Last Known Eruption
3d 10h 37m ago

Latest Eruptions

Eruption DurationInterval
23 Jul 2024 @ 06476m 22h 38m
22 Jul 2024 @ 0809 ns wc44m
22 Jul 2024 @ 07251d 19h 40m
20 Jul 2024 @ 1145 ie1d 4h 45m
19 Jul 2024 @ 0700 ie wc11h 26m
18 Jul 2024 @ 1934 wc49m
18 Jul 2024 @ 1845 wc47m
18 Jul 2024 @ 1758 wc3d 6h 12m
15 Jul 2024 @ 1146 wc5m 15s 1h 8m
15 Jul 2024 @ 1038 ie maj17m
15 Jul 2024 @ 1021 ie maj45m
15 Jul 2024 @ 0936 wc min1h 14m
15 Jul 2024 @ 0822 ie min1d 2h 16m
14 Jul 2024 @ 06062d 17h 2m
11 Jul 2024 @ 1304 ie2h 23m
11 Jul 2024 @ 1041 min14m
11 Jul 2024 @ 10276m
11 Jul 2024 @ 1021 ie4d 15h 10m
06 Jul 2024 @ 1911 ie wc8h 55m
06 Jul 2024 @ 101619h 28m
05 Jul 2024 @ 1448 ie2h 31m
05 Jul 2024 @ 1217 ns wc15h 58m
04 Jul 2024 @ 2019 wc1d 9h 1m
03 Jul 2024 @ 1118 ie wc20h 44m
02 Jul 2024 @ 1434 wc maj4m 43m
02 Jul 2024 @ 1351 ie7h 53m
02 Jul 2024 @ 055811h 31m
01 Jul 2024 @ 1827 ie wc maj2h 22m
01 Jul 2024 @ 1605 ie maj41m
01 Jul 2024 @ 1524 ie1h 36m
01 Jul 2024 @ 1348 ns18h 12m
30 Jun 2024 @ 1936 wc maj2h 58m
30 Jun 2024 @ 1638 ie1h 19m
30 Jun 2024 @ 1519 wc maj5m 22m
30 Jun 2024 @ 1457 wc maj6m 2d 18h 42m
27 Jun 2024 @ 2015 wc9h 55m
27 Jun 2024 @ 1020 ie22h 36m
26 Jun 2024 @ 1144 ie1d 3h 59m
25 Jun 2024 @ 0745 wc54m
25 Jun 2024 @ 0651 maj17h 9m
24 Jun 2024 @ 1342 ie7h 11m
24 Jun 2024 @ 0631 ie1d 14h 31m
22 Jun 2024 @ 1600 maj6m 1d 3h 45m
21 Jun 2024 @ 1215 ie wc21m
21 Jun 2024 @ 1154 min21h 59m
20 Jun 2024 @ 1355 wc6h 45m
20 Jun 2024 @ 0710 maj1h 9m
20 Jun 2024 @ 0601 ie maj18h 50m
19 Jun 2024 @ 1111 ie1h 26m
19 Jun 2024 @ 0945 maj6m 36s 15m
19 Jun 2024 @ 0930 min1m 13m
19 Jun 2024 @ 0917 min18s 44m
19 Jun 2024 @ 0833 wc12h 56m
18 Jun 2024 @ 1937 wc1d 7h 48m
17 Jun 2024 @ 1149 wc5m 11s 35m
17 Jun 2024 @ 1114 ie wc2h 20m
17 Jun 2024 @ 0854 maj19m
17 Jun 2024 @ 0835 maj5m 43s 7m
17 Jun 2024 @ 0828 min13m
17 Jun 2024 @ 0815 maj8m
17 Jun 2024 @ 0807 min15h 40m
16 Jun 2024 @ 1627 maj1h 2m
16 Jun 2024 @ 1525 ie wc36m
16 Jun 2024 @ 144949m
16 Jun 2024 @ 1400 ns12m
16 Jun 2024 @ 13481m 30s 13m
16 Jun 2024 @ 1335 min19m
16 Jun 2024 @ 1316 min39m
16 Jun 2024 @ 12372h 9m
16 Jun 2024 @ 102818h 20m
15 Jun 2024 @ 1608 ie wc41m
15 Jun 2024 @ 1527 ie wc8h 41m
15 Jun 2024 @ 0646 ns55m
15 Jun 2024 @ 0551 ie wc1d 23h 30m
13 Jun 2024 @ 062123h 25m
12 Jun 2024 @ 0656 ie wc35m
12 Jun 2024 @ 0621 ie wc29m
12 Jun 2024 @ 0552 min7h 39m
11 Jun 2024 @ 2213 maj5m
11 Jun 2024 @ 2208 min<1m 1h 21m
11 Jun 2024 @ 2047 ns1h 18m
11 Jun 2024 @ 1929 ie wc55m
11 Jun 2024 @ 1834 wc9h 56m
11 Jun 2024 @ 0838 ie maj12h 50m
10 Jun 2024 @ 194810h 3m
10 Jun 2024 @ 0945 wc1h 9m
10 Jun 2024 @ 0836 ns wc1h 21m
10 Jun 2024 @ 0715 ie wc13h 33m
09 Jun 2024 @ 1742 ie57m
09 Jun 2024 @ 1645 ie wc1h 42m
09 Jun 2024 @ 1503 ie maj6h 22m
09 Jun 2024 @ 0841 ie wc39m
09 Jun 2024 @ 0802 maj52m
09 Jun 2024 @ 0710 maj47m
09 Jun 2024 @ 0623 ie maj1h 22m
09 Jun 2024 @ 050110h 39m
08 Jun 2024 @ 1822 maj4m 1h 0m
08 Jun 2024 @ 1722 wc24m
08 Jun 2024 @ 1658 ie22h 58m
07 Jun 2024 @ 1800 ie1h 37m

Interval Statistics

Interval Count100
Min5m
Max4d 15h 10m
Mean10h 56m
Median1h 36m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
35326 19 Jun 2024 @ 0926 --- Forestbewithyou Failed eruption
35325 19 Jun 2024 @ 0922 --- Forestbewithyou I forgot to note down the exact time that it had a fail but it was around this time.
35324 19 Jun 2024 @ 0915 --- Forestbewithyou Attempted an eruption but was not successful
35275 17 Jun 2024 @ 0827 --- Forestbewithyou Attempted to erupt. Had several decent splashes but never filled its vent with water
35234 15 Jun 2024 @ 1613 --- Joe   finished
34905 05 Jun 2024 @ 1036 --- SantaFe108 Low splashing within vent.
26613 23 Jun 2023 @ 0951 --- Forestbewithyou Failed eruption. Filled splashed a bit then drained after 20sec
24816 01 Jan 2023 @ 1345 --- mhreed Low pool bursting. Fun noises that would be easier to hear if Slurp used its inside voice.
21307 16 May 2022 @ 1032 --- Brando gurgling deep within
21151 02 May 2022 @ 0948 --- aferrara Weak splashing, rarely higher than vent rim
20628 23 Dec 2021 @ 1303 --- mhvogel Old Tardy stopped a few seconds after adding eruption.
18397 12 Jul 2021 @ 1914 12 Jul 2021 @ 1917 JarnoO (wc) Steamy 1914:17 - 1914:35. 1916:53 - 1917:16 erupted water to very low height.
17889 18 Jun 2021 @ 1743 --- Craigmon99 Someone has thrown a chunk of boardwalk in Old Tardy C. Rangers said they will deal with it tomorrow as there are too many bison.
17531 07 Jun 2021 @ 0740 07 Jun 2021 @ 1640 Graham No eruption seen during this period. I was watching from Tilts Baby so may have missed one.
13998 02 Nov 2019 @ 1657 --- steve Euupting deep in the vent with occasional droplets making it to the surface.
13116 08 Aug 2019 @ 1317 08 Aug 2019 @ 1703 JSJ Closed intervals.
13113 08 Aug 2019 @ 1317 08 Aug 2019 @ 1329 JSJ Inclinometer reading: highest water about 20 vertical feet (but highest spouts were angled).
13102 07 Aug 2019 @ 1252 07 Aug 2019 @ 1614 JSJ Closed intervals (1252 eruption to 1438A eruption to 1614 eruption).
11580 04 Jun 2019 @ 1141 04 Jun 2019 @ 1808 JSJ All posted Old Tardy eruptions are closed intervals.
5779 04 Sep 2017 @ 1628 --- Janet Jones Heard a gurgle at depth. Crystal Spring had overflowed enough to flow into it and might have been part of that gurgle.
3202 22 Jun 2016 @ 1503 --- David Water seen draining in to crater, and water in drainage from 14:59 eruption. See photo: https://www.flickr.com/photos/ujelang/27979999542/in/photolist-JCuP4d-HRiX6u-hhGHcZ
2148 14 Aug 2015 @ 1215 --- JSJ Old Tardy Geyser & Old Tardy C Geyser were both spitting at 1215.
1591 15 May 2015 @ 1051 15 May 2015 @ 1652 JSJ No eruptions from 1051 to 1652.
749 23 Jan 2013 @ 0000 23 Jan 2013 @ 2359 Graham Note that GeyserTimes has associated multiple eruption times incorectly, they were all different eruptons.
12711 06 Aug 1994 @ 0000 06 Aug 1994 @ 2359 JarnoO a string of times and durations entered; too faint to read in Xerox copy
440 17 Jul 1975 @ 1930 --- BoekelUpload between 1930-2015
EntrySourceLinkComment
06 Aug 2020 @ 1735 JSJ https://www.youtube.com/watch?v=XaQC2lQxZNg#t=3m28s Clips 7-9 of this video compilation (= time stamp 3:28 to the end) show Old Tardy Geyser's 5:35 to 5:42 PM eruption on 6 August 2020.
04 Aug 2020 @ 1709 JSJ https://www.youtube.com/watch?v=XaQC2lQxZNg Clips 1-6 of this video compilation (= beginning to time stamp 3:27) show Old Tardy Geyser's 5:09 to 5:20 PM eruption on 4 August 2020.
04 Aug 2020 @ 1709 JSJ https://www.flickr.com/photos/jsjgeology/50200898197 Photo (out of 8) of Old Tardy Geyser's 5:09 to 5:20 PM eruption on 4 August 2020.
04 Jun 2019 @ 1436 JSJ https://www.youtube.com/watch?v=GUelIDygZKQ#t=1m27s Clips 6-12 of this video compilation (= time stamp 1:27 to the end) show Old Tardy Geyser's 2:36 to 2:45 PM eruption on 4 June 2019.
04 Jun 2019 @ 1331 JSJ https://www.youtube.com/watch?v=GUelIDygZKQ Clips 1-5 of this video compilation (= beginning to time stamp 1:26) show Old Tardy Geyser's 1:31 to 1:37 PM eruption on 4 June 2019.
01 Jun 2013 @ 1155 JSJ https://www.flickr.com/photos/jsjgeology/13787235753 Photo (1 of 7) of Old Tardy Geyser's 11:55 to 11:56 AM eruption on 1 June 2013.
02 Jun 2013 @ 1111 JSJ https://www.flickr.com/photos/jsjgeology/13787183985 Video clip of Old Tardy Geyser's 11:11 to 11:14 AM on 2 June 2013.
02 Jun 2013 @ 1111 JSJ https://www.flickr.com/photos/jsjgeology/13787186185 Photo (1 of many, plus video clips) of Old Tardy Geyser's 11:11 to 11:14 AM eruption on 2 June 2013.
09 Jul 2011 @ 1759 kcmule http://tinyurl.com/3o4j3vt
26 Jun 2011 @ 2012 kcmule http://tinyurl.com/63xxg53
Baseline does not exist.