Bidar vs Nagapattinam
Side-by-side air quality comparison between Bidar and Nagapattinam.
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, Bidar averaged an AQI of 85 while Nagapattinam averaged 60 — a 25-point (42%) gap, with Bidar the more polluted and Nagapattinam the cleaner of the two. On 37 days when both cities reported, Nagapattinam was cleaner on 28 of them; the average daily gap was 43 AQI points.
Seasonality & days
Bidar peaks in January, while Nagapattinam peaks in November. Bidar logged 0.1% Severe days and 72.5% Good-or-Satisfactory days; Nagapattinam was 0% Severe and 91.5% Good-or-Satisfactory. Longest clean-air streaks: Bidar 24 days, Nagapattinam 8 days.
Year-over-year progress
The worst recorded day for Bidar reached AQI 437 at Naubad (KSPCB) on 2022-01-25; Nagapattinam hit AQI 113 at Velippalayam (TNPCB) on 2024-12-16.
Station-level disparity
Bidar spans 1 CPCB stations with a 0-point spread (min 84, max 84); Nagapattinam spans 1 stations with a 0-point spread (min 60, max 60).