Last Known Eruption
4d 1h 0m ago

Latest Eruptions

Eruption DurationInterval
25 Jun 2022 @ 0525 ie6d 18h 22m
18 Jun 2022 @ 11037d 5h 33m
11 Jun 2022 @ 0530 ie14h 51m
10 Jun 2022 @ 14393h 58m
10 Jun 2022 @ 10413h 53m 8m
10 Jun 2022 @ 10334m 6m
10 Jun 2022 @ 10273m 7m
10 Jun 2022 @ 10203m 6m
10 Jun 2022 @ 10143m 5m
10 Jun 2022 @ 10093m 6m
10 Jun 2022 @ 10033m 4m
10 Jun 2022 @ 09592m 6m
10 Jun 2022 @ 09532m 4m
10 Jun 2022 @ 09492m 4m
10 Jun 2022 @ 09452m 5m
10 Jun 2022 @ 09403m 6m
10 Jun 2022 @ 09343m 6m
10 Jun 2022 @ 09283m 7m
10 Jun 2022 @ 09213m 8m
10 Jun 2022 @ 09133m 8m
10 Jun 2022 @ 09054m 7m
10 Jun 2022 @ 08583m 9m
10 Jun 2022 @ 08493m 9m
10 Jun 2022 @ 08403m 10m
10 Jun 2022 @ 08303m 10m
10 Jun 2022 @ 08202m 8m
10 Jun 2022 @ 08122m 11m
10 Jun 2022 @ 08013m 12m
10 Jun 2022 @ 07494m 13m
10 Jun 2022 @ 07365m 12m
10 Jun 2022 @ 07244m 13m
10 Jun 2022 @ 07114m 10m
10 Jun 2022 @ 07013m 2d 13h 33m
07 Jun 2022 @ 1728>10m 5h 1m
07 Jun 2022 @ 12274h 55m 14m
07 Jun 2022 @ 12135m 12m
07 Jun 2022 @ 12014m 4h 56m
07 Jun 2022 @ 0705 ie>4h 51m 3d 12h 8m
03 Jun 2022 @ 18579m
03 Jun 2022 @ 18483m 5h 10m
03 Jun 2022 @ 13385h 4m 5d 19h 8m
28 May 2022 @ 18309m
28 May 2022 @ 18215m 11m
28 May 2022 @ 181010m 2d 4h 24m
26 May 2022 @ 1346>4h 49m 9m
26 May 2022 @ 13374m 1d 23h 31m
24 May 2022 @ 14068m
24 May 2022 @ 13582m 5h 44m
24 May 2022 @ 08145h 37m 9m
24 May 2022 @ 08052m 8m
24 May 2022 @ 07572m 2d 10h 50m
21 May 2022 @ 2107>10m 6m
21 May 2022 @ 21014m 10m
21 May 2022 @ 20516m 12m
21 May 2022 @ 20397m 8m
21 May 2022 @ 20315m 10m
21 May 2022 @ 20215m 6m
21 May 2022 @ 20153m 6m
21 May 2022 @ 20093m 5m
21 May 2022 @ 20043m 6m
21 May 2022 @ 19585m 7m
21 May 2022 @ 19515m 5m
21 May 2022 @ 19464m 6m
21 May 2022 @ 19404m 6m
21 May 2022 @ 19344m 6m
21 May 2022 @ 19283m 7m
21 May 2022 @ 19214m 5m
21 May 2022 @ 19162m 6m
21 May 2022 @ 19102m 5m
21 May 2022 @ 19052m 5m
21 May 2022 @ 19002m 7m
21 May 2022 @ 18533m 6m
21 May 2022 @ 18473m 8m
21 May 2022 @ 18393m 7m
21 May 2022 @ 18323m 6m
21 May 2022 @ 18263m 7m
21 May 2022 @ 18192m 7m
21 May 2022 @ 18122m 10m
21 May 2022 @ 18023m 13m
21 May 2022 @ 17496m 11m
21 May 2022 @ 17385m 4h 39m
21 May 2022 @ 12594h 34m 51m
21 May 2022 @ 120848m 46m
21 May 2022 @ 11224m 8m
21 May 2022 @ 11143m 8m
21 May 2022 @ 11063m 8m
21 May 2022 @ 10584m 8m
21 May 2022 @ 10504m 10m
21 May 2022 @ 10405m 7m
21 May 2022 @ 10333m 9m
21 May 2022 @ 10243m 10m
21 May 2022 @ 10144m 8m
21 May 2022 @ 10063m 9m
21 May 2022 @ 09573m 9m
21 May 2022 @ 09483m 10m
21 May 2022 @ 09383m 10m
21 May 2022 @ 09283m 13m
21 May 2022 @ 09154m 13m
21 May 2022 @ 09025m 14m
21 May 2022 @ 08485m 12m

Interval Statistics

Interval Count100
Min4m
Max7d 5h 33m
Mean8h 22m
Median9m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
22073 22 Jun 2022 @ 0810 22 Jun 2022 @ 1810 LynnS Clepsydra erupted strongly during this time with the exception of one 5-minute pause after Fountain’s 1243 eruption ended.
22046 20 Jun 2022 @ 1914 --- annelies8 off upon drive-by
22019 18 Jun 2022 @ 1056 --- Tara shut off, first pause
22010 17 Jun 2022 @ 1930 17 Jun 2022 @ 2145 Tara pausing every 4-7 minutes for 1-2 minutes with restarts getting stronger and water level rising in Fountain and Morning. Did not stay for Clepsydra to come on steady due to darkness.
21995 16 Jun 2022 @ 1305 16 Jun 2022 @ 1310 bbev off at 1305. restarted at 1310
21985 15 Jun 2022 @ 1345 --- annelies8 off when I arrived at 13:45, back on at 13:47
21888 10 Jun 2022 @ 1439 --- Scott H Appeared, from the road, to be a Clep restart.
21899 10 Jun 2022 @ 1434 --- Graham Paused 20m after Fountain.
21815 07 Jun 2022 @ 1722 --- Graham Paused 19m after Fountain
21813 07 Jun 2022 @ 1156 --- Graham Paused 24m after Fountain. Later than usual.
21698 03 Jun 2022 @ 1842 --- Graham Paused 13m aftwe Fountain.
21697 03 Jun 2022 @ 1332 --- Graham Paused 19m after Fountain quit.
21520 26 May 2022 @ 1332 --- Graham Paused 15m after Fountain.
21461 24 May 2022 @ 1351 --- Graham Paused 12m after Fountain.
21460 24 May 2022 @ 0751 --- Graham Paused 13m after Fountain.
21411 21 May 2022 @ 2107 --- Graham After 30 pauses, Clepsydra came on strong and did not pause in 10m, so now perperual. Still going when I got back to parking lot.
21407 21 May 2022 @ 1733 --- Graham Paused 18m after Fountain.
21402 21 May 2022 @ 1126 21 May 2022 @ 1208 Graham Paused for 42m just after Fountain started.
21380 20 May 2022 @ 0819 --- cb clep is off at this time
21357 18 May 2022 @ 1442 --- Graham Paused 17m after Fountain quit.
21354 18 May 2022 @ 0745 --- Graham Paused 13m after Fountain quit.
21275 14 May 2022 @ 1220 --- Jesselee Shut down 5.5 minutes
21272 14 May 2022 @ 0808 --- BrandonC Clepsydra off
21232 11 May 2022 @ 1815 11 May 2022 @ 1820 RMichaels Paused during this time.
21181 05 May 2022 @ 1523 05 May 2022 @ 1527 cb as observed from the road it seems to be cycling off and on. In full eruption at 1526.
21180 05 May 2022 @ 1521 --- Tara Clepsydra pause in progress seen from parking lot
21179 05 May 2022 @ 1510 --- Tara first pause
21154 02 May 2022 @ 1223 02 May 2022 @ 1236 cb 1223 stopped. on @ 1226. off again @ 1232, on @ 1236
21108 27 Apr 2022 @ 0923 --- aferrara Clep off
21106 27 Apr 2022 @ 0916 --- aferrara Clep off
20979 12 Apr 2022 @ 1005 --- mhreed Not in eruption
20849 25 Feb 2022 @ 1430 --- aferrara clepsydra has not paused again, water level in fountain remains high.
20827 17 Feb 2022 @ 1337 --- aferrara Clep off
20218 30 Oct 2021 @ 0917 --- DanS From road Clepsydra off.
20081 22 Oct 2021 @ 1832 --- cb seen from the road. Clepsydra off at this time
20008 16 Oct 2021 @ 1934 --- Tara seen off from road
19840 01 Oct 2021 @ 1230 --- Graham First pause 13m after Fountain.
19838 01 Oct 2021 @ 0730 --- Graham Pause in progress. Side pool full so I just missed Fountain.
19701 23 Sep 2021 @ 1604 --- Graham First pause 13m after Fountain quit.
19663 20 Sep 2021 @ 0915 --- Graham Front vent splashing only.
19662 20 Sep 2021 @ 0851 --- Graham First pause 22m after Fountain.
19589 15 Sep 2021 @ 1125 15 Sep 2021 @ 1455 Brian On continuously during this time, despite Fountain stall
19561 14 Sep 2021 @ 1420 --- Graham First pause 12m after Fountain.
19560 14 Sep 2021 @ 0931 --- Graham First pause 13m after Fountain.
19539 13 Sep 2021 @ 1654 --- Graham First pause, 17m after Fountain.
19532 13 Sep 2021 @ 0700 --- Graham Paused. Likely first pause as it was on for 9m or more which is longer than usual during multiple pauses.
19475 11 Sep 2021 @ 1028 --- steve Clep off from road. Back on 1029
19404 09 Sep 2021 @ 1113 --- Graham On strong, end of pauses. 20 observed, probably more before, estimate ~4 missed.
19398 09 Sep 2021 @ 0740 --- Graham Pause in progress.
19385 08 Sep 2021 @ 1910 08 Sep 2021 @ 1935 William paused on 3 occasions during this time, did not get exact times.
19306 04 Sep 2021 @ 1302 --- Graham 2nd pause.
19305 04 Sep 2021 @ 1251 --- Graham 1st pause, 14m after Fountain.
19259 03 Sep 2021 @ 1557 --- Graham 2nd pause.
19258 03 Sep 2021 @ 1545 --- Graham 1st pause 14m after Fountain.
19206 31 Aug 2021 @ 1733 31 Aug 2021 @ 1840 Graham Play is indistinct now, frequent stops and starts. Mainly front vent and some main vent.
19205 31 Aug 2021 @ 1729 --- Graham 20th pause.
19204 31 Aug 2021 @ 1722 --- Graham 19th pause
19202 31 Aug 2021 @ 1715 --- Graham 18th pause.
19200 31 Aug 2021 @ 1709 --- Graham 17th pause.
19201 31 Aug 2021 @ 1702 --- Graham 16th pause.
19198 31 Aug 2021 @ 1655 --- Graham 15th pause.
19199 31 Aug 2021 @ 1647 --- Graham 14th pause.
19197 31 Aug 2021 @ 1638 --- Graham 13th pause.
19196 31 Aug 2021 @ 1628 --- Graham 12th Clepsydra pause.
19195 31 Aug 2021 @ 1618 --- Graham 11th pause after Fountain.
19193 31 Aug 2021 @ 1608 --- Graham 10th pause after Fountain. Not draining.
19192 31 Aug 2021 @ 1557 --- Graham 9th pause after Fountain.
19191 31 Aug 2021 @ 1547 --- Graham 8th pause after Fountain.
19190 31 Aug 2021 @ 1535 --- Graham 7th pause after Fountain.
19189 31 Aug 2021 @ 1522 --- Graham 6th pause.
19187 31 Aug 2021 @ 1509 --- Graham 5th pause after Fountain.
19186 31 Aug 2021 @ 1456 --- Graham 4th pause after Fountain.
19185 31 Aug 2021 @ 1445 --- Graham 3rd pause after Fountain.
19184 31 Aug 2021 @ 1437 --- Graham 2nd pause after Fountain.
19183 31 Aug 2021 @ 1430 --- Graham Paused after Fountain. Time approximate.
19152 29 Aug 2021 @ 0937 --- Graham 4th pause after Fountain.
19151 29 Aug 2021 @ 0926 --- Graham 3rd pause after Fountain.
19150 29 Aug 2021 @ 0918 --- Graham Second pause after Fountain.
19149 29 Aug 2021 @ 0909 --- Graham Paused 13m after Fountain.
19092 26 Aug 2021 @ 1612 26 Aug 2021 @ 1614 LynnS Clepsydra was off when I first had it in view at 1612 and was still off when I drive out of sight at 1614
19071 26 Aug 2021 @ 1012 --- steve Off at the present time, I didn’t catch the stop time
19064 25 Aug 2021 @ 1816 --- Graham Second pause after Fountain.
19063 25 Aug 2021 @ 1806 --- Graham Paused 20m after Fountain.
19050 24 Aug 2021 @ 1756 --- minissa Formation of Clepsydra in view from about 1745 as we walked in. 1752 vents 2 and 5 on. Quit 1756. Back on 1759. Morning high and no real sign of an early Fountain. And off 1800. And back on 1803. And off 1808
18867 08 Aug 2021 @ 1624 --- mhreed Not in eruption.
18853 06 Aug 2021 @ 1642 06 Aug 2021 @ 1647 TinaN Pause in eruption
18852 06 Aug 2021 @ 1632 06 Aug 2021 @ 1638 TinaN Pause in eruption
18848 06 Aug 2021 @ 1036 06 Aug 2021 @ 1100 TinaN Did not turn off
19362 01 Aug 2021 @ 1729 --- SantaFe108 Ended for a 6m pause.
18774 01 Aug 2021 @ 0949 01 Aug 2021 @ 1049 am In a pause when I arrived. Multiple other pauses and restarts before I had to leave while it was in yet another pause
18760 31 Jul 2021 @ 1457 31 Jul 2021 @ 1540 LynnS Clepsydra was off when i first observed ot. Between 1457 and 1540, four Clepsydra pauses were observed.
18613 23 Jul 2021 @ 1950 23 Jul 2021 @ 2004 JeffL in a pause at this time. unsure when exact start of pause was. noticed it was in pause at approx. 1950 when driving by
18375 11 Jul 2021 @ 1941 11 Jul 2021 @ 2019 BrandonC Pause 20 mins after fountain ended at 2001 start 2007 pause 2011 start 2017
18317 09 Jul 2021 @ 0826 --- cb Off as we drove around the corner at Fountaun flats. back on at 0828.
18311 08 Jul 2021 @ 0752 --- Barbara Lasseter Turned off. On again 0755.
18240 02 Jul 2021 @ 1715 --- Graham Third pause after Fountain.
18241 02 Jul 2021 @ 1706 --- Graham Second pause after Fountain.
18242 02 Jul 2021 @ 1658 --- Graham Paused 13m after Fountain.
18243 02 Jul 2021 @ 1141 --- Graham Second observed pause.
18246 02 Jul 2021 @ 1132 --- Graham Paused. Fountain runoff wet. Likely first pause after Fountain as it was on strong before pausing.
EntrySourceLinkComment
03 Jun 2017 @ 1100 JSJ https://www.flickr.com/photos/jsjgeology/35373533035 Photo of Clepsydra Geyser erupting during the late morning of 3 June 2017.
Baseline does not exist.