Environmental Health Division
(269) 373 - 5337, www.kalcounty.com/eh This report summarizes all water quality data collected at Site DAV-45, Davis Creek in the Davis Creek at Mouth Basin of the Davis Creek Sub-Watershed, which is part of the larger Kalamazoo River Watershed. (see map to the right) Water sampling and measurements are conducted by Environmental Health Division staff. |
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| Davis Creek at Mouth (State of Michigan Basin ID #: 17 56) | ||||
| Davis Creek | ||||
| DAV-45 | South side of Miller road @ MidWest Electric Motor Company | City of Kalamazoo (25) | ||
| Site Code: DAV-45, Davis Creek | |||||||||
| Sample | Sample | E. coli Bacteria | Water Temperature | Dissolved Oxygen | pH | Conductivity | TDS | Turbidity | |
|---|---|---|---|---|---|---|---|---|---|
| Date | Time | (MPN) | (degrees F) | mg/L | % Saturation | (units) | (mS / cm) | (g / L) | (NTU) |
| 06/24/2009 | 09:45 | 727.0 | 59.8 | N/A | N/A | 8.35 | 0.747 | 0.5 | 16.6 |
| 04/29/2009 | 09:03 | N/A | 50.2 | 12.1 | 107.2% | 8.26 | 0.618 | 0.4 | 3.9 |
| 03/11/2009 | 12:20 | 167.0 | 42.3 | 8.3 | 66.7% | 8.45 | 0.410 | 0.3 | 10.9 |
| 11/18/2008 | 12:27 | 42.6 | 41.1 | 16.0 | 125.5% | 8.37 | 0.729 | 0.5 | 4.7 |
| 09/24/2008 | 10:03 | 118.7 | 59.6 | 9.8 | 98.3% | 8.11 | 0.670 | 0.4 | 5.4 |
| 07/30/2008 | 08:45 | 6.4 | 65.5 | N/A | N/A | 8.14 | 0.768 | 0.5 | 8.1 |
| 06/04/2008 | 09:00 | 517.2 | 59.5 | N/A | N/A | 7.86 | 0.694 | 0.5 | 8.7 |
| 03/12/2008 | 12:46 | 137.4 | 42.8 | 14.1 | 113.8% | 8.36 | 0.653 | 0.4 | N/A |
| 01/14/2008 | 11:45 | 290.9 | 39.8 | 13.5 | 104.1% | 8.17 | 0.813 | 0.5 | 4.9 |
| 12/05/2007 | 09:40 | 178.9 | 38.1 | 13.6 | 102.1% | 8.06 | 0.802 | 0.5 | 4.8 |
| 08/16/2007 | 09:35 | 435.2 | 65.0 | 9.7 | 103.4% | 8.12 | 0.799 | 0.5 | 2.9 |
| 06/26/2007 | 10:55 | 727.0 | 65.6 | 16.0 | 171.6% | 8.03 | 0.764 | 0.5 | 7.4 |
| 05/22/2007 | 09:30 | 272.3 | 57.0 | 10.7 | 104.1% | 7.97 | 0.726 | 0.5 | 5.1 |
| 04/12/2007 | 12:38 | 1,732.9 | 39.5 | 12.1 | 92.8% | 8.28 | 0.519 | 0.3 | 17.6 |
| 03/13/2007 | 10:40 | 95.9 | 43.4 | 10.6 | 86.0% | 8.35 | 0.653 | 0.4 | 3.4 |
| 12/27/2006 | 10:00 | 40.4 | 41.4 | 12.4 | 97.5% | 8.40 | 0.736 | 0.5 | 4.1 |
| 10/19/2006 | 10:15 | 307.6 | 52.7 | 9.7 | 89.3% | 7.98 | 0.570 | 0.4 | N/A |
| 09/19/2006 | 11:40 | 435.2 | 57.7 | 9.6 | 94.1% | 8.14 | 0.788 | 0.5 | N/A |
| 07/18/2006 | 09:50 | 2,419.6 | 70.2 | 7.8 | 68.3% | 7.98 | 0.397 | 0.3 | N/A |
| 05/23/2006 | 09:45 | 866.4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 04/11/2006 | 10:00 | 62.7 | 49.4 | 5.1 | 46.1% | 8.72 | 0.749 | 0.5 | 6.9 |
| 01/26/2006 | 10:00 | 45.9 | 36.2 | 11.5 | 86.5% | 8.35 | 0.931 | 0.6 | 10.3 |
| 11/22/2005 | 13:45 | 17.1 | 42.9 | 11.8 | 97.6% | 8.47 | 0.804 | 0.5 | 6.6 |
| 10/13/2005 | 09:45 | 410.6 | 56.3 | 9.0 | 89.0% | 8.20 | 0.789 | 0.5 | 5.7 |
| 09/13/2005 | 13:45 | 686.7 | 66.8 | 9.5 | 105.7% | 8.24 | 0.764 | 0.5 | 3.3 |
| 07/21/2005 | 14:25 | 913.9 | 70.6 | 7.4 | 85.9% | 7.92 | 0.544 | 0.4 | 14.0 |
| 05/26/2005 | 11:25 | 461.1 | 57.2 | 8.7 | 86.9% | 7.93 | 0.733 | 0.5 | 15.2 |
| 04/19/2005 | 10:20 | 261.3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 04/14/2005 | 10:40 | 42.6 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 03/22/2005 | 11:10 | 90.9 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 02/24/2005 | 11:00 | 135.4 | 36.9 | 12.7 | 96.3% | 7.77 | 0.614 | 0.4 | 5.2 |
| 12/16/2004 | 10:30 | 116.9 | 37.2 | 11.9 | 90.0% | 8.68 | 0.637 | 0.4 | 56.2 |
| 10/27/2004 | 10:40 | 42.8 | 53.5 | 9.0 | 85.4% | 7.84 | 0.800 | 0.5 | 4.9 |
| 09/03/2004 | 13:20 | 410.6 | 64.4 | 6.8 | 71.8% | 7.88 | 0.778 | 0.5 | 8.3 |
| 07/16/2004 | 14:00 | 488.4 | 66.6 | 9.0 | 99.4% | 7.98 | 0.628 | 0.4 | 9.4 |
| 06/11/2004 | 14:12 | 1,986.3 | 60.5 | 8.2 | 85.4% | 7.68 | 0.426 | 0.3 | 33.5 |
| 05/20/2004 | 12:30 | 325.5 | 61.0 | 8.3 | 86.8% | 7.89 | 0.651 | 0.4 | 15.3 |
| 04/23/2004 | 11:15 | 93.3 | 52.8 | 12.0 | 113.7% | 8.40 | 0.702 | 0.5 | 6.3 |
| 03/31/2004 | 10:04 | 30.9 | 52.0 | 13.7 | 128.2% | 8.60 | 0.681 | 0.4 | 6.9 |
| 03/11/2004 | 12:50 | 83.9 | 44.2 | 11.3 | 96.2% | 8.07 | 0.780 | 0.5 | 9.2 |
| 02/18/2004 | 14:30 | 16.0 | 41.0 | 13.6 | 110.0% | 8.40 | 0.870 | 0.6 | 8.3 |
| 01/29/2004 | 14:30 | 21.6 | 35.3 | 14.2 | 104.8% | 8.36 | 1.550 | 1.0 | 7.2 |
| 01/08/2004 | 14:24 | 141.4 | 37.5 | 14.6 | 112.2% | 8.34 | 1.345 | 0.9 | 5.5 |
| 11/07/2003 | 09:53 | 190.4 | 45.5 | 11.1 | 94.8% | 8.74 | 0.600 | 0.4 | 6.6 |
| 09/04/2003 | 13:45 | 130.1 | 61.1 | 9.6 | 99.9% | 8.38 | 0.752 | 0.5 | 4.3 |
| 07/18/2003 | 10:26 | 344.8 | 63.1 | 7.1 | 76.4% | 8.16 | 0.756 | 0.5 | 22.5 |
| 07/18/2003 | 10:26 | 410.6 | 63.1 | 7.1 | 76.4% | 8.16 | 0.756 | 0.5 | 22.5 |
| 07/01/2003 | 13:27 | 307.6 | 67.0 | 8.0 | 89.2% | 8.12 | 0.749 | 0.5 | 5.8 |
| 06/19/2003 | 14:07 | 1,413.6 | 66.8 | 7.4 | 83.6% | 8.03 | 0.644 | 0.4 | 9.7 |
| 06/05/2003 | 13:20 | 461.1 | 55.4 | 8.3 | 81.9% | 8.14 | 0.718 | 0.5 | 234.0 |
| 05/22/2003 | 14:44 | 387.3 | 59.7 | 8.3 | 85.4% | 8.06 | 0.760 | 0.5 | 5.1 |
| 05/06/2003 | 13:37 | 770.1 | 60.5 | 10.0 | 103.6% | 8.25 | 0.686 | 0.4 | 6.5 |
| 04/22/2003 | 13:28 | 86.5 | 52.6 | 14.4 | 135.1% | 8.34 | 0.783 | 0.5 | 7.1 |
| 04/08/2003 | 12:53 | 231.0 | 39.2 | 11.3 | 89.4% | 8.12 | 0.831 | 0.5 | 14.2 |
| 03/24/2003 | 13:39 | 18.7 | 52.3 | 13.3 | 126.2% | 8.72 | 0.822 | 0.5 | N/A |
| 03/10/2003 | 14:04 | 7.4 | 38.5 | 15.2 | 117.2% | 8.63 | 0.898 | 0.6 | N/A |
| 02/24/2003 | 13:54 | 8.6 | 38.6 | 16.9 | 133.2% | 9.14 | 1.051 | 0.7 | N/A |
| 02/10/2003 | 12:37 | 17.3 | 36.0 | 15.0 | 113.6% | 9.23 | 0.985 | 0.6 | N/A |
| 01/27/2003 | 13:03 | 70.8 | 34.2 | 14.6 | 126.1% | 8.36 | 1.210 | 0.8 | N/A |
| 01/13/2003 | 12:40 | 12.0 | 35.9 | 14.7 | 130.1% | 8.30 | 0.994 | 0.6 | N/A |
| 12/26/2002 | 13:25 | 114.5 | 39.7 | 13.5 | 106.5% | 9.37 | 1.650 | 1.1 | N/A |
| 12/09/2002 | 13:20 | 14.6 | 36.6 | 14.6 | 109.1% | 8.12 | 0.864 | 0.6 | N/A |
| 11/21/2002 | 14:15 | 145.5 | 47.8 | 9.1 | 80.2% | 7.89 | 0.697 | 0.5 | N/A |
| 10/24/2002 | 13:22 | 261.3 | 47.4 | 11.1 | 97.2% | 8.25 | 0.805 | 0.5 | N/A |
| 10/10/2002 | 13:30 | 113.7 | 56.5 | 9.5 | 93.8% | 8.03 | 0.793 | 0.5 | N/A |
| 09/26/2002 | 13:25 | 2,419.2 | 58.5 | 9.4 | 95.0% | 8.04 | 0.792 | 0.5 | N/A |
| 09/12/2002 | 07:40 | 248.9 | 58.0 | 8.8 | 88.7% | 8.06 | 0.790 | 0.5 | N/A |
| 08/30/2002 | 10:00 | 307.6 | 62.9 | 8.6 | 91.1% | 7.96 | 0.788 | 0.5 | N/A |
| 08/16/2002 | 09:54 | 727.0 | 66.3 | 7.5 | 83.9% | 7.94 | 0.748 | 0.5 | N/A |
| 08/02/2002 | 09:50 | 2,419.2 | 71.0 | 7.2 | 84.0% | 7.64 | 0.040 | 0.0 | N/A |
| 06/28/2002 | 13:15 | 2,419.2 | 66.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 06/14/2002 | 09:00 | 686.7 | 59.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 09/25/2001 | 10:01 | 980.4 | 50.6 | N/A | N/A | N/A | N/A | N/A | N/A |
| 09/18/2001 | 09:11 | 203.5 | 55.6 | N/A | N/A | N/A | N/A | N/A | N/A |
| 08/30/2001 | 11:09 | 816.4 | 61.2 | N/A | N/A | N/A | N/A | N/A | N/A |
| 08/13/2001 | 11:31 | 272.3 | 64.4 | N/A | N/A | N/A | N/A | N/A | N/A |
| 07/31/2001 | 09:19 | 410.6 | 63.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 07/17/2001 | 10:43 | 344.8 | 63.5 | N/A | N/A | N/A | N/A | N/A | N/A |
| 07/03/2001 | 11:58 | 1,299.3 | 64.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 06/19/2001 | 11:30 | 410.6 | 67.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 06/05/2001 | 11:42 | 204.6 | 54.4 | N/A | N/A | N/A | N/A | N/A | N/A |
| 05/22/2001 | 11:15 | 866.4 | 59.4 | N/A | N/A | N/A | N/A | N/A | N/A |
| 05/08/2001 | 12:00 | 2,419.2 | 60.3 | N/A | N/A | N/A | N/A | N/A | N/A |
| Summary Statistics | Count | 82 | 79 | 63 | 63 | 66 | 66 | 66 | 46 |
| Average | 480.2 | 53.4 | 10.9 | 98.3% | 8.23 | 0.767 | 0.5 | 14.9 | |
| Minumum | 6.4 | 34.2 | 5.1 | 46.1% | 7.64 | 0.040 | 0.0 | 2.9 | |
| Maximum | 2,419.6 | 71.0 | 16.9 | 171.6% | 9.37 | 1.650 | 1.1 | 234.0 | |
| Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for DAV-45 (Davis Creek) between May 2001 and June 2009. This site is located in Section Number 25 of City of Kalamazoo, South side of Miller road @ MidWest Electric Motor Company. | |||||||||
| 38 out of 82 water sample results exceeded 300 bacteria colonies per 100 ml of water. | |||||||||
| 17 out of 82 water sample results were between 130 and 299 bacteria colonies per 100 ml of water. | |||||||||
| 27 out of 82 water sample results were less than 130 bacteria colonies per 100 ml of water. | |||||||||