Chandrapur vs Saharsa
Side-by-side air quality comparison between Chandrapur and Saharsa.
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 | Chandrapur | Saharsa |
|---|---|---|
| PM2.5(µg/m³) | 26.60 | 84.50 |
| PM10(µg/m³) | 47.00 | 96.40 |
| NO₂(µg/m³) | 7.20 | 6.00 |
| SO₂(µg/m³) | 18.70 | 16.00 |
| O₃(µg/m³) | 120.00 | 172.00 |
| CO(µg/m³) | 185.00 | 449.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Chandrapur averaged an AQI of 123 while Saharsa averaged 139 — a 16-point (13%) gap, with Saharsa the more polluted and Chandrapur the cleaner of the two. On 208 days when both cities reported, Chandrapur was cleaner on 180 of them; the average daily gap was 101 AQI points.
Seasonality & days
Chandrapur peaks in March, while Saharsa peaks in January. Chandrapur logged 0.3% Severe days and 58.800000000000004% Good-or-Satisfactory days; Saharsa was 1.4% Severe and 28.4% Good-or-Satisfactory. Longest clean-air streaks: Chandrapur 37 days, Saharsa 20 days.
Year-over-year progress
Chandrapur has improved by 1 AQI points (0.8%) from 2017 to 2022; Saharsa has improved by 139 AQI points (50%) over the same window. The worst recorded day for Chandrapur reached AQI 500 at MIDC Khutala (MPCB) on 2017-11-14; Saharsa hit AQI 454 at Police Line (BSPCB) on 2022-12-13.
Station-level disparity
Chandrapur spans 1 CPCB stations with a 0-point spread (min 100, max 100); Saharsa spans 1 stations with a 0-point spread (min 188, max 188).
Verdict
🏆 Chandrapur has better air quality with an AQI of 47 compared to Saharsa's 182. That's a significant difference of 135 points.