Environmental Health Bureau
(269) 373 - 5337, www.kalcounty.com/eh This report summarizes all water quality data collected at Site DAV-35, 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-35 | South side of Cork Street, immediately east of Reliable Disposal | City of Kalamazoo (36) | ||
| Site Code: DAV-35, 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 | 09:57 | 816.4 | 59.5 | N/A | N/A | 8.35 | 0.731 | 0.5 | 13.7 |
| 04/29/2009 | 09:14 | 107.6 | 49.9 | 11.2 | 99.2% | 8.17 | 0.610 | 0.4 | 7.3 |
| 03/11/2009 | 12:40 | 275.5 | 42.0 | 7.9 | 63.1% | 8.27 | 0.399 | 0.3 | 9.4 |
| 11/18/2008 | 12:40 | 41.0 | 40.8 | 14.5 | 113.5% | 8.25 | 0.711 | 0.5 | 5.9 |
| 09/24/2008 | 10:12 | 5.1 | 59.7 | 9.0 | 90.3% | 8.01 | 0.653 | 0.4 | 5.1 |
| 07/30/2008 | 08:55 | 648.8 | 65.6 | N/A | N/A | 8.06 | 0.758 | 0.5 | 8.4 |
| 06/04/2008 | 09:10 | 488.4 | 59.8 | N/A | N/A | 7.77 | 0.679 | 0.4 | 7.0 |
| 03/12/2008 | 13:00 | 29.2 | 41.9 | 14.1 | 111.8% | 8.16 | 0.486 | 0.3 | N/A |
| 01/14/2008 | 11:30 | 111.9 | 39.5 | 12.9 | 99.1% | 8.07 | 0.700 | 0.5 | 5.3 |
| 12/05/2007 | 10:05 | 42.6 | 38.2 | 12.1 | 91.5% | 7.99 | 0.800 | 0.5 | 4.6 |
| 08/16/2007 | 09:50 | 214.2 | 65.4 | 8.7 | 93.0% | 8.09 | 0.797 | 0.5 | 4.0 |
| 06/26/2007 | 09:35 | 365.4 | 65.0 | 14.7 | 156.6% | 7.96 | 0.757 | 0.5 | 6.4 |
| 05/22/2007 | 09:45 | 325.5 | 56.8 | 9.8 | 94.7% | 7.85 | 0.718 | 0.5 | 5.1 |
| 04/12/2007 | 12:15 | 980.4 | 39.2 | 11.8 | 90.4% | 8.09 | 0.463 | 0.3 | 14.2 |
| 03/13/2007 | 11:15 | 77.1 | 43.2 | 10.5 | 84.8% | 8.26 | 0.638 | 0.4 | 3.6 |
| 12/27/2006 | 10:15 | 49.6 | 41.1 | 11.8 | 93.0% | 8.30 | 0.724 | 0.5 | 7.2 |
| 10/19/2006 | 10:00 | 178.5 | 52.7 | 8.4 | 77.3% | 7.90 | 0.610 | 0.4 | N/A |
| 09/19/2006 | 11:25 | 184.2 | 57.6 | 8.6 | 84.0% | 8.03 | 0.579 | 0.4 | N/A |
| 07/18/2006 | 09:40 | 2,419.6 | 69.9 | 7.0 | 78.3% | 7.83 | 0.396 | 0.3 | N/A |
| 05/23/2006 | 10:55 | 145.5 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 04/11/2006 | 09:50 | 25.7 | 48.8 | 4.9 | 44.1% | 8.60 | 0.743 | 0.5 | 8.8 |
| 01/26/2006 | 10:20 | 50.4 | 36.0 | 11.3 | 84.4% | 8.23 | 0.917 | 0.6 | 20.7 |
| 11/22/2005 | 13:30 | 37.3 | 43.5 | 11.0 | 92.3% | 8.37 | 0.808 | 0.5 | 9.6 |
| 10/13/2005 | 09:30 | 231.0 | 56.3 | 7.8 | 77.2% | 8.15 | 0.785 | 0.5 | 6.2 |
| 09/13/2005 | 13:30 | 344.8 | 67.5 | 7.9 | 87.8% | 7.87 | 0.755 | 0.5 | 4.8 |
| 07/21/2005 | 14:00 | 2,419.6 | 70.0 | 7.2 | 82.1% | 7.78 | 0.527 | 0.3 | 16.9 |
| 05/26/2005 | 11:40 | 178.0 | 57.9 | 8.3 | 83.6% | 7.90 | 0.717 | 0.5 | 35.7 |
| 04/19/2005 | 10:35 | 198.9 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 04/14/2005 | 10:45 | 81.2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 03/22/2005 | 11:30 | 88.4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 02/24/2005 | 11:15 | 108.1 | 36.7 | 12.9 | 97.6% | 7.75 | 0.597 | 0.4 | 7.7 |
| 12/16/2004 | 10:55 | 101.4 | 37.0 | 12.1 | 91.1% | 7.77 | 0.698 | 0.5 | 22.9 |
| 10/27/2004 | 10:55 | 41.6 | 53.1 | 6.8 | 64.4% | 7.62 | 0.807 | 0.5 | 6.4 |
| Summary Statistics | Count | 33 | 29 | 26 | 26 | 29 | 29 | 29 | 25 |
| Average | 345.8 | 51.5 | 10.1 | 89.4% | 8.05 | 0.675 | 0.4 | 9.9 | |
| Minumum | 5.1 | 36.0 | 4.9 | 44.1% | 7.62 | 0.396 | 0.3 | 3.6 | |
| Maximum | 2,419.6 | 70.0 | 14.7 | 156.6% | 8.60 | 0.917 | 0.6 | 35.7 | |
| Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for DAV-35 (Davis Creek) between October 2004 and June 2009. This site is located in Section Number 36 of City of Kalamazoo, South side of Cork Street, immediately east of Reliable Disposal. | |||||||||
| 9 out of 33 water sample results exceeded 300 bacteria colonies per 100 ml of water. | |||||||||
| 8 out of 33 water sample results were between 130 and 299 bacteria colonies per 100 ml of water. | |||||||||
| 16 out of 33 water sample results were less than 130 bacteria colonies per 100 ml of water. | |||||||||