Rivers
Base Hidrográfica Ottocodificada (Brazil)
ANA multiscale Otto-coded hydrography, BHO 6. Brazil's drainage network with Pfafstetter-coded catchments.
The hydrography ANA uses for water rights and planning: drainage reaches between confluences, each with its contributing area (ottobacia) and an Otto Pfafstetter code, so any reach's upstream network follows from its code.
- Source
- Agência Nacional de Águas e Saneamento Básico
- Resolution
- 1:250,000 to 1:25,000 (multiscale)
- Data type
- Lines and polygons
- Time span
- Static (BHO 6)
- Temporal
- Static
- Access type
- Direct download (external)
- Formats
- GeoPackage
- Coverage
- Brazil (-74, -34, -34, 5.30)
- Licence
- See provider terms
- Provider page
- metadados.snirh.gov.br/geonetwork/srv/api/records/32e309da-…
Access
linkBHO 6 metadata record with downloads (SNIRH)
https://metadados.snirh.gov.br/geonetwork/srv/api/records/32e309da-a8c1-443f-90ac-0cd79ce6a33d
curl "https://hydrological.org/api/v1/datasets/brazil-bho/links?bbox=-55,-15.35,-53,-13.35" \
-H "Accept: application/json"
import requests
r = requests.get("https://hydrological.org/api/v1/datasets/brazil-bho/links",
params={"bbox": "-55,-15.35,-53,-13.35"})
for group in r.json()["groups"]:
for link in group["links"]:
print(link["url"])
const res = await fetch("https://hydrological.org/api/v1/datasets/brazil-bho/links?bbox=-55,-15.35,-53,-13.35");
const { groups } = await res.json();
for (const g of groups) g.links.forEach(l => console.log(l.url));
Also available as JSON: links · manifest · dataset record