Saharsa vs Sirsa
Side-by-side air quality comparison between Saharsa and Sirsa.
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 | Saharsa | Sirsa |
|---|---|---|
| PM2.5(µg/m³) | 100.60 | 61.00 |
| PM10(µg/m³) | 107.10 | 161.10 |
| NO₂(µg/m³) | 34.10 | 33.30 |
| SO₂(µg/m³) | 11.80 | 7.70 |
| O₃(µg/m³) | 30.00 | 39.00 |
| CO(µg/m³) | 723.00 | 335.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Saharsa averaged an AQI of 139 while Sirsa averaged 115 — a 24-point (21%) gap, with Saharsa the more polluted and Sirsa the cleaner of the two. On 532 days when both cities reported, Sirsa was cleaner on 338 of them; the average daily gap was 94 AQI points.
Seasonality & days
Saharsa peaks in January, while Sirsa peaks in November. Saharsa logged 1.4% Severe days and 28.4% Good-or-Satisfactory days; Sirsa was 0.5% Severe and 41.300000000000004% Good-or-Satisfactory. Longest clean-air streaks: Saharsa 20 days, Sirsa 40 days.
Year-over-year progress
Saharsa has improved by 139 AQI points (50%) from 2021 to 2024; Sirsa has improved by 48 AQI points (29.4%) over the same window. The worst recorded day for Saharsa reached AQI 454 at Police Line (BSPCB) on 2022-12-13; Sirsa hit AQI 462 at F-Block (HSPCB) on 2019-11-01.
Station-level disparity
Saharsa spans 1 CPCB stations with a 0-point spread (min 188, max 188); Sirsa spans 1 stations with a 0-point spread (min 132, max 132).
Verdict
🏆 Sirsa has better air quality with an AQI of 141 compared to Saharsa's 236. That's a significant difference of 95 points.