EIRAS · Data Trust
Spatial Layer Catalogue
Locally held Ghana GIS base layers and their metadata: source, coverage, resolution, refresh cadence, legal relevance, and which EIRAS modules can rely on them. This is the spatial evidence spine behind SiteSense, FloodSense, Green Carbon, and Regulatory Lite.
Layers (93)
Showing registered catalogue rows; open source link to view authority.gha_admin0
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admin0_em
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admin0_em_ghana_clipped
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admin0_ghana_clipped
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admin1
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admin1_em
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admin1_em_ghana_clipped
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admin1_ghana_clipped
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admin2
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admin2_em
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admin2_em_ghana_clipped
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admin2_ghana_clipped
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admincapitals
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admincapitals_ghana_clipped
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admincentroids
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_admincentroids_ghana_clipped
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_adminlines
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_adminlines_em
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_adminlines_em_ghana_clipped
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
gha_adminlines_ghana_clipped
boundaries · GeoPackage
Source: UN OCHA HDX — Ghana COD-AB — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
ghana_country
boundaries · GeoPackage
Source: GADM 4.1
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
Country boundary only.
ghana_country_ghana_clipped
boundaries · GeoPackage
Source: GADM 4.1 — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
Country boundary only.
ghana_districts
boundaries · GeoPackage
Source: GADM 4.1
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
Ghana districts (ADM2).
ghana_districts_ghana_clipped
boundaries · GeoPackage
Source: GADM 4.1 — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
Ghana districts (ADM2).
ghana_regions
boundaries · GeoPackage
Source: GADM 4.1
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
Ghana regions (ADM1).
ghana_regions_ghana_clipped
boundaries · GeoPackage
Source: GADM 4.1 — clipped to Ghana boundary
Why it matters: Jurisdiction, land administration, customary boundaries, MEA reporting units.
Ghana regions (ADM1).
ghana_chirps_mean_annual_rainfall_2020_2023
climate · Cloud-Optimized GeoTIFF
Source: CHIRPS v2.0 (UCSB Climate Hazards Group)
Why it matters: Rainfall, temperature, climate risk baselines.
ghana_chirps_mean_annual_rainfall_2020_2023_ghana_clipped
climate · Cloud-Optimized GeoTIFF
Source: CHIRPS v2.0 (UCSB Climate Hazards Group) — clipped to Ghana boundary
Why it matters: Rainfall, temperature, climate risk baselines.
ghana_constraints
constraints · GeoPackage
Source: GAB Ghana base pack — combined constraints (protected areas, wetlands, state/stool lands)
Why it matters: Statutory buffer zones, slope restrictions, development constraints.
Vector constraints merged into a single GeoPackage. Steep-slope constraint is stored as a companion COG raster (>10° by default).
ghana_slope_constraint_10deg_cog
constraints · Cloud-Optimized GeoTIFF
Source: GAB Ghana base pack — Slope constraint raster derived from Copernicus DEM 30 m
Why it matters: Statutory buffer zones, slope restrictions, development constraints.
Pixels with slope > threshold are flagged as 1; all other pixels are 0.
ghana_hansen_gain
forest · Cloud-Optimized GeoTIFF
Source: Hansen/UMD/Google/USGS/NASA GFC-2023-v1.11
Why it matters: Forest reserves, deforestation monitoring, carbon baselines, REDD+ claims.
ghana_hansen_gain_ghana_clipped
forest · Cloud-Optimized GeoTIFF
Source: Hansen/UMD/Google/USGS/NASA GFC-2023-v1.11 — clipped to Ghana boundary
Why it matters: Forest reserves, deforestation monitoring, carbon baselines, REDD+ claims.
ghana_hansen_lossyear
forest · Cloud-Optimized GeoTIFF
Source: Hansen/UMD/Google/USGS/NASA GFC-2023-v1.11
Why it matters: Forest reserves, deforestation monitoring, carbon baselines, REDD+ claims.
ghana_hansen_lossyear_ghana_clipped
forest · Cloud-Optimized GeoTIFF
Source: Hansen/UMD/Google/USGS/NASA GFC-2023-v1.11 — clipped to Ghana boundary
Why it matters: Forest reserves, deforestation monitoring, carbon baselines, REDD+ claims.
ghana_hansen_treecover2000
forest · Cloud-Optimized GeoTIFF
Source: Hansen/UMD/Google/USGS/NASA GFC-2023-v1.11
Why it matters: Forest reserves, deforestation monitoring, carbon baselines, REDD+ claims.
ghana_hansen_treecover2000_ghana_clipped
forest · Cloud-Optimized GeoTIFF
Source: Hansen/UMD/Google/USGS/NASA GFC-2023-v1.11 — clipped to Ghana boundary
Why it matters: Forest reserves, deforestation monitoring, carbon baselines, REDD+ claims.
unbl_ghana_state_lands
governance · GeoPackage
Source: UN Biodiversity Lab Ghana — State lands
Why it matters: governance spatial layer
unbl_ghana_state_lands_ghana_clipped
governance · GeoPackage
Source: UN Biodiversity Lab Ghana — State lands — clipped to Ghana boundary
Why it matters: governance spatial layer
unbl_ghana_stool_lands
governance · GeoPackage
Source: UN Biodiversity Lab Ghana — Stool lands
Why it matters: governance spatial layer
unbl_ghana_stool_lands_ghana_clipped
governance · GeoPackage
Source: UN Biodiversity Lab Ghana — Stool lands — clipped to Ghana boundary
Why it matters: governance spatial layer
aqueduct_coastal_100yr
hazard · unknown format
Why it matters: hazard spatial layer
aqueduct_riverine_100yr
hazard · unknown format
Why it matters: hazard spatial layer
aqueduct_riverine_10yr
hazard · unknown format
Why it matters: hazard spatial layer
ghana_aqueduct_flood_hazard_cog
hazard · unknown format
Why it matters: hazard spatial layer
unbl_ghana_rivers
hydro · GeoPackage
Source: UN Biodiversity Lab Ghana — Rivers
Why it matters: hydro spatial layer
unbl_ghana_rivers_ghana_clipped
hydro · GeoPackage
Source: UN Biodiversity Lab Ghana — Rivers — clipped to Ghana boundary
Why it matters: hydro spatial layer
unbl_ghana_water_bodies
hydro · GeoPackage
Source: UN Biodiversity Lab Ghana — Water bodies
Why it matters: hydro spatial layer
unbl_ghana_water_bodies_ghana_clipped
hydro · GeoPackage
Source: UN Biodiversity Lab Ghana — Water bodies — clipped to Ghana boundary
Why it matters: hydro spatial layer
unbl_ghana_watersheds
hydro · GeoPackage
Source: UN Biodiversity Lab Ghana — Watersheds
Why it matters: hydro spatial layer
unbl_ghana_watersheds_ghana_clipped
hydro · GeoPackage
Source: UN Biodiversity Lab Ghana — Watersheds — clipped to Ghana boundary
Why it matters: hydro spatial layer
jrc_ghana_electricity_grid
infrastructure · GeoPackage
Source: JRC Electricity Grid Africa
Why it matters: infrastructure spatial layer
jrc_ghana_electricity_grid_ghana_clipped
infrastructure · GeoPackage
Source: JRC Electricity Grid Africa — clipped to Ghana boundary
Why it matters: infrastructure spatial layer
osm_ghana_roads
infrastructure · GeoPackage
Source: OpenStreetMap contributors via Geofabrik
Why it matters: infrastructure spatial layer
osm_ghana_roads_ghana_clipped
infrastructure · GeoPackage
Source: OpenStreetMap contributors via Geofabrik — clipped to Ghana boundary
Why it matters: infrastructure spatial layer
osm_ghana_settlements
infrastructure · GeoPackage
Source: OpenStreetMap contributors via Geofabrik
Why it matters: infrastructure spatial layer
osm_ghana_settlements_ghana_clipped
infrastructure · GeoPackage
Source: OpenStreetMap contributors via Geofabrik — clipped to Ghana boundary
Why it matters: infrastructure spatial layer
osm_ghana_waterways
infrastructure · GeoPackage
Source: OpenStreetMap contributors via Geofabrik
Why it matters: infrastructure spatial layer
osm_ghana_waterways_ghana_clipped
infrastructure · GeoPackage
Source: OpenStreetMap contributors via Geofabrik — clipped to Ghana boundary
Why it matters: infrastructure spatial layer
unbl_ghana_roads
infrastructure · GeoPackage
Source: UN Biodiversity Lab Ghana — Roads
Why it matters: infrastructure spatial layer
Use as context; supplement with OSM for current access.
unbl_ghana_roads_ghana_clipped
infrastructure · GeoPackage
Source: UN Biodiversity Lab Ghana — Roads — clipped to Ghana boundary
Why it matters: infrastructure spatial layer
Use as context; supplement with OSM for current access.
unbl_ghana_towns
infrastructure · GeoPackage
Source: UN Biodiversity Lab Ghana — Towns
Why it matters: infrastructure spatial layer
unbl_ghana_towns_ghana_clipped
infrastructure · GeoPackage
Source: UN Biodiversity Lab Ghana — Towns — clipped to Ghana boundary
Why it matters: infrastructure spatial layer
unbl_ghana_urban_areas
infrastructure · GeoPackage
Source: UN Biodiversity Lab Ghana — Urban areas
Why it matters: infrastructure spatial layer
unbl_ghana_urban_areas_ghana_clipped
infrastructure · GeoPackage
Source: UN Biodiversity Lab Ghana — Urban areas — clipped to Ghana boundary
Why it matters: infrastructure spatial layer
ghana_worldcover_2021_cog
landcover · Cloud-Optimized GeoTIFF
Source: ESA WorldCover v200 2021
Why it matters: Land-use classification, change detection, crop/non-crop boundaries.
10 m land cover for Ghana. Valid COG; cloned from existing merged file.
ghana_worldcover_2021_cog_ghana_clipped
landcover · Cloud-Optimized GeoTIFF
Source: ESA WorldCover v200 2021 — clipped to Ghana boundary
Why it matters: Land-use classification, change detection, crop/non-crop boundaries.
10 m land cover for Ghana. Valid COG; cloned from existing merged file.
unbl_ghana_geology
natural-resources · GeoPackage
Source: UN Biodiversity Lab Ghana — Geology
Why it matters: natural-resources spatial layer
unbl_ghana_geology_ghana_clipped
natural-resources · GeoPackage
Source: UN Biodiversity Lab Ghana — Geology — clipped to Ghana boundary
Why it matters: natural-resources spatial layer
unbl_ghana_mineral_resources
natural-resources · GeoPackage
Source: UN Biodiversity Lab Ghana — Mineral resources
Why it matters: natural-resources spatial layer
unbl_ghana_mineral_resources_ghana_clipped
natural-resources · GeoPackage
Source: UN Biodiversity Lab Ghana — Mineral resources — clipped to Ghana boundary
Why it matters: natural-resources spatial layer
ghana_worldpop_pop_count_2020
population · Cloud-Optimized GeoTIFF
Source: WorldPop / HDX Ghana Population Counts
Why it matters: population spatial layer
ghana_worldpop_pop_count_2020_ghana_clipped
population · Cloud-Optimized GeoTIFF
Source: WorldPop / HDX Ghana Population Counts — clipped to Ghana boundary
Why it matters: population spatial layer
unbl_ghana_forest_reserves
protected · GeoPackage
Source: UN Biodiversity Lab Ghana — Forest Reserves
Why it matters: protected spatial layer
unbl_ghana_forest_reserves_ghana_clipped
protected · GeoPackage
Source: UN Biodiversity Lab Ghana — Forest Reserves — clipped to Ghana boundary
Why it matters: protected spatial layer
unbl_ghana_game_reserves
protected · GeoPackage
Source: UN Biodiversity Lab Ghana — Game Reserves
Why it matters: protected spatial layer
unbl_ghana_game_reserves_ghana_clipped
protected · GeoPackage
Source: UN Biodiversity Lab Ghana — Game Reserves — clipped to Ghana boundary
Why it matters: protected spatial layer
ghana_isda_carbon_organic_cog
soils · unknown format
Why it matters: Agricultural suitability, carbon stock assumptions, erosion risk.
ghana_isda_clay_content_cog
soils · unknown format
Why it matters: Agricultural suitability, carbon stock assumptions, erosion risk.
ghana_isda_ph_cog
soils · unknown format
Why it matters: Agricultural suitability, carbon stock assumptions, erosion risk.
ghana_isda_sand_content_cog
soils · unknown format
Why it matters: Agricultural suitability, carbon stock assumptions, erosion risk.
ghana_isda_silt_content_cog
soils · unknown format
Why it matters: Agricultural suitability, carbon stock assumptions, erosion risk.
ghana_isda_texture_class_cog
soils · unknown format
Why it matters: Agricultural suitability, carbon stock assumptions, erosion risk.
unbl_ghana_soil_types
soils · GeoPackage
Source: UN Biodiversity Lab Ghana — Soil types
Why it matters: Agricultural suitability, carbon stock assumptions, erosion risk.
unbl_ghana_soil_types_ghana_clipped
soils · GeoPackage
Source: UN Biodiversity Lab Ghana — Soil types — clipped to Ghana boundary
Why it matters: Agricultural suitability, carbon stock assumptions, erosion risk.
ghana_copernicus_dem_30m
terrain · Cloud-Optimized GeoTIFF
Source: Copernicus DEM GLO-30 (ESA / AWS Open Data)
Why it matters: Elevation, slope, flood risk, drainage modelling.
ghana_copernicus_dem_30m_ghana_clipped
terrain · Cloud-Optimized GeoTIFF
Source: Copernicus DEM GLO-30 (ESA / AWS Open Data) — clipped to Ghana boundary
Why it matters: Elevation, slope, flood risk, drainage modelling.
ghana_copernicus_slope_30m
terrain · Cloud-Optimized GeoTIFF
Source: Derived from Copernicus DEM GLO-30
Why it matters: Elevation, slope, flood risk, drainage modelling.
ghana_copernicus_slope_30m_ghana_clipped
terrain · Cloud-Optimized GeoTIFF
Source: Derived from Copernicus DEM GLO-30 — clipped to Ghana boundary
Why it matters: Elevation, slope, flood risk, drainage modelling.
ghana_terrain_grid_480m
terrain · CSV (local) -> Supabase PostGIS table
Source: Derived from ghana_copernicus_dem_30m + ghana_copernicus_slope_30m (Copernicus DEM GLO-30, Ghana clipped)
Why it matters: Elevation, slope, flood risk, drainage modelling.
Heavy 30 m source COGs stay local + Drive; only this downsampled grid is queried at request time from Vercel.
ramsar_keta_lagoon
wetlands · GeoPackage
Source: Ramsar Sites Information Service
Why it matters: Ramsar sites, water resources, buffer requirements, flood storage.
Partial Ramsar coverage — only Keta Lagoon held. Need all Ghana Ramsar sites.
ramsar_keta_lagoon_ghana_clipped
wetlands · GeoPackage
Source: Ramsar Sites Information Service — clipped to Ghana boundary
Why it matters: Ramsar sites, water resources, buffer requirements, flood storage.
Partial Ramsar coverage — only Keta Lagoon held. Need all Ghana Ramsar sites.
unbl_ghana_wetlands
wetlands · GeoPackage
Source: UN Biodiversity Lab Ghana — Wetlands
Why it matters: Ramsar sites, water resources, buffer requirements, flood storage.
Derived from UNBL vector tiles.
unbl_ghana_wetlands_ghana_clipped
wetlands · GeoPackage
Source: UN Biodiversity Lab Ghana — Wetlands — clipped to Ghana boundary
Why it matters: Ramsar sites, water resources, buffer requirements, flood storage.
Derived from UNBL vector tiles.