SAFAR - India

A Research based initiative of integrating Air Quality with Health Advisories and Food Security.
A dedicated Air Quality Information Service for Indian Metropolitan Cites to make India self sufficient
in providing frontier research based Scientific accrediated robust Air Quality Forecasting system.

National Certification - ISO 9001:2008 Accredited
International Recognition - World Meteorological Organization (GURME - Pilot)

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SAHAS

Delhi NCR Forecast

Delhi Source Emission Inventory

Pune-PCMC-Emission-2020

Multi-year comparison of Air quality during the Diwali period

RELATIVE SOURCE SHARE (%) IN PM2.5 POLLUTION IN DELHI (In Two Contrasting Scenarios)
DURING HARVESTING PERIOD (Local v/s Stubble v/s External)

PLOT

SAFAR Air Pollution Hotspots - Delhi (02-12-2021)
MAP

TRENDING SUMMARY
(02-12-2021)

SHORT RANGE FORECAST:

(1) Delhi: The AQI today indicates ‘very poor’ air quality. For the next three days, winds are likely to be calm reducing ventilation leading to deterioration of air quality but within the same category. From 6th Dec onwards winds are expected to increase dispersing pollutants but AQI likely to remain in ‘very poor’ category. Partly cloudy sky and low mixing layer height are preventing efficient dispersion of pollutants.

(2) Mumbai, Pune and Ahmedabad: AQI of Pune indicates satisfactory air quality today and likely to be ‘satisfactory’ for the next 2 days. AQI of Mumbai indicates moderate category and likely to be satisfactory for the next 2 days. AQI of Ahmedabad indicates air quality is of satisfactory category, and likely to remain so for the next 2 days.

FACTORS FORECASTED TO INFLUENCE DELHI AIR QUALITY: :

RED Line: Most Influencing factor forecasted to deteriorate AQI

(1) MIXING LAYER HEIGHT: LOW

IMPACT:LOW VERTICAL MIXING

(2) LOCAL WIND SPEED:CALM

IMPACT:MORE ACCUMULATION OF POLLUTANTS

(3) VENTILATION FACTOR:LOW

IMPACT:LOW DISPERSION

(4) STUBBLE BURNING IMPACT: NEGLIGIBLE

(5) EXTERNAL DUST INTRUSION: VERY LOW

IMPACT:NEGLIGIBLE

SAFAR AQ Forecast Reports -DIWALI 2021

DELHI

PUNE

MUMBAI

AHMEDABAD

Air Quality Across SAFAR Cities: AQ-Index

100

200

300

400

500+

GOOD

SEVERE

Pune

Ahmedabad

Mumbai

Delhi

Delhi

Pune

Mumbai

Ahmedabad

Sensitive Groups:

Avoid all Physical activity outdoor and move activities indoors. If asthematics, keep relief medicine handy.

EVERYONE:

Stop outdoor activity at early morning and after sunset times.

Avoid prolonged or heavy exertion.

Go for a short walk instead of a jog and take more breaks.

Stop any activity level if you experience any unusual coughing, chest discomfort, wheezing, breathing difficulty, or fatigue.

If the room has windows, close them.

If the air conditioner provides a fresh air intake option, keep that closed.

Avoid burning of wood, candles or incense.

Keep the room clean – dont vacuum. Do wet mopping to reduce dust.

Masks known as N-95 or P-100 respirators may only help if you go out.

Enjoy The Day

Air Quality Forecast (1-3 days): Levels in µgm-3

Delhi
Pune
Mumbai
Ahmedabad

Pollutants	Today	Advisory	Tomorrow's Forecast	Advisory	After 3 days	Advisory
PM10 (µgm-3)	403	Very Poor	323	Poor	423	Very Poor
PM2.5 (µgm-3)	231	Very Poor	185	Very Poor	243	Very Poor

Pollutants	Today	Advisory	Tomorrow's Forecast	Advisory	After 3 days	Advisory
PM10 (µgm-3)	63	Satisfactory	70	Satisfactory	77	Satisfactory
PM2.5 (µgm-3)	40	Satisfactory	45	Satisfactory	49	Satisfactory

Pollutants	Today	Advisory	Tomorrow's Forecast	Advisory	After 3 days	Advisory
PM10 (µgm-3)	74	Satisfactory	70	Satisfactory	83	Satisfactory
PM2.5 (µgm-3)	47	Satisfactory	42	Satisfactory	52	Satisfactory

Pollutants	Today	Advisory	Tomorrow's Forecast	Advisory	After 3 days	Advisory
PM10 (µgm-3)	67	Satisfactory	63	Satisfactory	65	Satisfactory
PM2.5 (µgm-3)	37	Satisfactory	33	Satisfactory	35	Satisfactory