Contaminant
NITRATE (N03-N)
Storet Code
620
Measured Amount
0.1
Units
MG/L
PWS Name
WILLIAMS BAY WATERWORKS
PWS ID
26500606
Zip
53191
PWS Type
Municipal community
Region
Southeast Region
County
Walworth
Population
2601
PWS Status
Active
Service Types
Village
Sampled Well Status
Active
Sample Date
12/22/2025
Sample Type
Compliance
Sample Source
Entry Point
Source ID
200
WI Unique Well No
Availability
Permanent
DNR Sample Group
IOC
Sample ID
WD08607-01
Limit of Detection
.075
Limit of Quantification
.25
Analysis Method
EPA 300.0
Reporting Limit
Maximum Contaminant Limit (MCL)
10
MCL Units
MG/L
Lab ID
268533760
Lab Name
Northern Lake Service Inc. - Waukesha