Karnal vs Nagpur
Side-by-side air quality comparison between Karnal and Nagpur.
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 | Karnal | Nagpur |
|---|---|---|
| PM2.5(µg/m³) | 110.80 | 20.30 |
| PM10(µg/m³) | 258.90 | 25.30 |
| NO₂(µg/m³) | 55.20 | 23.20 |
| SO₂(µg/m³) | 12.50 | 12.30 |
| O₃(µg/m³) | 10.00 | 42.00 |
| CO(µg/m³) | 1037.00 | 174.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Karnal averaged an AQI of 102 while Nagpur averaged 104 — a 2-point (2%) gap, with Nagpur the more polluted and Karnal the cleaner of the two. On 1322 days when both cities reported, Nagpur was cleaner on 812 of them; the average daily gap was 60 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Karnal logged 0.1% Severe days and 46.2% Good-or-Satisfactory days; Nagpur was 0% Severe and 60.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Karnal 53 days, Nagpur 68 days.
Year-over-year progress
Karnal has improved by 71 AQI points (41%) from 2019 to 2024; Nagpur has improved by 37 AQI points (26.2%) over the same window. The worst recorded day for Karnal reached AQI 456 at Sector-12 (HSPCB) on 2019-11-03; Nagpur hit AQI 342 at Opp GPO Civil Lines (MPCB) on 2022-12-03.
Station-level disparity
Karnal spans 1 CPCB stations with a 0-point spread (min 128, max 128); Nagpur spans 4 stations with a 9-point spread (min 98, max 107).
Verdict
🏆 Nagpur has better air quality with an AQI of 34 compared to Karnal's 270. That's a significant difference of 236 points.