Contaminant
FLUORIDE
Storet Code
951
Measured Amount
0.18
Units
MG/L
PWS Name
JEFFERSON WATERWORKS
PWS ID
12801041
Zip
53549
PWS Type
Municipal community
Region
South Central Region
County
Jefferson
Population
7926
PWS Status
Active
Service Types
City
Sampled Well Status
Active
Sample Date
2/17/2026
Sample Type
Compliance
Sample Source
Entry Point
Source ID
3
WI Unique Well No
BG005
Availability
Permanent
DNR Sample Group
IOC
Sample ID
WE01041-02
Limit of Detection
.033
Limit of Quantification
.13
Analysis Method
W- 300.0 Fluoride by
Reporting Limit
Maximum Contaminant Limit (MCL)
4
MCL Units
MG/L
Lab ID
268533760
Lab Name
Northern Lake Service Inc. - Waukesha