Environmental Health Bureau
(269) 373 - 5337, www.kalcounty.com/eh This report summarizes all water quality data collected at Site DAV-25, 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 Bureau staff. |
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| Davis Creek at Mouth (State of Michigan Basin ID #: 17 56) | ||||
| Davis Creek | ||||
| DAV-25 | North side of Kilgore Road @ Peters Construction Company | City of Kalamazoo (36) | ||
| Site Code: DAV-25, 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 | 10:07 | 1,986.3 | 58.0 | N/A | N/A | 8.13 | 0.653 | 0.4 | 7.4 |
| 04/29/2009 | 09:30 | 228.2 | 48.7 | 9.7 | 84.1% | 7.99 | 0.560 | 0.4 | 4.8 |
| 03/11/2009 | 13:15 | 155.3 | 41.0 | 7.7 | 60.5% | 8.08 | 0.347 | 0.2 | 10.4 |
| 11/18/2008 | 13:00 | 34.1 | 40.8 | 10.6 | 82.7% | 7.98 | 0.678 | 0.4 | 4.3 |
| 09/24/2008 | 10:25 | 272.3 | 57.6 | 7.6 | 74.3% | 7.76 | 0.622 | 0.4 | 6.9 |
| 07/30/2008 | 09:10 | 1,986.3 | 64.6 | N/A | N/A | 7.71 | 0.688 | 0.4 | 21.4 |
| 06/04/2008 | 09:23 | 579.4 | 58.2 | N/A | N/A | 7.63 | 0.636 | 0.4 | 4.9 |
| 03/12/2008 | 13:15 | 47.1 | 42.0 | 12.0 | 95.6% | 7.87 | 0.586 | 0.4 | N/A |
| 01/14/2008 | 11:45 | 35.9 | 40.5 | 10.6 | 82.7% | 7.90 | 0.964 | 0.6 | 5.3 |
| 12/05/2007 | 10:20 | 48.0 | 37.6 | 10.4 | 77.6% | 7.89 | 0.762 | 0.5 | 3.6 |
| 08/16/2007 | 10:15 | 501.2 | 66.8 | 7.1 | 77.1% | 7.89 | 0.630 | 0.4 | 3.7 |
| 06/26/2007 | 09:58 | 980.4 | 65.4 | 12.5 | 133.3% | 7.70 | 0.624 | 0.4 | 3.9 |
| 05/22/2007 | 10:05 | 1,732.9 | 56.0 | 9.3 | 89.5% | 7.69 | 0.596 | 0.4 | 6.9 |
| 04/12/2007 | 11:15 | 920.8 | 39.7 | 10.6 | 81.8% | 8.01 | 0.477 | 0.3 | 6.4 |
| 03/13/2007 | 11:35 | 58.1 | 42.9 | 9.2 | 74.3% | 8.02 | 0.554 | 0.4 | 4.7 |
| 12/27/2006 | 10:30 | 48.7 | 39.7 | 10.7 | 82.2% | 8.12 | 0.639 | 0.4 | 9.7 |
| 10/19/2006 | 09:10 | 410.6 | 52.6 | 5.8 | 53.3% | 7.74 | 0.666 | 0.4 | N/A |
| 09/19/2006 | 10:45 | 1,299.7 | 57.5 | 6.5 | 63.2% | 7.76 | 0.623 | 0.4 | N/A |
| 07/18/2006 | 08:55 | 2,419.6 | 68.9 | 4.4 | 48.4% | 7.61 | 0.298 | 0.2 | N/A |
| 05/23/2006 | 10:05 | 224.7 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 04/11/2006 | 08:35 | 547.5 | 47.8 | 4.7 | 41.6% | 8.10 | 0.642 | 0.4 | 16.0 |
| 01/26/2006 | 10:45 | 107.6 | 35.1 | 10.6 | 78.3% | 7.99 | 0.864 | 0.6 | 7.1 |
| 11/22/2005 | 11:45 | 55.4 | 40.2 | 7.8 | 63.1% | 7.93 | 0.692 | 0.4 | 11.9 |
| 10/13/2005 | 09:00 | 328.2 | 55.7 | 7.0 | 67.4% | 7.86 | 0.655 | 0.4 | 6.6 |
| 09/13/2005 | 12:35 | 461.1 | 66.3 | 5.9 | 65.6% | 7.61 | 0.674 | 0.4 | 8.6 |
| 07/21/2005 | 13:40 | 980.4 | 70.1 | 5.8 | 67.2% | 7.56 | 0.468 | 0.3 | 8.5 |
| 05/26/2005 | 11:55 | 387.3 | 56.7 | 6.3 | 61.8% | 7.63 | 0.618 | 0.4 | 11.5 |
| 04/19/2005 | 10:45 | 161.6 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 04/14/2005 | 11:00 | 79.8 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 03/22/2005 | 11:45 | 23.3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 02/24/2005 | 12:30 | 25.9 | 52.7 | 3.7 | 34.8% | 7.80 | 1.061 | 0.7 | 0.7 |
| 12/16/2004 | 11:15 | 37.3 | 45.8 | 6.3 | 54.1% | 7.34 | 0.924 | 0.6 | 7.1 |
| 10/27/2004 | 11:10 | 64.4 | 52.3 | 5.4 | 50.9% | 7.38 | 0.660 | 0.4 | 4.0 |
| 09/03/2004 | 12:38 | 727.0 | 64.5 | 3.8 | 40.8% | 7.40 | 0.719 | 0.5 | 3.6 |
| 07/16/2004 | 13:40 | 372.5 | 65.3 | 7.2 | 78.0% | 7.59 | 0.539 | 0.3 | 5.8 |
| 06/11/2004 | 13:50 | 2,419.2 | 61.4 | 5.9 | 62.0% | 7.35 | 0.393 | 0.3 | 7.8 |
| 05/20/2004 | 12:00 | 129.6 | 59.6 | 6.4 | 65.4% | 7.57 | 0.564 | 0.4 | 5.9 |
| 04/23/2004 | 10:24 | 42.2 | 54.2 | 3.5 | 33.4% | 7.37 | 0.983 | 0.6 | 1.6 |
| 03/31/2004 | 09:30 | 9.7 | 53.1 | 4.6 | 44.0% | 7.42 | 0.989 | 0.6 | 1.2 |
| 03/11/2004 | 12:30 | 11.9 | 48.4 | 6.1 | 55.2% | 7.32 | 0.860 | 0.6 | 6.6 |
| 02/18/2004 | 13:50 | 127.4 | 42.4 | 7.3 | 60.1% | 7.24 | 0.831 | 0.5 | 18.9 |
| 01/29/2004 | 14:05 | 47.9 | 47.7 | 6.1 | 54.4% | 7.28 | 3.990 | 2.5 | 6.5 |
| 01/08/2004 | 14:05 | 178.9 | 40.8 | 7.0 | 56.8% | 7.70 | 1.183 | 0.8 | 3.6 |
| 11/07/2003 | 09:10 | 39.9 | 50.5 | 6.4 | 58.5% | 8.19 | 0.865 | 0.6 | 6.7 |
| 09/04/2003 | 13:30 | 149.7 | 61.2 | 4.0 | 41.4% | 7.46 | 1.015 | 0.7 | 3.6 |
| 07/18/2003 | 10:50 | 517.2 | 59.4 | 3.4 | 34.7% | 7.44 | 0.986 | 0.6 | 5.1 |
| 07/01/2003 | 13:39 | 517.2 | 58.0 | 3.5 | 35.4% | 7.45 | 1.024 | 0.7 | 0.0 |
| 06/19/2003 | 14:21 | 524.7 | 57.0 | 3.4 | 34.0% | 7.44 | 1.007 | 0.6 | 1.5 |
| 06/05/2003 | 13:39 | 275.5 | 55.9 | 3.2 | 32.3% | 7.38 | 1.015 | 0.7 | 1.9 |
| 05/22/2003 | 14:59 | 648.8 | 55.5 | 4.0 | 39.4% | 7.25 | 1.017 | 0.7 | 0.0 |
| 05/06/2003 | 13:49 | 648.8 | 54.6 | 3.0 | 28.7% | 7.24 | 1.075 | 0.7 | 163.0 |
| 04/22/2003 | 13:48 | 95.9 | 53.4 | 3.4 | 32.1% | 7.27 | 1.076 | 0.7 | 32.6 |
| 04/08/2003 | 13:06 | 26.5 | 40.7 | 7.9 | 64.1% | 7.66 | 0.827 | 0.5 | 8.9 |
| 03/24/2003 | 13:50 | 117.8 | 51.2 | 4.3 | 40.2% | 7.91 | 1.051 | 0.7 | N/A |
| 03/10/2003 | 14:17 | 2.0 | 39.6 | 9.0 | 70.7% | 7.44 | 1.105 | 0.7 | N/A |
| 02/24/2003 | 14:09 | 2.0 | 51.6 | 4.3 | 41.3% | 8.21 | 3.570 | 2.3 | N/A |
| 02/10/2003 | 12:52 | 41.7 | 50.2 | 5.2 | 53.2% | 8.26 | 27.100 | 17.3 | N/A |
| 01/27/2003 | 13:18 | 121.1 | 47.0 | 2.0 | 20.9% | 7.33 | 2.140 | 1.4 | N/A |
| 01/13/2003 | 12:51 | 26.2 | 40.0 | 5.3 | 49.6% | 7.55 | 0.943 | 0.6 | N/A |
| 12/26/2002 | 13:40 | 48.7 | 54.1 | 4.3 | 42.3% | 8.49 | 8.620 | 5.5 | N/A |
| 12/09/2002 | 13:35 | 19.7 | 43.0 | 4.1 | 33.3% | 6.23 | 1.008 | 0.7 | N/A |
| 11/21/2002 | 14:28 | 46.7 | 49.2 | 9.0 | 81.3% | 7.27 | 0.170 | 0.1 | N/A |
| 10/24/2002 | 13:38 | 19.9 | 49.3 | 5.7 | 51.0% | 7.65 | 0.781 | 0.5 | N/A |
| 10/24/2002 | 13:38 | 24.0 | 49.3 | 5.7 | 51.0% | 7.65 | 0.781 | 0.5 | N/A |
| 10/10/2002 | 13:46 | 248.1 | 56.3 | 4.7 | 46.3% | 7.43 | 0.811 | 0.5 | N/A |
| 09/26/2002 | 13:39 | 127.4 | 61.5 | 3.1 | 32.2% | 7.18 | 1.076 | 0.7 | N/A |
| 09/12/2002 | 08:00 | 127.4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 08/30/2002 | 10:16 | 648.8 | 64.1 | 5.1 | 54.5% | 7.52 | 0.705 | 0.5 | N/A |
| 08/16/2002 | 10:10 | 980.4 | 61.9 | 3.3 | 34.6% | 7.18 | 1.030 | 0.7 | N/A |
| 08/02/2002 | 10:07 | 2,419.2 | 67.6 | 4.0 | 44.3% | 7.25 | 0.450 | 0.3 | N/A |
| 06/28/2002 | 13:27 | 2,419.2 | 66.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 06/14/2002 | 09:13 | 920.8 | 59.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 09/25/2001 | 10:14 | 95.5 | 56.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 09/18/2001 | 09:25 | 1.0 | 58.7 | N/A | N/A | N/A | N/A | N/A | N/A |
| 08/30/2001 | 10:55 | 613.1 | 65.9 | N/A | N/A | N/A | N/A | N/A | N/A |
| 08/13/2001 | 11:17 | 1,203.3 | 64.1 | N/A | N/A | N/A | N/A | N/A | N/A |
| 07/31/2001 | 09:45 | 172.0 | 65.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 07/17/2001 | 10:26 | 1,986.3 | 64.5 | N/A | N/A | N/A | N/A | N/A | N/A |
| 07/03/2001 | 11:43 | 1,119.9 | 62.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 06/19/2001 | 11:00 | 920.8 | 66.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 06/05/2001 | 11:30 | 547.5 | 54.9 | N/A | N/A | N/A | N/A | N/A | N/A |
| 05/22/2001 | 11:00 | 1,553.1 | 67.5 | N/A | N/A | N/A | N/A | N/A | N/A |
| 05/08/2001 | 11:40 | 1,732.9 | 58.9 | N/A | N/A | N/A | N/A | N/A | N/A |
| Summary Statistics | Count | 83 | 78 | 62 | 62 | 65 | 65 | 65 | 45 |
| Average | 518.6 | 54.2 | 6.2 | 57.1% | 7.63 | 1.402 | 0.9 | 10.5 | |
| Minumum | 1.0 | 35.1 | 2.0 | 20.9% | 6.23 | 0.170 | 0.1 | 0.0 | |
| Maximum | 2,419.6 | 70.1 | 12.5 | 133.3% | 8.49 | 27.100 | 17.3 | 163.0 | |
| Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for DAV-25 (Davis Creek) between May 2001 and June 2009. This site is located in Section Number 36 of City of Kalamazoo, North side of Kilgore Road @ Peters Construction Company. | |||||||||
| 36 out of 83 water sample results exceeded 300 bacteria colonies per 100 ml of water. | |||||||||
| 10 out of 83 water sample results were between 130 and 299 bacteria colonies per 100 ml of water. | |||||||||
| 37 out of 83 water sample results were less than 130 bacteria colonies per 100 ml of water. | |||||||||