| Team | Tm | Tier | Game |
|---|---|---|---|
| Pittsburgh Pirates | PIT | 1.92 | 193807130_LAN_PIT |
| Chicago Cubs | CHN | 1.56 | 193807141_PHI_CHN |
| Brooklyn Dodgers | LAN | 1.36 | 193807140_LAN_PIT |
| New York Giants | SFN | 1.03 | 193807140_SFN_CIN |
| Boston Bees | ATL | 0.86 | 193807130_ATL_SLN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Browns | BAL | -11.89 | 193807130_BAL_NYA |
| Washington Senators | MIN | -4.24 | 193807150_CHA_MIN |
| Philadelphia Phillies | PHI | -1.79 | 193807141_PHI_CHN |
| Philadelphia Athletics | OAK | -0.53 | 193807130_CHA_OAK |
| Boston Red Sox | BOS | -0.27 | 193807131_DET_BOS |
Based on accumulated WAA for this season up to 1938-07-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +022+ | 3.33 | Bill McGee | 113.3 | SLN |
| +029+ | 2.98 | Tot Pressnell | 123.3 | LAN |
| +040+ | 2.63 | Johnny Murphy | 52 | NYA |
| +045+ | 2.46 | Jack Wilson | 91.7 | BOS |
| +059+ | 1.74 | Charlie Root | 63.3 | CHN |
| +060+ | 1.73 | Bill Lohrman | 53 | SFN |
| +072+ | 1.46 | Johnny Rigney | 64.3 | CHA |
| +078+ | 1.26 | Jumbo Brown | 35.7 | SFN |
| XXXXX | 1.09 | Joe Cascarella | 38.7 | CIN |
| XXXXX | 0.86 | Johnny Humphries | 54.3 | CLE |
| XXXXX | 0.57 | Dick Coffman | 33 | SFN |
| XXXXX | 0.54 | Jim Tobin | 102.7 | PIT |
| XXXXX | 0.5 | Mace Brown | 72 | PIT |
| XXXXX | 0.47 | Bobby Reis | 26 | ATL |
| XXXXX | 0.27 | Rip Sewell | 37.3 | PIT |
| XXXXX | 0.25 | Pete Appleton | 79.3 | MIN |
| XXXXX | 0.21 | Bob Logan | 14.7 | CHN |
| XXXXX | 0.18 | Nels Potter | 34.3 | OAK |
| XXXXX | 0.13 | Denny Galehouse | 34.7 | CLE |
| XXXXX | 0.1 | Gene Ford | 1 | CHA |
| XXXXX | 0.05 | Fred Frankhouse | 38.7 | LAN |
| XXXXX | 0.03 | Archie McKain | 43.3 | BOS |
| XXXXX | -0.16 | Roxie Lawson | 75.3 | DET |
| XXXXX | -0.23 | Max Lanier | 37 | SLN |
| XXXXX | -0.26 | Bill Zuber | 20.3 | CLE |
_