Mile 340

South Jetty Columbia River, Fort Stevens SP
Clatsop County

Latitude: 46.230060056899
Longitude: -124.028495152630
  • Motor vehicle travel is prohibited on the ocean shore between the hours of 12:01 p.m. and 12:00 midnight, from May 1 through September 15, from the south jetty of the Columbia River (46° 13.5216', Mile 340), southerly to the Peter Iredale Road (46° 10.6950', Mile 336).
Tides: NOAA Tide Predictions. Click on the station nearest to your location to see predicted tides in graphical and tabular formats.
South Jetty Columbia River, Fort Stevens SP
Mile 340 Reports (18)


October 26, 2022 - edjoyce

Have not done this walk in a long time due to work being done on south jetty.  Looks the more

  • Looking toward So. Columbia River Jetty.
  • Looking away from So. Columbia River Jetty.
  • Looking into Columbia River away from the So. Columbia River Jetty.
September 16, 2022 - edjoyce

There's a tree stump that is gradually being progressively exposed (see photo).  I marked this with red paint.  This should be an excellent opportunity to measure the rate of dune retreat.  Wish I had thought about this a year or so ago when I first saw it.  I've been more

  • Looking north toward So. Columbia River Jetty - note summer dune profile.
  • Note red marker on log showing dune migration over last few months.


January 18, 2020 - edjoyce

Nothing more

  • Looking east from the So. Columbia River Jetty.
  • Looking west toward So. Columbia River Jetty.


October 18, 2019 - edjoyce

All looked the more

  • Taken from near So. Columbia River Jetty looking northeast.
  • Looking NE from approx. 1/2 mile from So. Columbia River Jetty.
  • Looking west.  Photo taken from 1 mile from So. Columbia River Jetty.
July 1, 2019 - Merce and Michael

Lots of Grey Whales spouting, as seen from the tower at Parking Lot C. Apparently some were there the night before, more

May 15, 2019 - edjoyce

All looks about the same.  Much marine debris including plastic bottles, shoes, large hunks of mfg. wood, shell casings and much more

  • Looking NE from inside the Columbia River South Jetty.
  • Looking west toward Columbia River South Jetty
March 12, 2019 - edjoyce

Not much going on.  No new apparently erosional issues.  Except for some tire tracks little evidence of human activity.  As always, I cleaned the beach as I more

  • Photo taken from So. Jetty looking NE
  • Photo taken from about 100 yards from So. Jetty looking NE
  • Photo taken from about 100 yards from So. Jetty looking NE
  • Photo taken from about 200 yards from So. Jetty looking NE
  • Photo taken approx. 1 mile from So. Jetty looking east.
  • Photo looking west taken approx 100 yds. from So. Jetty
January 19, 2019 - Merce and Michael

King tide photos taken at a few locations (note photo captions).read more


December 22, 2018 - Merce and Michael

King Tide Photos, December 2018read more

September 3, 2018 - edjoyce
  • Looking west toward So. Jetty
  • Looking toward Washington across river.
June 22, 2018 - edjoyce

Vehicles have obviously been entering an area closed for nesting birds that extends from the So. Jetty for approx. 1 miles.  I left a message for the ranger alerting him of the more

  • Illegal entry
  • Looking toward estuary.
April 7, 2018 - edjoyce

Nothing unusualread more

  • No changes
February 28, 2018 - edjoyce

Dead harbor seal (see photo)read more

  • Dead harbor seal.
January 27, 2018 - edjoyce

Nothing more


December 26, 2017 - edjoyce

Significant eroision of dunes --  See more

  • Pyrosomes
  • Dune erosion
  • Dune Erosion
October 5, 2017 - edjoyce

No pictures of dead crabs at more

June 20, 2017 - edjoyce
  • South jetty looking west.
  • Eagle with So. Jetty.


February 28, 2015 - daveincamas

This was actually taken up the Columbia at the Julia Butler Hansen NWR but I thought it would be of interest to folks here.There were hundreds of sea lions in the river. I believe they were following the smelt run: But the coolest thing was a group more

  • Go to and watch the videos in order (1, 2, 3) to watch them swim up the river.