USGS/Cascades Volcano Observatory, Vancouver, Washington
Mount St. Helens, Washington
Hydrology and Hydrologic Processes
- Background and Information
- Hydrologic Hazards and Features - Menus
- Monitoring/Collection Sites
- Maps, Graphics, and Images
- Publications and Reports
- Items of Interest
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Bedload Samplers in High-Energy Flow - CVO Project Menu
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Castle Lake Wells - CVO Project Menu
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Changes in Channel Geomorphology of Six Eruption-Affected Tributaries of the
Lewis River, 1980-82, Mount St. Helens, Washington
-- Martinson, Finneran, and Topinka, 1984,
USGS Open-File Report 84-614
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Changes in the organic material in lakes in the blast zone of Mount St. Helens, Washington
-- McKnight, et.al., 1984, USGS Circular 850-L
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Channel Geometry and Hydrologic Data for Six Eruption-Affected
Tributaries of the Lewis River, Mount St. Helens, Washington,
Water Years 1983-84
-- Martinson, Hammond, Mast, and Mango, 1986,
USGS Open-File Report 85-631
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Channel conditions in the lower Toutle and Cowlitz Rivers resulting from the mudflows of May 18, 1980
-- Lombard, et.al., 1981, USGS Circular 850-C
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Characteristics of Columbia River sediment following the eruption of Mount St. Helens on May 18, 1980
-- Hubbell, et.al., 1983, USGS Circular 850-J
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Cross-Section Network in the Lewis River Basin, 1980-1984
-- Modified from: Martinson, et.al., 1984,
USGS Open-File Report 84-614, and Martinson, et.al.,
1986, USGS Open-File Report 85-631
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Cross-Section Network in the Toutle River Basin, 1980-1985
-- Modified from:
Meyer, Nolan, and Dodge, 1986, USGS Open-File Report 85-412, and
Meyer and Dodge, 1988, USGS Open-File Report 87-549
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Debris Avalanche - Mount St. Helens - Menu
-- 1980
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Debris Flows, Mudflows, and Lahars at Mount St. Helens - Menu
-- 1980, 1982, 1997
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Effects of the 1980 eruption of Mount St. Helens on the limnological
characteristics of selected lakes in western Washington
-- Embrey and Dion, 1988, USGS Water-Resources Investigations Report
87-4263
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Effects of Mount St. Helens Eruption on Selected Lakes in Washington
-- Dion and Embrey, 1981, USGS Circular 850-G
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Effects of the Mount St. Helens Eruption on the Benthic Fauna of the Toutle River, Muddy River, and Pine Creek Drainage Basins, Washington
-- Fuste, 1981, USGS Circular 850-H
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Emergency assessment of Mount St. Helens post-eruption flood hazards, Toutle and Cowlitz rivers, Washington
-- Jennings, et.al., 1981, USGS Circular 850-I
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Flood - February 8, 1996 Flood - Summary
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Flood - November-December 1995 Flood - Summary
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Floods and High Water - Mount St. Helens - Menu
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Glaciers and Glaciations - Mount St. Helens - Menu
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Groundwater Interactions with Volcanoes - CVO Project Menu
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Hydraulic Modeling for Lahar Hazards at Cascades Volcanoes - CVO Project Menu
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Hydrologic Consequences of Hot-Rock/Snowpack Interactions at Mount St. Helens
Volcano, Washington - CVO Project Menu
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Hydrologic Data Collection Sites surrounding Mount St. Helens
-- current and historical
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Hydrologic Hazards - Mount St. Helens - Description
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Hydrologic Hazards Monitoring at Mount St. Helens - Description
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Hydrologic Monitoring Techniques - Menu
-- general hydrologic monitoring techniques
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Hydrology and Hydrologic Processes - Menu
-- general information about Hydrology and Hydrologic Processes
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Lakes and Reservoirs - Mount St. Helens - Description
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Lakes and Reservoirs - Mount St. Helens - Menu
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List of Historical and Current
Hydrologic Data Collection Sites surrounding Mount St. Helens
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Major Data Collection Sites Surrounding Mount St. Helens - Map
-- current and historical
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Major Hydrologic Features in the Mount St. Helens Region - Map
-- [Map,18K,InlineGIF]
-- Modified from: Crandell and Mullineaux, 1978, USGS Bulletin
1383-C
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March 1982 Lahar - Menu
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May 1980 Lahar - Menu
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May 18, 1980 - Mudflows and Floods
-- Excerpt from: Tilling, et.al., 1990
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Measuring Flood Discharge using Ground-Penetrating Radar - CVO Project Menu
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Monitoring Mount St. Helens Debris-Dam Lakes - Description
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Mount St. Helens volcanic-ash fall in the Bull Run watershed, Oregon, March-June 1980
-- Shulters and Clifton, 1981, USGS Circular 850-A
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CVO Photo Archives - Hydrologic Images
-- includes Mount St. Helens
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CVO Photo Archives - Mount St. Helens Images
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Post-Eruption Changes in Channel Geometry of Streams in the Toutle River
Drainage Basin, 1980-82, Mount St. Helens, Washington
-- Meyer, Nolan, and Dodge, 1986, USGS Open-File Report 85-412
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Post-Eruption Changes in Channel Geometry of Streams in the Toutle River
Drainage Basin, 1983-85, Mount St. Helens, Washington
-- Meyer and Dodge, 1988, USGS Open-File Report 87-549
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Post-eruption hydrology and sediment transport in volcanic river systems
-- Major, J.J., 2003, IN: Water Resources IMPACT, v. 5, no. 3, p. 10-15.
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Projects and Research - Menu
-- includes Mount St. Helens Hydrology and Hydrologic Processes
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Publications and Reports - Hydrology
-- includes Mount St. Helens
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"Real-Time" Hydrologic Conditions
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River Channel Surveys - Cross Section Networks - Surveying Methods - Description
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River Drainages - Mount St. Helens - Menu
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Sediment deposition in the Columbia and lower Cowlitz rivers, Washington-Oregon, caused by the May 18, 1980 eruption of Mount St. Helens
-- Haeni, 1983, USGS Circular 850-K
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Sediment Sampling - Description
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Sediment Transport in Volcanic Regions - CVO Project Menu
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CVO SedLab - Menu
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Select Lakes and Reservoirs in the Mount St. Helens Vicinity
-- and how affected on May 18, 1980
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September 1997 Debris Avalanche/Debris Flow - Menu
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Snow and Ice Accumulation - Mount St. Helens - Menu
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Some chemical effects of the Mount St. Helens eruption on selected streams in the State of Washington
-- Klein, 1984, USGS Circular 850-E
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Summary of Drainage Basin and Channel Characteristics for the Lewis
River Tributaries affected by Mount St. Helens
-- Modified from: Martinson, et.al., 1984,
USGS Open-File Report 84-614, and Martinson, et.al.,
1986, USGS Open-File Report 85-631
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Summary of Drainage Basin and Channel Characteristics for the Toutle
River System
-- Modified from:
Meyer, Nolan, and Dodge, 1986, USGS Open-File Report 85-412, and
Meyer and Dodge, 1988, USGS Open-File Report 87-549
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Toxicity of Mount St. Helens ash leachate to a blue-green alga
-- McKnight, et.al., 1981, USGS Circular 850-F
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Volcaniclastic sedimentation in the Lewis River Valley, Mount St. Helens, Washington; processes, extent, and hazards
-- Major and Scott, 1988, USGS Bulletin 1383-D
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Washington State Hydrology - Menu
- Useful Links
- Other Menus of Interest
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03/09/07, Lyn Topinka