Sierra Point, 1.2 nmi. east of (PCT0476) Depth: 18 feet
LAT/LON: 37.6780° N 122.3175° W
Note:
Depth is measured below chart datum.
Subordinate station: only max/slack predictions available.
Reference station:San Mateo Bridge (SFB1305).
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.