Contaminant
BARIUM
Storet Code
1007
Measured Amount
0.0126
Units
MG/L
PWS Name
COTTAGE GROVE WATERWORKS
PWS ID
11302181
Zip
53527
PWS Type
Municipal community
Region
South Central Region
County
Dane
Population
9345
PWS Status
Active
Service Types
Village
Sampled Well Status
Active
Sample Date
5/18/2026
Sample Type
Compliance
Sample Source
Entry Point
Source ID
4
WI Unique Well No
TR785
Availability
Permanent
DNR Sample Group
IOC
Sample ID
846100001
Limit of Detection
.0005
Limit of Quantification
.0015
Analysis Method
EPA 200.7
Reporting Limit
Maximum Contaminant Limit (MCL)
2
MCL Units
MG/L
Lab ID
113133790
Lab Name
Wisconsin State Laboratory of Hygiene