| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 12.06 | 198009220_PHI_SLN |
| Mike Norris | OAK | 11.14 | 198009210_OAK_KCA |
| Don Sutton | LAN | 7.38 | 198009220_ATL_LAN |
| Larry Gura | KCA | 4.86 | 198009220_KCA_SEA |
| Rudy May | NYA | 4.33 | 198009230_CLE_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Beattie | SEA | -3.12 | 198009230_KCA_SEA |
| Dennis Lamp | CHN | -3.05 | 198009210_PHI_CHN |
| Dan Spillner | CLE | -2.33 | 198009210_CLE_DET |
| Geoff Zahn | MIN | -1.54 | 198009211_CHA_MIN |
| Mike LaCoss | CIN | -1.34 | 198009220_CIN_SFN |
Based on accumulated WAA for this season up to 1980-09-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.69 | Steve Carlton | 288 | PHI |
| +002+ | 9.58 | Mike Norris | 267 | OAK |
| +007+ | 7.03 | Don Sutton | 197 | LAN |
| +013+ | 6.54 | Jerry Reuss | 208 | LAN |
| +014+ | 6.36 | Larry Gura | 271.7 | KCA |
| +019+ | 5.5 | Rudy May | 168.3 | NYA |
| +020+ | 5.47 | Steve Rogers | 265.7 | WAS |
| +024+ | 5.05 | Matt Keough | 249 | OAK |
| +027+ | 4.86 | Moose Haas | 240.7 | MIL |
| +031+ | 4.61 | Rick Langford | 263 | OAK |
| +033+ | 4.56 | Vida Blue | 210.7 | SFN |
| +034+ | 4.56 | Britt Burns | 225 | CHA |
| +036+ | 4.43 | Steve Stone | 235.7 | BAL |
| +039+ | 4.27 | Eddie Whitson | 198 | SFN |
| +042+ | 4.25 | Bill Caudill | 117.7 | CHN |
| +047+ | 3.92 | Scott McGregor | 237 | BAL |
| +048+ | 3.87 | Vern Ruhle | 139.7 | HOU |
| +053+ | 3.76 | Roger Erickson | 188.7 | MIN |
| +060+ | 3.64 | Tommy John | 252.7 | NYA |
| +072+ | 3.23 | Scott Sanderson | 198.3 | WAS |
| +075+ | 3.12 | Floyd Bannister | 203 | SEA |
| +081+ | 3.01 | Pat Zachry | 162.7 | NYN |
| +083+ | 2.95 | Mario Soto | 177 | CIN |
| +086+ | 2.89 | Ken Forsch | 209.7 | HOU |
| +087+ | 2.84 | Bob Welch | 213.7 | LAN |
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