Coupeville, WA

Island County

Bluff Report
by

10/15/2021 | 9:42 am




Bluff Overview

Bluff height: >80'

Bluff sediment type/geology:

  • Mud
  • Sand
  • Mixed

Bluff vegetation:

  • Grasses
  • Shrubs
  • Trees

Groundwater seeps?: No

Profile shape: Concave

Profile

Bluff undercut?: No

Bluff slide deposits?: Yes

Slide Deposits

Slide deposit height: 30-40'ft

Slide deposit width: >80'ft

Slide deposit depth: 50-60'ft

Slide deposit composition:

  • Sand

Upper beach composition:

  • Sand
  • Gravels
  • Cobbles
  • Rock

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
  • Gravels
  • Cobbles
  • Rock

10/15/2021 | 9:42 am

Tidal Overview

4 hours 43 minutes before high tide

Data from PORT TOWNSEND (5.7 miles away)

Water Level (at time of report): 9:42 am, 2.8'

High Tide (Predicted): 2:36 pm, 8.7'

High Tide (Observed): 2:42 pm, 8.6'

■ Observed ■ Predicted water level ⬤ Report time

Weather Overview

Wind Speed: 21.3 MPH

Wind Direction: SE (142°)

Temperature: 54℉

Rainfall (Calendar Day): 0.012"

Rainfall (Past 24 Hours): 0.06"

(Click here for full weather details)





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