| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago Cubs | CHN | 2.98 | 193809090_CHN_SLN |
| Pittsburgh Pirates | PIT | 2.55 | 193809110_PIT_SLN |
| New York Giants | SFN | 1.68 | 193809110_LAN_SFN |
| Boston Bees | ATL | 1.14 | 193809111_ATL_PHI |
| St. Louis Cardinals | SLN | 1.05 | 193809110_PIT_SLN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | -3.39 | 193809110_NYA_MIN |
| Philadelphia Athletics | OAK | -1.73 | 193809100_OAK_BOS |
| Detroit Tigers | DET | -1.14 | 193809111_CHA_DET |
| Chicago White Sox | CHA | -1.03 | 193809111_CHA_DET |
| St. Louis Browns | BAL | -0.76 | 193809100_BAL_CLE |
Based on accumulated WAA for this season up to 1938-09-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +032+ | 4.86 | Russ Bauers | 208.7 | PIT |
| +034+ | 4.68 | Jumbo Brown | 82.7 | SFN |
| +038+ | 4.57 | Lefty Grove | 159.7 | BOS |
| +051+ | 3.17 | Dizzy Dean | 61.7 | CHN |
| +054+ | 3.1 | Bob Weiland | 215.3 | SLN |
| +058+ | 2.92 | Bill Swift | 128.7 | PIT |
| +061+ | 2.77 | Bill Lohrman | 126.7 | SFN |
| +067+ | 2.61 | Dick Errickson | 102.3 | ATL |
| +084+ | 1.69 | Milt Shoffner | 116.3 | ATL |
| +087+ | 1.63 | Johnny Lanning | 132.7 | ATL |
| +090+ | 1.56 | Curt Davis | 159 | SLN |
| XXXXX | 1 | Harry Eisenstat | 112.3 | DET |
| XXXXX | 0.85 | Roy Henshaw | 128.3 | SLN |
| XXXXX | 0.84 | Jack Wilson | 180.7 | BOS |
| XXXXX | 0.84 | Jack Russell | 89 | CHN |
| XXXXX | 0.83 | Max Macon | 115.3 | SLN |
| XXXXX | 0.76 | Slick Castleman | 89.7 | SFN |
| XXXXX | 0.73 | Ivy Andrews | 37 | NYA |
| XXXXX | 0.59 | Mace Brown | 111.3 | PIT |
| XXXXX | 0.33 | Clyde Shoun | 97.3 | SLN |
| XXXXX | -0.04 | Syl Johnson | 78 | PHI |
| XXXXX | -0.32 | Gene Schott | 79.7 | CIN |
| XXXXX | -0.37 | Joe Cascarella | 60 | CIN |
| XXXXX | -0.54 | Ted Olson | 5 | BOS |
| XXXXX | -0.55 | Ray Harrell | 60.7 | SLN |
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