HydroBASINS lev08 watershed · #7080640560
Bassin de Tennessee 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 : Loudon, McMinn, Monroe, Roane
Sub-basin area
459,9km²
Upstream area
32 206,6km²
Discharge
782,61m³/s
Mean elev.
286m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Sweetwater Creek156 km²
- Bassin de Tennessee River85 km²
4 dept-equivalent regions (GADM L2)
- 272.9 km²59.3% of basin
- 141.1 km²30.7% of basin
- Monroe29.5 km²6.4% of basin
- 16.4 km²3.6% of basin
2 intersecting protected areas
Paint Rock
IUCN VRefuge
2.72 km² overlap
Watts Bar
IUCN VWildlife Management Area
0.26 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
814 distinct species · 14 476 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 Tennessee River : 33 espèces reliées par 80 interactions GloBI sur 3 types (connectance 9.8%, 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°
13,8°C
Annual rain
1 397mm
Moisture idx (CMI)
0,10
Runoff
782mm/an
PET
1 263mm
AET
988mm
Mean slope
4,5°
Water table
224cm
Forest
73%
Crops
24%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)