HydroBASINS lev08 watershed · #7080549350
Bassin de Colorado 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 5 administrative regions : Eagle, Garfield, Grand, Routt, Summit
Sub-basin area
2 713km²
Upstream area
8 833,2km²
Discharge
37,92m³/s
Mean elev.
2 706m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Muddy Creek806 km²
- Bassin de Colorado River2 km²
5 dept-equivalent regions (GADM L2)
- 1247.6 km²45.9% of basin
- 664.1 km²24.5% of basin
- Garfield489.6 km²18.0% of basin
- Grand309.2 km²11.4% of basin
- Summit5.3 km²0.2% of basin
12 intersecting protected areas
Flat Tops
IUCN IbWilderness
199.62 km² overlap
Eagles Nest
IUCN IbWilderness
114.35 km² overlap
Bull Gulch
IUCN IbWilderness Study Area
39.41 km² overlap
Castle Peak
IUCN IbWilderness Study Area
27.55 km² overlap
Bull Gulch
IUCN IbWilderness Study Area
20.26 km² overlap
Leroux Ranch SHA
IUCN Not AssignedConservation Easement
4.48 km² overlap
Copper Spur SHA
IUCN VConservation Easement
2.36 km² overlap
Sarvis Creek
IUCN IbWilderness
1.08 km² overlap
Silver Creek
IUCN IaResearch Natural Area
1.08 km² overlap
3 more protected areassorted by overlap area
Walden/Yarmony Mountain
IUCN Not AssignedConservation Easement
0.30 km² overlap
Piney
IUCN VNon-Governmental Lands
0.29 km² overlap
Hack Lake
IUCN IbWilderness Study Area
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 846 distinct species · 25 837 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Colorado River : 25 espèces reliées par 114 interactions GloBI sur 5 types (connectance 16.2%, filtre Serrano α=0.2). 13 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°
2,0°C
Annual rain
478mm
Moisture idx (CMI)
-0,44
Runoff
137mm/an
PET
896mm
AET
405mm
Mean slope
11,0°
Water table
381cm
Forest
79%
Crops
4%
Urban
0%
Protected
17%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)