{"id":"hk-landsd-openmap-old-survey-sheets","title":"Old Survey Sheets","description":"This dataset consists of about 72 000 old survey sheets in 1:600 or 1:1 200 or 1:1 000 scale published from 1920 onwards in GeoTIFF format. These survey sheet images were scanned from paper maps and geo-referenced to the Hong Kong 1980 Grid coordinate system. The geo-referenced location is for general reference only and shall not be used for any work with precision.","publisher":{"id":"1cae167e-12da-4272-bb19-3b9b2c0b3e92","name":"Lands Department"},"categories":[{"id":"development","name":"Development, Geography and Land Information"}],"tags":[],"resources":[{"id":"063d4f89-6aef-4ab1-a6da-2ce9c3d11288","name":"Old Survey Sheets from 2000 onwards (1:1000) (CSDI Portal)","description":"This dataset consists of about 50,000 old survey sheets in 1:1 000 scale published from 2000 onwards in GeoTIFF format. These survey sheets were geo-referenced to the Hong Kong 1980 Grid coordinate system. The geo-referenced location is for general reference only and shall not be used for any work with precision.","url":"https://portal.csdi.gov.hk/geoportal/?datasetId=landsd_rcd_1671592436814_1059","format":"API","language":"en, zh-Hant, zh-Hans","updated":"2025-12-23T16:44:20.404380","isApi":"Y","upstreamDocumentation":[]},{"id":"3464108f-b2fa-4907-b64b-80d6da322915","name":"Old Survey Sheets between 1950s and 1970s (1:1200) (CSDI Portal)","description":"This dataset consists of about 4,000 old survey sheets in 1:1200 scale published between 1950s and 1970s in GeoTIFF format. These old survey sheets mainly cover the New Territories.","url":"https://portal.csdi.gov.hk/geoportal/?datasetId=landsd_rcd_1639990901210_47291","format":"API","language":"en, zh-Hant, zh-Hans","updated":"2025-12-23T16:44:17.019033","isApi":"Y","upstreamDocumentation":[]},{"id":"3692831c-f28f-41cf-9d2d-fccd34511a10","name":"1:1000 (from 2000 onwards)","description":"1:1000 (from 2000 onwards)","url":"https://www.hkmapservice.gov.hk/OneStopSystem/map-search?product=OSSCatB&series=AB","format":"GEOTIFF","language":"en, zh-Hant, zh-Hans","updated":"2025-12-23T16:44:15.026343","isApi":"N","upstreamDocumentation":[]},{"id":"49c84c94-78fa-4feb-b849-c9433c56f646","name":"1:600 (1922-1936)","description":"1:600 (1922-1936)","url":"https://www.hkmapservice.gov.hk/OneStopSystem/map-search?product=OSSCatB&series=AH","format":"GEOTIFF","language":"en, zh-Hant, zh-Hans","updated":"2025-12-23T16:44:10.681475","isApi":"N","upstreamDocumentation":[]},{"id":"5561ac74-897c-4ab0-a7cb-c5e9fb4796e0","name":"Old Survey Sheets between 1980s and 1990s (1:1000) (CSDI Portal)","description":"This dataset consists of about 3000 old survey sheets in 1:1 000 scale published between 1980s and 1990s in GeoTIFF format. These survey sheet images were scanned from paper maps and geo-referenced to the Hong Kong 1980 Grid coordinate system. The geo-referenced location is for general reference only and shall not be used for any work with precision.","url":"https://portal.csdi.gov.hk/geoportal/?datasetId=landsd_rcd_1640047456225_68329","format":"API","language":"en, zh-Hant, zh-Hans","updated":"2025-12-23T16:44:19.360145","isApi":"Y","upstreamDocumentation":[]},{"id":"6c67dea3-bf88-4d44-b020-decdfddabb71","name":"1:1000 (1980 – 1990s)","description":"1:1000 (1980 – 1990s)","url":"https://www.hkmapservice.gov.hk/OneStopSystem/map-search?product=OSSCatB&series=AB","format":"GEOTIFF","language":"en, zh-Hant, zh-Hans","updated":"2025-12-23T16:44:14.077099","isApi":"N","upstreamDocumentation":[]},{"id":"833b6206-9847-4fbd-8673-f3928a07e338","name":"Old Survey Sheets between 1960s and 1970s (1:1000) (CSDI Portal)","description":"This dataset consists of about 3000 old survey sheets in 1:1 000 scale published between 1960s and 1970s in GeoTIFF format. These survey sheet images were scanned from paper maps and geo-referenced to the Hong Kong 1980 Grid coordinate system. The geo-referenced location is for general reference only and shall not be used for any work with precision.","url":"https://portal.csdi.gov.hk/geoportal/?datasetId=landsd_rcd_1640047202071_61921","format":"API","language":"en, zh-Hant, zh-Hans","updated":"2025-12-23T16:44:18.286709","isApi":"Y","upstreamDocumentation":[]},{"id":"a8859475-1e39-45d8-9998-ff040221f61f","name":"1:600 (1952 - 1970s)","description":"1:600 (1952 - 1970s)","url":"https://www.hkmapservice.gov.hk/OneStopSystem/map-search?product=OSSCatB&series=AJ","format":"GEOTIFF","language":"en, zh-Hant, zh-Hans","updated":"2025-12-23T16:44:11.633189","isApi":"N","upstreamDocumentation":[]},{"id":"c5cec1dd-0f43-4a0a-a635-6baec5486562","name":"1:1 200 (1950 - 1980s)","description":"1:1 200 (1950 - 1980s)","url":"https://www.hkmapservice.gov.hk/OneStopSystem/map-search?product=OSSCatB&series=AK","format":"GEOTIFF","language":"en, zh-Hant, zh-Hans","updated":"2025-12-23T16:44:12.416355","isApi":"N","upstreamDocumentation":[]},{"id":"d7868ee4-e2e4-478e-bf83-ed245473a524","name":"Old Survey Sheets between 1920s and 1970s (1:600) (CSDI Portal)","description":"This dataset consists of about 3,900 old survey sheets in 1:600 scale published between 1920s and 1970s in GeoTIFF format. These old survey sheets mainly cover the Kowloon and Hong Kong Island areas.","url":"https://portal.csdi.gov.hk/geoportal/?datasetId=landsd_rcd_1631584892859_72892","format":"API","language":"en, zh-Hant, zh-Hans","updated":"2025-12-23T16:44:15.991364","isApi":"Y","upstreamDocumentation":[]},{"id":"df216642-956a-48e9-9382-76f1b2df82b5","name":"1:1000 (1960 - 1970s)","description":"1:1000 (1960 - 1970s)","url":"https://www.hkmapservice.gov.hk/OneStopSystem/map-search?product=OSSCatB&series=AB","format":"GEOTIFF","language":"en, zh-Hant, zh-Hans","updated":"2025-12-23T16:44:13.218632","isApi":"N","upstreamDocumentation":[]}],"sourceUrl":"https://data.gov.hk/en-data/api/3/action/package_show?id=hk-landsd-openmap-old-survey-sheets","updated":"2025-12-23T16:44:20.393298","retrievedAt":"2026-10-20T22:31:00.105Z","license":"","licenseUrl":"","updateFrequency":"As and when necessary","upstreamDocumentation":[{"title":"Publisher source","url":"https://www.landsd.gov.hk/en/spatial-data/open-data.html","sourceField":"sources"},{"title":"Publisher reference","url":"https://www.landsd.gov.hk/en/spatial-data/open-data.html","sourceField":"references"}]}