Environmental Health Division
(269) 373 - 5337, www.kalcounty.com/eh This report summarizes all water quality data collected at Site GOU-10, Gourdneck Creek in the Gourdneck Creek above Sunset Lake Basin of the Portage River Sub-Watershed, which is part of the larger St. Joseph River Watershed. (see map to the right) Water sampling and measurements are conducted by Environmental Health Division staff. |
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| Gourdneck Creek above Sunset Lake (State of Michigan Basin ID #: 34 51) | ||||
| Gourdneck Creek | ||||
| GOU-10 | West side of Oakland Drive, south of Osterhout Avenue | Schoolcraft Township (5) | ||
| Site Code: GOU-10, Gourdneck 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) |
| 06/02/2009 | 09:20 | 53.8 | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 |
| 04/09/2009 | 14:00 | 9.8 | 50.7 | 6.5 | 58.2% | 8.81 | 0.435 | 0.3 | 2.6 |
| 11/25/2008 | 11:35 | 101.4 | 37.0 | 10.9 | 80.8% | 8.61 | 0.451 | 0.3 | 1.7 |
| 09/30/2008 | 12:00 | 123.6 | 64.5 | 5.7 | 60.5% | 7.10 | 0.398 | 0.3 | 2.2 |
| 08/05/2008 | 12:20 | 88.0 | 77.3 | 4.2 | 51.3% | 7.73 | 0.436 | 0.3 | 1.4 |
| 06/12/2008 | 13:45 | 46.4 | 78.8 | N/A | N/A | 7.78 | 0.436 | 0.3 | 1.8 |
| 03/20/2008 | 10:00 | 16.1 | 36.1 | 12.3 | 89.5% | 7.91 | 0.398 | 0.3 | 1.9 |
| 03/05/2008 | 08:35 | 7.3 | 35.1 | 11.3 | 81.1% | 7.81 | 0.425 | 0.3 | 3.1 |
| 04/03/2007 | 11:15 | 21.6 | 53.9 | 8.5 | 78.7% | 8.33 | 0.465 | 0.3 | 0.9 |
| 01/09/2007 | 13:35 | 21.3 | 34.1 | 14.7 | 104.3% | 8.48 | 0.417 | 0.3 | 3.1 |
| 10/31/2006 | 10:32 | 31.8 | 50.3 | 9.9 | 88.5% | 8.21 | 0.445 | 0.3 | 0.9 |
| 08/03/2006 | 11:35 | 272.3 | 78.8 | 2.4 | 29.8% | 7.63 | 0.405 | 0.3 | N/A |
| 05/16/2006 | 08:05 | 22.5 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 04/06/2006 | 12:00 | 8.4 | 51.8 | 5.0 | 46.7% | 8.76 | 0.467 | 0.3 | 8.3 |
| 01/10/2006 | 12:40 | 3.1 | 36.1 | 11.0 | 81.8% | 8.08 | 0.443 | 0.3 | 4.5 |
| 11/01/2005 | 13:00 | 31.3 | 52.5 | 9.4 | 87.8% | 8.17 | 0.463 | 0.3 | 2.0 |
| 09/20/2005 | 11:55 | 101.4 | 67.8 | 4.7 | 54.0% | 7.65 | 0.443 | 0.3 | 1.7 |
| 07/28/2005 | 14:10 | 60.2 | 77.3 | 6.2 | 76.1% | 7.68 | 0.420 | 0.3 | 0.9 |
| 05/19/2005 | 12:30 | 33.1 | 60.3 | 7.2 | 74.3% | 7.82 | 0.468 | 0.3 | 2.0 |
| 04/05/2005 | 13:00 | 7.5 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 03/08/2005 | 12:30 | 22.6 | 36.6 | 10.5 | 78.8% | 7.49 | 0.420 | 0.3 | 3.2 |
| 01/12/2005 | 11:20 | 4.1 | 35.0 | 10.0 | 73.3% | 7.60 | 0.438 | 0.3 | 5.7 |
| 11/10/2004 | 10:40 | 19.9 | 41.3 | 10.1 | 81.2% | 7.68 | 0.451 | 0.3 | 2.4 |
| 10/07/2004 | 11:00 | 18.9 | 54.0 | 7.0 | 66.7% | 7.77 | 0.451 | 0.3 | 1.0 |
| 09/09/2004 | 08:10 | 59.4 | 66.7 | 3.3 | 36.3% | 7.53 | 0.435 | 0.3 | 2.8 |
| 08/12/2004 | 13:51 | 51.2 | 63.5 | 5.7 | 60.9% | 7.45 | 0.403 | 0.3 | 2.6 |
| 07/07/2004 | 11:17 | 86.2 | 75.5 | 4.7 | 57.6% | 7.39 | 0.343 | 0.2 | 3.1 |
| 05/21/2004 | 11:37 | 79.4 | 70.8 | 5.8 | 67.7% | 7.68 | 0.404 | 0.3 | 1.7 |
| 04/28/2004 | 13:29 | 9.7 | 52.7 | 9.5 | 89.7% | 8.30 | 0.431 | 0.3 | 2.3 |
| 02/18/2004 | 10:35 | 2.0 | 33.3 | 10.8 | 77.9% | 7.76 | 0.460 | 0.3 | 5.6 |
| 01/29/2004 | 10:40 | 4.1 | 33.5 | 9.2 | 66.1% | 7.67 | 0.438 | 0.3 | 5.3 |
| 01/08/2004 | 10:56 | 2.0 | 33.9 | 14.2 | 103.0% | 7.98 | 0.414 | 0.3 | 3.8 |
| 11/13/2003 | 14:20 | 59.8 | 38.8 | 12.0 | 94.3% | 8.79 | 0.391 | 0.3 | 5.2 |
| 10/30/2003 | 12:40 | 6.3 | 45.2 | 11.4 | 96.2% | 8.92 | 0.393 | 0.3 | 2.0 |
| 10/02/2003 | 12:30 | 24.0 | 45.7 | 9.0 | 77.3% | 8.84 | 0.393 | 0.3 | 2.0 |
| 09/17/2003 | 13:45 | 124.6 | 69.6 | 6.2 | 70.4% | 7.81 | 0.397 | 0.3 | 0.0 |
| 09/03/2003 | 11:32 | 47.1 | 68.6 | 6.6 | 76.0% | 7.94 | 0.376 | 0.2 | 0.5 |
| 08/27/2003 | 12:17 | 95.9 | 77.5 | 3.8 | 46.8% | 7.61 | 0.379 | 0.2 | 0.2 |
| 08/13/2003 | 09:50 | 29.8 | 72.3 | 3.4 | 40.2% | 7.64 | 0.361 | 0.2 | 2.1 |
| 07/30/2003 | 10:51 | 56.1 | 72.1 | 3.5 | 41.9% | 7.66 | 0.425 | 0.3 | 6.9 |
| 07/16/2003 | 12:15 | 58.3 | 73.8 | 5.5 | 66.6% | 7.86 | 0.419 | 0.3 | 5.1 |
| 07/01/2003 | 10:17 | 157.6 | 72.6 | 4.7 | 55.5% | 7.54 | 0.424 | 0.3 | 0.9 |
| 06/17/2003 | 12:25 | 90.7 | 74.7 | 6.6 | 80.7% | 7.64 | 0.429 | 0.3 | 4.9 |
| 06/03/2003 | 12:40 | 47.1 | 65.1 | 8.4 | 93.1% | 7.87 | 0.426 | 0.3 | 2.0 |
| 05/23/2003 | 11:40 | 83.9 | 62.8 | 8.0 | 85.3% | 7.93 | 0.431 | 0.3 | 0.2 |
| 03/26/2003 | 12:25 | 4.1 | 57.7 | 11.7 | 109.3% | 7.19 | 0.427 | 0.3 | N/A |
| 03/06/2003 | 11:30 | 2.0 | 34.2 | 14.4 | 103.9% | 7.87 | 0.536 | 0.3 | N/A |
| 11/20/2002 | 13:55 | 4.1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 11/06/2002 | 13:35 | 28.1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 10/16/2002 | 13:45 | 43.2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 05/15/2002 | 11:45 | 9.5 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 09/25/2001 | 10:52 | 90.7 | 52.6 | N/A | N/A | N/A | N/A | N/A | N/A |
| 09/18/2001 | 10:06 | 53.8 | 61.9 | N/A | N/A | N/A | N/A | N/A | N/A |
| 08/21/2001 | 11:20 | 60.1 | 65.5 | N/A | N/A | N/A | N/A | N/A | N/A |
| 08/07/2001 | 11:11 | 54.6 | 78.8 | N/A | N/A | N/A | N/A | N/A | N/A |
| 07/24/2001 | 11:26 | 131.7 | 70.1 | N/A | N/A | N/A | N/A | N/A | N/A |
| 07/10/2001 | 12:06 | 53.8 | 75.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 06/26/2001 | 13:00 | 27.5 | 79.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 06/12/2001 | 12:25 | 59.1 | 74.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 05/30/2001 | 12:15 | 13.4 | 65.0 | N/A | N/A | N/A | N/A | N/A | N/A |
| 05/15/2001 | 13:00 | 11.0 | 64.1 | N/A | N/A | N/A | N/A | N/A | N/A |
| 05/01/2001 | 10:23 | 16.8 | 65.9 | N/A | N/A | N/A | N/A | N/A | N/A |
| Summary Statistics | Count | 62 | 55 | 43 | 43 | 44 | 44 | 44 | 42 |
| Average | 47.8 | 58.6 | 8.0 | 73.0% | 7.91 | 0.425 | 0.3 | 2.7 | |
| Minumum | 2.0 | 33.3 | 2.4 | 29.8% | 7.10 | 0.343 | 0.2 | 0.0 | |
| Maximum | 272.3 | 79.0 | 14.7 | 109.3% | 8.92 | 0.536 | 0.3 | 8.3 | |
| Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for GOU-10 (Gourdneck Creek) between May 2001 and June 2009. This site is located in Section Number 5 of Schoolcraft Township, West side of Oakland Drive, south of Osterhout Avenue. | |||||||||
| 0 out of 62 water sample results exceeded 300 bacteria colonies per 100 ml of water. | |||||||||
| 3 out of 62 water sample results were between 130 and 299 bacteria colonies per 100 ml of water. | |||||||||
| 59 out of 62 water sample results were less than 130 bacteria colonies per 100 ml of water. | |||||||||