Sea Level Variations of the United States 1854-1999 (PDF) 1.1 meg.
- Appendix I - National Water Level Observation Network Stations (110k)
- Appendix II - Time series of monthly mean seal level after removal of seasonal cycle showing the derived linear trend (11.7 meg.)
- Appendix III - Average seasonal cycle of monthly mean sea level(3.6 meg.)
- Appendix IV - Time series of monthly mean seal level after removal of seasonal cycle and linear trend (12.5 meg.)
- Appendix V - Linear trends for 50-year periods of mean sea level data (106k)
Specifications and Deliverables for Installation,Operation, and Removal of Water Level Stations (PDF) 710k. - New Dec. 2003
Tidal Current Analysis Procedures and Associated Computer Programs (PDF) 750k.
Tide Datums and Their Applications (PDF) 2.3 meg. -UPDATED 10/29/02 for corrections to errors in the equations for MLLW and
MHHW for the Modified Range-Ratio Method (page 41).
Tide and Current Glossary (PDF) 600k - UPDATED
User's Guide for Electronic Levels (PDF) 3.3 meg. - Updated Jan. 2003
User's Guide for GPS Observations (PDF) 623k - New Feb. 2003
User's Guide for Writing Bench Mark Descriptions (PDF) 115k - Updated Jan. 2003
Water Level Observation Network for Central America (PDF) 775k
Year 2000 Compliancy for CO-OPS Products
- CO-OPS Web Site Overview
- Tidal Datums and Their Applications
 

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