Fleuve· 239 segments
Rivière des Outaouais
Crosses 10 administrative regions : Argenteuil, Communauté-Urbaine-de-Montréal, Deux-Montagnes, La Vallée-de-la-Gatineau, Pontiac +5
Total length
670km
Max discharge
1 920,4m³/s
Max Strahler
7
Segments matched
239
River geography10 admin regions · 0 communes
10 administrative regions crossed (GADM L2)
- Vallée-de-l'OrQuébec · Canada406.2 kmin this dpt
- TémiscamingueQuébec · Canada252.8 kmin this dpt
- Rouyn-NorandaQuébec · Canada133.3 kmin this dpt
- La Vallée-de-la-GatineauQuébec · Canada67.8 kmin this dpt
- PontiacQuébec · Canada31.3 kmin this dpt
- Vaudreuil-SoulangesQuébec · Canada30.9 kmin this dpt
- ArgenteuilQuébec · Canada15.2 kmin this dpt
- Deux-MontagnesQuébec · Canada11.4 kmin this dpt
- Prescott and RussellOntario · Canada0.8 kmin this dpt
- Communauté-Urbaine-de-MontréalQuébec · Canada0.0 kmin this dpt
30 intersecting protected areas
Biodiversity reserve
Biodiversity reserve
Biodiversity reserve
Proposed biodiversity reserve
Oka National Park (Québec)
IUCN IIQuebec's national park
Water fowl gathering area
Water fowl gathering area
Water fowl gathering area
Provincial Park
21 more protected areassorted by area
Water fowl gathering area
Water fowl gathering area
Ecological reserve
Water fowl gathering area
Senneville Bird Sanctuary
IUCN IIIMigratory Bird Sanctuary
Water fowl gathering area
Ecological reserve
Water fowl gathering area
Water fowl gathering area
Water fowl gathering area
Water fowl gathering area
07451R154 Biological Refuge
IUCN IVBiological refuge
08351R066 Biological Refuge
IUCN IVBiological refuge
Carillon Island Bird Sanctuary
IUCN IIIMigratory Bird Sanctuary
07451R036 Biological Refuge
IUCN IVBiological refuge
08351R058 Biological Refuge
IUCN IVBiological refuge
Water fowl gathering area
08351R023 Biological Refuge
IUCN IVBiological refuge
Muskrat habitat
08351R102 Biological Refuge
IUCN IVBiological refuge
Natural Area Under Private Stewardship
1 page = 1 named river (aggregation of 239 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydrology (HydroRIVERS v10)
Total length
670km
Max discharge
1 920,4m³/s
Max Strahler
7
Segments matched
239
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.