Kārwār vs Noida
Side-by-side air quality comparison between Kārwār and Noida.
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 | Kārwār | Noida |
|---|---|---|
| PM2.5(µg/m³) | 7.10 | 67.50 |
| PM10(µg/m³) | 19.60 | 134.10 |
| NO₂(µg/m³) | 0.70 | 34.90 |
| SO₂(µg/m³) | 0.40 | 17.50 |
| O₃(µg/m³) | 54.00 | 48.00 |
| CO(µg/m³) | 95.00 | 554.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kārwār averaged an AQI of 55 while Noida averaged 182 — a 127-point (231%) gap, with Noida the more polluted and Kārwār the cleaner of the two. On 263 days when both cities reported, Kārwār was cleaner on 263 of them; the average daily gap was 163 AQI points.
Seasonality & days
Kārwār peaks in January, while Noida peaks in November. Kārwār logged 0% Severe days and 92.7% Good-or-Satisfactory days; Noida was 8.9% Severe and 16.5% Good-or-Satisfactory. Longest clean-air streaks: Kārwār 34 days, Noida 14 days.
Year-over-year progress
Kārwār has improved by 72 AQI points (56.7%) from 2023 to 2024; Noida has improved by 79 AQI points (30.3%) over the same window. The worst recorded day for Kārwār reached AQI 222 at KHB Colony (KSPCB) on 2023-12-21; Noida hit AQI 500 at Sector-1 (UPPCB) on 2019-11-01.
Station-level disparity
Kārwār spans 1 CPCB stations with a 0-point spread (min 58, max 58); Noida spans 4 stations with a 15-point spread (min 195, max 210).
Verdict
🏆 Kārwār has better air quality with an AQI of 20 compared to Noida's 126. That's a significant difference of 106 points.