CHAIR · PM2.5 districts

CHAIR India District Modeled PM2.5 Annual Averages 2008–2020

CHAIR district PM2.5 is used for annual modeled particulate exposure at district scale for health and environment research.

Open downloadCore referenceMediumStrong district source

Muskaan Khemani; CHAIR India team (contact Kevin Lane) · 2025 · Harvard Dataverse

Host / institution

Harvard Dataverse · CHAIR India / Boston University

Geography

India, district

Time coverage

Annual averages ~2008–2020 (deposit notes extend toward 2022)

Update frequency

Modeled series deposit (CC BY-SA 4.0)

What this is best for

District air-pollution exposure layers for health and environmental economics

Main limitations

Modeled PM2.5—not raw monitor only; validate against CPCB for local studies

Quick answers

Short research-facing answers derived from this catalog record.

What is CHAIR District PM2.5 used for?
District air-pollution exposure layers for health and environmental economics
How do you access CHAIR District PM2.5 data?
CHAIR District PM2.5 is labeled “Open download” 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 CHAIR District PM2.5 cover?
Geography: India, district. Time coverage: Annual averages ~2008–2020 (deposit notes extend toward 2022).
What are the main limitations of CHAIR District PM2.5?
Modeled PM2.5—not raw monitor only; validate against CPCB for local studies

Guides for using this data

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

3 links

Variables4

Representative fields from Harvard Dataverse materials (confirm full dictionary on the official portal). Representative fields for the page table — verify the full dictionary on the official site.

Open official dictionary
Name / codeDescription
district geometryDistrict geometry
annual mean PM2.5Annual mean PM2.5
yearYear
district identifiersDistrict identifiers
Formats

shapefile zip · tabular attributes

Technical tags
district-levelmodeledopen downloadgeospatial
Example uses
Typical research and analysis uses for this dataset

Pollution–health gradients; district policy evaluation

Academic identifiers

Pairs well with

Many Indian data problems need survey + administrative combinations.