Environmental Health Division
(269) 373 - 5337, www.kalcounty.com/eh This report summarizes all water quality data collected at Site GOL-DB, Gourdneck Lake 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 Lake | ||||
| GOL-DB | Deep Basin of Gourdneck Lake for Cooperative Lakes Monitoring Program | City of Portage (34) | ||
| Site Code: GOL-DB, Gourdneck Lake | |||||||||
| 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) |
| 10/27/2004 | 14:00 | 3.0 | 54.8 | 7.1 | 68.0% | 7.63 | 0.431 | 0.3 | 6.3 |
| 06/04/2004 | 14:00 | 2.0 | 69.8 | 9.0 | 103.3% | 8.31 | 0.363 | 0.2 | 0.3 |
| 10/17/2003 | 13:30 | 3.1 | 56.8 | 8.3 | 81.9% | 8.49 | 0.364 | 0.2 | 1.5 |
| 07/29/2003 | 10:45 | 5.2 | 76.7 | 8.5 | 105.4% | 8.68 | 0.355 | 0.2 | 5.3 |
| Summary Statistics | Count | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Average | 3.3 | 64.5 | 8.2 | 89.7% | 8.28 | 0.378 | 0.2 | 3.4 | |
| Minumum | 2.0 | 54.8 | 7.1 | 68.0% | 7.63 | 0.355 | 0.2 | 0.3 | |
| Maximum | 5.2 | 76.7 | 9.0 | 105.4% | 8.68 | 0.431 | 0.3 | 6.3 | |
| Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for GOL-DB (Gourdneck Lake) between July 2003 and October 2004. This site is located in Section Number 34 of City of Portage, Deep Basin of Gourdneck Lake for Cooperative Lakes Monitoring Program. | |||||||||
| 0 out of 4 water sample results exceeded 300 bacteria colonies per 100 ml of water. | |||||||||
| 0 out of 4 water sample results were between 130 and 299 bacteria colonies per 100 ml of water. | |||||||||
| 4 out of 4 water sample results were less than 130 bacteria colonies per 100 ml of water. | |||||||||