| Eruption | Duration | Interval |
|---|---|---|
| 13 Jan 1998 @ 1039 | 4m | |
| 13 Jan 1998 @ 1035 | 3m | |
| 13 Jan 1998 @ 1032 | 3d 20h 42m | |
| 09 Jan 1998 @ 1350 | 16m | |
| 09 Jan 1998 @ 1334 | 28m | |
| 09 Jan 1998 @ 1306 | 10m | |
| 09 Jan 1998 @ 1256 | 15m | |
| 09 Jan 1998 @ 1241 | 332d 1h 10m | |
| 11 Feb 1997 @ 1131 | 5d 21h 19m | |
| 05 Feb 1997 @ 1412 | 21d 2h 34m | |
| 15 Jan 1997 @ 1138 | 8m | |
| 15 Jan 1997 @ 1130 | 7d 19h 22m | |
| 07 Jan 1997 @ 1608 A | 8m | |
| 07 Jan 1997 @ 1600 | 1h 57m | |
| 07 Jan 1997 @ 1403 | 15m | |
| 07 Jan 1997 @ 1348 | 22h 27m | |
| 06 Jan 1997 @ 1521 | 8m | |
| 06 Jan 1997 @ 1513 | 15m | |
| 06 Jan 1997 @ 1458 | 9m | |
| 06 Jan 1997 @ 1449 | 6m | |
| 06 Jan 1997 @ 1443 | 5m | |
| 06 Jan 1997 @ 1438 | 2d 1h 51m | |
| 04 Jan 1997 @ 1247 | 14d 2h 44m | |
| 21 Dec 1996 @ 1003 | 214d 19h 11m | |
| 20 May 1996 @ 1552 | 19m | |
| 20 May 1996 @ 1533 | 19y 266d 20h 54m | |
| 31 Aug 1976 @ 1839 | 45s | 1h 36m |
| 31 Aug 1976 @ 1703 | 14s | 5h 3m |
| 31 Aug 1976 @ 1200 | 25s |
| Interval Count | 28 |
| Min | 3m |
| Max | 19y 266d 20h 54m |
| Mean | 278d 17h 59m |
| Median | 23m |
| Note ID | Start Time (US/Mountain) | End Time (US/Mountain) | Entrant | Note |
|---|---|---|---|---|
| 16532 | 11 Jan 1998 @ 0000 | 11 Jan 1998 @ 2359 | JarnoO | pulsating but not erupting |
| 16529 | 10 Jan 1998 @ 0000 | 10 Jan 1998 @ 2359 | JarnoO | active |
| 16520 | 09 Jan 1998 @ 0000 | 09 Jan 1998 @ 2359 | JarnoO | active |
| 16521 | 09 Jan 1998 @ 1300 | 09 Jan 1998 @ 1359 | JarnoO | 13:xx |
| 15218 | 21 May 1996 @ 0000 | 21 May 1996 @ 2359 | JarnoO | active |
| 15205 | 12 Mar 1996 @ 0000 | 12 Mar 1996 @ 2359 | JarnoO | active |