Chittoor vs Ulhasnagar
Side-by-side air quality comparison between Chittoor and Ulhasnagar.
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, Chittoor averaged an AQI of 76 while Ulhasnagar averaged 117 — a 41-point (54%) gap, with Ulhasnagar the more polluted and Chittoor the cleaner of the two. On 398 days when both cities reported, Chittoor was cleaner on 317 of them; the average daily gap was 58 AQI points.
Seasonality & days
Chittoor peaks in October, while Ulhasnagar peaks in January. Chittoor logged 0% Severe days and 84.9% Good-or-Satisfactory days; Ulhasnagar was 0% Severe and 46.9% Good-or-Satisfactory. Longest clean-air streaks: Chittoor 37 days, Ulhasnagar 74 days.
Year-over-year progress
Chittoor has worsened by 5 AQI points (7%) from 2022 to 2024; Ulhasnagar has improved by 10 AQI points (7.9%) over the same window. The worst recorded day for Chittoor reached AQI 348 at Gangineni Cheruvu (APPCB) on 2023-11-13; Ulhasnagar hit AQI 319 at Sidhi Vinayak Nagar (MPCB) on 2023-11-13.
Station-level disparity
Chittoor spans 1 CPCB stations with a 0-point spread (min 72, max 72); Ulhasnagar spans 1 stations with a 0-point spread (min 120, max 120).