Hyderabad vs Saharsa
Side-by-side air quality comparison between Hyderabad 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 | Hyderabad | Saharsa |
|---|---|---|
| PM2.5(µg/m³) | 20.50 | 99.90 |
| PM10(µg/m³) | 27.90 | 105.70 |
| NO₂(µg/m³) | 10.40 | 26.10 |
| SO₂(µg/m³) | 5.30 | 13.00 |
| O₃(µg/m³) | 63.00 | 62.00 |
| CO(µg/m³) | 281.00 | 670.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hyderabad averaged an AQI of 78 while Saharsa averaged 139 — a 61-point (78%) gap, with Saharsa the more polluted and Hyderabad the cleaner of the two. On 603 days when both cities reported, Hyderabad was cleaner on 365 of them; the average daily gap was 83 AQI points.
Seasonality & days
Hyderabad peaks in December, while Saharsa peaks in January. Hyderabad logged 0.2% Severe days and 41.6% Good-or-Satisfactory days; Saharsa was 1.4% Severe and 28.4% Good-or-Satisfactory. Longest clean-air streaks: Hyderabad 71 days, Saharsa 20 days.
Year-over-year progress
Hyderabad has improved by 24 AQI points (23.5%) from 2016 to 2024; Saharsa has improved by 139 AQI points (50%) over the same window. The worst recorded day for Hyderabad reached AQI 500 at Sanathnagar (TSPCB) on 2024-04-28; Saharsa hit AQI 454 at Police Line (BSPCB) on 2022-12-13.
Station-level disparity
Hyderabad spans 14 CPCB stations with a 35-point spread (min 62, max 97); Saharsa spans 1 stations with a 0-point spread (min 188, max 188).
Verdict
🏆 Hyderabad has better air quality with an AQI of 34 compared to Saharsa's 234. That's a significant difference of 200 points.