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

Willapa Spits Domoic Acid Levels

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

2005
Sample Date Level (ppm)
5/06/05 25.0
5/12/05 19.0
5/23/05 29.0
6/22/05 10.0
6/28/05 15.0
7/09/05 10.0
7/18/05 9.0
7/25/05 5.0
8/01/05 3.0
8/08/05 7.0
8/17/05 5.0
2006
Sample Date Level (ppm)
  Spit 1 Spit 2 Spit 3 Fishery Sample
4/24/06 3.0 7.0 5.0
5/03/06 4.0 5.0 6.0
5/11/06 NTD 4.0 NTD
5/18/06 4.0
5/25/06 4.0
6/01/06 3.0
6/08/06 2.0
6/15/06 4.0
7/15/06 4.0
   
2007
Sample Date Level (ppm)
  Spit 1 Spit 2 Spit 3 Fishery Sample
4/23/07 4.0 5.0 4.0 Preseason
4/30/07 4.0 5.0 5.0 Preseason
5/07/07 - - - 4.0
5/14/07 - - - 4.0
5/23/07 - - - 5.0
5/31/07 - - - 5.0
6/06/07 - - - 5.0
6/14/07 - - - 3.0
2008
Sample Date Level (ppm)
  Spit 1 Spit 2 Spit 3 Fishery Sample
4/21/08 <1.0 NA NA Preseason
5/04/08 <1.0 NA NA Preseason
5/12/08 <1.0 FisherySample
5/19/08 <1.0 FisherySample
5/27/08 1 FisherySample
6/04/08 1 FisherySample
6/17/08 <1 FisherySample
   
2009
Collection
Date
Sample
Type
Domoic Result
(ppm)
4/23/2009 Pre-Season 2
4/30/2009 Pre-Season 1
5/11/2009 Fishery Sample 2
5/18/2009 Fishery Sample <1
5/26/2009 Fishery Sample 2
6/1/2009 Fishery Sample 2
6/8/2009 Fishery Sample 2
6/15/2009 Fishery Sample 1
2010
Collection
Date
Sample
Type
Domoic Result
(ppm)
4/14/2010 Pre-Season <1
4/27/2010 Pre-Season 1
5/4/2010 Fishery Sample 1
5/10/2010 Fishery Sample 1
5/18/2010 Fishery Sample 1
5/25/2010 Fishery Sample 2
6/1/2010 Fishery Sample 2
6/8/2010 Fishery Sample 1
6/14/2010 Fishery Sample 2
6/22/2010 Fishery Sample 1
6/30/2010 Fishery Sample 1
7/6/2010 Fishery Sample 1
7/12/2010 Fishery Sample 1
   
2011
Collection
Date
Sample
Type
Domoic Result
(ppm)
4/11/2011 Pre-Season <1
5/2/2011 Pre-Season <1
5/9/2011 Fishery Sample 1
5/16/2011 Fishery Sample <1
5/23/2011 Fishery Sample <1
5/31/2011 Fishery Sample NTD
6/7/2011 Fishery Sample NTD
6/14/2011 Fishery Sample <1
6/20/2011 Fishery Sample <1
6/28/2011 Fishery Sample <1
7/5/2011 Fishery Sample <1
7/12/2011 Fishery Sample <1
2012
Collection
Date
Sample
Type
Domoic Result
(ppm)
4/13/2012 Pre-Season <1
4/24/2012 Pre-Season NTD
5/1/2012 Fishery Sample NTD
5/7/2012 Fishery Sample <1
5/14/2012 Fishery Sample <1
5/22/2012 Fishery Sample <1
5/28/2012 Fishery Sample <1
6/4/2012 Fishery Sample NTD
6/11/2012 Fishery Sample <1
6/18/2012 Fishery Sample NTD
6/25/2012 Fishery Sample <1
7/2/2012 Fishery Sample <1
   
2013
Collection
Date
Sample
Type
Domoic Result
(ppm)
4/15/2013 Pre-Season 1
4/24/2013 Pre-Season <1
5/1/2013 Fishery Sample <1
5/8/2013 Fishery Sample <1
5/15/2013 Fishery Sample 1
5/22/2013 Fishery Sample <1
5/29/2013 Fishery Sample <1
6/5/2013 Fishery Sample <1
6/12/2013 Fishery Sample <1
6/20/2013 Fishery Sample <1
6/27/2013 Fishery Sample 1
7/7/2013 Fishery Sample 1
2014
Collection
Date
Sample Type Domoic Result
(ppm)
04/14/14 Pre-Season NTD
04/22/14 Pre-Season NTD
05/01/14 Fishery Sample 1
05/08/14 Fishery Sample 2
05/14/14 Fishery Sample 3
05/21/14 Fishery Sample 3
05/29/14 Fishery Sample 4
06/04/14 Fishery Sample 3
06/11/14 Fishery Sample 3
06/17/14 Fishery Sample 2
06/25/14 Fishery Sample 3

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