Environmental Health Division
(269) 373 - 5337, www.kalcounty.com/eh This report summarizes all water quality data collected at Site ALO-30, Austin Lake Outlet Drain 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) | ||||
| Austin Lake Outlet Drain | ||||
| ALO-30 | South end of Austin Lake at outfall located at East Shore Drive and Woodhams Avenue | City of Portage (36) | ||
| Site Code: ALO-30, Austin Lake Outlet Drain | |||||||||
| 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) |
| 04/03/2007 | 09:50 | 1.0 | 54.2 | 8.7 | 81.0% | 8.63 | 0.540 | 0.4 | 1.4 |
| 04/25/2006 | 10:30 | 248.1 | 55.9 | 9.0 | 89.3% | 8.17 | 0.529 | 0.3 | 3.0 |
| 01/10/2006 | 11:48 | 8.6 | 34.4 | 9.2 | 74.1% | 8.05 | 0.522 | 0.3 | 16.7 |
| 11/01/2005 | 11:00 | 157.6 | 50.7 | 10.7 | 98.1% | 8.56 | 0.496 | 0.3 | 5.2 |
| 09/20/2005 | 10:20 | 17.5 | 68.1 | 6.6 | 75.8% | 8.94 | 0.450 | 0.3 | 3.4 |
| 07/28/2005 | 12:15 | 6.3 | 76.7 | 7.8 | 97.3% | 9.04 | 0.425 | 0.3 | 4.3 |
| 05/19/2005 | 10:15 | 21.6 | 59.2 | 8.2 | 84.1% | 7.93 | 0.521 | 0.3 | 0.5 |
| 04/05/2005 | 11:30 | 1.0 | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| Summary Statistics | Count | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Average | 57.7 | 57.0 | 8.6 | 85.7% | 8.47 | 0.498 | 0.3 | 4.9 | |
| Minumum | 1.0 | 34.4 | 6.6 | 74.1% | 7.93 | 0.425 | 0.3 | 0.5 | |
| Maximum | 248.1 | 76.7 | 10.7 | 98.1% | 9.04 | 0.540 | 0.4 | 16.7 | |
| Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for ALO-30 (Austin Lake Outlet Drain) between April 2005 and April 2007. This site is located in Section Number 36 of City of Portage, South end of Austin Lake at outfall located at East Shore Drive and Woodhams Avenue. | |||||||||
| 0 out of 8 water sample results exceeded 300 bacteria colonies per 100 ml of water. | |||||||||
| 2 out of 8 water sample results were between 130 and 299 bacteria colonies per 100 ml of water. | |||||||||
| 6 out of 8 water sample results were less than 130 bacteria colonies per 100 ml of water. | |||||||||