Omar Olivares career ERA
4.67Career Regular Season
Omar Olivares has a career ERA of 4.67 over 12 regular seasons.
- Best season on file: 2.92 in 1990.
- Most recent: 6.55 in 2001.
Average of 12 regular seasons, 1990 through 2001. Figures come from ESPN's box scores and were last read on September 22, 2026.
| GP: Games the player appeared in, however briefly. | W: Games in which this pitcher was credited with the win. | L: Games in which this pitcher was charged with the loss. | ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent. | IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs. | K: Batters this pitcher struck out. | BB: Times the batter reached first base on four balls. | WHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite. | SV: Games finished by protecting a narrow lead to the last out. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1990 |  STL | 9 | 1 | 1 | 2.92 | 49.1 | 20 | 17 | 1.26 | 0 |
| 1991 | STL | 28 | 11 | 7 | 3.71 | 167.1 | 91 | 61 | 1.25 | 1 |
| 1992 | STL | 32 | 9 | 9 | 3.84 | 197.0 | 124 | 63 | 1.28 | 0 |
| 1993 | STL | 58 | 5 | 3 | 4.17 | 118.2 | 63 | 54 | 1.58 | 1 |
| 1994 | STL | 14 | 3 | 4 | 5.74 | 73.2 | 26 | 37 | 1.64 | 1 |
| 1995 |  PHI/COL | 16 | 1 | 4 | 6.91 | 41.2 | 22 | 23 | 1.87 | 0 |
| 1996 |  DET | 25 | 7 | 11 | 4.89 | 160.0 | 81 | 75 | 1.53 | 0 |
| 1997 |  DET/SEA | 32 | 6 | 10 | 4.97 | 177.1 | 103 | 81 | 1.53 | 0 |
| 1998 |  LAA | 37 | 9 | 9 | 4.03 | 183.0 | 112 | 91 | 1.53 | 0 |
| 1999 |  LAA/ATH | 32 | 15 | 11 | 4.16 | 205.2 | 85 | 81 | 1.45 | 0 |
| 2000 | ATH | 21 | 4 | 8 | 6.75 | 108.0 | 57 | 60 | 1.80 | 0 |
| 2001 |  PIT | 45 | 6 | 9 | 6.55 | 110.0 | 69 | 42 | 1.50 | 1 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV