Kolār vs Sasaram
Side-by-side air quality comparison between Kolār and Sasaram.
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, Kolār averaged an AQI of 65 while Sasaram averaged 109 — a 44-point (68%) gap, with Sasaram the more polluted and Kolār the cleaner of the two. On 490 days when both cities reported, Kolār was cleaner on 362 of them; the average daily gap was 79 AQI points.
Seasonality & days
Kolār peaks in September, while Sasaram peaks in January. Kolār logged 0.9% Severe days and 85.30000000000001% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Kolār 17 days, Sasaram 27 days.
Year-over-year progress
Kolār has improved by 56 AQI points (46.3%) from 2018 to 2024; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Kolār reached AQI 500 at Tamaka Ind Area (KSPCB) on 2018-09-18; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.
Station-level disparity
Kolār spans 1 CPCB stations with a 0-point spread (min 71, max 71); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).