PDF of the full FY 2004 Report, “Report#1: The Argus Beach Monitoring Station at the Mouth of the Columbia River - North Head, WA (Feb 2004 - Sept 2004)” Warning: This pdf is 2.2 Mbytes. Downloading the excerpt (below) may be preferrable if you are on a slow connection.

The table of contents for this report is shown below:

1. Introduction 1
1.1 Overview 1

2. ABMS Design and Installation: 14-16 January 2004 2
2.1 ABMS Design 2
2.1.1 Camera Layout and Resolution 3
2.2 ABMS Hardware Installation 5
2.2.1 Camera Mounting 5
2.2.2 Cabling 6
2.2.3 Equipment Cabinet and Communications 6
2.3 Ground Control Point (GCP) and Camera Surveying – 16 Jan 04 8

3. Data Collection 11
3.1 Hour Image Collection 11
3.1.1 Timex Images 11
3.1.2 Variance Images 12
3.2 Web-Accessible Images 12
3.3 Pixel Data Collection 17
3.3.1 Alpha Pixel Arrays 22
3.3.2 Vbar Pixel Arrays 22
3.3.3 Bathy Pixel Arrays 23
3.3.4 Runup Pixel Arrays 23
3.4 Archival Storage of Argus Images and Pixel Collection 23

4. System Maintenance and Improvements 24
4.1 Camera Maintenance 24
4.2 Power Brown and Black Out Maintenance 24
4.2.1 Replacement of Damaged Switcher and Installation of Power Conditioners and a Remote Power Reset System 24
4.3 Data Transfer Communication Maintenance 26
4.4 Additional GCPs Over Open water - Jet Ski Surveying 26

5. Analysis 27
5.1 System Metadata 27
5.1.1 Cameras and Lenses 27
5.1.2 Survey and Coordinate Information 28
5.1.2.1 Coordinate and Tidal References 28
5.1.2.2 Ground Control Points (GCP) and Camera Location Survey 29
5.1.2.3 GCP Base-Geometry Images 33
5.1.3 Geometry Solutions 33
5.2 Field Data 36
5.2.1 Tide and Barometric Pressure Data 36
5.2.2 Ocean Wave Data 38
5.2.3 Bathymetric Survey Data 39
5.3 Analysis Products 40
5.3.1 Overview 40
5.3.2 Product List, Descriptions, Examples, and Availability 44

Appendix A. The Argus Beach Monitoring Station (ABMS) 51
Appendix B. Remote Reboot Procedure for North Head Argus Station 55
Appendix C. References 57