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A Compilation of Sulfur Dioxide and Carbon Dioxide Emission-Rate Data from Mount St. Helens during 1980-88 USGS Open File Report 94-212
Entry ID: OFR_94-212

Abstract: Airborne monitoring of Mount St. Helens by the USGS began in May 1980 for
sulfur dioxide emissions and in July 1980 for carbon dioxide emissions. A
correlation spectrometer, or COSPEC, was used to measure sulfur dioxide in
Mount St. Helens' plume. The upward-looking COSPEC was mounted in a
fixed-wing aircraft and flown below and at right angles to the plume.
Typically, three to six ... View entire text

Purpose: Presentation of airborne measurements of volcano emissions during and
following the 1980 eruption of Mount St. Helens, Washington.
Geographic Coverage
Spatial coordinates   
  N: 46.0   S: 46.0   E: -122.0   W: -122.0

Data Set Citation
Dataset Originator/Creator: Kenneth A. McGee, Thomas J. Casadevall
Dataset Title: Compilation of SO2 and CO2 Emission-Rate Data from Mt. St. Helens during 1980-88
Dataset Release Date: 1994-01-01T00:00:00.000Z
Dataset Release Place: Reston, VA
Dataset Publisher: U.S. Geological Survey
Version: Not provided
Issue Identification: U.S. Geological Survey Open-File Report 94-212
Online Resource:
Temporal Coverage
Start Date: 1980-05-01
Stop Date: 1988-09-06
Aircraft Ancillary Description
Access Constraints none
Use Constraints none
Data Set Progress
Data Center
Open File Services Section, Publications Warehouse, Eastern Region, Publications, U.S. Geological Survey, U.S. Department of the Interior Supplemental Info
Data Center URL:

Data Center Personnel
Phone: 303-202-4200
Phone: 303-202-4210
Fax: 303-202-4188
Email: infoservices at
Contact Address:
USGS Information Services
Open-File Services Section
Box 25286
Federal Center
City: Denver
Province or State: CO
Postal Code: 80225-0286
Country: USA
Distribution Media: ONLINE
Distribution Size: 338.0 KB
Distribution Format: TEXT
Fees: none
Phone: (206) 696-7695
Email: kenmcgee at
Contact Address:
David A. Johnston Cascades Volcano Observatory
U.S. Geological Survey
5400 MacArthur Boulevard
City: Vancouver
Province or State: WA
Postal Code: 98661
Country: USA
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Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 1998-03-13
Last DIF Revision Date: 2018-07-02