Copalis Domoic Acid Levels | Washington Department of Fish & Wildlife

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Razor Clams

Copalis Domoic Acid Levels

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

1997-1999
Sample Date	Level (ppm)
7/27/97	0.1
12/30/97	0.0
4/13/98	0.0
5/04/98	0.0
6/15/98	0.0
8/05/98	3.0
8/27/98	14.0
8/31/98	8.0
9/08/98	13.0
9/11/98	23.0
9/26/98	52.0
10/08/98	61.0
10/19/98	58.0
11/02/98	51.0
11/18/98	78.0
12/03/98	51.0
12/17/98	50.0
1/04/99	42.0
1/18/99	28.0
2/01/99	29.0
2/18/99	21.0
3/01/99	45.0
3/15/99	42.0
4/02/99	31.0
5/17/99	7.0
5/26/99	34.0
6/14/99	15.0
7/19/99	11.0
8/11/99	8.0
9/22/99	11.0
10/10/99	8.0
10/14/99	6.0
10/24/99	12.0
10/31/99	6.0
11/07/99	9.0
11/13/99	10.0
11/21/99	6.0
12/12/99	2.0

2000-2001
Sample Date	Level (ppm)
1/07/2000	12.0
1/17/2000	5.0
3/18/2000	2.0
4/11/2000	3.0
8/16/2000	2.0
9/13/2000	1.0
9/25/2000	6.0
10/11/2000	5.0
10/14/2000	5.0
10/20/2000	3.0
11/01/2000	2.0
11/16/2000	4.0
12/11/2000	5.0
1/08/2001	6.0
2/06/2001	2.0
3/04/2001	12.0
4/12/2001	10.0
4/22/2001	9.0
4/29/2001	9.0
5/07/2001	8.0
5/12/2001	8.0
5/20/2001	5.0
6/05/2001	7.0
7/27/2001	4.0
8/23/2001	4.0
9/05/2001	44.0
9/12/2001	5.0
9/18/2001	5.0
10/01/2001	4.0
10/10/2001	3.0
10/30/2001	2.0
11/07/2001	2.0
12/06/2001	2.0
12/17/2001	1.0
12/26/2001	1.0

2002-2003
Sample Date	Level (ppm)
1/14/02	2.0
1/24/02	2.0
2/21/02	1.0
3/24/02	1.0
4/20/02	1.0
5/06/02	1.0
8/27/02	1.0
9/30/02	27.0
10/06/02	53.0
10/20/02	185.0
11/04/02	61.0
11/17/02	72.0
12/02/02	78.0
12/18/02	107.0
12/29/02	102.0
1/16/03	87.0
1/28/03	99.0
2/13/03	78.0
3/11/03	44.0
3/24/03	87.0
4/07/03	81.0
4/20/03	66.0
5/05/03	54.0
5/18/03	51.0
6/01/03	39.0
6/15/03	34.0
7/01/03	26.0
7/15/03	36.0
8/11/03	17.0
8/25/03	15.0
9/01/03	32.0
9/08/03	17.0
9/15/03	13.0
9/22/03	18.0
9/29/03	16.0
10/07/03	12.0
11/11/03	11.0
11/30/03	4.0
12/08/03	9.0
12/08/03	9.0
12/13/03	4.0
12/22/03	8.0
12/27/03	10.0

2004
Sample Date	Level (ppm)
1/11/04	7.0
1/21/04	6.0
2/03/04	6.0
2/15/04	6.0
3/08/04	17.0
3/10/04	15.0
3/23/04	7.0
4/01/04	7.0
4/06/04	5.0
4/14/04	3.0
4/25/04	9.0
5/06/04	6.0
5/12/04	10.0
5/26/04	4.0
6/21/04	3.0
7/19/04	1.0
8/03/04	3.0
8/09/04	9.0
8/18/04	7.0
8/31/04	7.0
9/13/04	3.0
9/26/04	3.0
10/03/04	7.0
10/11/04	3.0
10/25/04	3.0
11/03/04	3.0
11/23/04	4.0
12/01/04	3.0
12/22/04	3.0
12/28/04	4.0

2005
Sample Date	Level (ppm)
1/13/05	3.0
1/26/05	2.0
2/12/05	2.0
2/24/05	1.0
3/09/05	2.0
3/21/05	1.0
3/31/05	1.0
4/14/05	2.0
4/19/05	3.0
4/24/05	4.0
5/01/05	8.0
5/08/05	6.0
5/15/05	5.0
5/23/05	6.0
5/30/05	4.0
6/22/05	3.0
6/27/05	2.0
7/20/05	2.0
8/16/05	5.0
8/23/05	2.0
8/29/05	1.0
9/07/05	1.0
9/29/05	4.0
10/02/05	5.0
10/09/05	7.0
10/30/05	4.0
11/06/05	5.0
12/12/05	4.0
12/19/05	3.0

2006
Sample Date	Level (ppm)
1/10/06	1.0
1/10/06	1.0
2/01/06	NTD
2/08/06	1.0
2/15/06	2.0
3/13/06	2.0
3/20/06	2.0
4/14/06	2.0
4/23/06	4.0
5/14/06	3.0
5/18/06	3.0
5/31/06	3.0
6/13/06	3.0
6/26/06	2.0
7/11/06	3.0
7/24/06	3.0
8/09/06	3.0
8/21/06	2.0
8/30/06	4.0
9/11/06	2.0
9/19/06	2.0
9/25/06	2.0
10/02/06	1.0
10/04/06	2.0
10/10/06	1.0
10/24/06	1.0
10/30/06	1.0
11/08/06	<1.0
11/27/06	1.0
12/05/06	1.0
12/19/06	1.0

2007
Sample Date	Level (ppm)
12/05/06	1.0
12/19/06	1.0
12/26/06	<1.0
2/05/07	3.0
2/13/07	4.0
2/27/07	4.0
3/07/07	3.0
3/13/07	4.0
4/04/07	3.0
4/11/07	3.0
4/24/07	3.0
5/02/07	3.0
5/09/07	4.0
6/05/07	3.0
6/19/07	3.0
7/11/07	<1.0
7/26/07	<1.0
8/14/07	NTD
8/27/07	<1.0
8/29/07	<1.0
9/05/07	NTD
10/08/07	<1.0
10/16/07	<1.0
10/24/07	<1.0
11/07/07	<1.0
11/14/07	<1.0

2008
Sample Date	Level (ppm)
1/11/08	<1.0
1/20/08	1.0
2/03/08	<1.0
3/04/08	<1.0
3/10/08	<1.0
4/01/08	<1.0
4/10/08	<1.0
4/27/08	<1.0
5/12/08	NTD
5/19/08	NTD
5/27/08	<1.0
6/02/08	<1.0
7/08/08	<1.0
8/04/08	<1.0
9/01/08	<1.0
9/09/08	NTD
10/15/08	NTD
10/19/08	NTD
10/29/08	<1.0
11/11/08	<1.0
11/23/08	<1.0
12/03/08	<1.0
12/08/08	<1.0
12/29/08	NTD

2009
Sample Date	Level (ppm)
1/21/09	<1.0
1/28/09	1.0
2/23/09	<1.0
3/09/09	<1.0
3/17/09	<1.0
3/22/09	<1.0
4/14/09	NTD
4/19/09	NTD
4/23/09	1.0
4/30/09	<1
5/12/09	1
5/27/09	1.0
6/04/09	<1.0
6/22/09	<1.0
7/08/09	1.0
7/21/09	<1.0
8/04/09	4.0
8/17/09	2.0
8/24/09	4.0
8/31/09	3.0
9/14/09	4.0
9/28/09	3.0
10/04/09	4.0
10/12/09	3.0

2010
Sample Date	Level (ppm)
1/12/10	1.0
1/29/10	3.0
2/04/10	2.0
2/09/10	3.0
2/16/10	2.0
3/09/10	1.0
3/18/10	1.0
4/11/10	1.0
5/02/10	1.0
5/10/10	1.0
5/24/10	1.0
5/24/10	1.0
5/31/10	1.0
5/31/10	1.0
6/13/10	1.0
6/24/10	1.0
7/11/10	1.0
7/27/10	1.0
8/08/10	1.0
8/19/10	1.0
9/03/10	<1.0
9/21/10	<1.0
9/30/10	NTD
10/05/11	NTD
10/19/10	NTD
11/18/10	1
11/22/10	<1.0
12/21/10	1

2011
Sample Date	Level (ppm)
1/19/11	<1.0
1/23/11	<1.0
1/31/11	<1.0
2/04/11	<1.0
3/01/11	<1.0
3/09/11	<1.0
4/18/11	<1.0
4/26/11	NTD
5/09/11	NTD
5/1911	NTD
6/02/11	NTD
7/22/11	NTD
8/15/11	NTD
9/21/11	NTD
10/10/11	NTD
10/20/11	NTD
11/01/11	<1.0

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