| Team | Tm | Tier | Game |
|---|---|---|---|
| Pittsburgh Pirates | PIT | 2.03 | 191506230_PIT_CIN |
| Philadelphia Phillies | PHI | 1.44 | 191506230_PHI_SFN |
| Chicago Cubs | CHN | 0.81 | 191506230_SLN_CHN |
| Cincinnati Reds | CIN | 0.44 | 191506230_PIT_CIN |
| Washington Senators | MIN | 0.39 | 191506211_BOS_MIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Red Sox | BOS | -2.8 | 191506211_BOS_MIN |
| St. Louis Browns | BAL | -1.74 | 191506220_BAL_DET |
| New York Giants | SFN | -1.7 | 191506230_PHI_SFN |
| Philadelphia Athletics | OAK | -1.47 | 191506211_NYA_OAK |
| Cleveland Indians | CLE | -0.39 | 191506231_CHA_CLE |
Based on accumulated WAA for this season up to 1915-06-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +009+ | 3.03 | Erskine Mayer | 119.7 | PHI |
| +019+ | 2.21 | Al Mamaux | 96.7 | PIT |
| +025+ | 1.88 | Harry Coveleski | 123.7 | DET |
| XXXXX | 1.18 | Bert Gallia | 77.7 | MIN |
| XXXXX | 1.17 | Fred Toney | 22.3 | CIN |
| XXXXX | 1.15 | Ernie Shore | 82.3 | BOS |
| XXXXX | 1.14 | Zip Zabel | 80 | CHN |
| XXXXX | 1.1 | Dan Griner | 86.3 | SLN |
| XXXXX | 0.87 | Eppa Rixey | 59.7 | PHI |
| XXXXX | 0.72 | Gene Dale | 96.7 | CIN |
| XXXXX | 0.56 | Ed Appleton | 58.7 | LAN |
| XXXXX | 0.51 | Jim Shaw | 65 | MIN |
| XXXXX | 0.27 | Carl Weilman | 143.7 | BAL |
| XXXXX | 0.04 | Ernie Koob | 0.7 | BAL |
| XXXXX | -0.14 | Joe Conzelman | 13.3 | PIT |
| XXXXX | -0.2 | Grover Lowdermilk | 120.7 | BAL |
| XXXXX | -0.24 | King Lear | 71 | CIN |
| XXXXX | -0.28 | Sad Sam Jones | 50.3 | CLE |
| XXXXX | -0.47 | Bud Davis | 30 | OAK |
| XXXXX | -0.48 | Cy Pieh | 26.7 | NYA |
| XXXXX | -0.59 | Fritz Coumbe | 64 | CLE |
| XXXXX | -0.65 | Wilbur Cooper | 61 | PIT |
| XXXXX | -0.66 | Bill Hopper | 14.7 | MIN |
| XXXXX | -1.08 | Pug Cavet | 56.7 | DET |
| XXXXX | -1.14 | Hank Ritter | 18 | SFN |
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