Island County

Coupeville, WA

Bluff Report

User Submitted Data

Bluff Overview

a large rock cliff (MyCoast AI)

Bluff height: 30-40'

Bluff sediment type/geology:

  • Mixed

Bluff vegetation:

  • Grasses
  • Shrubs
  • Trees

Groundwater seeps?: Yes

Profile shape: Convex

Profile

a beach with a large rock (MyCoast AI)

Bluff undercut?: Yes

Undercut

a hole in the ground with a hole in it (MyCoast AI)
a close-up of a pipe (MyCoast AI)
a rocky beach with a large rock wall and a large tree (MyCoast AI)

Undercut location: Base

Undercut depth: >10'

Undercut length: 20-30'

Undercut height: 1-5'

Bluff slide deposits?: No

Does the slide deposit material match material observed in the bluff above?: Yes

Does the deposit size or scarp appear to be changing?: Yes

What sediment sizes are present at the beach?:

  • Sand
  • Cobbles
  • Rock

Tidal Overview

5 hours 28 minutes after high tide

Data from Admiralty Head (3.1 miles away)

High Tide (Predicted): 4:12 am, 8.7' MLLW

Loading NOAA Tide Data…

Observed Predicted water level Report time
Weather Overview

Wind Speed: 9.2 MPH

Wind Direction: NW (310°)

Temperature: 54℉

Rainfall (Calendar Day): 0"

Rainfall (Past 24 Hours): 0"

Click here for full weather details



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