Porbandar Air Quality Index (AQI) & Air Pollution Today

Gujarat, India — Real-time Air Quality Index (AQI) and PM2.5

Porbandar AQI Right Now

74

Category: Satisfactory

Dominant Pollutant: pm10

PM2.5: 15.38 µg/m³

PM10: 73.93 µg/m³

Last updated: 2026-03-24 — Data source: Google Air Quality API (NAQI). Live NAQI values load when you visit the page.

Porbandar Pollutant Levels

PollutantConcentration
PM2.515.38 µg/m³
PM1073.93 µg/m³
O₃ (Ozone)23.72 µg/m³
NO₂10.05 µg/m³
SO₂1.36 µg/m³
CO127.04 µg/m³

Health Advisory — Porbandar

Satisfactory: Minor breathing discomfort to sensitive people.

Health Impact — Porbandar

Cigarette Equivalent: Breathing this air is equivalent to smoking 0.7 cigarettes per day (based on current PM2.5 levels).

Life Expectancy Impact: Sustained exposure at this PM2.5 level could reduce life expectancy by 0.03 years (AQLI estimate, relative to WHO guideline of 5 µg/m³).

Health Recommendations for Porbandar

  • General Population: Acceptable air quality. Unusually sensitive people should limit prolonged outdoor exertion.
  • Elderly: Minor breathing discomfort is possible.
  • Children: Should be fine outdoors with normal activities.
  • Lung Disease Patients: Consider reducing prolonged outdoor exertion.

Understanding Porbandar Air Quality

Porbandar, a historic port city on the Arabian Sea coast and the birthplace of Mahatma Gandhi, faces a distinctive air quality challenge rooted in its cement and limestone industry. The Porbandar–Ranavav belt hosts multiple cement plants and limestone quarries that generate significant PM10 from crushing, grinding, and kiln operations. Fine calcium carbonate dust settles on surfaces across the city and contributes to elevated coarse particulate levels, particularly when quarry blasting occurs or when dry winds blow from the northeast toward the coast.

Winter months (November–February) see the worst air quality as stable atmospheric conditions and reduced sea breeze strength allow cement dust, vehicular exhaust, and fishing-fleet diesel emissions to accumulate. Porbandar's fishing harbour — one of Gujarat's busiest — generates diesel exhaust from hundreds of mechanised trawlers, particularly during the October–May fishing season. The combination of industrial dust and marine diesel particulates gives Porbandar's PM a distinct chemical signature.

The monsoon (June–September) brings the cleanest air, with 500–700 mm of rainfall washing out particulates and strong southwest sea breezes providing excellent ventilation. The fishing ban period during monsoon further reduces harbour emissions. Summer months (March–May) see moderate dust levels from the semi-arid Saurashtra interior, though the direct Arabian Sea frontage ensures better natural ventilation than inland cities. Porbandar's small size and coastal position generally keep its AQI in the Satisfactory to Moderate range for most of the year.

Primary Pollution Sources

  • Cement and limestone industry emissions
  • Fishing fleet diesel exhaust
  • Vehicle exhaust
  • Road dust
  • Port and cargo handling emissions
  • Construction dust

Geography: Arabian Sea coast in western Saurashtra; birthplace of Mahatma Gandhi, major fishing port, cement and limestone quarrying belt, coastal semi-arid climate

Peak pollution months: November, December, January, February

Frequently Asked Questions — Porbandar

How does the cement industry affect Porbandar's air quality?

The Porbandar–Ranavav limestone and cement belt generates significant PM10 from quarrying, crushing, and kiln operations. Fine calcium carbonate dust is a persistent issue, especially during dry months when northeast winds carry quarry emissions toward the coastal city. Residents near cement plants report visible dust deposition on surfaces.

When is air quality best in Porbandar?

The monsoon months (June–September) offer the best air quality, with strong southwest sea breezes and 500–700 mm of rainfall effectively clearing pollutants. The concurrent fishing ban reduces harbour diesel emissions, making this the cleanest period of the year.

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