Mike Hampton ERA in 2004
4.282004 Regular Season
Mike Hampton posted a 4.28 ERA in the 2004 regular season.
| 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. | H: Times the batter reached base by hitting the ball, without help from an error. | R: Runs — scored by the batter, or allowed by the pitcher. | ER: Earned runs allowed — runs that scored without help from an error. | BB: Times the batter reached first base on four balls. | K: Batters this pitcher struck out. | HR: Home runs hit. | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2004 |  @ CHC | W 5-4 | 4.28 | 6.0 | 4 | 1 | 1 | 4 | 5 | 0 |
| Sep 25, 2004 |  vs MIA | W 1-0 | 4.38 | 7.0 | 3 | 0 | 0 | 0 | 3 | 0 |
| Sep 11, 2004 |  vs WSH | W 8-1 | 4.58 | 4.1 | 4 | 0 | 0 | 0 | 3 | 0 |
| Aug 31, 2004 |  @ PHI | W 5-3 | 4.70 | 8.0 | 2 | 1 | 1 | 1 | 1 | 1 |
| Aug 26, 2004 |  vs COL | W 6-4 | 4.90 | 6.0 | 6 | 2 | 2 | 4 | 3 | 0 |
| Aug 21, 2004 |  @ LAD | L 7-4 | 4.98 | 4.1 | 9 | 6 | 6 | 3 | 1 | 2 |
| Aug 16, 2004 |  @ SD | W 5-4 | 4.74 | 7.0 | 7 | 3 | 3 | 2 | 3 | 0 |
| Aug 11, 2004 |  vs MIL | W 10-3 | 4.79 | 5.0 | 9 | 1 | 1 | 1 | 1 | 0 |
| Aug 5, 2004 |  @ HOU | W 6-5 | 4.91 | 4.1 | 7 | 5 | 5 | 6 | 1 | 1 |
| Jul 30, 2004 |  vs NYM | W 3-1 | 4.71 | 7.0 | 4 | 1 | 1 | 1 | 6 | 0 |
| Jul 25, 2004 | @ NYM | W 4-3 | 4.92 | 6.0 | 5 | 3 | 3 | 2 | 2 | 0 |
| Jul 19, 2004 | vs PHI | W 4-2 | 4.95 | 7.0 | 5 | 2 | 2 | 1 | 4 | 1 |
| Jul 10, 2004 | @ PHI | W 4-0 | 5.11 | 8.0 | 5 | 0 | 0 | 2 | 5 | 0 |
| Jul 4, 2004 |  vs BOS | W 10-4 | 5.56 | 6.1 | 9 | 4 | 4 | 2 | 3 | 0 |
| Jun 29, 2004 | vs MIA | L 5-4 | 5.55 | 5.0 | 6 | 5 | 5 | 2 | 3 | 2 |
| Jun 24, 2004 | @ MIA | W 9-4 | 5.33 | 6.0 | 7 | 4 | 4 | 3 | 4 | 0 |
| Jun 18, 2004 |  vs CLE | L 4-2 | 5.28 | 5.2 | 9 | 3 | 3 | 2 | 1 | 1 |
| Jun 8, 2004 |  @ DET | W 4-3 F/11 | 5.32 | 7.0 | 9 | 3 | 3 | 1 | 2 | 1 |
| Jun 2, 2004 | vs WSH | L 8-4 | 5.49 | 3.0 | 7 | 6 | 4 | 5 | 2 | 0 |
| May 28, 2004 | @ PHI | L 3-2 F/10 | 5.16 | 6.2 | 7 | 1 | 1 | 3 | 5 | 0 |
| May 23, 2004 | vs LAD | W 5-1 | 5.64 | 6.0 | 9 | 0 | 0 | 2 | 3 | 0 |
| May 18, 2004 |  vs ARI | L 2-0 | 6.36 | 9.0 | 8 | 2 | 2 | 3 | 5 | 0 |
| May 12, 2004 |  @ STL | L 5-2 | 7.41 | 6.0 | 8 | 4 | 4 | 2 | 5 | 1 |
| May 6, 2004 | vs SD | L 7-3 | 7.67 | 6.1 | 11 | 7 | 6 | 1 | 2 | 2 |
| May 1, 2004 | @ COL | L 3-2 | 7.46 | 5.0 | 5 | 2 | 2 | 3 | 6 | 0 |
| Apr 24, 2004 | @ MIA | L 7-4 | 8.41 | 6.2 | 11 | 6 | 6 | 2 | 1 | 1 |
| Apr 18, 2004 | vs MIA | W 3-2 F/10 | 8.56 | 7.0 | 4 | 1 | 1 | 3 | 3 | 0 |
| Apr 12, 2004 | @ NYM | L 10-6 | 16.20 | 2.2 | 9 | 7 | 7 | 2 | 2 | 0 |
| Apr 7, 2004 | vs NYM | W 18-10 | 11.25 | 4.0 | 9 | 6 | 5 | 2 | 2 | 2 |
- 11th-best of Mike Hampton's 16 seasons on file; the best is 0.00 in 2010.
- Up 0.44 from 3.84 in 2003.
Figures come from ESPN's box scores and were last read on October 30, 2026.