---
station_id: cpcb-288
raw_id: 288
name: "Velachery Res. Area"
city: "Chennai"
state: ""
country: India
provider: cpcb
provider_name: "Central Pollution Control Board, Government of India"
lat: 13.0052189
lon: 80.2398125
aqi: 79
band: satisfactory
updated: 2026-04-08T09:05:37.272Z
updated_local: "8 Apr 2026, 14:35 IST"
source: https://oaq.notf.in
mirror: https://oaq.pages.dev/s/cpcb/288
---

# Velachery Res. Area — Air Quality

Current AQI: **79 (Satisfactory)** as of 8 Apr 2026, 14:35 IST.

Located in Chennai, India. Source: **Central Pollution Control Board, Government of India** via OAQ.

## Pollutants

| Pollutant | Value | Unit |
|---|---|---|
| PM2.5 | 17.1 | µg/m³ |
| PM10 | 78.82 | µg/m³ |
| NO₂ | 9.66 | µg/m³ |
| SO₂ | 4.82 | µg/m³ |
| CO | 0 | mg/m³ |
| O₃ | 11.96 | µg/m³ |
| NH₃ | 10.37 | µg/m³ |

## Location

- Coordinates: 13.0052° N, 80.2398° E

## Source

Data from Central Pollution Control Board, Government of India via OAQ Data Broker (https://oaq.notf.in). Mirrored hourly. Licensed CC BY 4.0.

Part of an open-source mirror — see https://oaq.pages.dev/about.