HydroBASINS lev08 watershed · #2080545370
Bassin de la Senouire
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 : Haute-Loire, Puy-de-Dôme
Sub-basin area
416,4km²
Upstream area
416,5km²
Discharge
3,76m³/s
Mean elev.
847m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 380.0 km²91.1% of basin
- 37.3 km²8.9% of basin
49 communes (GADM L5)Available for FRA, RWA
- Saint-Didier-sur-Doulon29.03 km²85% commune
- Connangles22.11 km²100% commune
- Fayet-Ronaye19.85 km²98% commune
- Saint-Vert19.32 km²94% commune
- Saint-Pal-de-Senouire18.29 km²100% commune
- Cistrières17.76 km²82% commune
- Sembadel16.87 km²91% commune
- Mazerat-Aurouze16.69 km²100% commune
- Saint-Germain-l'Herm15.49 km²43% commune
- Saint-Georges-d'Aurac13.83 km²76% commune
- La Chaise-Dieu13.68 km²100% commune
- Laval-sur-Doulon12.50 km²100% commune
- Josat12.44 km²100% commune
- Chassagnes12.14 km²100% commune
- Paulhaguet11.27 km²100% commune
- Collat11.13 km²100% commune
- Couteuges10.69 km²100% commune
- Berbezit10.58 km²100% commune
- Jax10.56 km²87% commune
- Lavaudieu10.15 km²58% commune
- Domeyrat9.61 km²100% commune
- Montclard9.36 km²100% commune
- Saint-Préjet-Armandon8.82 km²100% commune
- Frugières-le-Pin8.67 km²76% commune
- La Chapelle-Geneste8.36 km²45% commune
- Monlet8.20 km²23% commune
- Chavaniac-Lafayette8.17 km²100% commune
- Salzuit7.00 km²90% commune
- Varennes-Saint-Honorat6.43 km²54% commune
- Sainte-Marguerite5.27 km²100% commune
- La Chapelle-Bertin4.90 km²44% commune
- Cerzat3.93 km²39% commune
- Saint-Privat-du-Dragon3.83 km²18% commune
- Vals-le-Chastel3.75 km²100% commune
- Champagnac-le-Vieux3.51 km²17% commune
- La Chomette2.84 km²39% commune
- Malvières2.14 km²16% commune
- Chassignolles1.40 km²8% commune
- Vieille-Brioude1.32 km²5% commune
- Mazeyrat-d'Allier1.15 km²3% commune
- Saint-Alyre-d'Arlanc0.99 km²4% commune
- Bonneval0.98 km²7% commune
- Fontannes0.84 km²9% commune
- Doranges0.78 km²4% commune
- Sainte-Eugénie-de-Villeneuve0.28 km²5% commune
- Saint-Bonnet-le-Bourg0.17 km²1% commune
- Javaugues0.14 km²2% commune
- Félines0.10 km²0% commune
- Peslières0.01 km²0% commune
7 intersecting protected areas
Livradois-Forez
IUCN VRegional Nature Park
330.73 km² overlap
Complexe minier de la vallée de la Senouire
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
21.84 km² overlap
Lac De Malaguet
IUCN IVRegional Nature Reserve
0.54 km² overlap
Haut Val d'Allier
IUCN Not ReportedSpecial Protection Area (Birds Directive)
0.47 km² overlap
lac du pechey
IUCN IVLand acquired by a regional conservatory of natural areas
0.07 km² overlap
etang de pironnet
IUCN IVLand acquired by a regional conservatory of natural areas
0.00 km² overlap
Val d'Allier Limagne Brivadoise
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 130 distinct species · 117 132 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 la Senouire : 26 espèces + 5 bulles famille, 46 interactions GloBI documentées sur 7 types (connectance 9.9%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
8,5°C
Annual rain
719mm
Moisture idx (CMI)
-0,12
Runoff
299mm/an
PET
829mm
AET
597mm
Mean slope
8,2°
Water table
450cm
Forest
83%
Crops
3%
Urban
0%
Protected
65%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)