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AGENCY OF NATURAL RESOURCES
Department of Environmental Conservation

 
   
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Lake Water Quality Summary Reports
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Annotation of Lake Water Quality Summary Information Forms (pdf, 89 KB)
 
Lake Name: Lake Iroquois
The outlet for this lake is located in the town of Hinesburg
The water quality classification is B
The lake type is NATURAL with ARTIFICIAL CONTROL
 
Towns located in the lake watershed:
TownShoreline on lake?
HinesburgYes
RichmondYes
St. GeorgeNo
WillistonYes
 
Physical Information:
The lake area is 247 acres.
The watershed area is 2418 acres.
The maximum depth is 37 feet.
The mean depth is 19 feet.
The volume is 4693 acre feet.
       
Present Uses of the Lake:
WaterfowlNo
SwimmingYes
FishingYes
Warmwater FishingYes
Coldwater FishingNo
BoatingYes
Boating (carry-in only)No
Power SupplyNo
Water SupplyNo
Emergency Water SupplyNo
       
Public Lands Adjacent to this Lake:
Access TypeMunicipalStateFederalPowerUtility
BoatYesYesNoNo
LandYesNoNoNo
       
Lay Monitoring Program - Water Chemistry Monitoring Data Summary:
The average spring phosphorus concentration is 27.65 ug/l, based on 27 years of data.
The average Secchi disk measurement is 3.9 m, based on 41 years of data.
The average summer phosphorus concentration is 25.000000 ug/l, based on 25 years of data.
The average chlorophyll-a concentration is 10.59 ug/l, based on 30 years of data.
The trophic state is Eutrophic.
       
 
       
   
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