---
schema_version: 1
dataset_id: "hk-epd-lamppost-hk-epd-lamppost-air-quality-lamppost"
title: "Smart Lampposts Air Quality Data"
publisher: {"id":"c22ba033-6505-4d76-9d58-76de3a3b5b0d","name":"Environmental Protection Department","html_url":"/publishers/c22ba033-6505-4d76-9d58-76de3a3b5b0d/","markdown_url":"/publishers/c22ba033-6505-4d76-9d58-76de3a3b5b0d/index.md"}
categories: [{"id":"environment","name":"Environment","html_url":"/categories/environment/","markdown_url":"/categories/environment/index.md"}]
tags: []
resource_count: 1
metadata_modified: "2026-10-22T16:43:59.414283"
update_frequency: "As and when there is update"
harvest_started: "2026-10-22T22:30:57.106Z"
license: null
source_url: "https://data.gov.hk/en-data/api/3/action/package_show?id=hk-epd-lamppost-hk-epd-lamppost-air-quality-lamppost"
html_url: "/datasets/hk-epd-lamppost-hk-epd-lamppost-air-quality-lamppost/"
json_url: "/datasets/hk-epd-lamppost-hk-epd-lamppost-air-quality-lamppost.json"
markdown_url: "/datasets/hk-epd-lamppost-hk-epd-lamppost-air-quality-lamppost.md"
---

# Smart Lampposts Air Quality Data

[← Text catalogue home](/index.md)

[HTML](/datasets/hk-epd-lamppost-hk-epd-lamppost-air-quality-lamppost/) · [JSON](/datasets/hk-epd-lamppost-hk-epd-lamppost-air-quality-lamppost.json) · [Markdown](/datasets/hk-epd-lamppost-hk-epd-lamppost-air-quality-lamppost.md)

[Official metadata record](<https://data.gov.hk/en-data/api/3/action/package_show?id=hk-epd-lamppost-hk-epd-lamppost-air-quality-lamppost>)

## Description

Air quality data including nitrogen monoxide, nitrogen dioxide and PM2\.5 concentrations measured by Smart Lamppost sensors

## Resources

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

### [Smart Lampposts Air Quality Data](<https://app.data.gov.hk/v1/historical-archive/get-file?url=https%3A%2F%2Fpaqs.epd-asmg.gov.hk%2Fdata%2Fdata.json&time=20260201>)

- Resource ID: ` ec46a530-a6be-429f-8575-e755b757b710 `
- Format: NIL
- Language: 英文
- Updated: 2026-10-22T16:43:59.430410
- API flag (publisher metadata): N
- Original URL: ` https://app.data.gov.hk/v1/historical-archive/get-file?url=https%3A%2F%2Fpaqs.epd-asmg.gov.hk%2Fdata%2Fdata.json&time=20260201 `

Air quality data including nitrogen monoxide, nitrogen dioxide and PM2\.5 concentrations measured by Smart Lamppost sensors

## Document availability

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