Patna vs Saharsa
Side-by-side air quality comparison between Patna 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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Patna averaged an AQI of 172 while Saharsa averaged 139 — a 33-point (24%) gap, with Patna the more polluted and Saharsa the cleaner of the two. On 914 days when both cities reported, Saharsa was cleaner on 771 of them; the average daily gap was 84 AQI points.
Seasonality & days
Patna peaks in December, while Saharsa peaks in January. Patna logged 7.5% Severe days and 19.400000000000002% Good-or-Satisfactory days; Saharsa was 1.4% Severe and 28.4% Good-or-Satisfactory. Longest clean-air streaks: Patna 30 days, Saharsa 20 days.
Year-over-year progress
Patna has improved by 40 AQI points (18.9%) from 2016 to 2024; Saharsa has improved by 139 AQI points (50%) over the same window. The worst recorded day for Patna reached AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01; Saharsa hit AQI 454 at Police Line (BSPCB) on 2022-12-13.
Station-level disparity
Patna spans 6 CPCB stations with a 39-point spread (min 154, max 193); Saharsa spans 1 stations with a 0-point spread (min 188, max 188).