| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Norris | OAK | 8.89 | 198009100_TEX_OAK |
| Don Sutton | LAN | 6.69 | 198009120_LAN_CIN |
| Rudy May | NYA | 3.88 | 198009120_NYA_BOS |
| Britt Burns | CHA | 3.44 | 198009120_MIN_CHA |
| Steve Stone | BAL | 2.48 | 198009110_BAL_TOR |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Larry McWilliams | ATL | -1.54 | 198009100_CIN_ATL |
| Mike LaCoss | CIN | -1.15 | 198009120_LAN_CIN |
| Luis Tiant | NYA | -1.08 | 198009110_NYA_BOS |
| Jerry Koosman | MIN | -0.94 | 198009120_MIN_CHA |
| Bob Walk | PHI | -0.87 | 198009121_SLN_PHI |
Based on accumulated WAA for this season up to 1980-09-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.9 | Steve Carlton | 262 | PHI |
| +002+ | 8.88 | Mike Norris | 247 | OAK |
| +006+ | 7.6 | Larry Gura | 249.7 | KCA |
| +007+ | 7.27 | Jerry Reuss | 197 | LAN |
| +008+ | 7.08 | Don Sutton | 183 | LAN |
| +014+ | 5.79 | Rudy May | 156.7 | NYA |
| +022+ | 5.3 | Steve Rogers | 242.3 | WAS |
| +024+ | 4.97 | Britt Burns | 211.3 | CHA |
| +025+ | 4.93 | J.R. Richard | 113.7 | HOU |
| +028+ | 4.77 | Steve Stone | 221.3 | BAL |
| +030+ | 4.75 | Moose Haas | 224.7 | MIL |
| +029+ | 4.75 | Rick Langford | 245.3 | OAK |
| +032+ | 4.38 | Scott McGregor | 217 | BAL |
| +034+ | 4.06 | Vida Blue | 188.7 | SFN |
| +035+ | 4.06 | Bill Caudill | 108.3 | CHN |
| +038+ | 3.98 | Matt Keough | 232 | OAK |
| +047+ | 3.77 | Scott Sanderson | 185.3 | WAS |
| +051+ | 3.56 | Pat Zachry | 152 | NYN |
| +050+ | 3.56 | Vern Ruhle | 124.3 | HOU |
| +063+ | 3.4 | Eddie Whitson | 183.7 | SFN |
| +065+ | 3.37 | Dave Stieb | 217 | TOR |
| +067+ | 3.31 | Jim Clancy | 221 | TOR |
| +071+ | 3.16 | Roger Erickson | 174.7 | MIN |
| +079+ | 3.02 | Burt Hooton | 189.3 | LAN |
| +092+ | 2.52 | Eddie Solomon | 98.7 | PIT |
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