# Indoor Air Quality

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[HTML](/datasets/hk-wsd-wsd3-indoor-air-quality/) · [JSON](/datasets/hk-wsd-wsd3-indoor-air-quality.json) · [Markdown](/datasets/hk-wsd-wsd3-indoor-air-quality.md)

- ID: ` hk-wsd-wsd3-indoor-air-quality `
- Publisher: [Water Supplies Department](/publishers/3cfcd1c3-3eb1-428c-ab6f-6915cbdc96e2/) · [Markdown](/publishers/3cfcd1c3-3eb1-428c-ab6f-6915cbdc96e2/index.md)
- Categories: [City Management and Utilities](/categories/city-management/) · [Markdown](/categories/city-management/index.md)
- Tags: Not stated
- Resources: 4
- Updated: 2021-07-05T10:02:33.714329
- Update frequency (publisher metadata): Every year
- Harvest started: 2026-10-21T22:30:56.999Z
- Licence: Not stated
- Source: [Official metadata record](<https://data.gov.hk/en-data/api/3/action/package_show?id=hk-wsd-wsd3-indoor-air-quality>)

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

## Description

Provide Information on Indoor Air Quality on major premises of WSD

## Resources

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

### [Indoor Air Quality (as at 1 February 2020) (Traditional Chinese)](<https://www.wsd.gov.hk/datagovhk/tc-data/iaq_20200201_tc.csv>)

- Resource ID: ` 037e8897-f5e3-4d4c-a1b7-fc14da8dc0c7 `
- Format: CSV
- Language: zh-Hant
- Updated: 2021-07-05T10:02:33.169019
- API flag (publisher metadata): N
- Original URL: ` https://www.wsd.gov.hk/datagovhk/tc-data/iaq_20200201_tc.csv `

Provide Information on Indoor Air Quality on major premises of WSD \(as at 1 February 2020\)

### [Indoor Air Quality (as at 1 February 2019) (Traditional Chinese)](<https://www.wsd.gov.hk/datagovhk/tc-data/iaq_20190201_tc.csv>)

- Resource ID: ` 092a7aa4-2c20-44f6-8cda-270493ac3141 `
- Format: CSV
- Language: zh-Hant
- Updated: 2021-07-05T10:02:32.070212
- API flag (publisher metadata): N
- Original URL: ` https://www.wsd.gov.hk/datagovhk/tc-data/iaq_20190201_tc.csv `

Provide Information on Indoor Air Quality on major premises of WSD \(as at 1 February 2019\)

### [Indoor Air Quality (as at 1 February 2020) (English)](<https://www.wsd.gov.hk/datagovhk/en-data/iaq_20200201_en.csv>)

- Resource ID: ` 1ee60aba-2bb7-4c54-8c95-937c4f9aacab `
- Format: CSV
- Language: en
- Updated: 2021-07-05T10:02:33.719509
- API flag (publisher metadata): N
- Original URL: ` https://www.wsd.gov.hk/datagovhk/en-data/iaq_20200201_en.csv `

Provide Information on Indoor Air Quality on major premises of WSD \(as at 1 February 2020\)

### [Indoor Air Quality (as at 1 February 2019) (English)](<https://www.wsd.gov.hk/datagovhk/en-data/iaq_20190201_en.csv>)

- Resource ID: ` 8c445967-77d7-4286-b744-700bf1510a09 `
- Format: CSV
- Language: en
- Updated: 2021-07-05T10:02:32.627359
- API flag (publisher metadata): N
- Original URL: ` https://www.wsd.gov.hk/datagovhk/en-data/iaq_20190201_en.csv `

Provide Information on Indoor Air Quality on major premises of WSD \(as at 1 February 2019\)

## Specifications (source links)

### Publisher documentation

- [Data dictionary](<https://www.wsd.gov.hk/datagovhk/data-dictionary/en/indoor_air_quality_e.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).