St. Denis National Wildlife Area  (SDNWA)

Leads
Andrew Ireson
Chris Spence (ECCC)
University
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Purpose / Scientific Focus

Groundwater •  Wetland Hydrology  •  Soil Moisture  •  Agricultural Landscapes

The St. Denis National Wildlife Area (SDNWA), is one of Canada's longest-running and most extensively studied prairie hydrology observatories. Established in 1968, the site provides long-term observations of wetlands, groundwater, soil moisture, snow, and agricultural landscapes within the Prairie Pothole Region

The site is a cornerstone for research on prairie wetland hydrology, groundwater–surface water interactions, and climate impacts on agricultural landscapes. Its long-term datasets support studies of water balance, soil moisture, snow processes, wetland ecology, and climate change, making it a critical resource for advancing water management and agricultural resilience across Saskatchewan.

Location

Province
Saskatchewan
Region
Prairies
Drainage Basin
Nelson - Saskatchewan River Basin
Lat  Long
52.21 -106.09

Explore locations of Sask Ag-Water instrumented sites.

GWFO site St. Denis tower
GWFO St. Denis pond
GWFO technicians at St. Denis site