Contaminant
NITRATE (N03-N)
Storet Code
620
Measured Amount
2.8
Units
MG/L
PWS Name
OCONOMOWOC WATERWORKS
PWS ID
26802270
Zip
53066
PWS Type
Municipal community
Region
Southeast Region
County
Waukesha
Population
15805
PWS Status
Active
Service Types
City
Sampled Well Status
Active
Sample Date
4/6/2026
Sample Type
Compliance
Sample Source
Entry Point
Source ID
4
WI Unique Well No
BH420
Availability
Permanent
DNR Sample Group
NITRATE
Sample ID
WE02136-01
Limit of Detection
.15
Limit of Quantification
.5
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