DOH Marine Biotoxin Bulletin
Beach closure listing due to red tide and other marine toxins
WDFW Olympic Region Harmful Algal Bloom (ORHAB) project
 

Latest Domoic Acid Levels

Long Beach | Twin Harbors | Copalis | Mocrocks | Kalaloch | Willapa Spits

Latest Domoic Acid Levels Updated:
May 20, 2015

NOTE: As of 9/29/00 new WDOH action level is 20ppm

Razor Clam Management Beaches

 

Click charts to enlarge
Long Beach
 Long Beach Domoic Acid Levels
2015
Sample Date Level (ppm)
01/21/15 1.0
02/04/15 1.0
02/22/15 1.0
03/09/15 <1.0
03/25/15 <1.0
04/21/15 1.0
04/30/15 1.0
05/05/15 12.0
05/07/15 20.0
05/11/15 57.0
05/18/15 79.0

Long Beach Domoic Acid Level: 1996 - Current

 
Twin Harbors
 Twin Harbors Domoic Acid Levels<empty>
2015
Sample Date Level (ppm)
01/07/15 1.0
01/21/15 1.0
02/04/15 1.0
02/22/15 1.0
03/09/15 <1.0
03/25/15 <1.0
04/22/15 1.0
04/30/15 2.0
05/05/15 15.0
05/07/15 27.0
05/11/15 39.0
05/18/15 42.0
Twin Harbors Domoic Acid Levels: 1996 - Current
 
Copalis
 Copalis-Domoic Acid Levels
2015
Sample Date Level (ppm)
01/07/15 1.0
01/21/15 1.0
02/04/15 1.0
02/18/15 <1.0
02/22/15 1.0
03/09/15 1.0
03/25/15 <1.0
04/22/15 1.0
04/30/15 3.0
05/04/15 5.0
05/07/15 11.0
05/11/15 41.0
05/18/15 74.0
Copalis Domoic Acid Levels: 1996 - Current
 
Mocrocks
Mocrocks-Domoic Acid Levels
2015
Sample Date Level (ppm)
01/07/15 1.0
01/20/15 1.0
02/04/15 1.0
02/18/15 1.0
02/22/15 <1.0
03/09/15 <1.0
03/25/15 <1.0
04/22/15 <1.0
04/30/15 2.0
05/04/15 5.0
05/07/15 10.0
05/11/15 34.0
05/18/15 58.0

Mocrocks Domoic Acid Levels: 1996 - Current

 
Kalaloch
Kalaloch-Domoic Acid Levels
2015
Sample Date Level (ppm)
05/06/15
34.0
05/18/15
126.0

Kalaloch Domoic Acid Levels: 1996 - Current

 
Willapa Spits
chart
2015
Collection
Date
Sample Type Domoic Result
(ppm)
3/16/2015   1.0
4/4/2015   NTD
4/14/2015   <1.0
4/22/2015   1.0
5/03/2015   8.0
5/07/2015   26.0
5/11/2015   41.0
5/18/2015   69.0

Willapa Spits Domoic Acid Levels: 2005-Current

For additional information:
WDFW Region 6 Office
(360) 249-4628
(ask for the razor clam management staff)