| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago Cubs | CHN | 3.18 | 193809080_CHN_SLN |
| Pittsburgh Pirates | PIT | 1.83 | 193809080_PIT_CIN |
| New York Giants | SFN | 1.62 | 193809080_ATL_SFN |
| Boston Bees | ATL | 1.07 | 193809100_ATL_PHI |
| St. Louis Cardinals | SLN | 0.94 | 193809100_PIT_SLN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | -3.16 | 193809100_NYA_MIN |
| Philadelphia Athletics | OAK | -1.73 | 193809100_OAK_BOS |
| St. Louis Browns | BAL | -0.76 | 193809100_BAL_CLE |
| Detroit Tigers | DET | -0.49 | 193809080_DET_CLE |
| New York Yankees | NYA | -0.45 | 193809090_NYA_MIN |
Based on accumulated WAA for this season up to 1938-09-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +008+ | 7.15 | Bill Lee | 245.7 | CHN |
| +034+ | 4.59 | Lefty Grove | 159.7 | BOS |
| +036+ | 4.49 | Jumbo Brown | 80.7 | SFN |
| +047+ | 3.63 | Jim Tobin | 200.3 | PIT |
| +050+ | 3.41 | Ira Hutchinson | 121 | ATL |
| +053+ | 3.18 | Dizzy Dean | 61.7 | CHN |
| +055+ | 3.13 | Bob Weiland | 215.3 | SLN |
| +057+ | 2.92 | Bill Swift | 128.7 | PIT |
| +084+ | 1.72 | Milt Shoffner | 110.3 | ATL |
| +086+ | 1.63 | Johnny Lanning | 132.7 | ATL |
| +089+ | 1.57 | Curt Davis | 159 | SLN |
| XXXXX | 0.87 | Roy Henshaw | 128.3 | SLN |
| XXXXX | 0.85 | Max Macon | 115.3 | SLN |
| XXXXX | 0.85 | Jack Russell | 89 | CHN |
| XXXXX | 0.77 | Slick Castleman | 89.7 | SFN |
| XXXXX | 0.73 | Ivy Andrews | 37 | NYA |
| XXXXX | 0.6 | Mace Brown | 111.3 | PIT |
| XXXXX | 0.34 | Clyde Shoun | 97.3 | SLN |
| XXXXX | -0.02 | Syl Johnson | 78 | PHI |
| XXXXX | -0.32 | Gene Schott | 79.7 | CIN |
| XXXXX | -0.37 | Joe Cascarella | 60 | CIN |
| XXXXX | -0.54 | Ray Harrell | 60.7 | SLN |
| XXXXX | -0.85 | Pete Appleton | 139.3 | MIN |
| XXXXX | -0.92 | Bobby Reis | 58.3 | ATL |
| XXXXX | -0.94 | Dave Smith | 33.7 | OAK |
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