South Grotto Fountain Geyser

Last Known Eruption
87d 14h 22m ago

Latest Eruptions

Eruption DurationInterval
19 Sep 2019 @ 1201 ie6d 20h 42m
12 Sep 2019 @ 15197d 2h 54m
05 Sep 2019 @ 122523h 47m
04 Sep 2019 @ 123815m 9d 2h 19m
26 Aug 2019 @ 10191m 18h 50m
25 Aug 2019 @ 15292m 1d 8h 2m
24 Aug 2019 @ 07271m 14h 34m
23 Aug 2019 @ 165319m 13d 6h 55m
10 Aug 2019 @ 09587m 15m
10 Aug 2019 @ 09432m 22m
10 Aug 2019 @ 092137m
10 Aug 2019 @ 08442m 23h 5m
09 Aug 2019 @ 09391d 1h 32m
08 Aug 2019 @ 0807 ie2d 17h 32m
05 Aug 2019 @ 1435 ns2d 22h 10m
02 Aug 2019 @ 1625 ns5h 43m
02 Aug 2019 @ 1042 ie5d 12m
28 Jul 2019 @ 103021h 3m
27 Jul 2019 @ 13271m 8m
27 Jul 2019 @ 13193m 4d 16h 36m
22 Jul 2019 @ 2043 ie2d 5h 29m
20 Jul 2019 @ 15147d 20h 53m
12 Jul 2019 @ 1821 ns14d 22h 8m
27 Jun 2019 @ 201311m 1d 7h 42m
26 Jun 2019 @ 123110m 8m
26 Jun 2019 @ 12234m 1d 22h 40m
24 Jun 2019 @ 134311m 8m
24 Jun 2019 @ 13354m 7d 1h 41m
17 Jun 2019 @ 1154 ie12d 19h 34m
04 Jun 2019 @ 1620 ns13m
04 Jun 2019 @ 16076d 19h 32m
28 May 2019 @ 20356d 2h 57m
22 May 2019 @ 17389m 4d 2h 55m
18 May 2019 @ 14434d 1h 25m
14 May 2019 @ 131811d 1h 51m
03 May 2019 @ 11275d 21h 42m
27 Apr 2019 @ 134512m 1d 19h 12m
25 Apr 2019 @ 183318m 87d 1h 34m
28 Jan 2019 @ 15595d 4h 19m
23 Jan 2019 @ 11408m
23 Jan 2019 @ 11324m 11m
23 Jan 2019 @ 1121 ns6m 1d 22h 39m
21 Jan 2019 @ 1242 ie1y 196d 18h 35m
08 Jul 2017 @ 190754d 1h 18m
15 May 2017 @ 1749 ie21d 34m
24 Apr 2017 @ 1715214d 23h 12m
21 Sep 2016 @ 180315d 57m
06 Sep 2016 @ 17063d 3h 29m
03 Sep 2016 @ 133711d 1h 10m
23 Aug 2016 @ 122714m 1d 19h 14m
21 Aug 2016 @ 171310m 22d 59m
30 Jul 2016 @ 1614 ie9d 22h 14m
20 Jul 2016 @ 18009d 2h 24m
11 Jul 2016 @ 15362d 23h 25m
08 Jul 2016 @ 161114d 22h 36m
23 Jun 2016 @ 17356m
23 Jun 2016 @ 172914d 1h 27m
09 Jun 2016 @ 1602 ie1d 7h 37m
08 Jun 2016 @ 08251d 14h 52m
06 Jun 2016 @ 173315d 2h 10m
22 May 2016 @ 15239m
22 May 2016 @ 151414m
22 May 2016 @ 150011m
22 May 2016 @ 144911m
22 May 2016 @ 143810m
22 May 2016 @ 14289m
22 May 2016 @ 141910m
22 May 2016 @ 140910m
22 May 2016 @ 135911m
22 May 2016 @ 134818h 58m
21 May 2016 @ 1850 ie6d 8h 35m
15 May 2016 @ 101513m 14d 1h 16m
01 May 2016 @ 08599d 17h 7m
21 Apr 2016 @ 1552 ie200d 2h 46m
04 Oct 2015 @ 1306 ie5h 53m
04 Oct 2015 @ 0713 ie2d 14h 17m
01 Oct 2015 @ 165614m
01 Oct 2015 @ 164210m
01 Oct 2015 @ 163213m
01 Oct 2015 @ 16199m
01 Oct 2015 @ 161011m
01 Oct 2015 @ 15593d 7m
28 Sep 2015 @ 1552 ie28d 2h 6m
31 Aug 2015 @ 13462d 43m
29 Aug 2015 @ 130317h 21m
28 Aug 2015 @ 1942 ns2d 5h 0m
26 Aug 2015 @ 14425d 5h 45m
21 Aug 2015 @ 08578d 21h 28m
12 Aug 2015 @ 11297d 16h 35m
04 Aug 2015 @ 185443m
04 Aug 2015 @ 18119m
04 Aug 2015 @ 180214m
04 Aug 2015 @ 174810m
04 Aug 2015 @ 173813m
04 Aug 2015 @ 17259m
04 Aug 2015 @ 17168m
04 Aug 2015 @ 17088m
04 Aug 2015 @ 170016m
04 Aug 2015 @ 16448m
04 Aug 2015 @ 163611m

Interval Statistics

Interval Count100
Min6m
Max1y 196d 18h 35m
Mean15d 1h 38m
Median1d 19h 13m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
13407 26 Aug 2019 @ 1020 26 Aug 2019 @ 1037 BrianR Sporadic bursting up to 6ft
13403 25 Aug 2019 @ 1533 25 Aug 2019 @ 1545 BrianR Sporadic bursting to 2 ft
13371 24 Aug 2019 @ 0730 24 Aug 2019 @ 0822 BrianR Sporadic bursting up to 6 ft before 8:00 up to 2 ft after
13367 23 Aug 2019 @ 1720 23 Aug 2019 @ 1812 BrianR Sporadic bursting 1 to 4 ft
12821 27 Jul 2019 @ 1330 27 Jul 2019 @ 1350 nails Intermittent bursting 1 to 6+ feet.
11980 26 Jun 2019 @ 1242 26 Jun 2019 @ 1342 BrianR Sporadic bursting 2 to 6 ft
11945 25 Jun 2019 @ 0648 25 Jun 2019 @ 0732 BrianR Sporadic bursting 2 to 6 ft
11944 24 Jun 2019 @ 1401 24 Jun 2019 @ 1436 BrianR Sporadic bursting 2 to 6 ft
11923 22 Jun 2019 @ 1241 22 Jun 2019 @ 1300 BrianR Sporadic bursts 2 to 3 ft
11902 21 Jun 2019 @ 1101 21 Jun 2019 @ 1147 BrianR Sporadic bursting 2 to 6 ft
5613 02 Sep 2017 @ 1745 --- WillBoekel weak splashing that looks like it is coming from depth.
2434 28 Sep 2015 @ 1005 --- Tara Splashing to about 1 foot.
854 03 Jul 2006 @ 0700 --- Tara South Grotto Fountain was active having eruptions at intervals of 7 to 15 minutes starting sometime before 0700. The eruptions alternated with high water levels in Indicator Spring and boiling episodes in Grotto Fountain.
7075 27 Oct 1992 @ 0000 27 Oct 1992 @ 2359 JarnoO no time given; d=17m16s
EntrySourceLinkComment
06 Jun 2016 @ 1733 JSJ https://www.flickr.com/photos/jsjgeology/30892530906 Photo (1 of 5) of South Grotto Fountain Geyser's 5:33 PM-onward eruption on 6 June 2016.
06 Jun 2016 @ 1733 JSJ https://www.youtube.com/watch?v=m-Yr-A9rNLU All ten clips of this video compilation show South Grotto Fountain Geyser's 5:33 PM-onward eruption on 6 June 2016.
Baseline does not exist.

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