HydroBASINS lev08 watershed · #7080516450
Bassin de Pit 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 1 administrative regions : Shasta
Sub-basin area
95,1km²
Upstream area
12 386,5km²
Discharge
17,58m³/s
Mean elev.
1 063m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Bear Creek1859 km²
- Bassin de Beaver Creek562 km²
1 dept-equivalent regions (GADM L2)
- 95.2 km²100.0% of basin
2 intersecting protected areas
Lava
IUCN IbWilderness Study Area
9.50 km² overlap
Cinder Flats
IUCN VWildlife Area
0.72 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
479 distinct species · 3 453 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 Pit River : 28 espèces reliées par 114 interactions GloBI sur 5 types (connectance 12.1%, filtre Serrano α=0.2). 16 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°
9,6°C
Annual rain
636mm
Moisture idx (CMI)
-0,49
Runoff
323mm/an
PET
1 243mm
AET
534mm
Mean slope
5,9°
Water table
348cm
Forest
95%
Crops
4%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)