Environmental Health Bureau
(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 Bureau staff.

Gourdneck Creek above Sunset Lake (State of Michigan Basin ID #: 34 51)
       Gourdneck Lake
              GOL-DBDeep Basin of Gourdneck Lake for Cooperative Lakes Monitoring ProgramCity of Portage (34)


Site Code: GOL-DB, Gourdneck Lake
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
10/27/200414:003.054.87.168.0%7.630.4310.36.3
06/04/200414:002.069.89.0103.3%8.310.3630.20.3
10/17/200313:303.156.88.381.9%8.490.3640.21.5
07/29/200310:455.276.78.5105.4%8.680.3550.25.3
Summary
Statistics
Count44444444
Average3.364.58.289.7%8.280.3780.23.4
Minumum2.054.87.168.0%7.630.3550.20.3
Maximum5.276.79.0105.4%8.680.4310.36.3
 
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.