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

This report summarizes all water quality data collected at Site HWL-05, Howard Lake in the Portage Creek at Mouth S-River 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.

Portage Creek at Mouth S-River (State of Michigan Basin ID #: 34 52)
       Howard Lake
              HWL-05South end of lake @ private boat launchSchoolcraft Township (33)


Site Code: HWL-05, Howard Lake
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
08/27/200309:3032.379.57.898.6%8.360.3920.38.3
07/16/200310:051.076.18.1100.3%8.470.4000.310.3
11/21/200209:003.1N/AN/AN/AN/AN/AN/AN/A
11/07/200209:306.3N/AN/AN/AN/AN/AN/AN/A
10/17/200209:305.2N/AN/AN/AN/AN/AN/AN/A
10/03/200209:303.1N/AN/AN/AN/AN/AN/AN/A
09/19/200210:0040.4N/AN/AN/AN/AN/AN/AN/A
09/05/200209:303.1N/AN/AN/AN/AN/AN/AN/A
08/22/200208:452.0N/AN/AN/AN/AN/AN/AN/A
07/25/200210:001.0N/AN/AN/AN/AN/AN/AN/A
07/11/200211:002.0N/AN/AN/AN/AN/AN/AN/A
06/27/200207:45119.8N/AN/AN/AN/AN/AN/AN/A
06/13/200209:0010.6N/AN/AN/AN/AN/AN/AN/A
05/30/200210:001.0N/AN/AN/AN/AN/AN/AN/A
08/22/200112:06648.873.6N/AN/AN/AN/AN/AN/A
08/08/200112:43920.888.4N/AN/AN/AN/AN/AN/A
07/25/200111:22238.278.0N/AN/AN/AN/AN/AN/A
07/11/200111:164.175.0N/AN/AN/AN/AN/AN/A
06/27/200111:353.182.0N/AN/AN/AN/AN/AN/A
06/13/200110:531.079.0N/AN/AN/AN/AN/AN/A
05/31/200111:251.067.3N/AN/AN/AN/AN/AN/A
05/16/200112:0024.368.9N/AN/AN/AN/AN/AN/A
05/02/200111:361.064.1N/AN/AN/AN/AN/AN/A
Summary
Statistics
Count2311222222
Average90.175.67.999.5%8.420.3960.39.3
Minumum1.064.17.898.6%8.360.3920.38.3
Maximum920.888.48.1100.3%8.470.4000.310.3
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for HWL-05 (Howard Lake) between May 2001 and August 2003. This site is located in Section Number 33 of Schoolcraft Township, South end of lake @ private boat launch.
 
 2 out of 23 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 1 out of 23 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 20 out of 23 water sample results were less than 130 bacteria colonies per 100 ml of water.