---
station_id: cpcb-1432
raw_id: 1432
name: "Sonia Vihar"
city: "Delhi"
state: ""
country: India
provider: cpcb
provider_name: "Central Pollution Control Board, Government of India"
lat: 28.710508
lon: 77.249485
aqi: 392
band: vpoor
yll_years: 22.93
updated: 2026-11-12T15:05:11.110Z
updated_local: "12 Nov 2026, 20:35 IST"
source: https://oaq.notf.in
mirror: https://mugilu.live/s/cpcb/1432
---

# Sonia Vihar: Air Quality

Current AQI: **392 (Very Poor)** as of 12 Nov 2026, 20:35 IST.

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

## Pollutants

| Pollutant | Value | Unit |
|---|---|---|
| PM2.5 | 239 | µg/m³ |
| PM10 | 304 | µg/m³ |
| NO₂ | 1.4 | µg/m³ |
| SO₂ | 0.4 | µg/m³ |
| O₃ | 7.2 | µg/m³ |
| NH₃ | 4.5 | µg/m³ |
| CO | 7.42 | mg/m³ |

## Estimated health impact (AQLI)

If this PM2.5 level (239 µg/m³) persisted as the annual average, the Air Quality Life Index estimates **22.93 years** of life expectancy lost vs. the WHO 5 µg/m³ guideline.

Formula: `max(0, PM2.5 − 5) × 0.098 years`. From Ebenstein et al. 2017 PNAS and Greenstone & Fan 2018 (U Chicago EPIC, [aqli.epic.uchicago.edu](https://aqli.epic.uchicago.edu)). This is a long-term exposure model applied to a live snapshot. Treat as an order-of-magnitude indication.

## Location

- Coordinates: 28.7105° N, 77.2495° 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://mugilu.live/about.