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

This report summarizes all water quality data collected at Site AUL-05, Austin 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 Bureau staff.

Gourdneck Creek above Sunset Lake (State of Michigan Basin ID #: 34 51)
       Austin Lake
              AUL-05MDNR Public access boat launch siteCity of Portage (26)


Site Code: AUL-05, Austin Lake
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
11/01/200514:108.450.511.2102.3%8.810.5170.32.4
09/20/200513:551.070.68.699.6%8.770.4740.30.4
07/28/200514:381.079.27.392.1%8.740.4410.31.0
05/19/200509:4510.960.08.991.6%8.140.5260.33.8
04/05/200513:301.0N/AN/AN/AN/AN/AN/AN/A
09/03/200410:505.275.65.262.3%8.500.4620.30.5
08/12/200414:001.068.57.988.8%8.810.4140.31.6
06/02/200412:206.368.38.596.4%8.360.4370.32.1
09/17/200314:054.172.48.499.6%9.010.4350.30.0
08/13/200311:5524.675.67.491.1%8.560.4610.31.9
07/08/200311:3414.880.87.597.6%8.470.4630.36.7
06/10/200312:435.268.49.5108.7%8.310.4840.31.8
11/20/200212:301.0N/AN/AN/AN/AN/AN/AN/A
11/06/200212:101.0N/AN/AN/AN/AN/AN/AN/A
10/16/200212:301.0N/AN/AN/AN/AN/AN/AN/A
10/02/200213:0012.1N/AN/AN/AN/AN/AN/AN/A
09/18/200212:502.0N/AN/AN/AN/AN/AN/AN/A
09/04/200213:006.3N/AN/AN/AN/AN/AN/AN/A
08/21/200214:0021.1N/AN/AN/AN/AN/AN/AN/A
08/07/200213:401.0N/AN/AN/AN/AN/AN/AN/A
07/24/200211:309.6N/AN/AN/AN/AN/AN/AN/A
07/10/200213:50101.0N/AN/AN/AN/AN/AN/AN/A
06/26/200200:0021.8N/AN/AN/AN/AN/AN/AN/A
06/12/200211:303.1N/AN/AN/AN/AN/AN/AN/A
05/29/200211:104.1N/AN/AN/AN/AN/AN/AN/A
08/21/200110:154.168.8N/AN/AN/AN/AN/AN/A
08/07/200110:271.082.8N/AN/AN/AN/AN/AN/A
07/24/200110:0556.380.5N/AN/AN/AN/AN/AN/A
07/10/200111:161.080.0N/AN/AN/AN/AN/AN/A
06/26/200111:256.380.0N/AN/AN/AN/AN/AN/A
06/12/200111:3022.874.0N/AN/AN/AN/AN/AN/A
05/30/200111:038.664.8N/AN/AN/AN/AN/AN/A
05/15/200111:0031.862.8N/AN/AN/AN/AN/AN/A
05/01/200111:362.066.1N/AN/AN/AN/AN/AN/A
Summary
Statistics
Count3420111111111111
Average11.871.58.293.6%8.590.4650.32.0
Minumum1.050.55.262.3%8.140.4140.30.0
Maximum101.082.811.2108.7%9.010.5260.36.7
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for AUL-05 (Austin Lake) between May 2001 and November 2005. This site is located in Section Number 26 of City of Portage, MDNR Public access boat launch site.
 
 0 out of 34 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 0 out of 34 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 34 out of 34 water sample results were less than 130 bacteria colonies per 100 ml of water.