DACF Home → Bureaus & Programs → Maine Geological Survey → Geologic Hazards → Erosion → Frequently Asked Questions → Sea-level Rise
Sea level variation through time at Portland, Maine (NOAA tide station No. 841850) showing the long-term trend in a linear regression. Slope - 1.87 mm/yr or 0.61 ft/century, r2=0.46. Source: S. M. Dickson, Maine Geological Survey, August 12, 2002.
Last updated on October 6, 2005