| Team | Tm | Tier | Game |
|---|---|---|---|
| Cleveland Indians | CLE | 4.01 | 191808210_CLE_MIN |
| Washington Senators | MIN | 0.9 | 191808210_CLE_MIN |
| St. Louis Cardinals | SLN | 0.44 | 191808210_LAN_SLN |
| New York Giants | SFN | 0.34 | 191808200_SFN_PIT |
| St. Louis Browns | BAL | 0.16 | 191808210_BAL_BOS |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | -6.58 | 191808210_CHA_OAK |
| Detroit Tigers | DET | -2.89 | 191808210_DET_NYA |
| Brooklyn Robins | LAN | -0.48 | 191808200_LAN_CIN |
| Philadelphia Phillies | PHI | -0.16 | 191808190_PHI_SLN |
| Chicago Cubs | CHN | -0.06 | 191808200_ATL_CHN |
Based on accumulated WAA for this season up to 1918-08-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 5.69 | Stan Coveleski | 289.3 | CLE |
| +054+ | 1.78 | Eddie Matteson | 57 | MIN |
| +066+ | 1.37 | Oscar Tuero | 31.7 | SLN |
| XXXXX | 1.1 | Al Demaree | 142 | SFN |
| XXXXX | 0.73 | Ed Hovlik | 19 | MIN |
| XXXXX | 0.64 | Lefty George | 45.3 | ATL |
| XXXXX | 0.37 | Byron Houck | 61.3 | BAL |
| XXXXX | 0.35 | Johnny Enzmann | 110.7 | CLE |
| XXXXX | 0.17 | Joe Benz | 133.3 | CHA |
| XXXXX | 0.16 | Walt Kinney | 12 | BOS |
| XXXXX | 0.1 | Alex Ferguson | 1.7 | NYA |
| XXXXX | -0.22 | George McQuillan | 13 | CLE |
| XXXXX | -0.31 | Roy Sanders | 146.3 | PIT |
| XXXXX | -0.45 | William Pierson | 15.7 | OAK |
| XXXXX | -0.58 | Charlie Jamieson | 17 | OAK |
| XXXXX | -0.62 | Claude Hendrix | 206.3 | CHN |
| XXXXX | -0.7 | Fritz Coumbe | 133.7 | CLE |
| XXXXX | -0.71 | Roy Walker | 25.3 | CHN |
| XXXXX | -0.72 | Ray Keating | 29 | NYA |
| XXXXX | -0.73 | Deacon Jones | 58 | DET |
| XXXXX | -0.81 | Roy Sanders | 10.7 | NYA |
| XXXXX | -1.13 | George Cunningham | 108 | DET |
| -057- | -1.26 | Roy Mitchell | 13 | TOT |
| -056- | -1.3 | Pat Ragan | 190 | ATL |
| -045- | -1.54 | Vean Gregg | 199.3 | OAK |
_