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Earned Run Average ▪ Career
Minimum 150 innings
| Player | Seasons | ERA | IP | |
|---|---|---|---|---|
| 1. | Kerri Mulry | 1986 | 0.56 | 176.1 |
| 2. | Patti Graham | 1981-84 | 1.00 | 807.1 |
| Cheryl Jacobs | 1978-80 | 1.00 | 752.1 | |
| 4. | Kami Keiter | 2002-05 | 1.06 | 910.1 |
| 5. | Mary Thompson | 1985-86 | 1.24 | 150.0 |
| 6. | Paige Lowary | 2017-18 | 1.35 | 243.2 |
| 7. | Paige Parker | 2015-18 | 1.41 | 867.1 |
| 8. | Mariah Lopez | 2017-19 | 1.61 | 295.0 |
| 9. | Lauren Eckermann | 2007-08 | 1.79 | 387.2 |
| 10. | Giselle Juarez | 2019-21 | 1.87 | 193.0 |
Notes
- ERA is sorted and ranked by four digits.