Environmental Health Bureau
(269) 373 - 5337, www.kalcounty.com/eh

This report summarizes all water quality data collected from West Lake, which is part 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 Bureau staff.

Gourdneck Canal at Gage #04097195 (State of Michigan Basin ID #: 34 50)
       West Lake
              WSL-05Boat ramp access @ Shady Lane and Lakeview DriveCity of Portage (27)


Site Code: WSL-05, West Lake
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
11/01/200513:3032.350.110.494.5%8.470.4350.35.9
09/20/200513:301.071.68.8107.0%8.860.4150.34.5
07/28/200514:505.281.07.496.0%8.550.3910.35.3
05/19/200511:4518.959.78.788.8%8.170.3990.33.3
04/05/200513:401.0N/AN/AN/AN/AN/AN/AN/A
09/03/200410:3062.475.15.463.4%8.430.4100.34.5
08/12/200414:1575.470.17.788.7%8.600.3700.25.6
06/02/200412:4819.968.28.899.7%8.660.3790.25.5
09/17/200314:349.772.38.6100.9%9.030.4190.34.8
08/13/200312:10137.476.17.897.0%8.830.4240.36.5
07/08/200311:4926.281.87.7100.7%8.630.4350.38.2
06/10/200312:5817.167.78.798.5%8.390.4380.33.7
11/20/200212:102.0N/AN/AN/AN/AN/AN/AN/A
11/06/200211:5545.0N/AN/AN/AN/AN/AN/AN/A
10/16/200212:0528.8N/AN/AN/AN/AN/AN/AN/A
10/02/200212:4083.9N/AN/AN/AN/AN/AN/AN/A
09/18/200212:30365.4N/AN/AN/AN/AN/AN/AN/A
09/04/200212:3521.3N/AN/AN/AN/AN/AN/AN/A
08/21/200213:3031.3N/AN/AN/AN/AN/AN/AN/A
08/07/200213:2549.6N/AN/AN/AN/AN/AN/AN/A
07/24/200213:0017.5N/AN/AN/AN/AN/AN/AN/A
07/10/200213:20110.0N/AN/AN/AN/AN/AN/AN/A
06/26/200211:302,419.2N/AN/AN/AN/AN/AN/AN/A
06/12/200211:128.6N/AN/AN/AN/AN/AN/AN/A
05/29/200210:5024.3N/AN/AN/AN/AN/AN/AN/A
08/21/200110:0511.069.8N/AN/AN/AN/AN/AN/A
08/07/200110:177.480.5N/AN/AN/AN/AN/AN/A
07/24/200109:52125.979.0N/AN/AN/AN/AN/AN/A
07/10/200111:057.478.0N/AN/AN/AN/AN/AN/A
06/26/200111:117.478.0N/AN/AN/AN/AN/AN/A
06/12/200111:1512.072.0N/AN/AN/AN/AN/AN/A
05/30/200110:527.460.3N/AN/AN/AN/AN/AN/A
05/15/200111:1116.163.4N/AN/AN/AN/AN/AN/A
05/01/200113:553.167.9N/AN/AN/AN/AN/AN/A
Summary
Statistics
Count3420111111111111
Average112.171.18.294.1%8.600.4100.35.3
Minumum1.050.15.463.4%8.170.3700.23.3
Maximum2,419.281.810.4107.0%9.030.4380.38.2
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for WSL-05 (West Lake) between May 2001 and November 2005. This site is located in Section Number 27 of City of Portage, Boat ramp access @ Shady Lane and Lakeview Drive.
 
 2 out of 34 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 1 out of 34 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 31 out of 34 water sample results were less than 130 bacteria colonies per 100 ml of water.