Resources
Trusted, free sources we rely on. Official Indian sources first, then international public-health and technical references.
Emergency: 112Ambulance (CATS): 102 (Delhi). Ambulance: 108 (Gurugram, Faridabad (Haryana); Noida, Ghaziabad (UP)). Ambulance for pregnant women and infants: 102 (Noida, Ghaziabad (UP)). See when to get urgent help.
Check today’s air (official, Delhi NCR)
Use the station nearest you and note the timestamp.
- CPCB National AQI dashboard
Official real-time AQI by station. If it does not load, try the mirror at app.cpcbccr.com/AQI_India. - SAMEER app (Android)
CPCB’s official AQI app. Also on the App Store as “Sameer India’s AQI”. - Delhi government AQI portal
Live AQI and health advice by category from the Department of Environment, GNCTD. - Air Quality Early Warning System for Delhi (IITM)
Multi-day AQI forecasts used in GRAP decisions. - DPCC real-time ambient air monitoring
Delhi Pollution Control Committee stations. - CPCB daily AQI bulletin
The official 4 pm daily average AQI for each city. GRAP decisions use it. - SAFAR-India (IITM)
Forecasts. Has had outages; use IITM EWS if it is down.
Rules and restrictions
- Commission for Air Quality Management (CAQM)
GRAP schedule and orders invoking or revoking stages. - GRAP schedule revision, September 2026 (PIB)
Summary of the current GRAP measures.
Health guidance (India)
- Health Advisory on Air Pollution, 2025 (MoHFW)
The health ministry’s latest public advisory. - Air pollution and health: ASHA handbook (NCDC)
Plain-language advice by AQI category for vulnerable groups. - Chest clinic guidance note, Nov 2025 (NCDC)
Guidance for clinicians and patients with air-pollution-related illness. - Tele-MANAS mental health helpline
Call 14416 or 1800-891-4416. Long winters indoors are hard on wellbeing too.
Health guidance (international)
- WHO global air quality guidelines (2021)
The guideline values for PM2.5 and other pollutants. - WHO Europe: Personal-level actions to reduce exposure (2024)
Evidence review on masks, purifiers and behaviour. - US EPA: Patient exposure and the AQI
Who is sensitive and how to reduce dose. - AAP: Wildfire smoke information for parents
Children, masks and clean indoor air.
Home protection (technical)
- US EPA: Guide to Air Cleaners in the Home
CADR, HEPA and choosing a purifier. - US EPA: How to create a cleaner air room
Step-by-step clean room guidance. - US EPA: DIY air cleaners
Box-fan filter research and safety notes. - US EPA: Low-cost air sensors and indoor air
Using consumer monitors well. - US EPA: Ozone generators sold as air cleaners
Why to avoid them.
Masks
- NIOSH Certified Equipment List
Look up an N95’s TC approval number. - NIOSH: Counterfeit respirators
Signs of fake N95s. - BIS Care app
Verify an ISI licence number (CM/L) on Indian-certified masks.
Emergency
- 112: Emergency Response Support System
One number for police, fire and ambulance across NCR. - CATS ambulance, Delhi: 102
Free 24×7 ambulance service of the Delhi government.
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