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

This report summarizes all water quality data collected from Gourdneck Creek, 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 Creek above Sunset Lake (State of Michigan Basin ID #: 34 51)
       Gourdneck Creek
              GOU-10West side of Oakland Drive, south of Osterhout AvenueSchoolcraft Township (5)
              GOU-15Inlet to Gourdneck lake @ West endSchoolcraft Township (3)
              GOU-25West side of Portage Road, south of Mandigo AvenueSchoolcraft Township (3)
              GOU-30West side of South 23rd Street, south of East 'TU' AvenueSchoolcraft Township (1)


Site Code: GOU-10, Gourdneck Creek
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
06/02/200909:2053.8N/AN/AN/AN/AN/AN/A2.0
04/09/200914:009.850.76.558.2%8.810.4350.32.6
11/25/200811:35101.437.010.980.8%8.610.4510.31.7
09/30/200812:00123.664.55.760.5%7.100.3980.32.2
08/05/200812:2088.077.34.251.3%7.730.4360.31.4
06/12/200813:4546.478.8N/AN/A7.780.4360.31.8
03/20/200810:0016.136.112.389.5%7.910.3980.31.9
03/05/200808:357.335.111.381.1%7.810.4250.33.1
04/03/200711:1521.653.98.578.7%8.330.4650.30.9
01/09/200713:3521.334.114.7104.3%8.480.4170.33.1
10/31/200610:3231.850.39.988.5%8.210.4450.30.9
08/03/200611:35272.378.82.429.8%7.630.4050.3N/A
05/16/200608:0522.5N/AN/AN/AN/AN/AN/AN/A
04/06/200612:008.451.85.046.7%8.760.4670.38.3
01/10/200612:403.136.111.081.8%8.080.4430.34.5
11/01/200513:0031.352.59.487.8%8.170.4630.32.0
09/20/200511:55101.467.84.754.0%7.650.4430.31.7
07/28/200514:1060.277.36.276.1%7.680.4200.30.9
05/19/200512:3033.160.37.274.3%7.820.4680.32.0
04/05/200513:007.5N/AN/AN/AN/AN/AN/AN/A
03/08/200512:3022.636.610.578.8%7.490.4200.33.2
01/12/200511:204.135.010.073.3%7.600.4380.35.7
11/10/200410:4019.941.310.181.2%7.680.4510.32.4
10/07/200411:0018.954.07.066.7%7.770.4510.31.0
09/09/200408:1059.466.73.336.3%7.530.4350.32.8
08/12/200413:5151.263.55.760.9%7.450.4030.32.6
07/07/200411:1786.275.54.757.6%7.390.3430.23.1
05/21/200411:3779.470.85.867.7%7.680.4040.31.7
04/28/200413:299.752.79.589.7%8.300.4310.32.3
02/18/200410:352.033.310.877.9%7.760.4600.35.6
01/29/200410:404.133.59.266.1%7.670.4380.35.3
01/08/200410:562.033.914.2103.0%7.980.4140.33.8
11/13/200314:2059.838.812.094.3%8.790.3910.35.2
10/30/200312:406.345.211.496.2%8.920.3930.32.0
10/02/200312:3024.045.79.077.3%8.840.3930.32.0
09/17/200313:45124.669.66.270.4%7.810.3970.30.0
09/03/200311:3247.168.66.676.0%7.940.3760.20.5
08/27/200312:1795.977.53.846.8%7.610.3790.20.2
08/13/200309:5029.872.33.440.2%7.640.3610.22.1
07/30/200310:5156.172.13.541.9%7.660.4250.36.9
07/16/200312:1558.373.85.566.6%7.860.4190.35.1
07/01/200310:17157.672.64.755.5%7.540.4240.30.9
06/17/200312:2590.774.76.680.7%7.640.4290.34.9
06/03/200312:4047.165.18.493.1%7.870.4260.32.0
05/23/200311:4083.962.88.085.3%7.930.4310.30.2
03/26/200312:254.157.711.7109.3%7.190.4270.3N/A
03/06/200311:302.034.214.4103.9%7.870.5360.3N/A
11/20/200213:554.1N/AN/AN/AN/AN/AN/AN/A
11/06/200213:3528.1N/AN/AN/AN/AN/AN/AN/A
10/16/200213:4543.2N/AN/AN/AN/AN/AN/AN/A
05/15/200211:459.5N/AN/AN/AN/AN/AN/AN/A
09/25/200110:5290.752.6N/AN/AN/AN/AN/AN/A
09/18/200110:0653.861.9N/AN/AN/AN/AN/AN/A
08/21/200111:2060.165.5N/AN/AN/AN/AN/AN/A
08/07/200111:1154.678.8N/AN/AN/AN/AN/AN/A
07/24/200111:26131.770.1N/AN/AN/AN/AN/AN/A
07/10/200112:0653.875.0N/AN/AN/AN/AN/AN/A
06/26/200113:0027.579.0N/AN/AN/AN/AN/AN/A
06/12/200112:2559.174.0N/AN/AN/AN/AN/AN/A
05/30/200112:1513.465.0N/AN/AN/AN/AN/AN/A
05/15/200113:0011.064.1N/AN/AN/AN/AN/AN/A
05/01/200110:2316.865.9N/AN/AN/AN/AN/AN/A
Summary
Statistics
Count6255434344444442
Average47.858.68.073.0%7.910.4250.32.7
Minumum2.033.32.429.8%7.100.3430.20.0
Maximum272.379.014.7109.3%8.920.5360.38.3
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for GOU-10 (Gourdneck Creek) between May 2001 and June 2009. This site is located in Section Number 5 of Schoolcraft Township, West side of Oakland Drive, south of Osterhout Avenue.
 
 0 out of 62 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 3 out of 62 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 59 out of 62 water sample results were less than 130 bacteria colonies per 100 ml of water.
  

Site Code: GOU-15, Gourdneck Creek
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
05/15/200210:5033.7N/AN/AN/AN/AN/AN/AN/A
09/18/200110:20517.259.8N/AN/AN/AN/AN/AN/A
08/21/200110:32228.268.1N/AN/AN/AN/AN/AN/A
08/07/200110:41238.274.3N/AN/AN/AN/AN/AN/A
07/24/200110:201,119.972.7N/AN/AN/AN/AN/AN/A
07/10/200111:30285.174.0N/AN/AN/AN/AN/AN/A
06/26/200111:55727.076.0N/AN/AN/AN/AN/AN/A
06/12/200111:452,419.272.0N/AN/AN/AN/AN/AN/A
05/30/200111:23159.760.5N/AN/AN/AN/AN/AN/A
05/15/200111:30261.362.8N/AN/AN/AN/AN/AN/A
05/01/200110:4632.361.9N/AN/AN/AN/AN/AN/A
Summary
Statistics
Count1110000000
Average547.468.2
Minumum32.359.8
Maximum2,419.276.0
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for GOU-15 (Gourdneck Creek) between May 2001 and May 2002. This site is located in Section Number 3 of Schoolcraft Township, Inlet to Gourdneck lake @ West end.
 
 4 out of 11 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 5 out of 11 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 2 out of 11 water sample results were less than 130 bacteria colonies per 100 ml of water.
  

Site Code: GOU-25, Gourdneck Creek
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
06/02/200909:10186.0N/AN/AN/AN/AN/AN/A1.7
04/09/200913:351.048.56.959.5%8.690.4100.31.2
11/25/200811:1024.640.39.976.9%8.520.4010.31.3
09/30/200811:3545.766.75.660.8%8.160.3630.21.9
08/05/200810:5065.777.84.453.9%8.030.3850.32.2
06/12/200813:2098.875.98.398.8%8.200.4170.31.8
03/20/200809:5011.038.911.083.9%8.160.4070.31.1
03/05/200808:203.134.812.589.6%8.080.4320.31.5
04/03/200710:5018.750.48.878.6%8.250.4380.31.0
01/09/200712:457.437.912.493.2%8.530.4160.31.1
10/31/200610:103.149.88.071.0%7.950.4220.30.7
05/16/200608:40110.0N/AN/AN/AN/AN/AN/AN/A
04/06/200611:3015.347.25.447.3%8.720.4420.36.0
01/10/200612:106.337.010.076.1%8.100.4600.33.4
11/01/200512:1065.052.87.368.5%7.890.4450.32.4
09/20/200511:1590.968.74.550.8%7.710.4190.32.3
07/28/200513:4593.377.86.480.1%8.120.3760.20.7
05/19/200512:15146.757.89.494.3%8.250.4370.32.3
04/05/200512:355.2N/AN/AN/AN/AN/AN/AN/A
03/08/200511:5510.737.010.579.7%7.990.4310.32.7
01/12/200511:058.435.810.679.7%7.740.4350.34.2
11/10/200410:2521.647.77.767.3%7.540.4440.34.9
10/07/200410:4529.258.25.353.3%7.890.4020.35.8
09/09/200408:4036.868.02.829.9%7.580.4220.30.6
08/12/200414:3218.767.74.954.9%7.620.3800.20.5
07/07/200411:30133.474.54.554.8%7.730.3600.21.8
05/21/200412:0042.867.85.866.0%7.780.3790.21.4
04/28/200413:4517.359.211.2114.4%8.420.3990.31.2
02/18/200410:501.034.611.383.1%8.180.4070.39.5
01/29/200412:341.033.712.085.7%8.130.3970.35.9
01/08/200411:1714.532.712.387.9%8.070.3900.32.0
11/13/200314:1214.544.89.784.5%8.580.3840.32.0
10/30/200312:1146.750.110.190.2%8.820.3790.22.0
10/02/200313:0049.653.76.763.9%8.680.3820.21.8
09/17/200313:5473.871.85.969.7%7.870.3700.20.4
09/03/200309:3063.870.27.181.6%8.350.3620.21.3
08/27/200314:00165.879.45.266.0%7.740.3500.23.8
08/13/200311:27161.674.35.060.8%7.900.3540.21.9
07/30/200311:1084.273.24.554.0%7.850.3710.22.0
07/16/200312:30135.474.46.173.9%8.160.3660.249.4
07/01/200310:37137.673.36.678.1%8.060.3920.30.8
06/17/200311:4072.370.56.879.4%8.020.3940.33.1
06/03/200311:45113.762.69.4100.6%8.230.3950.31.9
05/23/200311:53187.260.19.093.0%8.270.4030.30.0
03/26/200310:257.447.915.3126.1%7.100.4440.3N/A
03/06/200312:101.036.315.0112.7%8.300.4050.3N/A
11/20/200213:001.0N/AN/AN/AN/AN/AN/AN/A
11/06/200212:404.1N/AN/AN/AN/AN/AN/AN/A
10/16/200213:0557.6N/AN/AN/AN/AN/AN/AN/A
05/15/200212:2786.2N/AN/AN/AN/AN/AN/AN/A
Summary
Statistics
Count5043434343434342
Average55.956.38.276.2%8.090.4020.33.4
Minumum1.032.72.829.9%7.100.3500.20.0
Maximum187.279.415.3126.1%8.820.4600.349.4
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for GOU-25 (Gourdneck Creek) between May 2002 and June 2009. This site is located in Section Number 3 of Schoolcraft Township, West side of Portage Road, south of Mandigo Avenue.
 
 0 out of 50 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 8 out of 50 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 42 out of 50 water sample results were less than 130 bacteria colonies per 100 ml of water.
  

Site Code: GOU-30, Gourdneck Creek
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
06/02/200908:4567.0N/AN/AN/AN/AN/AN/A0.9
04/09/200913:2012.147.06.454.6%8.630.4120.31.1
11/25/200810:55238.236.89.267.6%8.150.4150.31.2
09/30/200811:1586.063.61.718.1%7.620.3780.21.9
08/05/200822:3088.474.40.89.1%7.370.4000.32.2
08/05/200810:3088.474.40.891.0%7.370.4000.32.2
06/12/200813:05108.174.74.046.9%7.360.4220.32.1
03/20/200809:3522.836.112.390.0%7.780.4130.31.4
03/05/200808:0044.132.411.982.2%7.910.4240.31.5
04/03/200710:3543.750.77.062.1%7.970.4350.31.2
01/09/200712:3046.435.412.086.6%8.180.4210.32.8
10/31/200609:4871.250.86.860.6%7.720.4270.30.8
08/03/200611:151,119.977.50.810.3%7.300.3880.3N/A
05/16/200609:3070.3N/AN/AN/AN/AN/AN/AN/A
04/06/200611:0536.548.14.949.2%8.250.4540.311.7
01/10/200611:4538.934.99.670.3%7.900.4510.33.8
11/01/200511:45143.951.66.559.6%7.630.4560.33.4
09/20/200510:55272.367.42.022.5%7.350.4280.32.3
07/28/200512:55238.272.22.732.4%7.130.3850.30.5
05/19/200512:00145.557.36.867.8%7.670.4510.32.9
04/05/200512:2534.5N/AN/AN/AN/AN/AN/AN/A
03/08/200511:35143.933.59.568.4%7.490.4310.32.5
01/12/200510:5561.635.210.073.4%7.390.4250.38.9
11/10/200410:1067.044.07.764.2%7.330.4470.32.8
10/07/200410:30344.853.75.047.6%7.540.4230.31.4
09/09/200408:48248.166.52.223.7%7.300.4290.32.1
08/12/200415:00579.470.17.788.7%8.660.3700.25.6
07/07/200411:05328.173.41.720.1%7.030.3570.21.0
05/21/200412:33166.467.73.943.5%7.350.3840.30.6
04/28/200414:1025.656.08.483.0%7.890.4030.32.1
02/18/200411:2030.133.69.971.9%7.890.4130.37.9
01/29/200412:5528.531.79.767.2%7.880.4050.37.0
01/08/200411:4536.431.810.875.8%7.710.3940.32.9
11/13/200313:45133.341.511.795.1%8.620.3840.33.2
10/30/200311:51116.046.77.766.8%8.690.4020.33.2
10/02/200312:05435.247.76.657.9%8.500.3880.31.9
09/17/200313:31410.667.14.145.9%7.770.3860.30.3
09/03/200310:05365.467.74.348.0%7.640.3750.21.3
08/27/200314:35410.678.13.544.2%7.360.3590.30.3
08/13/200312:50307.673.53.440.5%7.440.3570.21.0
07/30/200311:22248.171.93.035.9%7.480.3830.31.5
07/16/200313:30166.974.45.668.5%7.780.3800.25.8
07/01/200311:10185.072.24.553.5%7.410.4050.30.7
06/17/200311:30235.970.94.452.0%7.520.3990.33.8
06/03/200311:30307.662.36.771.5%7.700.4120.32.0
05/23/200312:05151.559.77.172.6%7.700.4140.30.9
03/26/200311:0565.742.610.990.1%7.100.4140.3N/A
03/06/200313:0035.933.713.9100.1%8.090.4540.3N/A
11/20/200211:0561.3N/AN/AN/AN/AN/AN/AN/A
11/06/200211:3568.9N/AN/AN/AN/AN/AN/AN/A
10/16/200210:25248.1N/AN/AN/AN/AN/AN/AN/A
05/15/200212:0550.456.87.067.8%7.610.4180.3N/A
Summary
Statistics
Count5246464646464643
Average174.655.46.559.1%7.720.4080.32.7
Minumum12.131.70.89.1%7.030.3570.20.3
Maximum1,119.978.113.9100.1%8.690.4560.311.7
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for GOU-30 (Gourdneck Creek) between May 2002 and June 2009. This site is located in Section Number 1 of Schoolcraft Township, West side of South 23rd Street, south of East 'TU' Avenue.
 
 10 out of 52 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 15 out of 52 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 27 out of 52 water sample results were less than 130 bacteria colonies per 100 ml of water.