Iowa DNR
Iowa DNR
AQuIA
Water Quality Monitoring
Surface Waters - Groundwater
Physical - Chemical - Fish Tissue
Site Details
Facility
21IOWA
Type
Lake
HUC8 Basin
10230007
County
HARRISON
State
IA
Latitude
41.76998400
Longitude
-95.78671000
First Sample Date
6/1/2004 11:15:00 AM
Last Sample Date
8/25/2025 9:35:00 AM
Total Results
358
Projects/Tasks
  • BEACH
  • BEACHCCO
External Data References
ADB Segment
Beach Monitoring Site
Park Name
Willow Lake Recreation Area
Lake Name
Willow Lake
Beach Owner
County-City
Beach Classification
NA
Beach Monitoring Active
Yes