Haldia vs Nashik
Side-by-side air quality comparison between Haldia and Nashik.
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 | Haldia | Nashik |
|---|---|---|
| PM2.5(µg/m³) | 46.60 | 17.40 |
| PM10(µg/m³) | 51.90 | 34.10 |
| NO₂(µg/m³) | 11.40 | 12.60 |
| SO₂(µg/m³) | 10.40 | 16.20 |
| O₃(µg/m³) | 96.00 | 28.00 |
| CO(µg/m³) | 284.00 | 158.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Haldia averaged an AQI of 90 while Nashik averaged 85 — a 5-point (6%) gap, with Haldia the more polluted and Nashik the cleaner of the two. On 359 days when both cities reported, Haldia was cleaner on 241 of them; the average daily gap was 42 AQI points.
Seasonality & days
Haldia peaks in December, while Nashik peaks in November. Haldia logged 0% Severe days and 65.4% Good-or-Satisfactory days; Nashik was 0% Severe and 65.9% Good-or-Satisfactory. Longest clean-air streaks: Haldia 51 days, Nashik 53 days.
Year-over-year progress
Haldia has worsened by 8 AQI points (9.8%) from 2023 to 2024; Nashik has improved by 38 AQI points (30.9%) over the same window. The worst recorded day for Haldia reached AQI 322 at Priyambada Housing Estate (WBPCB) on 2024-11-26; Nashik hit AQI 319 at Gangapur Road (MPCB) on 2024-11-24.
Station-level disparity
Haldia spans 1 CPCB stations with a 0-point spread (min 86, max 86); Nashik spans 4 stations with a 12-point spread (min 78, max 90).
Verdict
🏆 Nashik has better air quality with an AQI of 34 compared to Haldia's 78.