Not enough days in 1980 season to compile WAA record.
| Date | Rank | WAA | TeamID |
|---|---|---|---|
| 19800516 | XXXXX | 0.67 | SEA |
| 19800530 | XXXXX | -0.07 | SEA |
| 19800613 | XXXXX | 0.16 | SEA |
| 19800627 | XXXXX | -0.20 | SEA |
| 19800714 | XXXXX | 0.09 | SEA |
| 19800728 | XXXXX | 0.55 | SEA |
| 19800811 | XXXXX | 0.64 | SEA |
| 19800825 | XXXXX | 0.90 | SEA |
| 19800908 | XXXXX | 0.57 | SEA |
| 19800922 | XXXXX | 0.20 | SEA |
| 19801006 | XXXXX | 0.19 | SEA |
Dave Heaverlo Post Season Games
| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|
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