Araria vs Perundurai
Side-by-side air quality comparison between Araria and Perundurai.
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 | Araria | Perundurai |
|---|---|---|
| PM2.5(µg/m³) | 106.90 | 6.80 |
| PM10(µg/m³) | 110.80 | 8.00 |
| NO₂(µg/m³) | 29.10 | 11.30 |
| SO₂(µg/m³) | 11.60 | 3.20 |
| O₃(µg/m³) | 31.00 | 32.00 |
| CO(µg/m³) | 809.00 | 159.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Araria averaged an AQI of 167 while Perundurai averaged 75 — a 92-point (123%) gap, with Araria the more polluted and Perundurai the cleaner of the two. On 51 days when both cities reported, Perundurai was cleaner on 51 of them; the average daily gap was 126 AQI points.
Seasonality & days
Araria peaks in January, while Perundurai peaks in November. Araria logged 0% Severe days and 28.5% Good-or-Satisfactory days; Perundurai was 0% Severe and 80.7% Good-or-Satisfactory. Longest clean-air streaks: Araria 14 days, Perundurai 13 days.
Year-over-year progress
The worst recorded day for Araria reached AQI 399 at Kharahiya Basti (BSPCB) on 2024-01-31; Perundurai hit AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12.
Station-level disparity
Araria spans 1 CPCB stations with a 0-point spread (min 173, max 173); Perundurai spans 1 stations with a 0-point spread (min 75, max 75).
Verdict
🏆 Perundurai has better air quality with an AQI of 11 compared to Araria's 257. That's a significant difference of 246 points.