| 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 |
| Jim Perry | MIN | 2.98 | 197007220_DET_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Clay Kirby | SDN | -2.47 | 197007210_NYN_SDN |
| Nelson Briles | SLN | -2.18 | 197007220_HOU_SLN |
| Gary Peters | BOS | -1.73 | 197007221_ANA_BOS |
| Dan McGinn | WAS | -1.51 | 197007220_WAS_LAN |
| Joe Horlen | CHA | -1.13 | 197007230_CHA_CLE |
Based on accumulated WAA for this season up to 1970-07-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 6.76 | Tom Seaver | 189.3 | NYN |
| +006+ | 6.35 | Sam McDowell | 196 | CLE |
| +017+ | 4.35 | Jim Palmer | 174 | BAL |
| +020+ | 4.04 | Clyde Wright | 155.7 | ANA |
| +021+ | 4.03 | Danny Coombs | 112.3 | SDN |
| +026+ | 3.84 | Wayne Simpson | 160.3 | CIN |
| +028+ | 3.81 | Ray Culp | 149.7 | BOS |
| +029+ | 3.8 | Jim McGlothlin | 139.3 | CIN |
| +037+ | 3.29 | Andy Messersmith | 159 | ANA |
| +038+ | 3.25 | Claude Osteen | 174 | LAN |
| +039+ | 3.2 | Joe Niekro | 144.7 | DET |
| +044+ | 2.83 | Diego Segui | 85.7 | OAK |
| +048+ | 2.69 | Stan Bahnsen | 147.7 | NYA |
| +054+ | 2.46 | Jim Perry | 156.3 | MIN |
| +055+ | 2.42 | Tom Hall | 62.7 | MIN |
| +058+ | 2.34 | Bert Blyleven | 66.3 | MIN |
| +060+ | 2.29 | Jerry Koosman | 110.3 | NYN |
| +064+ | 2.16 | Pat Jarvis | 160 | ATL |
| +065+ | 2.13 | Jim Rooker | 138.7 | KCA |
| +075+ | 1.92 | Gary Gentry | 124.7 | NYN |
| +082+ | 1.87 | Tommy John | 173.7 | CHA |
| +085+ | 1.72 | George Stone | 137 | ATL |
| +086+ | 1.7 | Joe Moeller | 70.3 | LAN |
| +090+ | 1.65 | Bill Hands | 163 | CHN |
| +092+ | 1.63 | Mel Stottlemyre | 161.7 | NYA |
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