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

This report summarizes all water quality data collected from Long Lake, 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)
       Long Lake
              LNL-05MDNR Public access boat launch siteCity of Portage (25)
              LNL-108523 Edgewater Drive, North of Ramona ParkCity of Portage (24)
              LNL-158872 East Long Lake Drive, Across from Ramona ParkPavilion Township (19)


Site Code: LNL-05, Long Lake
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
08/16/200612:0012.274.67.689.5%8.540.4080.32.5
11/01/200510:052.051.27.772.2%8.010.3880.38.0
09/20/200509:3533.168.96.271.1%8.220.3800.26.0
09/06/200509:4520.972.86.476.3%8.640.4200.33.2
07/28/200511:205.278.96.684.0%8.670.3390.28.8
05/19/200509:3010.959.68.688.1%7.850.4580.35.0
04/05/200510:557.5N/AN/AN/AN/AN/AN/AN/A
09/03/200409:5019.774.75.059.2%8.520.4350.32.8
07/28/200413:006.376.96.580.2%8.610.3330.23.0
07/07/200411:51307.676.74.758.0%7.920.3560.25.2
05/26/200412:0410.968.38.090.4%8.380.2670.27.6
08/12/200310:48105.474.36.477.8%8.590.4410.32.1
07/08/200310:2186.279.65.267.1%8.200.4590.36.5
06/10/200311:45119.866.38.797.6%8.280.4200.33.5
11/20/200211:401.0N/AN/AN/AN/AN/AN/AN/A
11/06/200210:1012.2N/AN/AN/AN/AN/AN/AN/A
10/16/200211:1527.2N/AN/AN/AN/AN/AN/AN/A
10/02/200212:1054.6N/AN/AN/AN/AN/AN/AN/A
09/18/200211:50148.3N/AN/AN/AN/AN/AN/AN/A
09/04/200211:501.0N/AN/AN/AN/AN/AN/AN/A
08/21/200213:0014.8N/AN/AN/AN/AN/AN/AN/A
08/07/200212:3073.8N/AN/AN/AN/AN/AN/AN/A
07/24/200212:0090.9N/AN/AN/AN/AN/AN/AN/A
07/10/200212:2079.5N/AN/AN/AN/AN/AN/AN/A
06/26/200210:3093.3N/AN/AN/AN/AN/AN/AN/A
06/12/200210:3053.7N/AN/AN/AN/AN/AN/AN/A
05/29/200210:201.0N/AN/AN/AN/AN/AN/AN/A
05/08/200210:3083.9N/AN/AN/AN/AN/AN/AN/A
08/21/200109:4025.967.5N/AN/AN/AN/AN/AN/A
08/07/200110:00517.280.8N/AN/AN/AN/AN/AN/A
07/24/200109:30248.978.5N/AN/AN/AN/AN/AN/A
07/10/200110:4029.580.0N/AN/AN/AN/AN/AN/A
06/26/200110:42344.879.0N/AN/AN/AN/AN/AN/A
06/12/200110:46261.372.0N/AN/AN/AN/AN/AN/A
05/30/200110:2919.960.5N/AN/AN/AN/AN/AN/A
05/15/200110:2386.061.2N/AN/AN/AN/AN/AN/A
05/01/200112:021.063.9N/AN/AN/AN/AN/AN/A
Summary
Statistics
Count3722131313131313
Average81.671.26.777.8%8.340.3930.34.9
Minumum1.051.24.758.0%7.850.2670.22.1
Maximum517.280.88.797.6%8.670.4590.38.8
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for LNL-05 (Long Lake) between May 2001 and August 2006. This site is located in Section Number 25 of City of Portage, MDNR Public access boat launch site.
 
 3 out of 37 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 3 out of 37 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 31 out of 37 water sample results were less than 130 bacteria colonies per 100 ml of water.
  

Site Code: LNL-10, Long Lake
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
08/16/200611:354.176.29.3111.7%8.720.3540.22.0
Summary
Statistics
Count11111111
Average4.176.29.3111.7%8.720.3540.22.0
Minumum4.176.29.3111.7%8.720.3540.22.0
Maximum4.176.29.3111.7%8.720.3540.22.0
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for LNL-10 (Long Lake) between August 2006 and August 2006. This site is located in Section Number 24 of City of Portage, 8523 Edgewater Drive, North of Ramona Park.
 
 0 out of 1 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 0 out of 1 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 1 out of 1 water sample results were less than 130 bacteria colonies per 100 ml of water.
  

Site Code: LNL-15, Long Lake
SampleSampleE. coli BacteriaWater TemperatureDissolved OxygenpHConductivityTDSTurbidity
DateTime(MPN)(degrees F)mg/L% Saturation(units)(mS / cm)(g / L)(NTU)
08/16/200612:201.076.48.7104.9%8.720.3520.22.8
Summary
Statistics
Count11111111
Average1.076.48.7104.9%8.720.3520.22.8
Minumum1.076.48.7104.9%8.720.3520.22.8
Maximum1.076.48.7104.9%8.720.3520.22.8
 
Above represents the summary statistics of ambient water quality conditions and below is a summary of E. coli bacteria results for LNL-15 (Long Lake) between August 2006 and August 2006. This site is located in Section Number 19 of Pavilion Township, 8872 East Long Lake Drive, Across from Ramona Park.
 
 0 out of 1 water sample results exceeded 300 bacteria colonies per 100 ml of water.
 0 out of 1 water sample results were between 130 and 299 bacteria colonies per 100 ml of water.
 1 out of 1 water sample results were less than 130 bacteria colonies per 100 ml of water.