Alwar vs Perundurai
Side-by-side air quality comparison between Alwar 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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Alwar averaged an AQI of 88 while Perundurai averaged 75 — a 13-point (17%) gap, with Alwar the more polluted and Perundurai the cleaner of the two. On 56 days when both cities reported, Perundurai was cleaner on 44 of them; the average daily gap was 46 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Alwar logged 0% Severe days and 70.2% Good-or-Satisfactory days; Perundurai was 0% Severe and 80.7% Good-or-Satisfactory. Longest clean-air streaks: Alwar 97 days, Perundurai 13 days.
Year-over-year progress
The worst recorded day for Alwar reached AQI 356 at Moti Doongri (RSPCB) on 2017-11-11; Perundurai hit AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12.
Station-level disparity
Alwar spans 1 CPCB stations with a 0-point spread (min 95, max 95); Perundurai spans 1 stations with a 0-point spread (min 75, max 75).