| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Cardinals | SLN | 2 | 193809221_SLN_ATL |
| New York Giants | SFN | 1.82 | 193809221_CIN_SFN |
| Boston Bees | ATL | 0.98 | 193809221_SLN_ATL |
| Pittsburgh Pirates | PIT | 0.73 | 193809221_PIT_LAN |
| Boston Red Sox | BOS | 0.73 | 193809210_BOS_BAL |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | -7.18 | 193809200_MIN_CLE |
| Philadelphia Athletics | OAK | -0.96 | 193809211_OAK_DET |
| St. Louis Browns | BAL | -0.79 | 193809201_BOS_BAL |
| Detroit Tigers | DET | -0.77 | 193809211_OAK_DET |
| Brooklyn Dodgers | LAN | -0.44 | 193809221_PIT_LAN |
Based on accumulated WAA for this season up to 1938-09-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +028+ | 5.32 | Bill McGee | 205 | SLN |
| +035+ | 4.71 | Jumbo Brown | 85.7 | SFN |
| +036+ | 4.66 | Lefty Grove | 161.7 | BOS |
| +044+ | 4.25 | Ira Hutchinson | 139.3 | ATL |
| +052+ | 3.54 | Dizzy Dean | 66 | CHN |
| +061+ | 2.84 | Jim Weaver | 127 | TOT |
| +068+ | 2.56 | Bill Swift | 139.3 | PIT |
| +085+ | 1.75 | Curt Davis | 162 | SLN |
| +094+ | 1.41 | Dick Coffman | 105.3 | SFN |
| XXXXX | 0.95 | Mace Brown | 122.7 | PIT |
| XXXXX | 0.92 | Ivy Andrews | 39 | NYA |
| XXXXX | 0.86 | Jack Russell | 90 | CHN |
| XXXXX | 0.5 | Fred Frankhouse | 93.7 | LAN |
| XXXXX | 0.09 | Art Doll | 3 | ATL |
| XXXXX | 0.03 | Max Lanier | 39 | SLN |
| XXXXX | -0.01 | Bob Harris | 2 | DET |
| XXXXX | -0.09 | Ralph Buxton | 9.3 | OAK |
| XXXXX | -0.2 | Jim Bagby | 180 | BOS |
| XXXXX | -0.27 | Jack Wilson | 189.7 | BOS |
| XXXXX | -0.33 | Clay Smith | 3 | CLE |
| XXXXX | -0.45 | Vito Tamulis | 160 | TOT |
| XXXXX | -0.58 | Gene Schott | 81.7 | CIN |
| XXXXX | -0.61 | Al Milnar | 65.3 | CLE |
| XXXXX | -0.68 | Archie McKain | 94.7 | BOS |
| XXXXX | -0.71 | Charley Suche | 1.3 | CLE |
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