For questions about the King County  Swimming Beach Monitoring Program, please contact Dean Wilson, Program Manager

For questions about the Swimming Beach Web site, please contact Daniel Smith

John's Creek

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Sample DateFecal ColiformTemperature (C)Temperature (F)
9/22/20093015.059.0
9/15/20095217.063.0
9/8/20097316.061.0
8/31/20099317.063.0
8/25/200941016.061.0
8/18/200926016.061.0
8/11/2009118.064.0
8/4/200935016.061.0
7/28/20092,60018.064.0
7/21/20097617.063.0
7/14/20098715.059.0
7/7/20096715.059.0
6/29/2009914.057.0
6/15/20091520.068.0
6/2/20094920.068.0
5/26/200923014.058.0
5/18/200933014.057.0
5/12/200925012.054.0
Fecal Coliform Geometric Mean
85
130
59
81
158
112
90
209
101
36
33
40
55
107
-99
-99
-99
-99

Table Legend

Cell Color Fecal Coliform Value Concern Level
Individual value < 200 CFU/100 ml Low Concern
Individual value > 200 & < 1000 CFU/100 ml Moderate Concern
Individual value > 1000 CFU/100 ml
or geometric mean > 200 CFU/100 ml		 High Concern

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Updated: 9/22/2009