Alwar vs Nagpur
Side-by-side air quality comparison between Alwar 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 | Alwar | Nagpur |
|---|---|---|
| PM2.5(µg/m³) | 46.20 | 24.70 |
| PM10(µg/m³) | 143.40 | 44.60 |
| NO₂(µg/m³) | 3.20 | 7.40 |
| SO₂(µg/m³) | 7.70 | 24.40 |
| O₃(µg/m³) | 158.00 | 136.00 |
| CO(µg/m³) | 302.00 | 194.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Alwar averaged an AQI of 88 while Nagpur averaged 104 — a 16-point (18%) gap, with Nagpur the more polluted and Alwar the cleaner of the two. On 1708 days when both cities reported, Alwar was cleaner on 892 of them; the average daily gap was 41 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Alwar logged 0% Severe days and 70.2% Good-or-Satisfactory days; Nagpur was 0% Severe and 60.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Alwar 97 days, Nagpur 68 days.
Year-over-year progress
Alwar has improved by 125 AQI points (58.7%) from 2017 to 2024; Nagpur has improved by 37 AQI points (26.2%) over the same window. The worst recorded day for Alwar reached AQI 356 at Moti Doongri (RSPCB) on 2017-11-11; Nagpur hit AQI 342 at Opp GPO Civil Lines (MPCB) on 2022-12-03.
Station-level disparity
Alwar spans 1 CPCB stations with a 0-point spread (min 95, max 95); Nagpur spans 4 stations with a 9-point spread (min 98, max 107).
Verdict
🏆 Nagpur has better air quality with an AQI of 45 compared to Alwar's 130. That's a significant difference of 85 points.