Nārnaul vs Surat
Side-by-side air quality comparison between Nārnaul and Surat.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Nārnaul | Surat |
|---|---|---|
| PM2.5(µg/m³) | 45.40 | 25.70 |
| PM10(µg/m³) | 126.20 | 47.30 |
| NO₂(µg/m³) | 12.40 | 22.40 |
| SO₂(µg/m³) | 7.70 | 40.70 |
| O₃(µg/m³) | 86.00 | 35.00 |
| CO(µg/m³) | 365.00 | 266.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Nārnaul averaged an AQI of 94 while Surat averaged 83 — a 11-point (13%) gap, with Nārnaul the more polluted and Surat the cleaner of the two. On 525 days when both cities reported, Surat was cleaner on 287 of them; the average daily gap was 56 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Nārnaul logged 0.1% Severe days and 40.8% Good-or-Satisfactory days; Surat was 0% Severe and 55.9% Good-or-Satisfactory. Longest clean-air streaks: Nārnaul 63 days, Surat 55 days.
Year-over-year progress
Nārnaul has improved by 37 AQI points (28.2%) from 2019 to 2024; Surat has improved by 139 AQI points (62.6%) over the same window. The worst recorded day for Nārnaul reached AQI 435 at Shastri Nagar (HSPCB) on 2023-11-16; Surat hit AQI 384 at Science Center (SMC) on 2023-08-19.
Station-level disparity
Nārnaul spans 1 CPCB stations with a 0-point spread (min 130, max 130); Surat spans 1 stations with a 0-point spread (min 123, max 123).
Verdict
🏆 Surat has better air quality with an AQI of 47 compared to Nārnaul's 118. That's a significant difference of 71 points.