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Spatial layers of the Cantareira Water Supply System (São Paulo, Brazil): incremental basins, reservoirs, tunnels and context


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Created: Nov 09, 2026 at 2:06 p.m. (UTC)
Last updated: Nov 09, 2026 at 3:30 p.m. (UTC)
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Abstract

Vector layers (OGC GeoPackage, EPSG:4674) of the Cantareira Water Supply System, São Paulo Metropolitan Region, Brazil: the four incremental drainage basins of the Jaguari/Jacareí, Cachoeira, Atibainha and Paiva Castro reservoirs, the reservoirs, tributary rivers, interconnection tunnels, the inter-basin transfer from the Jaguari reservoir (Paraíba do Sul basin), and administrative context layers (IBGE, Natural Earth). Prepared for the study area map of a reservoir storage forecasting study and for the area-weighted aggregation of gridded climate data. A codebook describes every layer and attribute.

Subject Keywords

Coverage

Spatial

Coordinate System/Geographic Projection:
WGS 84 EPSG:4326
Coordinate Units:
Decimal degrees
Place/Area Name:
Cantareira Water Supply System, São Paulo, Brazil
North Latitude
-22.6090°
East Longitude
-45.8490°
South Latitude
-23.4310°
West Longitude
-46.7110°

Content

Readme.md

Spatial layers of the Cantareira Water Supply System (São Paulo, Brazil): incremental basins, reservoirs, tunnels and context

This resource holds the vector layers used to map the study area of the forecasting paper on the storage of the Cantareira Water Supply System. The layers are the four incremental drainage basins, the reservoirs, the tributary rivers, the interconnection tunnels, the transfer from the Paraíba do Sul basin, and the administrative context. The map script that reads them is in the code repository (Previsao/Mapa/mapa_cantareira.py): https://github.com/LabSid-USP/ml-drought-modeling-studies.

Contents

Path What it is
Previsao/Mapa/dados/mapa_dados.gpkg OGC GeoPackage, 12 layers, EPSG:4674 (SIRGAS 2000)
codebook.csv One row per layer × attribute: description and data level
MANIFEST-sha256.txt SHA-256 checksum of the data file
Layer Features Source
bacias_ct 4 Incremental basins from the FCTH/LabSid GIS. Areas (km²): Jaguari/Jacareí 1239.25, Cachoeira 392.38, Atibainha 315.07, Paiva Castro 337.57 (includes Águas Claras)
reservatorios 6 FCTH/LabSid GIS
rios_ct 22 FCTH/LabSid GIS river reaches, clipped to the four basins; names from the Sabesp SSD watershed layer
interligacoes_ct 8 Sabesp SSD layer, prepared by LabSid
transposicao_jaguari_atibainha 1 Sabesp SSD layer, prepared by LabSid
bacia_jaguari_pbs 1 Sabesp SSD watershed layer, prepared by LabSid
rios_jaguari_pbs 7 FCTH/LabSid GIS river reaches, clipped to the Jaguari (Paraíba do Sul) basin
rmsp 1 FCTH/LabSid GIS
municipio_sao_paulo 1 IBGE municipal grid
uf_brasil, brasil 27, 1 IBGE, Malha Territorial 2024 (graphically simplified, 0.01°)
america_sul 13 Natural Earth 5.1.1, 1:50m admin-0 countries (public domain)

The layers were only read, filtered, clipped and reprojected to EPSG:4674. No delineation was done for this resource. Previsao/Mapa/preparar_dados.py in the code repository documents every step from the original files.

Terms of use

The layers marked as level B in codebook.csv were derived from layers of the Sabesp Decision Support System (SSD) and prepared by LabSid. Credit them as "Sabesp (SSD); prepared by LabSid/EPUSP". The original SSD layers are not publicly available. They can be obtained from the authors upon reasonable request and with permission of Sabesp. The other layers are credited to their sources as listed above (IBGE; Natural Earth; FCTH/LabSid).

Licence: Creative Commons Attribution 4.0 International (CC BY 4.0) for the authors' preparation of the layers. Third-party layers keep their original terms.


Package built by scripts/build_hydroshare_packages.py from commit ffd923905b9f031a11415b76e2334d3979824a3a.

Related Resources

The content of this resource can be executed by https://doi.org/10.5281/zenodo.24085808

Credits

Contributors

People or Organizations that contributed technically, materially, financially, or provided general support for the creation of the resource's content but are not considered authors.

Name Organization Address Phone Author Identifiers
Gerald Augusto Corzo-Pérez IHE Delft Institute for Water Education ORCID
Joaquin Ignacio Bonnecarrère Department of Hydraulic and Environmental Engineering, Escola Politécnica, Universidade de São Paulo ORCID
Dário Hachisu Hossoda Department of Hydraulic and Environmental Engineering, Escola Politécnica, Universidade de São Paulo ORCID

How to Cite

Lima, G. V., Perez, R. F. (2026). Spatial layers of the Cantareira Water Supply System (São Paulo, Brazil): incremental basins, reservoirs, tunnels and context, HydroShare, http://www.hydroshare.org/resource/4141d4f21beb415b8099e967f743f633

This resource is shared under the Creative Commons Attribution CC BY.

http://creativecommons.org/licenses/by/4.0/
CC-BY

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