Nagapattinam vs Silchar
Side-by-side air quality comparison between Nagapattinam and Silchar.
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, Nagapattinam averaged an AQI of 60 while Silchar averaged 52 — a 8-point (15%) gap, with Nagapattinam the more polluted and Silchar the cleaner of the two. On 46 days when both cities reported, Nagapattinam was cleaner on 24 of them; the average daily gap was 19 AQI points.
Seasonality & days
Nagapattinam peaks in November, while Silchar peaks in February. Nagapattinam logged 0% Severe days and 91.5% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Nagapattinam 8 days, Silchar 87 days.
Year-over-year progress
The worst recorded day for Nagapattinam reached AQI 113 at Velippalayam (TNPCB) on 2024-12-16; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Nagapattinam spans 1 CPCB stations with a 0-point spread (min 60, max 60); Silchar spans 1 stations with a 0-point spread (min 47, max 47).