Nalbāri vs Ratlam
Side-by-side air quality comparison between Nalbāri and Ratlam.
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 | Nalbāri | Ratlam |
|---|---|---|
| PM2.5(µg/m³) | 54.50 | 25.00 |
| PM10(µg/m³) | 61.20 | 40.30 |
| NO₂(µg/m³) | 6.50 | 8.90 |
| SO₂(µg/m³) | 5.80 | 16.30 |
| O₃(µg/m³) | 123.00 | 44.00 |
| CO(µg/m³) | 407.00 | 194.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Nalbāri averaged an AQI of 129 while Ratlam averaged 113 — a 16-point (14%) gap, with Nalbāri the more polluted and Ratlam the cleaner of the two. On 634 days when both cities reported, Ratlam was cleaner on 385 of them; the average daily gap was 70 AQI points.
Seasonality & days
Nalbāri peaks in January, while Ratlam peaks in November. Nalbāri logged 0% Severe days and 41% Good-or-Satisfactory days; Ratlam was 0% Severe and 46.4% Good-or-Satisfactory. Longest clean-air streaks: Nalbāri 18 days, Ratlam 59 days.
Year-over-year progress
Nalbāri has improved by 72 AQI points (35.8%) from 2022 to 2024; Ratlam has improved by 19 AQI points (14.4%) over the same window. The worst recorded day for Nalbāri reached AQI 384 at Bata Chowk (PCBA) on 2024-01-08; Ratlam hit AQI 302 at Shasthri Nagar Ratlam (Lab) on 2020-11-11.
Station-level disparity
Nalbāri spans 1 CPCB stations with a 0-point spread (min 141, max 141); Ratlam spans 1 stations with a 0-point spread (min 103, max 103).
Verdict
🏆 Ratlam has better air quality with an AQI of 42 compared to Nalbāri's 91.