| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 15.25 | 197007220_NYN_SDN |
| Sam McDowell | CLE | 12.7 | 197007230_CHA_CLE |
| Jim Palmer | BAL | 5.24 | 197007230_BAL_KCA |
| Claude Osteen | LAN | 4.43 | 197007220_WAS_LAN |
| Andy Messersmith | ANA | 3.59 | 197007240_TEX_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nelson Briles | SLN | -2.18 | 197007220_HOU_SLN |
| Grant Jackson | PHI | -2.04 | 197007240_SDN_PHI |
| Jerry Janeski | CHA | -1.93 | 197007242_CHA_DET |
| Wally Bunker | KCA | -1.9 | 197007242_KCA_CLE |
| Gary Peters | BOS | -1.73 | 197007221_ANA_BOS |
Based on accumulated WAA for this season up to 1970-07-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 6.79 | Tom Seaver | 189.3 | NYN |
| +006+ | 6.4 | Sam McDowell | 196 | CLE |
| +018+ | 4.42 | Jim Palmer | 174 | BAL |
| +019+ | 4.17 | Danny Coombs | 118 | SDN |
| +021+ | 4.06 | Clyde Wright | 155.7 | ANA |
| +026+ | 3.88 | Wayne Simpson | 160.3 | CIN |
| +027+ | 3.83 | Jim McGlothlin | 139.3 | CIN |
| +036+ | 3.28 | Claude Osteen | 174 | LAN |
| +037+ | 3.27 | Ray Culp | 157 | BOS |
| +038+ | 3.23 | Joe Niekro | 144.7 | DET |
| +043+ | 2.92 | Jerry Koosman | 119.3 | NYN |
| +045+ | 2.85 | Diego Segui | 85.7 | OAK |
| +048+ | 2.78 | Andy Messersmith | 164.7 | ANA |
| +049+ | 2.74 | Stan Bahnsen | 147.7 | NYA |
| +053+ | 2.49 | Jim Perry | 156.3 | MIN |
| +056+ | 2.45 | Jim Rooker | 146.3 | KCA |
| +060+ | 2.44 | Tom Hall | 62.7 | MIN |
| +061+ | 2.36 | Bert Blyleven | 66.3 | MIN |
| +064+ | 2.22 | Pat Jarvis | 160 | ATL |
| +067+ | 2.19 | Bill Singer | 80.3 | LAN |
| +069+ | 2.12 | Dock Ellis | 158.7 | PIT |
| +073+ | 1.95 | Gary Nolan | 153 | CIN |
| +075+ | 1.93 | Gary Gentry | 124.7 | NYN |
| +076+ | 1.92 | Tommy John | 173.7 | CHA |
| +086+ | 1.77 | George Stone | 137 | ATL |
_