Nalbāri vs Sagar
Side-by-side air quality comparison between Nalbāri and Sagar.
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 | Sagar |
|---|---|---|
| PM2.5(µg/m³) | 54.50 | 24.90 |
| PM10(µg/m³) | 61.20 | 41.00 |
| NO₂(µg/m³) | 6.50 | 11.80 |
| SO₂(µg/m³) | 5.80 | 4.10 |
| O₃(µg/m³) | 123.00 | 61.00 |
| CO(µg/m³) | 407.00 | 211.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Nalbāri averaged an AQI of 129 while Sagar averaged 96 — a 33-point (34%) gap, with Nalbāri the more polluted and Sagar the cleaner of the two. On 359 days when both cities reported, Sagar was cleaner on 185 of them; the average daily gap was 78 AQI points.
Seasonality & days
Nalbāri peaks in January, while Sagar peaks in November. Nalbāri logged 0% Severe days and 41% Good-or-Satisfactory days; Sagar was 0% Severe and 69.9% Good-or-Satisfactory. Longest clean-air streaks: Nalbāri 18 days, Sagar 57 days.
Year-over-year progress
Nalbāri has improved by 72 AQI points (35.8%) from 2022 to 2024; Sagar has worsened by 24 AQI points (33.3%) over the same window. The worst recorded day for Nalbāri reached AQI 384 at Bata Chowk (PCBA) on 2024-01-08; Sagar hit AQI 347 at Civil Lines (MPPCB) on 2024-12-25.
Station-level disparity
Nalbāri spans 1 CPCB stations with a 0-point spread (min 141, max 141); Sagar spans 2 stations with a 45-point spread (min 73, max 118).
Verdict
🏆 Sagar has better air quality with an AQI of 42 compared to Nalbāri's 91.