Palwal vs Patna
Side-by-side air quality comparison between Palwal and Patna.
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 | Palwal | Patna |
|---|---|---|
| PM2.5(µg/m³) | 65.40 | 55.80 |
| PM10(µg/m³) | 303.60 | 82.70 |
| NO₂(µg/m³) | 0.70 | 0.80 |
| SO₂(µg/m³) | 10.60 | 8.90 |
| O₃(µg/m³) | 192.00 | 205.00 |
| CO(µg/m³) | 296.00 | 295.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Palwal averaged an AQI of 95 while Patna averaged 172 — a 77-point (81%) gap, with Patna the more polluted and Palwal the cleaner of the two. On 1913 days when both cities reported, Palwal was cleaner on 1618 of them; the average daily gap was 123 AQI points.
Seasonality & days
Palwal peaks in November, while Patna peaks in December. Palwal logged 0.2% Severe days and 47.800000000000004% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Palwal 37 days, Patna 30 days.
Year-over-year progress
Palwal has improved by 91 AQI points (48.9%) from 2019 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Palwal reached AQI 465 at Shyam Nagar (HSPCB) on 2019-11-14; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Palwal spans 1 CPCB stations with a 0-point spread (min 120, max 120); Patna spans 6 stations with a 39-point spread (min 154, max 193).
Verdict
🏆 Patna has better air quality with an AQI of 93 compared to Palwal's 254. That's a significant difference of 161 points.