Gummidipoondi vs Nayāgarh
Side-by-side air quality comparison between Gummidipoondi and Nayāgarh.
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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Gummidipoondi | Nayāgarh |
|---|---|---|
| PM2.5(µg/m³) | 10.60 | 52.50 |
| PM10(µg/m³) | 11.90 | 56.30 |
| NO₂(µg/m³) | 12.70 | 15.20 |
| SO₂(µg/m³) | 6.00 | 7.00 |
| O₃(µg/m³) | 51.00 | 56.00 |
| CO(µg/m³) | 298.00 | 452.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gummidipoondi averaged an AQI of 107 while Nayāgarh averaged 98 — a 9-point (9%) gap, with Gummidipoondi the more polluted and Nayāgarh the cleaner of the two. On 553 days when both cities reported, Nayāgarh was cleaner on 324 of them; the average daily gap was 60 AQI points.
Seasonality & days
Gummidipoondi peaks in November, while Nayāgarh peaks in April. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Nayāgarh was 0% Severe and 47.400000000000006% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Nayāgarh 52 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Nayāgarh has improved by 48 AQI points (32.9%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Nayāgarh hit AQI 336 at Dabuna (OSPCB) on 2023-03-13.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Nayāgarh spans 1 stations with a 0-point spread (min 116, max 116).
Verdict
🏆 Gummidipoondi has better air quality with an AQI of 18 compared to Nayāgarh's 88. That's a significant difference of 70 points.