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

This report summarizes all water quality data collected from Sherman Lake, which is part of the Gull Creek Sub-Watershed, which is part of the larger Kalamazoo River Watershed. (see map to the right)

Water sampling and measurements are conducted by Environmental Health Bureau staff.

Gull Creek at Gage #04105800 (State of Michigan Basin ID #: 17 50)
       Sherman Lake
              SHL-05MDNR Public access boat launch siteRoss Township (29)


Site Code: SHL-05, Sherman Lake
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
11/29/200510:3517.840.39.575.5%8.140.2000.11.9
10/20/200510:051.058.27.269.6%8.330.1870.16.2
09/15/200514:108.574.88.9107.1%9.040.1760.13.1
08/04/200510:202.082.67.396.7%8.860.1760.14.2
06/16/200510:152.075.26.179.7%8.490.1970.17.7
04/21/200512:5043.5N/AN/AN/AN/AN/AN/AN/A
04/05/200512:001.0N/AN/AN/AN/AN/AN/AN/A
09/09/200412:201.076.16.577.6%8.630.1760.12.0
09/02/200413:286.277.47.590.6%8.570.1740.10.7
08/06/200413:502.077.57.390.2%8.760.1630.11.4
07/01/200409:301.075.19.3112.2%8.540.1770.11.7
05/28/200411:001.066.39.1101.5%8.530.1810.11.6
08/18/200310:556.380.07.798.7%8.480.1480.10.8
07/14/200311:105.279.18.1103.0%8.650.1800.16.7
06/16/200312:254.173.88.7105.2%8.350.1860.12.8
05/13/200312:578.357.97.777.3%8.130.1960.12.8
11/14/200215:051.0N/AN/AN/AN/AN/AN/AN/A
10/24/200213:401.0N/AN/AN/AN/AN/AN/AN/A
10/10/200212:553.0N/AN/AN/AN/AN/AN/AN/A
09/26/200214:452.0N/AN/AN/AN/AN/AN/AN/A
09/12/200213:201.0N/AN/AN/AN/AN/AN/AN/A
08/29/200213:101.0N/AN/AN/AN/AN/AN/AN/A
08/15/200214:303.1N/AN/AN/AN/AN/AN/AN/A
08/01/200215:05307.6N/AN/AN/AN/AN/AN/AN/A
07/18/200214:50344.8N/AN/AN/AN/AN/AN/AN/A
06/20/200214:203.0N/AN/AN/AN/AN/AN/AN/A
05/16/200212:201.058.0N/AN/AN/AN/AN/AN/A
08/13/200110:056.380.6N/AN/AN/AN/AN/AN/A
07/30/200110:122.076.9N/AN/AN/AN/AN/AN/A
07/16/200110:10290.9N/AN/AN/AN/AN/AN/AN/A
07/05/200112:504.178.0N/AN/AN/AN/AN/AN/A
06/18/200111:086.275.0N/AN/AN/AN/AN/AN/A
06/04/200111:251.065.0N/AN/AN/AN/AN/AN/A
05/21/200110:5824.370.0N/AN/AN/AN/AN/AN/A
05/07/200109:371.063.9N/AN/AN/AN/AN/AN/A
Summary
Statistics
Count3522141414141414
Average31.971.07.991.8%8.540.1800.13.1
Minumum1.040.36.169.6%8.130.1480.10.7
Maximum344.882.69.5112.2%9.040.2000.17.7
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for SHL-05 (Sherman Lake) between May 2001 and November 2005. This site is located in Section Number 29 of Ross Township, MDNR Public access boat launch site.
 
 2 out of 35 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 1 out of 35 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 32 out of 35 water sample results were less than 130 bacteria colonies per 100 ml of water.