| Starter | Tm | Tier | Game |
|---|---|---|---|
| Randy Johnson | ARI | 11.96 | 199909100_PHI_ARI |
| Pedro Martinez | BOS | 9.74 | 199909100_BOS_NYA |
| Jose Lima | HOU | 3.18 | 199909110_CHN_HOU |
| Greg Maddux | ATL | 2.6 | 199909120_ATL_SFN |
| Andy Ashby | SDN | 2.12 | 199909110_WAS_SDN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Darryl Kile | COL | -4.75 | 199909110_MIL_COL |
| Micah Bowie | CHN | -3.39 | 199909110_CHN_HOU |
| Willie Blair | DET | -2.2 | 199909110_TOR_DET |
| Kelvim Escobar | TOR | -1.62 | 199909120_TOR_DET |
| Jay Witasick | KCA | -1.51 | 199909120_TEX_KCA |
Based on accumulated WAA for this season up to 1999-09-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 12.29 | Randy Johnson | 249.7 | ARI |
| +003+ | 11.23 | Pedro Martinez | 188.3 | BOS |
| +005+ | 8.86 | Mike Hampton | 207.7 | HOU |
| +007+ | 8.48 | Kevin Brown | 222.7 | LAN |
| +013+ | 7.94 | Kevin Millwood | 198 | ATL |
| +024+ | 6.64 | Jose Lima | 222 | HOU |
| +025+ | 6.51 | David Cone | 171.3 | NYA |
| +037+ | 5.25 | Greg Maddux | 200.3 | ATL |
| +038+ | 5.24 | Shane Reynolds | 211 | HOU |
| +043+ | 4.94 | Curt Schilling | 180.3 | PHI |
| +045+ | 4.92 | Andy Ashby | 187 | SDN |
| +053+ | 4.66 | Tim Hudson | 120.7 | OAK |
| +059+ | 4.48 | Omar Daal | 191 | ARI |
| +060+ | 4.45 | Ismael Valdes | 195.3 | LAN |
| +068+ | 4.22 | Brad Radke | 198 | MIN |
| +072+ | 3.98 | Jose Rosado | 181.7 | KCA |
| +073+ | 3.97 | John Smoltz | 157.3 | ATL |
| +074+ | 3.87 | Russ Ortiz | 180.7 | SFN |
| +075+ | 3.86 | Juan Guzman | 179.7 | TOT |
| +076+ | 3.84 | Scott Elarton | 109 | HOU |
| +080+ | 3.74 | Pete Harnisch | 174.7 | CIN |
| +081+ | 3.67 | Todd Ritchie | 150 | PIT |
| +086+ | 3.56 | Jamie Moyer | 205 | SEA |
| +088+ | 3.55 | Bret Saberhagen | 104 | BOS |
| +095+ | 3.25 | Kenny Rogers | 180.7 | TOT |
_