Last Known Eruption
10y 194d 5h 31m ago

Interval Statistics

Interval Count28
Min1m
Max17y 73d 2h 23m
Mean1y 156d 55m
Median3m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
37531 12 Oct 2024 @ 1545 --- steve The water level in Crystal Spring is higher. It still cycles about every minute and rocks when it is fullest. Height varies from 2 inches below overflow to barely below overflow.
36377 12 Aug 2024 @ 0801 --- JimS Very high and waving Sometimes sending water over the rim
36205 01 Aug 2024 @ 0940 --- mhreed Strong low pool rocking. Water level at the bottom of the overhanging shelf.
35447 22 Jun 2024 @ 1603 --- Craigmon99 Surged to overflow a few times. Small vent near crystal spring erupts when this happens. NOT slurp. Different vent. “Ceiling vent” as stated in other notes. Subaudible low drum noise when reaching overflow on pushes. Center boil forming 1645
34875 04 Jun 2024 @ 0603 --- Graham Very low. Beach is completely exposed, and water is in the inner crater. Belgium Pool down slightly from yesterday.
34111 13 Mar 2024 @ 0937 --- aferrara slapping water out of its ceiling vent (~east of pool)
34012 09 Feb 2024 @ 1018 --- Pholli pool full enough to push water out the vent opposite of squirt occasionally
29207 29 Oct 2023 @ 1158 --- SantaFe108 ~6 inches below rim, beach still covered.
28683 07 Oct 2023 @ 1921 --- SantaFe108 Low, most of the beach exposed.
26723 28 Jun 2023 @ 1729 --- Graham Low water with a frying pan bubbling action close to the adjacent deep hole.
26376 16 Jun 2023 @ 1902 --- Craigmon99 Crack next to Crystal Spring roaring loudly after Old Tardy
26374 16 Jun 2023 @ 1846 --- Craigmon99 Up considerably. Beginning sloshing now.
26373 16 Jun 2023 @ 1835 --- Craigmon99 Bubbling on the beach. Low.
25709 22 May 2023 @ 1822 --- SantaFe108 ~2 inches below rim and doing normal sloshing behavior.
25706 22 May 2023 @ 1715 --- SantaFe108 A few inches above last report and resuming sloshing behavior.
25697 22 May 2023 @ 1454 --- SantaFe108 ~8 inches below rim
25438 14 May 2023 @ 1746 --- SantaFe108 Down ~1ft below the rim.
24008 22 Sep 2022 @ 1917 --- CrisG water low, just about even with the overhang. Belgian also down at least 3" from top of inner bowl.
25197 25 Aug 2022 @ 1748 --- Craigmon99 Water level fluctuating wildly. 6 inches below overflow to 10 inches below overflow. Constantly moving up and down
23363 23 Aug 2022 @ 0945 --- aferrara Water rapidly rising and dropping. Vent west of Crystal is growling and occasionally huffing steam. Slurp noisily steaming and sputtering but not quite in steam phase.
22732 20 Jul 2022 @ 1515 --- steve Crystal Spring is about 4-6 inches below overflow and cycling up and down an inch or two every minute with rocking
21862 09 Jun 2022 @ 0920 --- aferrara Rising to near overflow, sloshing, and dropping on cycles of about a minute or two.
21364 19 May 2022 @ 1110 --- Graham Way low, full beach exposed. Belgian down too.
21214 07 May 2022 @ 1526 --- Tara water level down 6-8", just above overhang on east side. Deep drain in Sawmill group
21120 28 Apr 2022 @ 0905 --- aferrara Periodically filling, sloshing, overflowing
20831 19 Feb 2022 @ 0841 --- aferrara Thumping, briefly overflowing
20721 18 Jan 2022 @ 0804 --- Graham Water levels back up above the rocks. Belgian Pool has some water on the beach.
20713 17 Jan 2022 @ 0909 --- Graham Lowest water I have ever seen. Multiple rocks above water in the pool. Did not drop into the inner crater.
20185 29 Oct 2021 @ 0952 --- aferrara So low there is an island sticking up 2" from the center
19930 07 Oct 2021 @ 0852 --- aferrara water down ~8" from rim
19781 29 Sep 2021 @ 1037 --- SteveO 2 inches below overflow.
19777 29 Sep 2021 @ 0800 29 Sep 2021 @ 0810 SteveO Just below overflow channel into Slurp, waving and sloshing water into Slurp. Twice during the 10 minutes of observation Crystal Springs has bounced up the level pushing more water into slurp.
19740 26 Sep 2021 @ 1125 --- Graham Lowest water I have seen, center rock is standing tall and Slurp boardwalk side is clear of water. Belgian Pool is lower than recently too.
19026 23 Aug 2021 @ 2012 --- steve About 3 inches below overflow. Slurp sounds like it is boiling deeper in the hole.
18356 11 Jul 2021 @ 1230 --- User34 Sent waterfall again
18354 11 Jul 2021 @ 1220 --- User34 Sent a waterfall into the feature just west of it
17885 18 Jun 2021 @ 1233 --- Craigmon99 Overflowing into slurp heavily. Once again, sorry Slurp!
17869 17 Jun 2021 @ 1244 --- Craigmon99 Flowing into slurp. Sorry slurp!
17829 15 Jun 2021 @ 1414 --- Craigmon99 High enough to flow into slurp. Sorry slurp!
17815 15 Jun 2021 @ 1311 --- Craigmon99 Low. Not flowing into Slurp
16882 17 Apr 2021 @ 1854 17 Apr 2021 @ 1908 User34 Clapping at 1854, 1904, 1908
14230 21 May 2020 @ 1453 --- Mkeller About 6 inches below overflow. Water clear
14049 23 Dec 2019 @ 0910 --- Micah Kipple Intermittently overflowing into Slurp
12570 23 Jul 2019 @ 2251 23 Jul 2019 @ 2258 ldgordon Had massive overflow over all sides at 2251, 2254, 2258
12402 07 Jul 2019 @ 1238 --- User34 Barely in overflow, only a slight trickle
12057 01 Jul 2019 @ 1257 01 Jul 2019 @ 1305 nails Pulsing with occasional large overflow. Sometimes makes “clapping” sound. Some pulses are at the same time as Slurp splashes.
11863 17 Jun 2019 @ 2005 17 Jun 2019 @ 2143 ldgordon Claps at 2005, 2006, 2109, 2111, 2135, 2141, 2143
11858 17 Jun 2019 @ 1529 17 Jun 2019 @ 1542 ldgordon Clapping at 29, 31 and 42, slurp filled and overflowed during claps
11568 04 Jun 2019 @ 1159 --- Graham Clapping. Also 1203, 1204, 1207, 1211
11096 27 Apr 2019 @ 0828 --- Micah Kipple Clapping
10372 18 Sep 2018 @ 1440 --- Siegmund Below overflow. Spongy orange bacteria in runoff is drying out.
9481 05 Aug 2018 @ 1804 --- Micah Kipple Clapping.
8047 30 Apr 2018 @ 0023 --- Micah Kipple Clapping
3974 21 Apr 2017 @ 0745 --- Micah Kipple Steadily overflowing. Orange bacteria in channel.
3204 22 Jun 2016 @ 1503 --- David water clear and calm. an inch or two below overflow. see: https://www.flickr.com/photos/ujelang/27467722293/in/photolist-JyuQ7j-HRefSR-JHG7uh-JJfogH-HMixck-JExDro-JEvDym-JyxYmQ-JHzTjF-JGDXEn-HLjTrT-JfhV3S-HJNHGZ-HJNLUR-Jw1cMJ-JfhZdf-JzKzw1-JBXr3k-JJNc7p-JzKAvL
2237 01 Sep 2015 @ 1239 --- Micah Kipple Clapping
1110 19 Jul 2014 @ 0000 19 Jul 2014 @ 0100 User34 Had two observed episodes of pulsing and sloshing water over its rim in the 0000 hour
1078 07 Jun 2014 @ 1445 --- cb 14:45 We observed Crystal Spring doing large pushes with lots of over flow washing the backside on occation. splashing approx 3 to 5 inches from back vent. Wash down past Churns run off channel
3205 30 Sep 2013 @ 1107 --- David overflowing. calm but slightly murky water. see: https://www.flickr.com/photos/ujelang/26939793512/in/photolist-HRefSR-H3zu3u
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