Last Known Eruption
163d 20h 58m ago

Interval Statistics

Interval Count29
Min18m
Max32y 282d 23h 8m
Mean1y 50d 16h 37m
Median2d 19h 38m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
24520 29 Oct 2022 @ 1807 --- MAB full - all pools connected w a few tiny bubbles - Son of Scummy as full with just the tiniest center blips
24265 05 Oct 2022 @ 1450 --- cb Scummy & Son of Scummy are high and connected. A murky greenish color with light brown edges. no activity observed
24066 24 Sep 2022 @ 1128 --- MAB pretty blue color - all pools same water level - Son of Sc quiet
23416 26 Aug 2022 @ 1415 --- cb both pools are high and connected again. both are a milky turquoise blue color & ip to the rim. SOS has an occational bubble breaking the surface.
23300 20 Aug 2022 @ 0920 --- steve Scummy Pool is blue and opalescent.
23255 18 Aug 2022 @ 1842 --- MAB clear blue-green pools almost connected again - Son of Scummy platform area about 4in above neighbor Scummy dumping water into it
23052 05 Aug 2022 @ 1307 --- cb A cloudy light blue color, a few bubbles, ~6" higher than last note. (~8" below overflow) Son of Scummy is a cloudy light blue color, light 4" roiling boil and the pool only rising up and down by a few inches, a fairly steady height at just below overflow.
23006 03 Aug 2022 @ 1135 --- cb Scummy pool has come up and is ~1' below the rim. it is a cloudy colloidal blue color. Son of Scummy is light brown/slightly blue in color with a roiling boil. pool level fluctuates between overflowing to 8"-10" below overflow.
22854 26 Jul 2022 @ 0940 26 Jul 2022 @ 1142 cb no change. Scummy Pool is still 2'-3' down. Son of Scummy is still filling, erupting, dropping and refilling. S.O.S pool is milk chocolate colored, Scummy is a light greenish color
22724 20 Jul 2022 @ 1030 20 Jul 2022 @ 1146 cb no change in either Son of Scummy or Scummy Pool. still active
22622 16 Jul 2022 @ 1146 --- cb Scummy pool is higher, 1' below overflow & no boil. Som of Scummy is not as active as it has been. pool is not draining as far down and it has a 1' roiling boil. Rain run off from 2 afternoon thunderstorms?
22543 13 Jul 2022 @ 1346 --- cb no change. Did see 1 spike from Son of Scummy that was ~7' high!
22527 12 Jul 2022 @ 1130 12 Jul 2022 @ 1559 cb same activity as past week. Scummy pool is 3' below rim. Son of Scummy is filling and dropping with 3' bursts within both cycles (low and high)
22499 11 Jul 2022 @ 1714 --- cb Scummy is still a good 2.5'-3' below rim with a mild bubble. Son of Scummy's pool is still cycling from overflow to down 2', all with a ~1.5' boil
22438 09 Jul 2022 @ 1848 --- cb Scummy pool is mostly calm, pool is still 2.5 - 3' below overflow. Son of Scummy has a weak roiling boil to ~1` and is still cycling drain fill cycles
22381 07 Jul 2022 @ 1015 --- steve Son of Scummy started 1015.
22380 07 Jul 2022 @ 0952 --- steve Son of Scummy started from a low pool with some bursts in the 5-10 foot range. Stopped and dropped again at 1013.
22378 07 Jul 2022 @ 0906 --- steve Scummy pool is about a foot and a half below overflow and Son of Scummy is I.E. Son of Scummy can reach 5-6 feet. Son of Scummy stopped and dropped about 0948.
22351 06 Jul 2022 @ 0915 --- cb Scummy Pool is down a good 3' from the rim. milk chocolate brown and STINKS! Son of Scummy is cycling activity, pool drops 2' and it fills with bursts to ~3'. also milk chocolate color
22284 02 Jul 2022 @ 1050 02 Jul 2022 @ 1246 cb Scummy pool is down 3' from rim with 2 areas that have a rolling boil. Son of Scummy pool is high and overflowing with at times a good 3' bursting rolling boil.
22275 01 Jul 2022 @ 0835 01 Jul 2022 @ 1245 MAB 2ft down - Son of Scummy still full and IE - steady stream of water flowing into Scummy from Sunday & Colloidal - some bursts from Son of Scummy rival Whirligig in height
22241 30 Jun 2022 @ 1005 --- cb pool is down 2' below the rim, muddy brown & smells. Son of Scummy pool is down 1' and bursting with a roiling boil to 1.5'. Also muddy brown. 1008 refilling with a more vigorous boil. 1026ie full overflowing and bursting with a roiling boil to 1.5'. 1106 pool dropped agsin.
22176 28 Jun 2022 @ 1353 --- cb pool down 1.5' & son of scummy is ie erupting with a blooping boil to 1'
22170 27 Jun 2022 @ 0817 --- MAB LOW - including channel from Colloidal - Son of Scummy below ground level but much fuller than Scummy - Son of Scummy IE w 1-2ft stinky bursts
21448 23 May 2022 @ 0848 --- MAB Son of Scummy aqua color in a light boil
21031 18 Apr 2022 @ 1150 --- MAB visible now w wind! Full - Son of Scummy same level w center boil
20204 29 Oct 2021 @ 0850 --- MAB Son of Scummy full and quiet
20140 27 Oct 2021 @ 1032 --- cb & Son of Scummy, pools are high, clear blue green, and calm.
20116 24 Oct 2021 @ 0854 --- MAB Full
20000 16 Oct 2021 @ 1227 --- cb Pool is down ~4" from rim. The center is milky blue color, light brown on the edges. Son of Scummy is high and has a 2" roiling boil. Also is blue in the center.
19912 06 Oct 2021 @ 1008 --- cb Scummy and Son of Scummy are overflowing and both have a roiling, blooping boil to 6" in the center of each pool.@ 1410 it has 5 smaller boiling points on the eastern edge of the pool and its stinky again!
19895 05 Oct 2021 @ 1800 --- MAB Full and bluish - Son of Scummy IE
19858 02 Oct 2021 @ 1313 --- cb pool is high and overflowing out channels toward Crackling lake. Color is murky brown/ green. Colloidal pool is overflowing into it. Son of Scummy is high & overflowing with a weak roiling boil.
19705 23 Sep 2021 @ 1600 --- cb Scummy & Son of Scummy are very high and overflowing toward Colloidal pool. Son of Scummy has a 3" high roiling boil and water level is so high both features look connected. Colloidal pool is very high, turquoise blue and overflowing into Scummy pool. @ 1716 both pools dropped 3" below high water mark and Colloidal pool has dropped also and not overflowing into Scummy.
19711 23 Sep 2021 @ 0902 --- MAB Full again including channel from Colloidal - water levels up elsewhere - too steamy to see Son Of S activity but it was full
19616 16 Sep 2021 @ 1257 --- cb Scummy pool is down ~1.5' below the high water level. Colloidal pool runoff is running into SP. SP has a roiling boil on the edge toward Basin. Son of Scummy is filling, erupting & dropping in cycles. 6"-8" roiling boil then pool drops down ~1.5'. VERY STINKY STILL!
19624 16 Sep 2021 @ 0852 --- MAB From above at top of path - Son of Scummy full - too steamy to see splashes- Scummy Pool still low
19551 13 Sep 2021 @ 1532 --- CrisG increased foul odor noted from Constant bench. Noted Son of Scummy to be IE at this time. ended at 1606 and pool drained. Visitor during this time accurately described the scent as "It's like a river of death". Both pools with the foul odor.
19530 13 Sep 2021 @ 1127 --- cb Scummy pool is down ~1.5', muddy light brown with patches of scummy/foamy stuff floating on the top Son of Scummy is erupting to ~1.5' and is in a roiling vigorous boil.
19546 13 Sep 2021 @ 0850 --- MAB LOW - maybe two feet down - all nearby channels dry with deep cracks- Son of Scummy full and bursting - really stinky - after return from a hike Son of Scummy low with some bursting - Colloidal Pool looks like it did something- all 3 pools are gunky brown
18767 31 Jul 2021 @ 0840 --- MAB Low - Son of Scummy or Scummy's Drain was totally quiet - seen again blurping 849
18666 25 Jul 2021 @ 1818 --- cb Pool is down 2'
18486 17 Jul 2021 @ 1934 --- cb Low pool. down a good 8 - 10". Son of Scummy has a 4" roiling boil and is separated from Scummy by 10' of muddy ground
18393 12 Jul 2021 @ 1041 --- cb feature in the N end of the pool is erupting-1'
18040 22 Jun 2021 @ 0853 --- MAB still low - pools not connected
17549 07 Jun 2021 @ 0900 --- MAB low - pools not connected
16949 28 Apr 2021 @ 0930 --- MAB water level down 4-6 inches - pools not connected - pretty blue color
13048 05 Aug 2019 @ 0940 --- MAB low water ~ Son of Scummy w active boil
4796 11 Sep 1994 @ 1800 --- research-mab 9/11/94 Scummy Pool continues with its water level fluctuations.
4752 26 Jun 1989 @ 0000 --- research-mab 6/26/1989 “New Scummy” or “Son of Scummy” gently overflowing this a.m.
4751 24 Jun 1989 @ 1800 --- research-mab 6/24/1989 NEW GEYSER NW side of Scummy Pool d=2m, drained. H20 level 2’ below rim. Had a distinct crater visible after drain one side of rim was broken up. Appeared to be long established.
7355 20 Sep 1967 @ 1800 --- research-mab 09/20/1967 Scummy Pools – scum is developing on the pools again. This is the second time this summer that we’ve seen scum on them.
7228 30 Aug 1966 @ 1800 --- research-mab 08/30/1966 Scummy Pool – Water level has been up – Scum has washed almost to boardwalk.
7219 27 Aug 1966 @ 1800 --- research-mab 08/27/1966 Scummy Pools – Big wad of foamy scum appears to have blown out of a 20” hole.
7199 20 Aug 1966 @ 1800 --- research-mab 08/20/1966 Scummy Pools – in front of Ledge - have lost their black scum & appear to be clearing.
7148 29 Jul 1966 @ 1800 --- research-mab 07/29/1966 Scummy Pool area N of walk – developing into a mudpot??
7130 19 Jul 1966 @ 1800 --- research-mab 07/19/1966 Scummy pool/area: S. of walk 2 or 3 active bubbling pools 1’ in diameter, N. of walk there are several mud-pot like blisters (gray mud). One is building a rim.
7123 17 Jul 1966 @ 1800 --- research-mab 07/17/1966 Scummy Pools Still grey with black scum (more of it) on top. {1st use of the name}
7120 16 Jul 1966 @ 1800 --- research-mab 07/16/1966 Grey pools W. of Flotsam – Still have black scum & foul smell. Gray water getting a tinge of blue. {Scummy}
7118 15 Jul 1966 @ 1800 --- research-mab 07/15/1966 Pools west of Ledge still gray with black scum – very foul smelling. {Scummy}
7102 14 Jul 1966 @ 1800 --- research-mab 07/14/1966 Series of blue pools 200’ west of Ledge have turned gray with black scum floating on top.
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