| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago Cubs | CHN | 3.5 | 193809070_CHN_SLN |
| Pittsburgh Pirates | PIT | 2.07 | 193809070_PIT_CIN |
| New York Giants | SFN | 1.82 | 193809070_ATL_SFN |
| Boston Bees | ATL | 0.99 | 193809070_ATL_SFN |
| Cincinnati Reds | CIN | 0.98 | 193809070_PIT_CIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | -3.22 | 193809070_OAK_MIN |
| Philadelphia Athletics | OAK | -1.7 | 193809070_OAK_MIN |
| Detroit Tigers | DET | -0.52 | 193809070_CLE_DET |
| New York Yankees | NYA | -0.45 | 193809090_NYA_MIN |
| Philadelphia Phillies | PHI | -0.23 | 193809080_PHI_LAN |
Based on accumulated WAA for this season up to 1938-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +008+ | 7.08 | Bill Lee | 245.7 | CHN |
| +034+ | 4.55 | Lefty Grove | 159.7 | BOS |
| +035+ | 4.47 | Jumbo Brown | 80.7 | SFN |
| +045+ | 3.57 | Jim Tobin | 200.3 | PIT |
| +049+ | 3.38 | Ira Hutchinson | 121 | ATL |
| +066+ | 2.64 | Larry French | 188 | CHN |
| +080+ | 1.87 | Milt Shoffner | 110 | ATL |
| +088+ | 1.53 | Curt Davis | 159 | SLN |
| XXXXX | 0.83 | Roy Henshaw | 128.3 | SLN |
| XXXXX | 0.82 | Jack Russell | 89 | CHN |
| XXXXX | 0.74 | Slick Castleman | 89.7 | SFN |
| XXXXX | 0.72 | Ivy Andrews | 37 | NYA |
| XXXXX | 0.21 | Clyde Shoun | 96.3 | SLN |
| XXXXX | 0.18 | Mace Brown | 107.3 | PIT |
| XXXXX | -0.04 | Syl Johnson | 78 | PHI |
| XXXXX | -0.04 | Rip Sewell | 38.3 | PIT |
| XXXXX | -0.34 | Gene Schott | 79.7 | CIN |
| XXXXX | -0.39 | Joe Cascarella | 60 | CIN |
| XXXXX | -0.56 | Harry Boyles | 17.3 | CHA |
| XXXXX | -0.56 | Ray Harrell | 60.7 | SLN |
| XXXXX | -0.89 | Pete Appleton | 139.3 | MIN |
| XXXXX | -0.94 | Bobby Reis | 58.3 | ATL |
| XXXXX | -0.95 | Dave Smith | 33.7 | OAK |
| XXXXX | -1 | Denny Galehouse | 75.7 | CLE |
| -094- | -1.39 | Archie McKain | 81 | BOS |
_