Last Known Eruption
156d 22h 11m ago

Latest Eruptions

Eruption DurationInterval
14 Nov 2023 @ 0818 wc1d 16h 45m
12 Nov 2023 @ 1533 ie wc2d 2m
10 Nov 2023 @ 1531 wc2d 23h 48m
07 Nov 2023 @ 1543 ie wc29d 23h 30m
08 Oct 2023 @ 1713 ie8d 6h 14m
30 Sep 2023 @ 1059 ie57d 1h 58m
04 Aug 2023 @ 0901 wc46d 22h 46m
18 Jun 2023 @ 10151d 15h 39m
16 Jun 2023 @ 183622d 21h 52m
24 May 2023 @ 2044 ie4d 10h 13m
20 May 2023 @ 1031 ie22d 15h 3m
27 Apr 2023 @ 1928 ie wc33d 5h 16m
25 Mar 2023 @ 1412 wc36d 20h 23m
16 Feb 2023 @ 1649 wc109d 1h 28m
30 Oct 2022 @ 162123d 2h 47m
07 Oct 2022 @ 133411d 13h 54m
25 Sep 2022 @ 2340 ns20d 15h 39m
05 Sep 2022 @ 080188d 9h 49m
08 Jun 2022 @ 2212 ie12h 47m
08 Jun 2022 @ 0925 ie22h 11m
07 Jun 2022 @ 1114 ie21h 17m
06 Jun 2022 @ 13577d 23h 20m
29 May 2022 @ 143711d 21h 17m
17 May 2022 @ 17206d 6h 56m
11 May 2022 @ 1024102d 22h 33m
28 Jan 2022 @ 1051 ie wc9d 22h 36m
18 Jan 2022 @ 12151d 4h 34m
17 Jan 2022 @ 074122h 23m
16 Jan 2022 @ 091878d 23h 41m
29 Oct 2021 @ 1037 ie42d 28m
17 Sep 2021 @ 100942m
17 Sep 2021 @ 0927 ie1d 21h 5m
15 Sep 2021 @ 12224h 51m
15 Sep 2021 @ 07318d 19h 10m
06 Sep 2021 @ 1221 ns10d 3h 15m
27 Aug 2021 @ 090614h 52m
26 Aug 2021 @ 181410h 13m
26 Aug 2021 @ 08014d 16h 21m
21 Aug 2021 @ 1540 ie3y 116d 6h 45m
28 Apr 2018 @ 0855 ie3y 326d 15h 33m
06 Jun 2014 @ 1722272d 20h 48m
06 Sep 2013 @ 2034 ie114d 9h 58m
15 May 2013 @ 1036 ie9y 249d 16h 52m
10 Sep 2003 @ 1744 ie3d 23h 3m
06 Sep 2003 @ 1841 ie6y 72d 7h 50m
27 Jun 1997 @ 10513y 264d 19h 47m
06 Oct 1993 @ 1504 ie

Interval Statistics

Interval Count46
Min42m
Max9y 249d 16h 52m
Mean239d 55m
Median10d 20h 34m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
33885 19 Jan 2024 @ 1549 --- K.Cooper almost full again after deep drain
33866 18 Jan 2024 @ 0741 --- K.Cooper high and filling
33818 16 Jan 2024 @ 1209 --- K.Cooper low but filling. everything else low
28408 22 Sep 2023 @ 0920 --- Tara Pool drained
28169 10 Sep 2023 @ 0652 --- SteveO Drained out of sight. Sawmill Deep Drain.
28133 09 Sep 2023 @ 0748 --- SteveO Drained out of sight.
28129 09 Sep 2023 @ 0636 --- SteveO Twilight Spring down about 6" and slightly boiling. Recovering from a Sawmill Deep Drain.
28119 08 Sep 2023 @ 1440 08 Sep 2023 @ 1503 SteveO Twilight Spring starting to drop. Drained out of sight during Penta mixed phase eruption. Sawmill Deep Drain.
28106 08 Sep 2023 @ 0722 --- SteveO Splashing and refilling.
28093 07 Sep 2023 @ 1539 --- SteveO Drained out of sight. Sawmill Deep Drain.
28078 07 Sep 2023 @ 0821 --- SteveO Twilight Spring drained out of sight. Sawmill Deep Drain.
28074 07 Sep 2023 @ 0624 --- SteveO Full and waving.
28047 06 Sep 2023 @ 0628 --- SteveO Splashing and refilling. Sawmill Deep Drain.
28036 05 Sep 2023 @ 1551 --- SteveO Drained out of sight. Sawmill Deep Drain.
28025 05 Sep 2023 @ 0707 --- JimS Full and waving
27995 04 Sep 2023 @ 0942 --- SteveO Drained out of sight. Sawmill Deep Drain.
27987 04 Sep 2023 @ 0632 --- SteveO Twilight Spring is full.
27970 03 Sep 2023 @ 0918 03 Sep 2023 @ 0943 SteveO Twilight Spring is draining. Sawmill ends at 0943, Sawmill Deep Drain.
27964 03 Sep 2023 @ 0647 --- JimS Full and waving
27940 02 Sep 2023 @ 1457 --- SteveO Splashing and refilling. Sawmill Deep Drain.
27905 01 Sep 2023 @ 1517 --- SteveO Drained out of sight and boiling at depth. Sawmil Deep Drain.
27891 01 Sep 2023 @ 0632 --- JimS Filling and splashing
27881 31 Aug 2023 @ 1132 --- SteveO Drained out of sight and boiling at depth. Sawmil deep drain.
27873 31 Aug 2023 @ 0615 --- JimS Full and waving
27859 30 Aug 2023 @ 0744 30 Aug 2023 @ 0753 SteveO Twilight Spring is draining. Sawmill is still erupting. 0753 Twilight Spring drained out of sight.
27849 29 Aug 2023 @ 1221 --- SteveO Drained out of sight and quiet. Sawmill ended at 1224.
27835 28 Aug 2023 @ 1742 --- SteveO Boiling vigorously at depth, water out of sight. Sawmill in a deep drain.
27822 28 Aug 2023 @ 0912 28 Aug 2023 @ 1035 SteveO Splashing and refilling, only down about 6 inches. Overflowing at 1035.
27802 27 Aug 2023 @ 0648 --- JimS Refilling and splashing
27632 16 Aug 2023 @ 0547 --- dandersen Empty
27318 30 Jul 2023 @ 0636 --- JimS Empty
27209 25 Jul 2023 @ 0615 --- JimS Boiling and refilling
27139 21 Jul 2023 @ 0703 --- JimS empty
27088 16 Jul 2023 @ 1509 --- deanl coming up from deep drain
27070 15 Jul 2023 @ 0705 --- JimS Empty
27005 11 Jul 2023 @ 0652 --- dandersen Water coming up
27001 11 Jul 2023 @ 0538 --- JimS Empty
26876 07 Jul 2023 @ 0552 --- JimS Boiling and refilling
26814 04 Jul 2023 @ 0608 --- JimS Boiling and refilling
26759 01 Jul 2023 @ 0538 --- JimS Boiling and refilling
26610 23 Jun 2023 @ 0802 --- JimS Splashing and refilling
26606 23 Jun 2023 @ 0548 --- JimS Empty
26585 22 Jun 2023 @ 0613 --- JimS Full and quiet
26483 20 Jun 2023 @ 0536 --- JimS empty
26454 19 Jun 2023 @ 0600 --- JimS Empty
26390 17 Jun 2023 @ 0618 --- JimS Empty
26368 16 Jun 2023 @ 1814 --- Craigmon99 Empty on walk up. Loud gurgling
26354 16 Jun 2023 @ 0642 --- JimS Empty
26336 15 Jun 2023 @ 1110 --- Craigmon99 Empty at this time
26259 12 Jun 2023 @ 0637 --- JimS Empty. deep drain
26211 10 Jun 2023 @ 0824 --- JimS empty
25946 01 Jun 2023 @ 1231 --- SteveO Twilight drained out of sight, Sawmill is in a deep drain.
25933 31 May 2023 @ 1250 --- JimS Empty
25877 29 May 2023 @ 0545 --- JimS Empty
25830 28 May 2023 @ 0620 --- JimS Empty
25778 25 May 2023 @ 1057 --- SteveO Water drained out of sight, Sawmill going into deep drain. Sawmill ie, Spasmodic quiet.
25571 20 May 2023 @ 0946 --- SantaFe108 Splashing a foot or so from an empty crater.
25499 17 May 2023 @ 1711 --- Graham Has only dropped a little, it's still in the lower beach area and has not dropped into the vent.
25450 15 May 2023 @ 1539 --- Tara water level down, splashing and refilling
25423 14 May 2023 @ 1210 --- User34 Dropping
24314 08 Oct 2022 @ 1004 --- Brando Full and gently bubbling
24108 25 Sep 2022 @ 2255 --- CrisG no visible water. can hear water churning at depth.
24010 22 Sep 2022 @ 1925 --- CrisG water level down. pool quiet.
23618 07 Sep 2022 @ 0757 --- Graham In overflow. High water in group.
23582 05 Sep 2022 @ 1302 --- User34 Started draining around this time, shelf is now exposed. Water dropped out of sight at 1309
23431 27 Aug 2022 @ 1547 --- User34 Down, group in deep drain
23337 21 Aug 2022 @ 1708 --- Craigmon99 2 inches below overflow
23296 20 Aug 2022 @ 1050 --- Brando Down below where the pool can be seen but shooting water to around a foot
23273 19 Aug 2022 @ 1402 --- SantaFe108 Completely drained out of sight.
22468 10 Jul 2022 @ 1619 --- User34 Water level just barely visible again
21852 09 Jun 2022 @ 0624 --- SteveO Twilight low and splashing, Sawmil removing from deep drain.
21784 06 Jun 2022 @ 1221 --- SantaFe108 Quiet and water is down out of sight.
21432 23 May 2022 @ 1351 --- Graham Drained after Spasmodic quit. Sawmill still ie.
21305 16 May 2022 @ 1030 --- Brando Down around 6 inches and bubbling
21216 07 May 2022 @ 1525 --- Tara water level down into throat, both vents splashing 1-2'
19843 02 Oct 2021 @ 0615 --- SteveO Down about a foot and bubbling, refilling from Sawmill Deep Drain.
19828 01 Oct 2021 @ 1456 --- SteveO Water drained out of sight and quiet. Sawmill Deep Drain.
19825 01 Oct 2021 @ 0854 --- SteveO Water drained out of sight and noisy. Sawmill Deep Drain.
19821 01 Oct 2021 @ 0630 --- SteveO Full and overflowing down past the boardwalk.
19797 30 Sep 2021 @ 0614 30 Sep 2021 @ 0643 SteveO Near overflow. Overflow is well past the boardwalk at 0643.
19794 29 Sep 2021 @ 1715 --- SteveO Water drained out of sight and boiling. Sawmill Deep Drain.
19789 29 Sep 2021 @ 1200 --- SteveO Water drained out of sight, Sawmill Deep Drain.
19775 29 Sep 2021 @ 0642 --- SteveO water drained out of sight and quiet.
19763 28 Sep 2021 @ 0645 28 Sep 2021 @ 1005 SteveO Twilight down a few inches and splashing. Sawmill is at 0642 with frequent short eruptions of Tardy, suspect Sawmill has been in eruption for a while. Twilight slowly rising, reached the base of the pillars at approximately 0900. 0955 water level in Twilight dropping, 1004 drained out of sight.
19754 27 Sep 2021 @ 0650 --- SteveO Water drained out of sight and quiet. Sawmill Deep Drain.
19742 26 Sep 2021 @ 1129 --- Graham Water below the pillars and calm. Looks like we have a long Sawmill in progress and will go into deep drain when Sawmill and Spasmodic stop. After both quit, Twilight came up a bit and Spasmodic came back on. After the short Spasmodic eruption, Twilight dropped to empty.
19734 26 Sep 2021 @ 0650 --- SteveO Water drained out of sight and boiling. Sawmill Deep Drain.
19727 25 Sep 2021 @ 0845 --- SteveO Drained out of sight and quiet, Sawmill Deep drain.
19684 22 Sep 2021 @ 0830 --- SteveO Down about a 6 inches with frequent bubbling.
19674 21 Sep 2021 @ 0910 21 Sep 2021 @ 1022 SteveO Water level down about an inch and slowly dropping. Water level drained out of sight at 1022. Sawmill Deep Drain
19602 16 Sep 2021 @ 1440 --- Graham Long Sawmill and Spasmodic eruptions in progress. The rock pillars are all above the water level as it has been dropping slowly. 1514 dropping faster now Spasmodic quit. Sawmill still ie. 1516 at top of inner crater. 1519 water out of sight.
19327 06 Sep 2021 @ 0848 --- User34 Not quite all the way full
19129 28 Aug 2021 @ 1808 --- User34 An inch below full
18976 21 Aug 2021 @ 1430 --- Tara low, water level not visible, some splashing
18957 18 Aug 2021 @ 1041 --- aferrara Drained, occasional vigorous boiling just visible
18882 10 Aug 2021 @ 0950 --- Tara water level down, splashing
18865 08 Aug 2021 @ 0823 --- WillBoekel no water visible
18846 06 Aug 2021 @ 0819 --- deanl deep drain, no water visible
18839 05 Aug 2021 @ 1038 --- deanl in deep drain with no water visible - Sawmill ended by 1033
18822 04 Aug 2021 @ 1205 --- deanl almost full after deep drain
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