
_