Mangalore vs Nārnaul
Side-by-side air quality comparison between Mangalore and Nārnaul.
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 | Mangalore | Nārnaul |
|---|---|---|
| PM2.5(µg/m³) | 8.30 | 45.80 |
| PM10(µg/m³) | 14.90 | 120.10 |
| NO₂(µg/m³) | 5.20 | 21.00 |
| SO₂(µg/m³) | 1.80 | 7.10 |
| O₃(µg/m³) | 45.00 | 63.00 |
| CO(µg/m³) | 166.00 | 386.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Mangalore averaged an AQI of 61 while Nārnaul averaged 94 — a 33-point (54%) gap, with Nārnaul the more polluted and Mangalore the cleaner of the two. On 1087 days when both cities reported, Mangalore was cleaner on 878 of them; the average daily gap was 71 AQI points.
Seasonality & days
Mangalore peaks in February, while Nārnaul peaks in November. Mangalore logged 0% Severe days and 87.2% Good-or-Satisfactory days; Nārnaul was 0.1% Severe and 40.8% Good-or-Satisfactory. Longest clean-air streaks: Mangalore 64 days, Nārnaul 63 days.
Year-over-year progress
Mangalore has improved by 9 AQI points (12.9%) from 2021 to 2024; Nārnaul has improved by 37 AQI points (28.2%) over the same window. The worst recorded day for Mangalore reached AQI 235 at Kadri (KSPCB) on 2023-11-17; Nārnaul hit AQI 435 at Shastri Nagar (HSPCB) on 2023-11-16.
Station-level disparity
Mangalore spans 1 CPCB stations with a 0-point spread (min 68, max 68); Nārnaul spans 1 stations with a 0-point spread (min 130, max 130).
Verdict
🏆 Mangalore has better air quality with an AQI of 15 compared to Nārnaul's 114. That's a significant difference of 99 points.