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

This report summarizes all water quality data collected at Site POR-60, Portage River in the Portage River at Indian 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.

Portage River at Indian Lake (State of Michigan Basin ID #: 34 46)
       Portage River
              POR-60North side of East 'TS' Avenue, between East 'S' Avenue and South 29th StreetPavilion Township (34)


Site Code: POR-60, Portage River
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
10/21/200912:3598.849.010.289.4%8.340.6010.46.0
06/30/200910:30579.459.7N/AN/A8.130.5530.45.7
05/05/200911:45119.8N/AN/AN/AN/AN/AN/A4.4
12/29/200810:45275.532.213.693.7%7.970.4440.36.4
10/29/200809:1074.941.310.582.7%7.980.5600.43.4
09/18/200807:2556.361.74.040.9%7.450.3530.21.6
07/09/200809:45307.668.03.336.0%7.670.6340.43.4
04/29/200810:20259.548.710.188.1%8.630.5500.42.9
04/01/200809:49116.247.78.573.1%7.750.4430.34.5
03/04/200809:38133.434.713.294.6%8.090.4930.33.3
02/05/200809:58123.638.011.989.0%7.650.5200.33.7
01/07/200811:12290.942.710.685.4%7.800.5350.36.1
08/30/200711:15179.367.55.357.6%7.760.5420.42.6
07/12/200710:15112.661.76.465.1%7.840.5940.44.0
05/29/200712:30275.564.27.781.0%7.660.5000.34.3
04/24/200711:3091.155.58.681.8%8.030.5460.43.1
01/11/200711:5054.636.311.685.1%7.970.5110.34.5
10/17/200612:30920.849.97.667.3%7.720.5150.3N/A
09/07/200611:20203.559.87.373.5%7.930.5670.43.9
06/22/200612:15547.567.26.469.9%7.870.5100.3N/A
04/18/200611:45517.251.95.446.8%8.450.5960.48.2
03/16/200610:0047.340.26.752.9%8.170.4800.39.3
11/17/200509:28135.435.510.275.5%8.080.6120.47.9
10/11/200511:00325.553.17.873.5%7.980.5950.49.8
09/01/200511:18214.261.64.546.7%7.840.5910.45.7
07/14/200511:481,119.968.65.561.7%7.710.5400.45.9
05/12/200509:45816.453.27.974.5%7.790.5590.47.8
03/31/200514:3083.9N/AN/AN/AN/AN/AN/AN/A
03/03/200511:2541.432.610.876.9%7.480.5640.46.6
10/19/200411:30218.746.68.573.0%7.890.5350.33.6
08/13/200411:00218.760.68.487.3%7.930.5040.34.0
07/09/200413:00224.763.97.378.0%7.610.4890.38.4
06/03/200411:25198.958.56.869.1%7.560.4710.38.5
05/13/200410:55133.468.06.067.7%7.370.3560.29.8
04/07/200411:4134.145.69.178.2%7.970.5010.34.3
03/17/200413:1518.739.611.692.1%7.870.4900.39.1
02/25/200410:55195.634.79.972.9%7.900.5460.414.8
02/04/200410:3088.832.79.869.8%7.710.5560.413.2
01/14/200410:4159.134.09.467.3%7.790.5490.412.8
12/11/200311:45172.638.912.599.2%8.020.5030.35.0
11/19/200310:501,413.649.29.984.6%8.210.4190.316.6
10/29/200312:10517.244.210.484.8%8.430.5190.35.0
10/08/200313:07103.954.17.167.6%8.180.5160.34.6
09/19/200302:20467.560.56.263.3%8.150.5150.36.7
08/07/200313:40577.267.57.281.3%8.000.4970.313.4
07/24/200312:10344.862.06.468.3%8.100.5130.317.0
07/10/200310:36686.768.56.776.6%7.970.4750.318.0
06/26/200310:40461.168.26.573.2%7.950.5080.37.2
06/12/200311:471,732.961.76.569.5%7.810.4770.311.4
05/29/200312:52165.858.57.879.1%7.860.5240.36.3
05/09/200311:152,419.255.47.472.1%7.640.4910.311.3
03/19/200314:0062.041.311.896.0%7.280.4990.3N/A
02/20/200312:4029.5N/A15.2120.9%7.750.5310.3N/A
02/12/200314:0035.5N/AN/AN/AN/AN/AN/AN/A
01/22/200310:3022.8N/AN/AN/AN/AN/AN/AN/A
01/15/200311:2521.3N/AN/AN/AN/AN/AN/AN/A
01/08/200315:0048.0N/AN/AN/AN/AN/AN/AN/A
12/18/200210:55172.3N/AN/AN/AN/AN/AN/AN/A
12/12/200210:2539.5N/AN/AN/AN/AN/AN/AN/A
12/04/200211:5534.5N/AN/AN/AN/AN/AN/AN/A
11/13/200215:2049.5N/AN/AN/AN/AN/AN/AN/A
10/23/200210:45172.3N/AN/AN/AN/AN/AN/AN/A
10/09/200210:10920.8N/AN/AN/AN/AN/AN/AN/A
09/25/200211:15665.3N/AN/AN/AN/AN/AN/AN/A
09/11/200212:301,553.1N/AN/AN/AN/AN/AN/AN/A
08/28/200212:001,203.3N/AN/AN/AN/AN/AN/AN/A
08/14/200211:502,419.2N/AN/AN/AN/AN/AN/AN/A
07/31/200211:50866.4N/AN/AN/AN/AN/AN/AN/A
07/17/200212:401,986.3N/AN/AN/AN/AN/AN/AN/A
06/19/200211:20372.5N/AN/AN/AN/AN/AN/AN/A
06/05/200210:40816.4N/AN/AN/AN/AN/AN/AN/A
05/22/200211:05228.2N/AN/AN/AN/AN/AN/AN/A
05/01/200213:30228.2N/AN/AN/AN/AN/AN/AN/A
09/26/200110:19344.849.0N/AN/AN/AN/AN/AN/A
09/19/200110:171,046.259.4N/AN/AN/AN/AN/AN/A
08/30/200110:05304.463.7N/AN/AN/AN/AN/AN/A
08/14/200110:30410.658.1N/AN/AN/AN/AN/AN/A
08/01/200110:23980.467.0N/AN/AN/AN/AN/AN/A
07/18/200110:53770.163.0N/AN/AN/AN/AN/AN/A
07/03/200110:23686.769.0N/AN/AN/AN/AN/AN/A
06/20/200110:10365.469.0N/AN/AN/AN/AN/AN/A
06/06/200111:30211.0N/AN/AN/AN/AN/AN/AN/A
05/23/200111:12141.458.4N/AN/AN/AN/AN/AN/A
05/09/200111:25344.862.6N/AN/AN/AN/AN/AN/A
Summary
Statistics
Count8460505051515148
Average430.153.68.575.1%7.900.5190.37.2
Minumum18.732.23.336.0%7.280.3530.21.6
Maximum2,419.269.015.2120.9%8.630.6340.418.0
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for POR-60 (Portage River) between May 2001 and October 2009. This site is located in Section Number 34 of Pavilion Township, North side of East 'TS' Avenue, between East 'S' Avenue and South 29th Street.
 
 35 out of 84 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 23 out of 84 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 26 out of 84 water sample results were less than 130 bacteria colonies per 100 ml of water.