HydroBASINS lev08 watershed · #7080842230
Bassin de Río Atoyac
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 29 administrative regions : Calpan, Chalco, Chiautzingo, Coronango, Domingo Arenas +24
Sub-basin area
1 378,3km²
Upstream area
1 378,7km²
Discharge
7,37m³/s
Mean elev.
2 671m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
29 dept-equivalent regions (GADM L2)
- 309.3 km²22.5% of basin
- HuejotzingoPuebla · México157.7 km²11.5% of basin
- 122.9 km²8.9% of basin
- San Salvador el VerdePuebla · México109.6 km²8.0% of basin
- Ixtacuixtla de Mariano MatamorosTlaxcala · México95.7 km²7.0% of basin
- 93.8 km²6.8% of basin
- San Martín TexmelucanPuebla · México89.6 km²6.5% of basin
- ChiautzingoPuebla · México81.1 km²5.9% of basin
21 moreFull L2 list
- San Matías Tlalancaleca50.7 km² · 3.7%
- San Felipe Teotlalcingo39.4 km² · 2.9%
- Natívitas38.2 km² · 2.8%
- Texcoco26.1 km² · 1.9%
- Tepetitla de Lardizábal23.1 km² · 1.7%
- Tlaltenango21.5 km² · 1.6%
- Tlalmanalco17.6 km² · 1.3%
- Domingo Arenas16.1 km² · 1.2%
- Coronango16.0 km² · 1.2%
- Calpan15.2 km² · 1.1%
- Sanctórum de Lázaro Cárdenas11.1 km² · 0.8%
- Nanacamilpa de Mariano Arista10.8 km² · 0.8%
- San Miguel Xoxtla8.3 km² · 0.6%
- Juan C. Bonilla7.2 km² · 0.5%
- Zacatelco4.9 km² · 0.4%
- Santa Ana Nopalucan3.5 km² · 0.3%
- Tetlatlahuca2.2 km² · 0.2%
- Hueyotlipan1.0 km² · 0.1%
- San Pedro Cholula0.6 km² · 0.0%
- Santa Apolonia Teacalco0.6 km² · 0.0%
- Chalco0.3 km² · 0.0%
12 intersecting protected areas
Los Volcanes
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
147.38 km² overlap
Iztaccíhuatl-Popocatépetl
IUCN IINational Park
147.38 km² overlap
Voluntary Conservation Area
5.87 km² overlap
Ejido Santiago Coltzingo
IUCN VIVoluntary Conservation Area
1.41 km² overlap
Voluntary Conservation Area
1.30 km² overlap
Voluntary Conservation Area
0.36 km² overlap
Voluntary Conservation Area
0.33 km² overlap
Voluntary Conservation Area
0.33 km² overlap
Voluntary Conservation Area
0.19 km² overlap
3 more protected areassorted by overlap area
Voluntary Conservation Area
0.16 km² overlap
Voluntary Conservation Area
0.16 km² overlap
Voluntary Conservation Area
0.07 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 562 distinct species · 35 810 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 Río Atoyac : 30 espèces reliées par 113 interactions GloBI sur 5 types (connectance 10.5%, filtre Serrano α=0.2). 17 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°
13,2°C
Annual rain
841mm
Moisture idx (CMI)
-0,40
Runoff
179mm/an
PET
1 443mm
AET
698mm
Mean slope
6,3°
Water table
328cm
Forest
92%
Crops
37%
Urban
18%
Protected
11%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)