| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kevin Brown | SDN | 9.84 | 199809250_SDN_ARI |
| Tom Glavine | ATL | 6.77 | 199809260_NYN_ATL |
| Roger Clemens | TOR | 6.3 | 199809260_DET_TOR |
| Pedro Martinez | BOS | 5.38 | 199809240_BAL_BOS |
| Al Leiter | NYN | 4.96 | 199809260_NYN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jaime Navarro | CHA | -4.85 | 199809240_CHA_KCA |
| Javier Vazquez | WAS | -3.15 | 199809240_WAS_SLN |
| Jason Bere | CIN | -1.83 | 199809250_PIT_CIN |
| Charles Nagy | CLE | -1.29 | 199809260_CLE_MIN |
| Manny Aybar | SLN | -1.08 | 199809260_WAS_SLN |
Based on accumulated WAA for this season up to 1998-09-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 12.64 | Greg Maddux | 245 | ATL |
| +003+ | 12.12 | Kevin Brown | 257 | SDN |
| +006+ | 10.59 | Tom Glavine | 229.3 | ATL |
| +009+ | 9.65 | Roger Clemens | 234.7 | TOR |
| +011+ | 8.64 | Al Leiter | 193 | NYN |
| +013+ | 8.57 | Pedro Martinez | 233.7 | BOS |
| +019+ | 7.44 | Kenny Rogers | 238.7 | OAK |
| +024+ | 7.05 | Curt Schilling | 268.7 | PHI |
| +025+ | 6.57 | Randy Johnson | 244.3 | TOT |
| +028+ | 6.34 | Pete Harnisch | 209 | CIN |
| +030+ | 6.16 | Brian Bohanon | 151.7 | TOT |
| +032+ | 6.08 | John Smoltz | 167.7 | ATL |
| +034+ | 6.05 | Omar Daal | 162.7 | ARI |
| +037+ | 5.92 | Dustin Hermanson | 187 | WAS |
| +040+ | 5.7 | Francisco Cordova | 220.3 | PIT |
| +041+ | 5.64 | Andy Ashby | 226.7 | SDN |
| +047+ | 5.47 | Chuck Finley | 223.3 | ANA |
| +054+ | 5.16 | Carlos Perez | 241 | TOT |
| +058+ | 5.11 | Jamie Moyer | 234.3 | SEA |
| +061+ | 5.06 | Matt Morris | 109.7 | SLN |
| +065+ | 4.84 | Mike Mussina | 201.3 | BAL |
| +070+ | 4.62 | Shane Reynolds | 233.3 | HOU |
| +072+ | 4.56 | David Wells | 214.3 | NYA |
| +073+ | 4.53 | Mike Hampton | 205.7 | HOU |
| +074+ | 4.53 | Rick Reed | 212.3 | NYN |
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