Guwahati vs Sirsa
Side-by-side air quality comparison between Guwahati 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 | Guwahati | Sirsa |
|---|---|---|
| PM2.5(µg/m³) | 35.50 | 52.40 |
| PM10(µg/m³) | 41.80 | 284.10 |
| NO₂(µg/m³) | 1.20 | 0.60 |
| SO₂(µg/m³) | 4.90 | 5.40 |
| O₃(µg/m³) | 150.00 | 152.00 |
| CO(µg/m³) | 359.00 | 231.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Guwahati averaged an AQI of 123 while Sirsa averaged 115 — a 8-point (7%) gap, with Guwahati the more polluted and Sirsa the cleaner of the two. On 1612 days when both cities reported, Guwahati was cleaner on 893 of them; the average daily gap was 91 AQI points.
Seasonality & days
Guwahati peaks in January, while Sirsa peaks in November. Guwahati logged 0.1% Severe days and 44.9% Good-or-Satisfactory days; Sirsa was 0.5% Severe and 41.300000000000004% Good-or-Satisfactory. Longest clean-air streaks: Guwahati 105 days, Sirsa 40 days.
Year-over-year progress
Guwahati has worsened by 14 AQI points (12.8%) from 2019 to 2024; Sirsa has improved by 48 AQI points (29.4%) over the same window. The worst recorded day for Guwahati reached AQI 420 at Railway Colony (PCBA) on 2023-01-15; Sirsa hit AQI 462 at F-Block (HSPCB) on 2019-11-01.
Station-level disparity
Guwahati spans 4 CPCB stations with a 26-point spread (min 118, max 144); Sirsa spans 1 stations with a 0-point spread (min 132, max 132).
Verdict
🏆 Guwahati has better air quality with an AQI of 60 compared to Sirsa's 235. That's a significant difference of 175 points.