HydroBASINS lev08 watershed · #8080233220
Bassin de East Fork Andreafsky River
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 2 administrative regions : Nome, Wade Hampton
Sub-basin area
528,5km²
Upstream area
769,4km²
Discharge
9,95m³/s
Mean elev.
306m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
2 dept-equivalent regions (GADM L2)
- 502.9 km²94.6% of basin
- 28.9 km²5.4% of basin
3 intersecting protected areas
Marine Protected Area
531.60 km² overlap
Yukon Delta
IUCN IVNational Wildlife Refuge
531.60 km² overlap
Andreafsky
IUCN IbWilderness Area
531.57 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · 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.
Hydroclimate (BasinATLAS lev08)
Mean T°
-3,8°C
Annual rain
412mm
Moisture idx (CMI)
0,06
Runoff
483mm/an
PET
386mm
AET
303mm
Mean slope
9,7°
Water table
260cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)