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Shellfish logo used by permission, courtesy of the Pacific Coast Shellfish Growers Association (PCSGA). Website hosted by:
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Department of Health Station 50
Return To DOH Sampling Stations | See Graphs
The following table lists the fecal coliform bacteria results from one individual sample station over the course of time it has been monitored by the Washington Department of Health. The last column shows the estimated 90th percentile calculations for this site- one criterion of the two-part National Shellfish Sanitation Program standard used to classify shellfish growing areas. This data was used in the development of the graphs for this station.
| Station ID |
Date |
Fecal MPN/100mL |
Antilog (90th%) |
| #50 |
7/31/90 |
1.7 |
|
| #50 |
8/1/90 |
4.5 |
|
| #50 |
8/1/90 |
2 |
|
| #50 |
4/23/91 |
110 |
|
| #50 |
4/23/91 |
49 |
|
| #50 |
4/24/91 |
4 |
|
| #50 |
4/24/91 |
11 |
|
| #50 |
4/25/91 |
1.7 |
|
| #50 |
4/25/91 |
1.7 |
|
| #50 |
2/27/92 |
11 |
|
| #50 |
3/12/92 |
2 |
|
| #50 |
5/14/92 |
1.7 |
|
| #50 |
7/9/92 |
13 |
|
| #50 |
10/7/92 |
1.7 |
|
| #50 |
10/28/92 |
79 |
|
| #50 |
1/13/93 |
2 |
|
| #50 |
1/14/93 |
33 |
|
| #50 |
3/2/93 |
49 |
|
| #50 |
5/13/93 |
4.5 |
|
| #50 |
7/8/93 |
1.7 |
|
| #50 |
10/13/93 |
1.7 |
|
| #50 |
2/10/94 |
4.5 |
|
| #50 |
4/21/94 |
1.7 |
|
| #50 |
7/20/94 |
1.7 |
|
| #50 |
8/25/94 |
110 |
|
| #50 |
10/27/94 |
79 |
|
| #50 |
2/9/95 |
33 |
|
| #50 |
4/12/95 |
33 |
|
| #50 |
7/19/95 |
11 |
|
| #50 |
9/20/95 |
23 |
55.6 |
| #50 |
9/21/95 |
1.7 |
55.6 |
| #50 |
11/16/95 |
79 |
65.4 |
| #50 |
1/18/96 |
350 |
89.7 |
| #50 |
3/7/96 |
1.7 |
75.1 |
| #50 |
5/30/96 |
4.5 |
67.0 |
| #50 |
7/11/96 |
1.7 |
66.9 |
| #50 |
10/9/96 |
13 |
67.4 |
| #50 |
10/29/96 |
70 |
78.0 |
| #50 |
11/13/96 |
49 |
86.8 |
| #50 |
11/19/96 |
23 |
89.7 |
| #50 |
11/20/96 |
33 |
96.2 |
| #50 |
12/5/96 |
240 |
120.7 |
| #50 |
12/18/96 |
2 |
118.7 |
| #50 |
1/9/97 |
130 |
138.3 |
| #50 |
1/15/97 |
2 |
123.6 |
| #50 |
2/12/97 |
2 |
123.6 |
| #50 |
3/6/97 |
2 |
116.0 |
| #50 |
3/17/97 |
11 |
107.6 |
| #50 |
3/17/97 |
7.8 |
108.6 |
| #50 |
4/2/97 |
1.7 |
108.6 |
| #50 |
5/12/97 |
11 |
110.1 |
| #50 |
6/12/97 |
33 |
117.4 |
| #50 |
6/18/97 |
13 |
118.7 |
| #50 |
7/23/97 |
2 |
118.3 |
| #50 |
8/7/97 |
17 |
104.9 |
| #50 |
8/27/97 |
2 |
92.8 |
| #50 |
9/23/97 |
2 |
86.6 |
| #50 |
9/25/97 |
33 |
86.6 |
| #50 |
10/20/97 |
1.7 |
85.0 |
| #50 |
11/18/97 |
2 |
80.2 |
| #50 |
12/11/97 |
1.7 |
80.2 |
| #50 |
12/16/97 |
350 |
94.0 |
| #50 |
1/20/98 |
31 |
74.5 |
| #50 |
2/17/98 |
7.8 |
75.5 |
| #50 |
3/17/98 |
1.7 |
75.5 |
| #50 |
4/14/98 |
4.5 |
75.5 |
| #50 |
5/18/98 |
1.7 |
73.2 |
| #50 |
6/16/98 |
4.5 |
63.2 |
| #50 |
7/14/98 |
17 |
58.7 |
| #50 |
8/26/98 |
1.7 |
54.5 |
| #50 |
9/8/98 |
7.8 |
50.3 |
| #50 |
9/14/98 |
4 |
36.2 |
| #50 |
9/22/98 |
79 |
44.2 |
| #50 |
11/10/98 |
1.7 |
34.0 |
| #50 |
11/17/98 |
33 |
38.3 |
| #50 |
12/29/98 |
240 |
53.1 |
| #50 |
1/27/99 |
46 |
60.0 |
| #50 |
2/24/99 |
1.7 |
58.3 |
| #50 |
3/24/99 |
7.8 |
58.3 |
| #50 |
4/21/99 |
33 |
63.8 |
| #50 |
5/19/99 |
11 |
63.8 |
| #50 |
6/16/99 |
17 |
61.3 |
| #50 |
7/20/99 |
14 |
61.5 |
| #50 |
8/17/99 |
240 |
80.9 |
| #50 |
9/15/99 |
13 |
80.0 |
| #50 |
10/13/99 |
2 |
80.0 |
| #50 |
11/17/99 |
70 |
91.1 |
| #50 |
1/26/00 |
4.5 |
84.7 |
| #50 |
2/23/00 |
1.7 |
84.7 |
| #50 |
3/14/00 |
1.7 |
84.9 |
| #50 |
4/11/00 |
17 |
87.8 |
| #50 |
6/7/00 |
31 |
69.2 |
| #50 |
8/16/00 |
1.7 |
64.4 |
| #50 |
9/20/00 |
23 |
67.5 |
| #50 |
11/15/00 |
17 |
69.9 |
| #50 |
1/16/01 |
2 |
70.1 |
| #50 |
2/14/01 |
4.5 |
69.7 |
| #50 |
3/14/01 |
1.7 |
70.1 |
| #50 |
5/10/01 |
2 |
67.4 |
| #50 |
6/26/01 |
11 |
68.6 |
| #50 |
7/24/01 |
7.8 |
68.6 |
| #50 |
1/23/02 |
7.8 |
69.3 |
| #50 |
2/20/02 |
1.7 |
59.7 |
| #50 |
4/17/02 |
22 |
62.9 |
| #50 |
5/29/02 |
2 |
58.0 |
| #50 |
6/13/2002 |
17 |
44.9 |
| #50 |
7/16/2002 |
1.7 |
39.7 |
| #50 |
7/31/2002 |
2 |
39.6 |
| #50 |
8/13/2002 |
240 |
53.5 |
| #50 |
9/11/2002 |
2 |
48.6 |
| #50 |
9/26/2002 |
49 |
53.6 |
| #50 |
10/15/2002 |
2.0 |
50.8 |
| #50 |
10/28/2002 |
22.0 |
52.2 |
| #50 |
11/13/2002 |
11.0 |
39.1 |
#50 |
1/14/03 |
11 |
38.7 |
#50 |
2/25/03 |
1.7 |
38.8 |
#50 |
3/25/03 |
2 |
32.0 |
#50 |
4/22/03 |
4 |
31.9 |
#50 |
5/20/03 |
7.8 |
32.7 |
#50 |
6/18/03 |
49 |
38.0 |
#50 |
7/16/03 |
4.5 |
35.9 |
#50 |
8/21/03 |
1.7 |
32.2 |
#50 |
9/17/03 |
1.7 |
32.2 |
#50 |
10/15/03 |
110 |
37.8 |
#50 |
11/13/03 |
11 |
36.8 |
#50 |
12/17/03 |
2.0 |
36.8 |
#50 |
1/04/04 |
2.0 |
36.5 |
#50 |
2/11/04 |
4.5 |
36.8 |
#50
|
3/16/2004 |
4.5 |
37.0 |
#50
|
4/13/2004 |
2.0 |
35.6 |
#50
|
5/11/2004 |
4.5 |
35.0 |
#50
|
6/8/2004 |
4.0 |
34.2 |
#50 |
7/21/2004 |
7.8 |
35.1 |
#50 |
8/24/2004 |
2.0 |
32.2 |
#50 |
9/21/2004 |
33.0 |
36.3 |
|
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