| Note ID | Start Time (US/Mountain) | End Time (US/Mountain) | Entrant | Note |
| 21958 |
12 Jun 2022 @ 1540 |
--- |
aferrara |
Visible water |
| 19393 |
09 Sep 2021 @ 1529 |
--- |
CrisG |
no water visible from boardwalk |
| 18455 |
16 Jul 2021 @ 1515 |
--- |
steve |
I can see a little water in the pool. |
| 15738 |
26 Aug 2020 @ 1625 |
--- |
Janet Jones |
Empty |
| 14846 |
02 Jul 2020 @ 0618 |
--- |
Graham |
Water level out of sight. |
| 14095 |
22 Jan 2020 @ 1532 |
--- |
Graham |
No water in sight but it is steaming lightly. |
| 11105 |
27 Apr 2019 @ 1246 |
--- |
Micah Kipple |
Full to Brim, |
| 10989 |
19 Apr 2019 @ 1003 |
--- |
udo |
Water level 4-5 inches below rim |
| 10782 |
25 Dec 2018 @ 1024 |
--- |
Janet Jones |
Water level just below the rim top. |
| 10682 |
29 Oct 2018 @ 1240 |
--- |
udo |
about 4 inches below overflow |
| 10655 |
20 Oct 2018 @ 1414 |
--- |
Janet Jones |
An inch below overflow |
| 10591 |
08 Oct 2018 @ 1215 |
--- |
Micah Kipple |
Less than an inch from the rim. |
| 10519 |
01 Oct 2018 @ 1707 |
--- |
Micah Kipple |
Water an inch within rim. |
| 10382 |
19 Sep 2018 @ 1022 |
--- |
Siegmund |
~10cm below overflow |
| 10287 |
18 Sep 2018 @ 1515 |
--- |
udo |
Dropped to about 5 inches below overflow. |
| 10279 |
18 Sep 2018 @ 1032 |
--- |
udo |
Down about 3 inches below overflow. |
| 10245 |
16 Sep 2018 @ 0704 |
--- |
steve |
Full and overflowing |
| 10229 |
15 Sep 2018 @ 2150 |
--- |
Micah Kipple |
Water several inches down. |
| 9114 |
10 Jul 2018 @ 1402 |
--- |
udo |
No water visible. |
| 8100 |
04 May 2018 @ 1146 |
--- |
Janet Jones |
3" below overflow. |
| 7989 |
22 Apr 2018 @ 1012 |
--- |
udo |
Slightly below overflow, full. |
| 7796 |
29 Oct 2017 @ 1045 |
--- |
adamdanski12 |
Spring is less than a centimeter below overflow. |
| 7789 |
28 Oct 2017 @ 1130 |
--- |
udo |
About 3 inches below overflow |
| 5783 |
03 Sep 2017 @ 1211 |
--- |
Janet Jones |
No water visible. |
| 5485 |
28 Aug 2017 @ 0930 |
28 Aug 2017 @ 1532 |
udo |
No water visible from boardwalk. |
| 5302 |
24 Aug 2017 @ 1010 |
--- |
udo |
Steaming but with no visible water. |
| 5165 |
20 Aug 2017 @ 1032 |
--- |
Biddle |
Completely Empty, only light steam. |
| 4499 |
19 Jul 2017 @ 1117 |
--- |
udo |
No water visible from b'walk. |
| 4351 |
23 Jun 2017 @ 0839 |
--- |
udo |
No visible water. |
| 4145 |
28 May 2017 @ 1038 |
--- |
WillBoekel |
water down. almost out of sight |
| 3851 |
05 Nov 2016 @ 1351 |
--- |
udo |
In overflow |
| 3853 |
05 Nov 2016 @ 1126 |
--- |
Janet Jones |
Full, but not overflowing |
| 3721 |
26 Sep 2016 @ 1233 |
--- |
udo |
Very low, about 6 inches below overflow. |
| 3698 |
20 Sep 2016 @ 1752 |
--- |
Janet Jones |
Down 4-5" |
| 3510 |
19 Aug 2016 @ 0955 |
--- |
mhreed |
Two inches below overflow. |
| 3100 |
20 Jun 2016 @ 1238 |
--- |
WillBoekel |
about 1 inch below overflow. |
| 2908 |
28 May 2016 @ 1550 |
--- |
WillBoekel |
down about 1 inch |
| 2798 |
29 Apr 2016 @ 1424 |
--- |
Siegmund |
Slight overflow toward boardwalk |
| 2760 |
20 Apr 2016 @ 0943 |
--- |
udo |
1" below overflow. |
| 2730 |
15 Apr 2016 @ 2022 |
--- |
WillBoekel |
about 4 inches below overflow |
| 2725 |
15 Apr 2016 @ 0936 |
--- |
WillBoekel |
about 0.5 -1 inch below overflow |
| 2686 |
16 Feb 2016 @ 1037 |
--- |
WillBoekel |
down about 4 inches |
| 2684 |
14 Feb 2016 @ 1349 |
--- |
WillBoekel |
1 inch below overflow |
| 2678 |
12 Feb 2016 @ 0929 |
--- |
WillBoekel |
full and slightly overflowing |
| 2550 |
15 Oct 2015 @ 1048 |
--- |
udo |
No water visible |
| 2518 |
11 Oct 2015 @ 1009 |
--- |
mhreed |
Water just barely visible. |
| 2495 |
09 Oct 2015 @ 1720 |
--- |
mhreed |
No water visible from the boardwalk. |
| 2174 |
22 Aug 2015 @ 0915 |
--- |
WillBoekel |
down about 3-4 inches |
| 1476 |
31 Oct 2014 @ 1332 |
--- |
Janet Jones |
1332 - Arrowhead had recently overflowed some down the mound on which it sits. |
| 1211 |
09 Sep 2014 @ 1027 |
--- |
WillBoekel |
Full and overflowing. at 1027 |
| 1164 |
31 Aug 2014 @ 1200 |
--- |
WillBoekel |
~1 inch below overflow at noon |
| 1162 |
30 Aug 2014 @ 1709 |
--- |
WillBoekel |
at overflow 1709 |
| 1062 |
06 May 2014 @ 1744 |
--- |
WillBoekel |
Water 4-5" down at 1744 |
| 1058 |
03 May 2014 @ 2020 |
--- |
WillBoekel |
2020 no water visible |
| 5575 |
20 Aug 1992 @ 0000 |
20 Aug 1992 @ 2359 |
JarnoO |
Water dropped 4 inches today, recovered 8/21/1992 |
| 7572 |
14 Apr 1988 @ 1800 |
--- |
research-mab |
4-14-88 Arrowhead Springs has had recent major eruption with much wash to NE & East & with 788 rocks (~90kg) removed.{no specifc time noted} |