| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 10.68 | 198009130_SLN_PHI |
| Larry Gura | KCA | 7.47 | 198009130_KCA_OAK |
| Don Sutton | LAN | 6.69 | 198009120_LAN_CIN |
| Rudy May | NYA | 3.88 | 198009120_NYA_BOS |
| Steve Rogers | WAS | 3.67 | 198009130_PIT_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Parrott | SEA | -5.19 | 198009130_MIL_SEA |
| Mike Torrez | BOS | -2.28 | 198009130_NYA_BOS |
| Lynn McGlothen | CHN | -1.98 | 198009130_CHN_NYN |
| Geoff Zahn | MIN | -1.67 | 198009130_MIN_CHA |
| Rick Matula | ATL | -1.3 | 198009130_SDN_ATL |
Based on accumulated WAA for this season up to 1980-09-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.46 | Steve Carlton | 271 | PHI |
| +002+ | 8.86 | Mike Norris | 247 | OAK |
| +006+ | 7.25 | Jerry Reuss | 197 | LAN |
| +007+ | 7.06 | Don Sutton | 183 | LAN |
| +008+ | 7.04 | Larry Gura | 257.7 | KCA |
| +017+ | 5.77 | Rudy May | 156.7 | NYA |
| +020+ | 5.57 | Steve Rogers | 250.3 | WAS |
| +024+ | 4.95 | Britt Burns | 211.3 | CHA |
| +026+ | 4.92 | J.R. Richard | 113.7 | HOU |
| +028+ | 4.74 | Steve Stone | 221.3 | BAL |
| +029+ | 4.72 | Rick Langford | 245.3 | OAK |
| +030+ | 4.72 | Moose Haas | 224.7 | MIL |
| +032+ | 4.26 | Scott McGregor | 223 | BAL |
| +035+ | 4.14 | Bill Caudill | 109.3 | CHN |
| +039+ | 3.96 | Matt Keough | 232 | OAK |
| +041+ | 3.87 | Vida Blue | 193.7 | SFN |
| +048+ | 3.75 | Scott Sanderson | 185.3 | WAS |
| +052+ | 3.55 | Vern Ruhle | 124.3 | HOU |
| +053+ | 3.54 | Pat Zachry | 152 | NYN |
| +061+ | 3.39 | Eddie Whitson | 183.7 | SFN |
| +067+ | 3.29 | Jim Clancy | 221 | TOR |
| +073+ | 3.14 | Roger Erickson | 174.7 | MIN |
| +079+ | 3 | Burt Hooton | 189.3 | LAN |
| +086+ | 2.75 | Dave Stieb | 222 | TOR |
| +088+ | 2.73 | Ken Forsch | 203.7 | HOU |
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