Maihar vs Siwan
Side-by-side air quality comparison between Maihar and Siwan.
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 | Maihar | Siwan |
|---|---|---|
| PM2.5(µg/m³) | 33.30 | 114.60 |
| PM10(µg/m³) | 49.70 | 125.70 |
| NO₂(µg/m³) | 16.50 | 44.50 |
| SO₂(µg/m³) | 10.40 | 15.40 |
| O₃(µg/m³) | 64.00 | 54.00 |
| CO(µg/m³) | 320.00 | 761.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Maihar averaged an AQI of 59 while Siwan averaged 148 — a 89-point (151%) gap, with Siwan the more polluted and Maihar the cleaner of the two. On 571 days when both cities reported, Maihar was cleaner on 563 of them; the average daily gap was 156 AQI points.
Seasonality & days
Maihar peaks in December, while Siwan peaks in January. Maihar logged 0% Severe days and 94.4% Good-or-Satisfactory days; Siwan was 5.2% Severe and 17.7% Good-or-Satisfactory. Longest clean-air streaks: Maihar 72 days, Siwan 13 days.
Year-over-year progress
Maihar has improved by 9 AQI points (13.2%) from 2019 to 2024; Siwan has improved by 184 AQI points (55.4%) over the same window. The worst recorded day for Maihar reached AQI 262 at Sahilara Maihar (Cements) on 2022-08-25; Siwan hit AQI 488 at Chitragupta Nagar (BSPCB) on 2022-12-30.
Station-level disparity
Maihar spans 1 CPCB stations with a 0-point spread (min 56, max 56); Siwan spans 1 stations with a 0-point spread (min 197, max 197).
Verdict
🏆 Maihar has better air quality with an AQI of 56 compared to Siwan's 282. That's a significant difference of 226 points.