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Water Quality Listing Policy
Listing ID: 86364
Main Listing Information
Listing ID
86364
Waterbody Name
CAVANAUGH LAKE
Medium
Tissue
Parameter
Hexachlorobenzene
WQI Project
None
Designated Use
Miscellaneous - Harvesting
Current Category
5
Year
Category
2018
5
Assessment Unit
Assessment Unit ID
17110008000647_001_001
Size
3.372 Square kilometers
Associated Components(s)
Reach: 17110008000647, Type: Lakes
County
Skagit
WRIA
Stillaguamish
Basis Table
Assessment Year
2018
Sampling Year
Excursion Count
Sample Count
Species
Criterion/Threshold
Aggregate
Calculated Value
Median Is Non-Detect
Median exceed TEC
Calculated Value For 10x TECc
Median For 10x TECc Is Non-Detect
Median exceed 10x TECc
2006-2017
1
1
Micropterus salmoides
0.00045 ppm TECc
Toxics tissue median
0.00716
N
Y
0.00716
N
Y
2006-2017
1
1
Oncorhynchus clarkii
0.00045 ppm TECc
Toxics tissue median
0.00468
N
Y
0.00468
N
Y
2006-2017
1
1
Oncorhynchus nerka
0.00045 ppm TECc
Toxics tissue median
0.00741
N
Y
0.00741
N
Y
2006-2017
0
1
Micropterus salmoides
0.37 ppm TECn
Toxics tissue median
0.00716
N
N
N/A
N/A
N/A
2006-2017
0
1
Oncorhynchus clarkii
0.37 ppm TECn
Toxics tissue median
0.00468
N
N
N/A
N/A
N/A
2006-2017
0
1
Oncorhynchus nerka
0.37 ppm TECn
Toxics tissue median
0.00741
N
N
N/A
N/A
N/A
Basis Statement
Remarks
Item
Assessment Cycle 2018 - During 2011, the median composite value(s) from one or more species exceeded 10x the TECc and there were a combined minimum of 3 composite samples for those species.
Data Sources
Study Id
Location Id
Source Database
AJOH0065
CAVANAUGH
EIM
Map Link
Map Link
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