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 PSP Result (µg/100g) Domoic Result (ppm)
04/23/09 Pre-Season <38 2
04/30/09 Pre-Season <38 1
05/11/09 Fishery Sample <38 2
05/18/09 Fishery Sample 46 <1
05/26/09 Fishery Sample <38 2
06/01/09 Fishery Sample 44 2
06/08/09 Fishery Sample 46 2
06/15/09 Fishery Sample <38 1
2010
Collection Date Sample Type PSP Result (µg/100g) Domoic Result (ppm)
04/14/10 Pre-Season 43 <1
04/27/10 Pre-Season 38 1
05/04/10 Fishery Sample 74 1
05/10/10 Fishery Sample 57 1
05/18/10 Fishery Sample <38 1
05/25/10 Fishery Sample 65 2
06/01/10 Fishery Sample 41 2
06/08/10 Fishery Sample 50 1
06/14/10 Fishery Sample 55 2
06/22/10 Fishery Sample 68 1
06/30/10 Fishery Sample 60 1
07/06/10 Fishery Sample 57 1
07/12/10 Fishery Sample 78 1
   
2011
Collection Date Sample Type PSP Result (µg/100g) Domoic Result (ppm)
04/11/11 Pre-Season 39 <1
05/02/11 Pre-Season <38 <1
05/09/11 Fishery Sample 39 1
05/16/11 Fishery Sample 38 <1
05/23/11 Fishery Sample 43 <1
05/31/11 Fishery Sample NTD NTD
06/07/11 Fishery Sample NTD NTD
06/14/11 Fishery Sample 50 <1
06/20/11 Fishery Sample 48 <1
06/28/11 Fishery Sample 49 <1
07/05/11 Fishery Sample 55 <1
07/12/11 Fishery Sample 50 <1
2012
Collection Date Sample Type PSP Result (µg/100g) Domoic Result (ppm)
4/13/2012 Pre-Season <38 <1
4/24/2012 Pre-Season NTD NTD
5/1/2012 Fishery Sample 44 NTD
5/7/2012 Fishery Sample NTD <1
5/14/2012 Fishery Sample NTD <1
5/22/2012 Fishery Sample NTD <1
5/28/2012 Fishery Sample <38 <1
6/4/2012 Fishery Sample NTD NTD
6/11/2012 Fishery Sample <38 <1
6/18/2012 Fishery Sample <38 NTD
6/25/2012 Fishery Sample <38 <1
7/2/2012 Fishery Sample <38 <1
   
2013
Collection Date Sample Type PSP Result (µg/100g) Domoic Result (ppm) DSP Result (µg/100g)
4/15/2013 Pre-Season NTD 1 -
4/24/2013 Pre-Season NTD <1 -
5/1/2013 Fishery Sample <38 <1 -
5/8/2013 Fishery Sample NTD <1 -
5/15/2013 Fishery Sample NTD 1 -
5/22/2013 Fishery Sample NTD <1 -
5/29/2013 Fishery Sample NTD <1 <1
6/5/2013 Fishery Sample NTD <1 <1
6/12/2013 Fishery Sample NTD <1 <1
6/20/2013 Fishery Sample NTD <1 NTD
6/27/2013 Fishery Sample NTD 1 NTD
7/7/2013 Fishery Sample NTD 1 NTD
2014
Collection Date Sample Type PSP Result (µg/100g) Domoic Result (ppm) DSP Result (µg/100g)
4/14/2014 Pre-Season 4 NTD <1
4/22/2014 Pre-Season 4 NTD 5
5/1/2014 Fishery Sample NTD 1 1
5/8/2014 Fishery Sample NTD 2 -
5/14/2014 Fishery Sample NTD 3 -
5/21/2014 Fishery Sample NTD 3 -
5/29/2014 Fishery Sample NTD 4 NTD
6/4/2014 Fishery Sample NTD 3 1
6/11/2014 Fishery Sample NTD 3 1
6/17/2014 Fishery Sample NTD 2 1
6/25/2014 Fishery Sample <38 3 1
   

 

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