Contaminant
COPPER
Storet Code
1042
Measured Amount
343.809
Units
UG/L
PWS Name
GRATIOT WATERWORKS
PWS ID
13300749
Zip
53541
PWS Type
Municipal community
Region
South Central Region
County
Lafayette
Population
224
PWS Status
Active
Service Types
Village
Sampled Well Status
Active
Sample Date
8/18/2026
Sample Type
Compliance
Sample Source
Distribution System
Source ID
WI Unique Well No
Availability
Other
DNR Sample Group
PBCU
Sample ID
0770-55
Limit of Detection
.664
Limit of Quantification
Analysis Method
Reporting Limit
Maximum Contaminant Limit (MCL)
MCL Units
UG/L
Lab ID
737109450
Lab Name
AgSource Laboratories