Geyser Video Index

Yellowstone National Park

- Thermal Cleanup, 1985.
  Paul Strasser
- Morning Glory Pool pumping and cleanup, 1991 Jul 24.
  H.Koenig
- Aerial Survey Flight, Yellowstone Thermal Areas, 2019 August 02.
  H.Koenig/Suzanne Strasser
- Castle Geyser and Lone Star Fire, 2020 September 05.
  H.Koenig
- Drive from Old Faithful to Lower Geyser Basin, 1983 August 26.
  Paul Strasser
- Bears in the Upper Geyser Basin, 2025 May 22.
  H.Koenig

Upper Geyser Basin

Geyser Hill
- Aurum Geyser, Upper Geyser Basin, 2019 August 03.
  H.Koenig
- Aurum Geyser, Upper Geyser Basin, 2025.
  H.Koenig
- Butterfly Spring, Geyser Hill, Upper Geyser Basin, May 2003.
  Paul Strasser
- Cascade Geyser, Geyser Hill, Upper Geyser Basin, in May 1998.
  Paul Strasser
- Giantess Geyser
  - Giantess Geyser, Upper Geyser Basin, 1983.
    Paul Strasser
  - Giantess Geyser, Upper Geyser Basin, 1989.
    Paul Strasser
  - Giantess Geyser, Upper Geyser Basin, 1996.
    Paul Strasser
  - Giantess Geyser, Upper Geyser Basin, 2001.
    Paul Strasser
  - Giantess Geyser, Upper Geyser Basin, 2020 August 26.
    H.Koenig
  - Giantess Geyser, Geyser Hill, 2021 August 11, Transition to Steam
    H.Koenig
- 2018 Geyser Hill Disturbance.
  H.Koenig
- Observation Point and Solitary Geyser, Upper Geyser Basin, 1983 August 24.
  Paul Strasser
- Beehive at Night, 2015 September
  H.Koenig
- Beehive Geyser, 2025
  H.Koenig
- Beehive Base Bubbler, 2021 May
  H.Koenig
- Little Squirt Geyser, Upper Geyser Basin, 2024
  H.Koenig
- Depression Geyser, 2021 May 12
  H.Koenig
- Lion Geyser (Initial), 2021 May 30
  H.Koenig
- Lion Geyser Major Eruption, 2022 July 12
  H.Koenig
- Anemone Geyser, Upper Geyser Basin, 2021 May
  H.Koenig
- Anemone Geyser, Upper Geyser Basin, 2024
  H.Koenig
- Plume Geyser, Upper Geyser Basin, 2021 May
  H.Koenig
- Walk Around Geyser Hill, 2021 May 30
  H.Koenig
- Infant Geyser, Geyser Hill, 2021
  H.Koenig
- North Goggles Geyser, Geyser Hill, 2023
  S.Strasser/H.Koenig
Grand/Sawmill groups
- Castle to Grand Geysers, Upper Geyser Basin, 1983.
  Paul Strasser
- Sawmill Group, Upper Geyser Basin, Pt.1, 1991-1993
  H.Koenig
- Sawmill Group, Upper Geyser Basin, Pt.2, 1997-2015
  H.Koenig
- Grand Afterburst (4+1), 2002 Aug 04.
  Paul Strasser
- Bulger's Hole, Sawmill Group, Upper Geyser Basin, in July 2011.
  H.Koenig
- Bulger's Hole, Upper Geyser Basin, 2018.
  H.Koenig
- Bulger's Hole, Upper Geyser Basin, 2019 July 31.
  H.Koenig.
- Bulger and Bulger's Hole, Upper Geyser Basin,2022
  H.Koenig
- Bulger's Hole, Upper Geyser Basin, 2025
  H.Koenig
- Grand Complex, Upper Geyser Basin, 2019.
  H.Koenig.
- Receiving the Blessings from Lord Rift at the Portable Inflatable Temple of Darkness, 2020 Aug 18.
  H.Koenig.
- Snowy Walk Between Castle and Grand Geysers, 11 October 2018
  H.Koenig
- Sawmill Group, Upper Geyser Basin, 2019 June 02
  H.Koenig
- Sawmill Group, Upper Geyser Basin, 2020 May
  H.Koenig.
- Sawmill Group, Upper Geyser Basin, 2021 May (Eruptions of Oval Spring, Tardy Geyser, and Churn Geyser)
  H.Koenig/Suzanne Strasser
- Bulger and Bulger's Hole, Upper Geyser Basin, 2021
  H.Koenig
- Uncertain Geyser, Upper Geyser Basin, 2021
  H.Koenig
- Uncertain Geyser, Upper Geyser Basin, 2024
  H.Koenig
- Sawmill and Uncertain Geysers, Upper Geyser Basin, 2025
  H.Koenig
- Penta Geyser, Upper Geyser Basin, 2025
  H.Koenig
- Grand Eruption Starts, 2021
  - Part 1 Jul 31 - Aug 06
    H.Koenig
  - Part 2 Aug 07 - Aug 13
    H.Koenig
  - Part 3 Aug 14 - Aug 20
    H.Koenig
  - Part 4 Aug 21 - Aug 27
    H.Koenig
  - Part 5 Aug 28 - Sep 15
    H.Koenig
  - Part 6 Sep 04 - Sep 10
    H.Koenig
  - Part 7 Sep 11 - Sep 15
    H.Koenig
- Grand Eruption Starts, 2022
  - Part 1 Jul 10 - Jul 16
    H.Koenig
  - Part 2 Jul 18 - Jul 22
    H.Koenig
  - Part 3 Aug 07 - Aug 13
    H.Koenig
  - Part 4 Aug 14 - Aug 20
    H.Koenig
  - Part 5 Aug 21 - Aug 27
    H.Koenig
  - Part 6 Aug 29 - Sep 04
    H.Koenig
- Grand Eruption Starts, 2023
  - Part 1 Aug 02 — Aug 08
    H.Koenig
  - Part 2 Aug 09 — Aug 15
    H.Koenig
  - Part 3 Aug 16 — Aug 22
    H.Koenig
  - Part 4 Aug 23 — Aug 28
    H.Koenig
- Grand Eruption Starts, 2024
  - Part 1 May 25 — May 31
    H.Koenig
  - Part 2 Jun 01 — Jun 07
    H.Koenig
  - Part 3 Jun 08 — Jun 09
    H.Koenig
  - Part 4 Aug 15 — Aug 21
    H.Koenig
  - Part 5 Aug 22 — Aug 28
    H.Koenig
  - Part 6 Aug 29 — Sep 04
    H.Koenig
  - Part 7 Sep 05 — Sep 09
    H.Koenig
- Grand Eruption Starts, 2025
  - Part 1 May 23 — May 29
    H.Koenig
  - Part 2 May 30 — Jun 05
    H.Koenig
  - Part 3 May 30 — Jun 05
    H.Koenig
Castle Group
- Tilt Geyser, Upper Geyser Basin, 1993
  H.Koenig
Giant Group/Grotto Group
- Giant Geyser
  - Giant Geyser Eruption, 1997 Aug 24
    Paul Strasser
  - Giant Geyser Eruption, 1997 Sep 27
    Paul Strasser
  - Giant Geyser Eruption, 2000 Apr 22
    Paul Strasser
  - Giant Geyser Eruption, 2018 July 24
    H.Koenig
  - Giant Geyser Eruption, 2018 Aug 03
    H.Koenig.
  - Giant Geyser Eruption, 2018 September 01
    H.Koenig.
  - Giant Geyser Eruption, 2018 September 08
    H.Koenig.
  - Giant Geyser Eruption, 2018 September 17
    H.Koenig
  - Giant Geyser Eruption, 2018 October 11
    H.Koenig
- Middle Purple Pool, Upper Geyser Basin, 1998 Oct 11
  Paul Strasser.
- Eruptions of Spa Geyser, 2018
  H.Koenig
- Grotto Fountain and Grotto Geysers, 2020
  H.Koenig
- Riverside Geyser, 2024
  H.Koenig
- Walk From Grotto to Grand, 2021 May 10
- H.Koenig
Daisy Group
- Splendid Geyser, Upper Geyser Basin, 1996
  Paul Strasser.
- Splendid Geyser, Upper Geyser Basin, 1997
  H.Koenig.
Morning Glory Group
- Fan & Mortar Geysers, Upper Geyser Basin, 1990
  Paul Strasser
- Fan & Mortar Geysers, Upper Geyser Basin, 1997
  Paul Strasser
- Fan & Mortar Geysers and Norris Pool, Upper Geyser Basin, 1998
  Paul Strasser
- Fan & Mortar Geysers, Upper Geyser Basin, 2001
  Paul Strasser
- Fan & Mortar Geysers, Upper Geyser Basin, 2003
  Paul Strasser
- Fan Minor Eruption, 2018 Aug 02
  H.Koenig
- Fan & Mortar Geysers, Upper Geyser Basin, 2018 Jul 30
  H.Koenig
- East Sentinel Geyser, 2002
  Paul Strasser
- East Sentinel Geyser, 2020
  H.Koenig
- Fan & Mortar Geysers Starts, Upper Geyser Basin (Part 1)
  Paul Strasser
  - 1984 Aug 11
  - 1984 Aug 17
  - 1984 Oct 06
  - 1990 Jul 06 (Upper Mortar Minor)
  - 1990 Jul 15
  - 1990 Aug 31
  - 1993 Sep 07
  - 1997 Jul 06
  - 1998 Aug 09 (Lower Mortar Minor)
  - 2001 Sep 02
  - 2001 Nov 04
  - 2002 Jul 04
  - 2002 Jul 27
  - 2002 Aug 01
  - 2002 Aug 05
  - 2002 Aug 09
  - 2003 Jul 22
  - 2003 Sep 01
- Fan & Mortar Geysers Starts, Upper Geyser Basin (Part 2)
  H.Koenig
  - 1993 Aug 03
  - 2011 Jul 11
  - 2016 Jul 23
  - 2016 Aug 03
  - 2016 Sep 03
  - 2017 Jul 31
  - 2018 Jul 30
- Fan & Mortar Geysers Starts, Upper Geyser Basin (Part 3)
  H.Koenig
  - 2021 Aug 06
  - 2021 Aug 12
  - 2021 Aug 27
  - 2021 Sep 02
  - 2021 Sep 07
  - 2021 Sep 11
  - 2021 Sep 13
- Fan & Mortar Geysers Starts, 2022 Aug 26
  H.Koenig
- East Sentinel Geyser, 2021
  H.Koenig
- East Sentinel Geyser, 2025
  H.Koenig

Myriad Group
- Mugwump Geyser/Three Sisters, Upper Geyser Basin, 2020.
  H.Koenig
Cascade Group
- Fantail Geyser, Cascade Group, Upper Geyser Basin, 1986.
  Paul Strasser
- Aftershock Geyser, Biscuit Basin, Upper Geyser Basin, 2000 Apr 22.
  Paul Strasser
- Baby Daisy Geyser, Upper Geyser Basin, 2003 Apr 18.
  Paul Strasser
- Atomizer Geyser, Upper Geyser Basin, 2020 Jul 06.
  H.Koenig
- Artemisia Geyser, Upper Geyser Basin, 2021
  H.Koenig
- Artemisia Geyser, Upper Geyser Basin, 2025
  H.Koenig
Biscuit Basin
- Silver Globe Complex, Biscuit Basin, 1985.
  Paul Strasser
- Biscuit Basin, Upper Geyser Basin, 2019 September 13.
  H.Koenig
- Cauliflower Geyser, Biscuit Basin, Upper Geyser Basin, 2020.
  H.Koenig
Black Sand Basin
- Black Sand Basin, Upper Geyser Basin, 2019 September 14.
  H.Koenig
Other Areas
- Mudpot M-14, 2023 August 30
  H.Koenig

Midway Geyser Basin

Tangent Geyser, Midway Geyser Basin, 1984 October 07
Paul Strasser
Midway Bluff, Midway Geyser Basin, 1983 August 25
Paul Strasser

Lower Geyser Basin

Eclipse Geyser, White Creek, Lower Geyser Basin, 1983 Aug 23
Paul Strasser
Great Fountain Geyser, Backcountry Geyser, Lower Geyser Basin, 2000 Jul 02
Paul Strasser
Great Fountain Geyser Superburst, Lower Geyser Basin, 1989
Paul Strasser
Great Fountain Geyser, Lower Geyser Basin, 2025
H.Koenig
Silex Spring, Lower Geyser Basin, 2000
Paul Strasser
Morning Geyser, Lower Geyser Basin, 2019
H.Koenig
Fountain Geyser, Lower Geyser Basin, 2025
H.Koenig
Gemini Geyser, Lower Geyser Basin, 2015
H.Koenig
Super Frying Pan, Lower Geyser Basin, 2013 November 02
H.Koenig
Fountain Paint Pots, Lower Geyser Basin, Spring 2020
H.Koenig
Imperial Geyser, Lower Geyser Basin, 2020
H.Koenig
Imperial Geyser, Lower Geyser Basin, 2018 September 09
H.Koenig
Imperial Geyser, Lower Geyser Basin, 2014 August 07
H.Koenig

Norris Geyser Basin

New Crater/Steamboat Geyser
- Minor Activity of New Crater/Steamboat Geyser in 1983 -- 1986.
  Paul Strasser
- New Crater/Steamboat Geyser, 2018 May 27.
  H.Koenig
- New Crater/Steamboat Geyser, 2018 August 04.
  H.Koenig
- New Crater/Steamboat Geyser, 2018 September 07.
  H.Koenig
- New Crater/Steamboat Geyser, 2018 September 17.
  H.Koenig
- New Crater/Steamboat Geyser, 2018 October 08.
  H.Koenig
- New Crater/Steamboat Geyser, 2018 October 15.
  H.Koenig
- New Crater/Steamboat Geyser, 2019 May 20.
  H.Koenig
- New Crater/Steamboat Geyser, 2019 July 30.
  H.Koenig
- New Crater/Steamboat Geyser, 2019 August 27
  H.Koenig
- Steamboat Geyser, 2020 May 31.
  Suzanne Strasser
- New Crater/Steamboat Geyser, 2020 July 03.
  H.Koenig.
- New Crater/Steamboat Geyser, 2020 August 03
  H.Koenig
- New Crater/Steamboat Geyser, 2020 August 14
  H.Koenig
- New Crater/Steamboat Geyser, 2020 August 26
  H.Koenig
- New Crater/Steamboat Geyser, 2020 September 09
  H.Koenig and Suzanne Strasser
New Crater/Steamboat Geyser Area, 2020 May
H.Koenig
Back Basin, Norris Geyser Basin, 2019 August 27/September 01
H.Koenig
Porcelain Basin, Norris Geyser Basin, 2019 August 27
H.Koenig
Porkchop Geyser, Norris Geyser Basin, 1986-1990
Paul Strasser
Constant and Whirligig Geysers, Norris Geyser Basin, 2022 July 12
H.Koenig

West Thumb Geyser Basin

Lone Pine Geyser, West Thumb Geyser Basin, 1998
H.Koenig
Lakeshore Geyser, West Thumb Geyser Basin, 2021 May 31
H.Koenig

Heart Lake Geyser Basin

Glade Geyser, Heart Lake Geyser Basin, 1997
H.Koenig
Heart Lake Geyser Basin, 2015
H.Koenig

Shoshone Geyser Basin

Mud Volcano

Mud Volcano, 2020.
H.Koenig

Iceland

- Hveravellir
  - Tour of Hveravellir, 2023 September 06
    H.Koenig
  - Gjósandi Geyser, Hveravellir, 2023 September 06-07
    H.Koenig
  - Hveravellir, Geothermal Nature Pool, 2023 September 07
    H.Koenig
  - Hveravellir, H-204 features, 2023 September 06-07
    H.Koenig
  - Rauðihver, Hveravellir, 2023 September 06-07
    H.Koenig
- Haukadalur
  - Haukadalur, 2023 September 05
    H.Koenig
  - Álfaauga, Haukadalur, 2023 September
    H.Koenig
  - Strokkur, Haukadalur, Iceland (Pt.1)
    H.Koenig
  - Strokkur, Haukadalur, Iceland (Pt.2)
    H.Koenig
  - Strokkur, Haukadalur, Iceland (Pt.3)
    H.Koenig
  - Strokkur, Haukadalur (Pt.4), 2023 September 27
    H.Koenig
- Hveragerði
  - Gufudalur, Hveragerði, Iceland, 2023 September 25
    H.Koenig
  - Hveragerði Geyser, Hveragerði Thermal Park, 2023 September
    H.Koenig
  - Reykir, Hveragerði, Iceland
    H.Koenig
  - Litli Geyser, Gamli Laugin, Fluðir, Iceland, 2023 September 05 & 26
    H.Koenig
  - Hverarönd (Hverir), Iceland, 2023 September 16
    H.Koenig
  - Seltún, 2023 September 04
    H.Koenig
  - Hveradalir, Iceland, 2023 September 05
    H.Koenig
  - Deildartunguhver, Borgarförður, 2023 September 09
    H.Koenig
  - Gunnuhver, 2023 September 04
    H.Koenig
  - Ystihver, Reykjahverfi, 2023 September 17
    H.Koenig

New Zealand

- - Whakawerarewa
    - Kereru Geyser Activity for 2019 January 22.
      H.Koenig
    - Kereru Geyser Activity in 2023 March
      H.Koenig
    - Pohutu Geyser Eruptions, Whakarewarewa, Rotorua, 2019 January 22.
      H.Koenig
    - Pohutu Geyser Eruptions, Whakarewarewa, 2023 March
      H.Koenig
    - Mahanga Geyser, Whakarewarewa, 2023 March
      H.Koenig
    - Whakawerarewa Thermal Features, Te Puia, 2019 January 22.
      H.Koenig/Suzanne Strasser
    - Thermal Walk, Whakarewarewa Village, 2023 March 09
      H.Koenig
    - Whakarewarewa Rāhui, 2023 March 09
      H.Koenig
  - Orakeikorako
    - Cascade and Sapphire Geysers, Orakeikorako, 2019 January 25
      H.Koenig/Suzanne Strasser
    - Cascade and Sapphire Geysers, Orakeikorako, 2023 March 08
      H.Koenig
    - Orakeikorako New Feature, 2019 January 25
      H.Koenig/Suzanne Strasser
    - Wairiri Geyser/Manganese Pool, Orakeikorako, 2023 March 08
      H.Koenig
    - Artist's Palette, Orakeikorako, 2019 January 25
      H.Koenig/Suzanne Strasser
    - Artist's Palette, Orakeikorako, 2023 March 05
      H.Koenig
    - Orakeikorako Thermal Features, 2019 January 25
      H.Koenig
    - Bush Geyser, Orakeikorako, 2023 March 07
      H.Koenig
  - Te Kopia
    - Te Kopia Mudpots, 2019 January 25
      H.Koenig
    - Te Kopia, 2023 March 05
      H.Koenig
  - Waimangu
    - Rotomahana Geysers, 2019 January 24
      H.Koenig
    - Steaming Cliffs/Donne Cliffs features (including Pink Terrace/Otukapuarangi Geyser) at Rotomahana, 2023 March 07
      Suzanne Strasser
    - Waimangu Thermal Features, Part 1, 2019 January 24
      H.Koenig
    - Waimangu Thermal Features, Part 2, 2019 January 24
      H.Koenig
    - Waimangu Valley, 2023 March 07
      H.Koenig
  - Waiotapu
    - Waiotapu Geyser, 2019 January 23
      H.Koenig
    - Waiotapu Thermal Features, Part 1, 2019 January 23
      H.Koenig
    - Waiotapu Thermal Features, Part 2, 2019 January 23
      H.Koenig
    - Waiotapu Mud Pots, 2019 January 23
      H.Koenig
    - Waiotapu Mud Pots, 2023 March 04
      H.Koenig
    - Lady Knox "Geyser", 2019 January 23
      H.Koenig
    - Champaign Pool, 2023 March 05
      H.Koenig
  - Tokaanu
    - Taumatapuhipuhi Geyser, Tokaanu, 2019 January 27
      H.Koenig
    - Taumatapuhipuhi Geyser, Tokaanu, 2023 March 04
      H.Koenig
    - Hoani, Tokaanu, 2023 March 04
      H.Koenig
    - Tokaanu Thermal Reserve, 2023 March 04
      H.Koenig
    - Puanga & Mangaroa St. Features, Tokaanu, 2023 March 04
      H.Koenig
  - Tikiteri/Hells Gate
    - Tikiteri/Hells Gate (Upper Loop), 2023 March 11
      H.Koenig
    - Tikiteri/Hells Gate (Lower Loop), 2023 March 11
      H.Koenig
  - Rotorua
    - Kuirau Park, Rotorua, 2023 March 10
      H.Koenig
    - Rotorua Lakeshore and Government Gardens, 2023 March 12
      H.Koenig
    - Whakarewarewa Forest Mudpot, Rotorua, 2023 March 12
      H.Koenig
  - Te Manaroa, Waikite, 2023 March 05
    H.Koenig

Other Thermal Areas

- Steamboat Springs, Nevada
  - Steamboat Springs, Nev., Natural Geyser Activity, 1984
    Paul Strasser
  - Steamboat Springs, April 2021
    H.Koenig
- Long Valley, California
  - Long Valley, Calif. 1985
    Paul Strasser
  - Long Valley & Casa Diablo, April 2021
    H.Koenig
- Mickey Hot Springs, Oregon
  - Mickey Hot Springs, April 2021
    H.Koenig
- Soda Springs, Idaho
  - Soda Springs "Geyser", April 2021
    H.Koenig
- Green River, Utah
  - Champaign "Geyser", Green River, Utah, 2020 October 16
    H.Koenig
  - Crystal "Geyser", Green River, Utah, 2020 October 16
    H.Koenig

Giant Hot Periods

- Giant Hot Period on 1988 Aug 29
  Paul Strasser
- Giant Hot Periods on 1988 Sep 02
  Paul Strasser
- Giant Hot Period on 1988 Sep 04
  Paul Strasser
- Giant Hot Period on 1994 Oct 09 (morning)
  Paul Strasser
- Giant Hot Period on 1997 Aug 17
  Paul Strasser
- Giant Hot Period on 1997 Aug 19
  Paul Strasser
- Giant Hot Period on 1997 Aug 20
  Paul Strasser
- Giant Hot Period on 1997 Aug 22 (morning)
  Paul Strasser
- Giant Hot Period on 1997 Aug 22 (afternoon)
  Paul Strasser
- Giant Hot Period on 1997 Aug 30
  Paul Strasser
- Giant Hot Period on 1998 Sep 06
  Paul Strasser
- Giant Hot Period on 1999 Aug 08
  Paul Strasser
- Giant Hot Period on 2000 Sep 30
  Paul Strasser
- Giant Hot Period on 2000 Oct 14
  Paul Strasser
- Giant Hot Period on 2001 Sep 02
  Paul Strasser
- Giant Hot Period on 2001 Sep 03
  Paul Strasser

Hawaii Volcanoes

- Halemaumau Crater Activity, Kilauea Volcano, 2022 March
  H.Koenig
- Mauna Kea Summit 2022 Dec 01
  H.Koenig
- Kilauea Volcano 2023 Dec 23-25
  H.Koenig

2011 (13)
2012 (21)
2013 (18)
2014 (30)
2018 (87)
2019 (116)
2020 (105)
2021 (134)
2022 (67)
2023 (111)
2024 (62)
2025 (71)
Activity Report (695)
Commentary (25)
GeyserLog iOS App (25)
Giant (7)
History and Background (20)
Iceland (36)
Kilauea (7)
Mauna Loa (2)
Misc. (17)
New Crater/Steamboat (18)
New Zealand (70)
Observations (15)
Photos and Images (24)
Site Info (11)
The Past (13)
Uncategorized (1)
Videos (268)
- Giant Hot Periods (17)
Western US (13)