Panchkula vs Purnia
Side-by-side air quality comparison between Panchkula and Purnia.
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 | Panchkula | Purnia |
|---|---|---|
| PM2.5(µg/m³) | 50.90 | 112.00 |
| PM10(µg/m³) | 66.80 | 115.70 |
| NO₂(µg/m³) | 44.60 | 31.10 |
| SO₂(µg/m³) | 8.10 | 18.40 |
| O₃(µg/m³) | 11.00 | 42.00 |
| CO(µg/m³) | 714.00 | 756.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Panchkula averaged an AQI of 117 while Purnia averaged 133 — a 16-point (14%) gap, with Purnia the more polluted and Panchkula the cleaner of the two. On 323 days when both cities reported, Panchkula was cleaner on 271 of them; the average daily gap was 106 AQI points.
Seasonality & days
Panchkula peaks in December, while Purnia peaks in January. Panchkula logged 0.1% Severe days and 61.9% Good-or-Satisfactory days; Purnia was 3.7% Severe and 33.699999999999996% Good-or-Satisfactory. Longest clean-air streaks: Panchkula 60 days, Purnia 14 days.
Year-over-year progress
Panchkula has improved by 74 AQI points (38.7%) from 2017 to 2022; Purnia has improved by 163 AQI points (55.1%) over the same window. The worst recorded day for Panchkula reached AQI 474 at Sector-6 Panchkula () on 2018-06-15; Purnia hit AQI 460 at Mariam Nagar (BSPCB) on 2022-12-15.
Station-level disparity
Panchkula spans 1 CPCB stations with a 0-point spread (min 102, max 102); Purnia spans 1 stations with a 0-point spread (min 176, max 176).
Verdict
🏆 Panchkula has better air quality with an AQI of 85 compared to Purnia's 274. That's a significant difference of 189 points.