Red Rock, 0.60 nmi. NNE of (PCT0676) Depth: 38 feet
LAT/LON: 37.9400° N 122.4267° W
Note:
Depth is measured below chart datum.
Subordinate station: only max/slack predictions available.
Reference station:Richmond (PCT0666).
For predictions of Subordinate stations,
the solid red line depicts a curve fit between the flood, ebb and
slack values and approximates the segments between.