CPCB · AQI · CAAQMS

CPCB AQI / CAAQMS Repository

CPCB AQI data are used to track ambient air quality and pollution at monitoring stations.

Public dashboardVery largeGood starting dataset
Host / institution

CPCB · Central Pollution Control Board

Geography

India, city, station

Time coverage

From ~2015 onward (network growth)

Update frequency

Real-time and historical

What this is best for

Real-time and historical air pollution analytics

Main limitations

Station density uneven; QA needed for research

Quick answers

Short research-facing answers derived from this catalog record.

What is CPCB AQI used for?
Real-time and historical air pollution analytics
How do you access CPCB AQI data?
CPCB AQI is labeled “Public dashboard” on this guide. Open the access portal or documentation links on the record for the current host process—do not assume open download if registration or a DUA is required.
What geography and time does CPCB AQI cover?
Geography: India, city, station. Time coverage: From ~2015 onward (network growth).
What are the main limitations of CPCB AQI?
Station density uneven; QA needed for research

Guides for using this data

Official portals, user guides, codebooks, and tutorials for access and analysis.

1 link

Variables6

Live-fetch blocked/unavailable (skip recorded 2026-07-09); representative fields from catalog host materials — confirm on official portal. Representative fields for the page table — verify the full dictionary on the official site.

Sourced from live host documentation

Open official dictionary
Name / codeDescription
AQIAQI
PM2.5PM2.5
PM10PM10
NO2NO2
O3O3
timestampTimestamp
Formats

portal · repository

Technical tags
public portalreal-timestation
Example uses
Typical research and analysis uses for this dataset

Urban pollution exposure and health correlations

Pairs well with

Many Indian data problems need survey + administrative combinations.