| Starter | Tm | Tier | Game |
|---|---|---|---|
| Randy Johnson | ARI | 11.96 | 199909100_PHI_ARI |
| Pedro Martinez | BOS | 9.74 | 199909100_BOS_NYA |
| Mike Hampton | HOU | 5.86 | 199909080_HOU_PHI |
| Kevin Brown | LAN | 5.19 | 199909090_NYN_LAN |
| Kevin Millwood | ATL | 5.13 | 199909080_SLN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mac Suzuki | KCA | -3.79 | 199909080_NYA_KCA |
| LaTroy Hawkins | MIN | -3.72 | 199909080_BAL_MIN |
| Tim Belcher | ANA | -3.14 | 199909080_CHA_ANA |
| Brian Bohanon | COL | -2.11 | 199909100_MIL_COL |
| John Burkett | TEX | -1.7 | 199909080_CLE_TEX |
Based on accumulated WAA for this season up to 1999-09-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 12.28 | Randy Johnson | 249.7 | ARI |
| +003+ | 11.23 | Pedro Martinez | 188.3 | BOS |
| +005+ | 8.86 | Mike Hampton | 207.7 | HOU |
| +007+ | 8.47 | Kevin Brown | 222.7 | LAN |
| +013+ | 7.9 | Kevin Millwood | 198 | ATL |
| +022+ | 6.51 | David Cone | 171.3 | NYA |
| +026+ | 6.26 | Jose Lima | 214.7 | HOU |
| +029+ | 5.72 | Greg Maddux | 195.3 | ATL |
| +036+ | 5.23 | Shane Reynolds | 211 | HOU |
| +039+ | 5.19 | Andy Ashby | 180 | SDN |
| +040+ | 5.16 | Ismael Valdes | 190.3 | LAN |
| +047+ | 4.9 | Curt Schilling | 180.3 | PHI |
| +052+ | 4.66 | Tim Hudson | 120.7 | OAK |
| +057+ | 4.47 | Omar Daal | 191 | ARI |
| +066+ | 4.22 | Brad Radke | 198 | MIN |
| +070+ | 3.98 | Jose Rosado | 181.7 | KCA |
| +072+ | 3.94 | John Smoltz | 157.3 | ATL |
| +075+ | 3.87 | Russ Ortiz | 180.7 | SFN |
| +077+ | 3.83 | Scott Elarton | 109 | HOU |
| +079+ | 3.74 | Pete Harnisch | 174.7 | CIN |
| +080+ | 3.67 | Todd Ritchie | 150 | PIT |
| +085+ | 3.53 | Jamie Moyer | 205 | SEA |
| +097+ | 3.14 | Omar Olivares | 182 | TOT |
| +100+ | 3.11 | Kenny Rogers | 173.7 | TOT |
| +108+ | 2.93 | Jon Lieber | 173.7 | CHN |
_