# Drainage Records

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[HTML](/datasets/hk-dsd-dsd_psi_1-drainage-record/) · [JSON](/datasets/hk-dsd-dsd_psi_1-drainage-record.json) · [Markdown](/datasets/hk-dsd-dsd_psi_1-drainage-record.md)

- ID: ` hk-dsd-dsd_psi_1-drainage-record `
- Publisher: [Drainage Services Department](/publishers/f21c153b-18ac-48ef-bfb3-9efe5aad7a77/) · [Markdown](/publishers/f21c153b-18ac-48ef-bfb3-9efe5aad7a77/index.md)
- Categories: [Environment](/categories/environment/) · [Markdown](/categories/environment/index.md)
- Tags: Not stated
- Resources: 34
- Updated: 2026-07-21T16:36:54.544348
- Update frequency (publisher metadata): Quarterly
- Harvest started: 2026-10-20T22:31:00.105Z
- Licence: Not stated
- Source: [Official metadata record](<https://data.gov.hk/en-data/api/3/action/package_show?id=hk-dsd-dsd_psi_1-drainage-record>)

Harvest started is the source harvest start associated with this record, not its precise retrieval time. Updated is an upstream metadata claim.

## Description

Pipes and manholes only, same as the data set currently released to GeoInfo Map of LandsD\.

## Resources

These are upstream resource links from metadata. Resource contents and endpoint availability have not been verified here.

### [Rising Main (Sewage) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_81348>)

- Resource ID: ` 0dcaa8e5-e796-457d-8ef7-9e2606e52a9f `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:31.548983
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_81348 `

A pressurised pipeline for conveyance of flow \(sewage\)

### [Outfall (Combined) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_35872>)

- Resource ID: ` 11a46d6e-00f7-4aa9-8a2b-6721fa5ab99c `
- Format: API
- Language: en
- Updated: 2026-07-16T16:37:48.355305
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_35872 `

Normally refers to discharge pipe or outlet \(combined\)

### [Chamber (Stormwater) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_8931>)

- Resource ID: ` 364ca60d-c28f-4f54-92c9-4ef304278e88 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:39:13.522738
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_8931 `

A chamber accommodates pipes and accessories \(stormwater\)

### [Outfall (Sewage) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_26863>)

- Resource ID: ` 561cbc65-8b31-4b78-991e-1278cdccbe1d `
- Format: API
- Language: en
- Updated: 2026-07-16T16:37:53.379817
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_26863 `

Normally refers to discharge pipe or outlet \(sewage\)

### [Oil / Petrol Interceptor (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_98738>)

- Resource ID: ` 563c9e91-3f52-47a4-9cd8-100cac803d59 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:37:45.662085
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_98738 `

A device for interception of oily substance

### [Multiple Pipes (Stormwater) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_39480>)

- Resource ID: ` 568c1767-745e-4cfc-967e-eda5c0e682ec `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:22.362382
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_39480 `

More than one pipe placed in parallel or in layers \(stormwater\)

### [Channel (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_66675>)

- Resource ID: ` 570d8d9b-adc3-4fee-9366-14e6b4c71b5d `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:48.970660
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_66675 `

A channel is generally in form of open channel, step channel, u\-channel and halfround channel, etc\.

### [Box Culvert / Tunnel Path (Stormwater) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_73963>)

- Resource ID: ` 5d71b1ba-9e6b-462c-8860-dddfbc559dc5 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:58.885063
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_73963 `

Path of box culvert / tunnel \(stormwater\)

### [Manhole (Sewage) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_54825>)

- Resource ID: ` 7236891a-faab-4e30-a165-c098a6badb4e `
- Format: API
- Language: en
- Updated: 2026-07-16T16:37:30.327781
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_54825 `

A chamber connected with drainage conduits \(sewage\)

### [Terminal Manhole (Stormwater) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_59112>)

- Resource ID: ` 73721d57-f123-4fd0-b097-604c7063316f `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:16.314639
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_59112 `

Last manhole positioned within the premises as close to the boundary as possible \(stormwater\)

### [Box Culvert / Tunnel Polygon (Stormwater) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_21184>)

- Resource ID: ` 75545f16-e0fd-473e-a36e-7abead0d0756 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:39:02.194652
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_21184 `

Area of box culvert / tunnel \(stormwater\)

### [Rising Main (Stormwater) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_15861>)

- Resource ID: ` 77881c81-d95d-4efa-b25c-70da0719e69e `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:34.578509
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_15861 `

A pressurised pipeline for conveyance of flow \(stormwater\)

### [Drop Shaft (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_12104>)

- Resource ID: ` 7e6d03fb-babe-4084-a0e6-e13769caadf1 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:52.552467
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_12104 `

A drop shaft is normally an vertical conduit

### [Outlet (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_34441>)

- Resource ID: ` 7e956cc9-3111-4321-8065-949970c896c4 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:37:58.250680
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_34441 `

A position where water flow is discharged

### [Box Culvert / Tunnel Polygon (Sewage) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_75257>)

- Resource ID: ` 89ec24ea-6521-41a4-8931-68b86b352709 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:39:05.624447
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_75257 `

Area of box culvert / tunnel \(sewage\)

### [Chamber (Sewage) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_40669>)

- Resource ID: ` 8e491c4d-0cff-48f3-abb6-642abd1aad6a `
- Format: API
- Language: en
- Updated: 2026-07-16T16:39:09.773399
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_40669 `

A chamber accommodates pipes and accessories \(sewage\)

### [Pipe (Stormwater) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_85526>)

- Resource ID: ` 95c32b8d-0807-410f-8518-2d0e5f0d71e3 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:45.853805
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_85526 `

A conduit for conveyance of flow \(stormwater\)

### [Manhole (Stormwater) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_64331>)

- Resource ID: ` 9655853c-d5a4-4259-ad14-c37bfcbfb91a `
- Format: API
- Language: en
- Updated: 2026-07-16T16:37:32.327717
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_64331 `

A chamber connected with drainage conduits \(stormwater\)

### [Multiple Pipes (Sewage) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_36707>)

- Resource ID: ` 98fe0f5b-99b2-4a68-913c-15ec49305e80 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:19.371059
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_36707 `

More than one pipe placed in parallel or in layers \(sewage\)

### [Multiple Rising Mains (Stormwater) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_1442>)

- Resource ID: ` b08939b2-d57d-4b79-abc5-6ead44cd3e4e `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:28.401036
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_1442 `

More than one pressure main placed in parallel or in layers \(stormwater\)

### [Terminal Manhole (Sewage) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_35333>)

- Resource ID: ` b196e74b-b22d-41f2-8659-f93a0d292e48 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:13.942422
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_35333 `

Last manhole positioned within the premises as close to the boundary as possible \(sewage\)

### [Tapping Point (Stormwater) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_22725>)

- Resource ID: ` b4cc10fd-0b5e-4dec-8854-ea6a489d3155 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:11.482433
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_22725 `

Normally refers to a collection point that discharge to stormwater system

### [Catchpit (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_34166>)

- Resource ID: ` b8983031-cb6f-400e-a64a-a801c9e45b35 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:37:36.900870
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_34166 `

A chamber connected with channels/pipes

### [Interface Valve Chamber (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_26571>)

- Resource ID: ` bb87a76f-3d57-48f5-bcd8-58a00bf7432b `
- Format: API
- Language: en
- Updated: 2026-07-16T16:37:41.679551
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_26571 `

A chamber equipped with an interface valve

### [Outfall (Stormwater) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_8813>)

- Resource ID: ` c09d5ca7-23f2-407d-90a5-2d545ee9a8c5 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:37:55.814708
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_8813 `

Normally refers to discharge pipe or outlet \(stormwater\)

### [Multiple Rising Mains (Sewage) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_10022>)

- Resource ID: ` cb73eac1-5513-433e-b4d0-cd4eb87fc823 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:25.246269
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_10022 `

More than one pressure main placed in parallel or in layers \(sewage\)

### [Sand Trap (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_48916>)

- Resource ID: ` e01464df-88ee-45db-a315-e0e583a2ea42 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:00.761085
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_48916 `

A device for trappping of sand

### [Box Culvert / Tunnel Path (Sewage) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_84346>)

- Resource ID: ` e0994482-dd8e-452c-a73e-14b696d3c6df `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:55.887193
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_84346 `

Path of box culvert / tunnel \(sewage\)

### [Pipe (Sewage) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_5680>)

- Resource ID: ` e9e62e89-d431-40e0-a761-bf0c342bbe6c `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:42.440901
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_5680 `

A conduit for conveyance of flow \(sewage\)

### [Tapping Point (Sewage) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_91205>)

- Resource ID: ` eb59e004-0505-4d98-99a2-7406e076b78c `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:03.451633
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_91205 `

Normally refers to a collection point that discharge to sewer system

### [Tunnel Protection Zone (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_7614>)

- Resource ID: ` eca3a42f-68a4-4569-95ab-6cce22812760 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:39:16.654583
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_7614 `

Generally refers to protection zone of sewage/stormwater tunnel

### [Pipe (Combined) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_81245>)

- Resource ID: ` f1978fec-567a-4a4d-9976-85365cdb4aa2 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:38:37.930658
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205232_81245 `

A conduit for conveyance of flow \(combined\)

### [Manhole (Combined) (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_8534>)

- Resource ID: ` f4759dbb-f040-4525-9bfc-53439ed335c4 `
- Format: API
- Language: en
- Updated: 2026-07-16T16:37:34.536146
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_8534 `

A chamber connected with drainage conduits \(combined\)

### [Inlet (CSDI Portal)](<https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_69065>)

- Resource ID: ` f585bcac-f890-44a2-96c2-dc15a4e2604f `
- Format: API
- Language: en
- Updated: 2026-07-16T16:37:39.307628
- API flag (publisher metadata): Y
- Original URL: ` https://portal.csdi.gov.hk/geoportal/?lang=en&datasetId=dsd_rcd_1629267205231_69065 `

A position where water flow is collected

## Specifications (source links)

### Publisher documentation

- [Data dictionary](<http://www.dsd.gov.hk/datagovhk/data_dict/Data_Dictionary_of_Drainage_Records_eng.pdf>) — source-linked; Dataset: data\_dictionary

Original links supplied in publisher metadata. A source link does not mean that document content is hosted, parsed or verified here; any hosted extraction and its review scope are listed separately below.


Upstream metadata associations only; these links do not validate individual resources or document sections. No extracted document body is hosted here.

## Document availability

Parsed specifications and data dictionaries: not available for this dataset. [Document availability](/documents.md).