| Starter | Tm | Tier | Game |
|---|---|---|---|
| Larry Gura | KCA | 9.08 | 198008300_TEX_KCA |
| Steve Stone | BAL | 2.78 | 198008290_ANA_BAL |
| Rudy May | NYA | 2.6 | 198008280_SEA_NYA |
| Dave Stieb | TOR | 1.84 | 198008290_MIN_TOR |
| Moose Haas | MIL | 1.79 | 198008300_MIL_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Figueroa | TEX | -3.57 | 198008290_TEX_KCA |
| Lynn McGlothen | CHN | -2.41 | 198008300_HOU_CHN |
| Dan Spillner | CLE | -2.21 | 198008300_CHA_CLE |
| Jim Beattie | SEA | -2.07 | 198008280_SEA_NYA |
| Geoff Zahn | MIN | -1.85 | 198008290_MIN_TOR |
Based on accumulated WAA for this season up to 1980-08-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.57 | Steve Carlton | 238 | PHI |
| +003+ | 8.53 | Larry Gura | 237.3 | KCA |
| +004+ | 8.21 | Mike Norris | 223.7 | OAK |
| +007+ | 6.47 | Jerry Reuss | 176 | LAN |
| +009+ | 5.97 | Don Sutton | 161 | LAN |
| +019+ | 4.99 | Britt Burns | 190.7 | CHA |
| +022+ | 4.93 | J.R. Richard | 113.7 | HOU |
| +024+ | 4.68 | Rick Langford | 219.3 | OAK |
| +025+ | 4.64 | Moose Haas | 209.3 | MIL |
| +028+ | 4.43 | Rudy May | 134.3 | NYA |
| +033+ | 3.9 | Bill Caudill | 101.7 | CHN |
| +034+ | 3.84 | Steve Stone | 194.7 | BAL |
| +037+ | 3.6 | Vern Ruhle | 115.3 | HOU |
| +042+ | 3.52 | Eddie Whitson | 168.3 | SFN |
| +050+ | 3.33 | Steve Rogers | 216.3 | WAS |
| +049+ | 3.33 | Pat Zachry | 140.7 | NYN |
| +051+ | 3.3 | Dave Stieb | 200 | TOR |
| +052+ | 3.28 | Vida Blue | 172.7 | SFN |
| +058+ | 3.1 | Matt Keough | 215.7 | OAK |
| +059+ | 3.09 | Scott McGregor | 191 | BAL |
| +071+ | 2.88 | Rick Reuschel | 209.3 | CHN |
| +076+ | 2.81 | Ken Forsch | 185.3 | HOU |
| +077+ | 2.79 | Jim Clancy | 196.7 | TOR |
| +092+ | 2.53 | Gaylord Perry | 179.3 | TOT |
| +094+ | 2.47 | Nolan Ryan | 191 | HOU |
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