The average seasonal cycle of mean sea level. The values are in meters. Column values are the Month, Relative Sea Level, Upper 95% Confidence Interval, and Lower 95% Confidence Interval. Product of NOAA’s National Ocean Service / Center for Operational Oceanographic Products and Services (CO-OPS) Month Water Level Upper95% Lower95% 1 0.014 0.034 -0.005 2 -0.045 -0.025 -0.065 3 -0.074 -0.054 -0.094 4 -0.082 -0.062 -0.102 5 -0.087 -0.067 -0.106 6 -0.025 -0.005 -0.045 7 0.013 0.033 -0.006 8 0.032 0.052 0.013 9 0.048 0.068 0.029 10 0.061 0.081 0.041 11 0.077 0.097 0.057 12 0.065 0.085 0.046