HydroBASINS lev08 watershed · #8080119520
Bassin de Boulder Creek
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 1 administrative regions : Yukon-Koyukuk
Sub-basin area
1 188,8km²
Upstream area
1 188,8km²
Discharge
4,13m³/s
Mean elev.
530m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 1197.1 km²100.0% of basin
3 intersecting protected areas
Marine Protected Area
1134.81 km² overlap
Arctic
IUCN IVNational Wildlife Refuge
1134.81 km² overlap
Yukon Flats
IUCN IVNational Wildlife Refuge
62.30 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
5 distinct species · 6 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
-10,1°C
Annual rain
166mm
Moisture idx (CMI)
-0,56
Runoff
126mm/an
PET
382mm
AET
178mm
Mean slope
5,1°
Water table
121cm
Forest
5%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)