HydroBASINS lev08 watershed · #7080874860
Bassin de Río Michatoya
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 31 administrative regions : Alotenango, Amatitlán, Antigua Guatemala, Ciudad Vieja, Escuintla +26
Sub-basin area
801,1km²
Upstream area
801,3km²
Discharge
26,34m³/s
Mean elev.
1 363m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
31 dept-equivalent regions (GADM L2)
- 126.1 km²15.8% of basin
- 108.9 km²13.7% of basin
- 102.9 km²12.9% of basin
- 91.6 km²11.5% of basin
- 75.6 km²9.5% of basin
- 54.3 km²6.8% of basin
- San Vicente PacayaEscuintla · Guatemala50.4 km²6.3% of basin
- 43.2 km²5.4% of basin
23 moreFull L2 list
- San Lucas Sacatepéquez25.9 km² · 3.2%
- Petapa21.2 km² · 2.7%
- Santa Catarina Pinula17.5 km² · 2.2%
- ZONA 1212.1 km² · 1.5%
- Santiago Sacatepéquez11.0 km² · 1.4%
- ZONA 1110.8 km² · 1.4%
- Santa Lucía Milpas Altas8.3 km² · 1.0%
- Magdalena Milpas Altas8.1 km² · 1.0%
- ZONA 137.4 km² · 0.9%
- ZONA 145.3 km² · 0.7%
- ZONA 224.0 km² · 0.5%
- ZONA 153.5 km² · 0.4%
- ZONA 102.5 km² · 0.3%
- San Bartolomé Milpas Altas1.9 km² · 0.2%
- San Pedro Sacatepéquez1.8 km² · 0.2%
- ZONA 71.4 km² · 0.2%
- Antigua Guatemala0.8 km² · 0.1%
- ZONA 90.7 km² · 0.1%
- Fraijanes0.6 km² · 0.1%
- Alotenango0.2 km² · 0.0%
- ZONA 80.1 km² · 0.0%
- ZONA 30.0 km² · 0.0%
- Ciudad Vieja0.0 km² · 0.0%
9 intersecting protected areas
Cordillera Alux
IUCN IIIWatershed Protection Reserve
29.43 km² overlap
Volcán Agua
IUCN IbPermanent closure zone
23.23 km² overlap
National Park
7.08 km² overlap
Naciones Unidas
IUCN IINational Park
3.70 km² overlap
Volcán Pacaya
IUCN IbPermanent closure zone
2.70 km² overlap
El Barretal
IUCN IVRegional Municipal Park
0.45 km² overlap
Astillero Cerro Nimachay
IUCN IVRegional Municipal Park
0.33 km² overlap
San Francisco de Asis
IUCN VPrivate Natural Reserve
0.28 km² overlap
Guardabarranca
IUCN VPrivate Natural Reserve
0.06 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 531 distinct species · 187 465 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 23 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 Michatoya : 16 espèces reliées par 33 interactions GloBI sur 3 types (connectance 13.0%, filtre Serrano α=0.2). 7 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°
20,4°C
Annual rain
1 689mm
Moisture idx (CMI)
0,06
Runoff
996mm/an
PET
1 462mm
AET
986mm
Mean slope
9,9°
Water table
272cm
Forest
29%
Crops
27%
Urban
46%
Protected
11%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)