Washington Dept. of Fish and Wildlife RAZOR CLAMS
* Introduction
* Regulations
* Clam Population Sampling
* Domoic Acid
* Recreational Fishery
* How to Dig
Razor Clams
* How to Prevent Wastage

Domoic Acid Levels: Kalaloch 1996-2008

Back to Current Domoic Acid Levels

Long Beach Twin Harbors Copalis Mocrocks Kalaloch Willapa Spits

1996-1999
Sample
Date
Level
(ppm)
9/10/96
3.0
4/01/97
3.0
6/05/97
0.0
9/30/97
 0.0
12/11/97
 0.0
4/28/98
 0.0
6/09/98
 0.0
7/26/98
2.0
8/04/98
2.0
8/11/98
 2.0
9/08/98
 12.0
9/18/98
48.0
10/05/98
 287.0
10/09/98
 282.0
10/21/98
 224.0
11/03/98
 295.0
11/18/98
 168.0
12/03/98
 261.0
12/17/98
 152.0
1/04/99
 238.0
1/18/99
 135.0
2/02/99
 214.0
2/18/99
 171.0
3/01/99
 142.0
3/15/99
 185.0
4/02/99
 199.0
4/19/99
 236.0
5/18/99
 71.0
6/02/99
 59.0
6/14/99
 1.0
6/29/99
 81.0
7/28/99
 11.0
8/11/99
 16.0
9/08/99
 45.0
9/22/99
 17.0
10/11/99
 20.0
10/31/99
 15.0
11/09/99
 2.0
11/22/99
 36.0
12/07/99
 4.0
12/21/99
 19.0
2000-2001
Sample
Date
Level
(ppm)
1/18/2000
 18.0
3/15/2000
 10.0
3/16/2000
 35.0
4/12/2000
 6.0
5/03/2000
 5.0
6/05/2000
 7.0
7/04/2000
 6.0
7/17/2000
 6.0
8/01/2000
 2.0
9/13/2000
 18.0
9/25/2000
 5.0
10/14/2000
 6.0
10/20/2000
 4.0
11/01/2000
 3.0
11/16/2000
 4.0
11/30/2000
 3.0
12/08/2000
 4.0
1/24/2001
 2.0
2/04/2001
 4.0
3/05/2001
 17.0
4/12/2001
 12.0
4/22/2001
 10.0
5/08/2001
 13.0
6/05/2001
 6.0
7/09/2001
 3.0
8/20/2001
 2.0
9/04/2001
 3.0
9/12/2001
 3.0
9/17/2001
 3.0
10/01/2001
 2.0
10/10/2001
 2.0
10/30/2001
 1.0
11/07/2001
 2.0
12/06/2001
 2.0
12/17/2001
 2.0
12/26/2001
 1.0
2002-2003
Sample
Date
Level
(ppm)
1/14/02
 1.0
1/24/02
 1.0
2/21/02
 1.0
4/21/02
 1.0
5/28/02
 2.0
6/24/02
 4.0
8/20/02
 1.0
9/30/02
 26.0
10/06/02
 52.0
10/13/02
 99.0
10/25/02
 67.0
11/04/02
 150.0
11/17/02
98.0
12/03/02
78.0
12/17/02
 80.0
12/29/02
 115.0
1/16/03
 67.0
1/28/03
 103.0
2/13/03
 68.0
2/27/03
 102.0
3/17/03
 90.0
3/24/03
77.0
4/07/03
97.0
4/20/03
90.0
5/04/03
84.0
5/18/03
 68.0
6/02/03
66.0
6/15/03
 56.0
7/01/03
 43.0
7/15/03
34.0
8/10/03
 22.0
8/25/03
11.0
8/27/03
15.0
9/03/03
40.0
9/08/03
25.0
9/15/03
18.0
9/22/03
19.0
9/29/03
22.0
10/07/03
12.0
10/13/03
20.0
10/20/03
21.0
11/05/03
13.0
11/09/03
22.0
11/23/03
7.0
12/08/03
11.0
12/14/03
11.0
12/22/03
8.0
2004
Sample
Date
Level
(ppm)
1/05/04
28.0
1/18/04
11.0
2/01/04
14.0
2/09/04
28.0
3/01/04
10.0
3/02/04
11.0
3/07/04
14.0
3/14/04
15.0
3/17/04
11.0
4/01/04
19.0
4/05/04
11.0
4/14/04
12.0
4/25/04
16.0
5/02/04
14.0
5/05/04
8.0
5/12/04
 5.0
5/19/04
12.0
6/02/04
7.0
6/16/04
3.0
6/21/04
10.0
7/19/04
7.0
8/03/04
47.0
8/08/04
48.0
8/16/04
40.0
8/18/04
49.0
8/30/04
22.0
9/13/04
23.0
9/27/04
19.0
10/03/04
29.0
10/27/04
24.0
11/23/04
23.0
12/22/04
17.0
12/28/04
22.0
2005
Sample
Date
Level
(ppm)
1/13/05
 28.0
1/26/05
 22.0
2/11/05
 21.0
2/23/05
 16.0
3/07/05
 24.0
3/15/05
 15.0
3/22/05
 13.0
3/31/05
 22.0
4/05/05
 17.0
4/14/05
 17.0
4/25/05
 14.0
5/01/05
 12.0
5/15/05
 5.0
5/25/05
 12.0
6/06/05
 10.0
6/20/05
 6.0
6/23/05
 6.0
7/19/05
 9.0
8/02/05
 4.0
8/19/05
 3.0
8/22/05
 5.0
8/30/05
 2.0
9/07/05
 1.0
10/02/05
 7.0
10/09/05
 7.0
10/30/05
 4.0
11/06/05
 6.0
12/12/05
 5.0
12/19/05
 6.0
2006
Sample
Date
Level
(ppm)
1/11/06
 3.0
1/25/06
 3.0
2/08/06
 2.0
2/15/06
 3.0
2/26/06
 4.0
3/13/06
 3.0
3/20/06
 NTD
5/15/06
 3.0
5/24/06
 1.0
6/13/06
 2.0
6/26/06
 3.0
7/11/06
 20.0
7/18/06
 38.0
7/24/06
 34.0
8/08/06
 26.0
8/21/06
 16.0
9/06/06
 20.0
9/11/06
 19.0
9/19/06
 8.0
9/25/06
 15.0
10/02/06
 18.0
10/04/06
 14.0
10/10/06
 18.0
10/25/06
 7.0
11/19/06
 11.0
11/27/06
 13.0
12/05/06
 8.0
12/18/06
 8.0
2007
Sample
Date
Level
(ppm)
12/05/06
 8.0
12/18/06
 8.0
1/28/07
 14.0
2/03/07
 14.0
2/13/07
 15.0
2/28/07
 12.0
3/08/07
 7.0
4/04/07
 14.0
4/12/07
 9.0
4/16/07
 6.0
5/01/07
 8.0
5/21/07
 5.0
6/18/07
 4.0
7/03/07
 3.0
7/12/07
 <1.0
7/16/07
 1.0
7/30/07
 5.0
8/13/07
 NTD
8/27/07
 4.0
10/24/07
 2.0
11/13/07
 1.0
2008
Sample
Date
Level
(ppm)
1/07/08
 3.0
4/21/08
 <1.0
5/07/08
 <1.0
6/05/08
 1.0
6/17/08
 <1.0
7/01/08
 1.0
7/16/08
 1.0
7/21/08
 <1.0
8/05/08
 <1.0
8/13/08
 1.0
9/02/08
 <1.0
10/13/08
 NTD
10/28/08
 NTD
11/13/08
 <1.0
12/28/08
 NTD
   

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