HydroBASINS lev08 watershed · #7080552870
Bassin de Truckee 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 4 administrative regions : Nevada, Placer, Sierra, Washoe
Sub-basin area
691,4km²
Upstream area
2 959,1km²
Discharge
48,55m³/s
Mean elev.
1 872m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Truckee River530 km²
- Bassin de Little Truckee River439 km²
4 dept-equivalent regions (GADM L2)
- 513.6 km²74.2% of basin
- Sierra88.9 km²12.9% of basin
- Nevada80.9 km²11.7% of basin
- 8.6 km²1.2% of basin
13 intersecting protected areas
Mt. Rose
IUCN IbWilderness
81.53 km² overlap
Truckee River
IUCN VWildlife Area
25.94 km² overlap
Truckee River Canyon
IUCN Not AssignedConservation Easement
14.55 km² overlap
Easement
0.86 km² overlap
Sun Valley
IUCN VOpen Space
0.37 km² overlap
Red Hill
IUCN VOpen Space
0.16 km² overlap
Mogul
IUCN VOpen Space
0.14 km² overlap
Peavine
IUCN VOpen Space
0.11 km² overlap
Truckee River - Carcione
IUCN VEnvironmental System
0.08 km² overlap
4 more protected areassorted by overlap area
Oxbow Nature Study Area/Doyle Island
0.06 km² overlap
Moana
IUCN VOpen Space
0.02 km² overlap
Trails
0.02 km² overlap
Pioneer Open Spac
IUCN VOpen Space
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 114 distinct species · 447 654 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Truckee River : 26 espèces reliées par 73 interactions GloBI sur 3 types (connectance 13.0%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
7,0°C
Annual rain
469mm
Moisture idx (CMI)
-0,54
Runoff
292mm/an
PET
1 099mm
AET
367mm
Mean slope
10,2°
Water table
460cm
Forest
66%
Crops
1%
Urban
25%
Protected
15%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)