Contaminant
RADIUM, (226 + 228)
Storet Code
11503
Measured Amount
0.716
Units
PCI/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
Grab
Sample Source
Entry Point
Source ID
3
WI Unique Well No
HL860
Availability
Permanent
DNR Sample Group
RAD
Sample ID
846114001
Limit of Detection
Limit of Quantification
Analysis Method
EPA 900.0 rev 1
Reporting Limit
Maximum Contaminant Limit (MCL)
5
MCL Units
PCI/L
Lab ID
NA
Lab Name
NA