AQI PM2.5 PM10 CO SO2 NO2 O3

Live

Cros Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Santander

Last Updated: 21 May 2025, 09:54am (Local Time)

Live AQI

Air Quality is

Good

pm10 : 18 µg/m³

PM2.5 : 7 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

13 °C

Last Updated: 21 May 2025, 09:54am (Local Time)

Map

Cros

Major Air Pollutants
Cros

Particulate Matter(PM2.5)

7µg/m³

Particulate Matter(PM10)

18µg/m³

Carbon Monoxide(CO)

15ppb

Sulfur Dioxide(SO2)

0ppb

Nitrogen Dioxide(NO2)

6ppb

Ozone(O3)

21ppb

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AQI Graph

Historical Air Quality Data
Cros

24 Hours

AQI

Cros

Want air quality data?

AQI Trends - Annual Air Quality Changes
Cros, Santander, Cantabria, Spain

AQI

Year

AQI

Annual AQI Trends

2020

29AQI

2021

25AQI

-14%

Fall

2022

25AQI

No Change

2023

23AQI

-8%

Fall

2024

26AQI

13%

Rise

2025

34AQI

31%

Rise

Overall Annual Percentage (%) change of AQI in (2020 to 2025)

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedNovember, 202079AQI

Least PollutedNovember, 202318AQI

* This data analysis is from year 2020 - 2025

Spain's Metro Cities
Air Quality Index

Barcelona

Malaga

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Zaragoza

Air Quality Calendar 2025
Cros

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 51	2 Jan 47	3 Jan 45	4 Jan 39
5 Jan 32	6 Jan 29	7 Jan 28	8 Jan 38	9 Jan 35	10 Jan 34	11 Jan 33
12 Jan 32	13 Jan 36	14 Jan 41	15 Jan 50	16 Jan 51	17 Jan 53	18 Jan 53
19 Jan 56	20 Jan 54	21 Jan 49	22 Jan 43	23 Jan 38	24 Jan 35	25 Jan 32
26 Jan 29	27 Jan 30	28 Jan 29	29 Jan 28	30 Jan 29	31 Jan 30	1 Feb 30

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 29	27 Jan 30	28 Jan 29	29 Jan 28	30 Jan 29	31 Jan 30	1 Feb 30
2 Feb 31	3 Feb 29	4 Feb 35	5 Feb 41	6 Feb 44	7 Feb 44	8 Feb 39
9 Feb 38	10 Feb 36	11 Feb 39	12 Feb 34	13 Feb 35	14 Feb 38	15 Feb 35
16 Feb 42	17 Feb 41	18 Feb 52	19 Feb 54	20 Feb 54	21 Feb 50	22 Feb 45
23 Feb 41	24 Feb 40	25 Feb 33	26 Feb 30	27 Feb 34	28 Feb 36	1 Mar 32

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 41	24 Feb 40	25 Feb 33	26 Feb 30	27 Feb 34	28 Feb 36	1 Mar 32
2 Mar 31	3 Mar 40	4 Mar 46	5 Mar 51	6 Mar 49	7 Mar 42	8 Mar 36
9 Mar 32	10 Mar 29	11 Mar 29	12 Mar 28	13 Mar 27	14 Mar 27	15 Mar 28
16 Mar 28	17 Mar 29	18 Mar 29	19 Mar 26	20 Mar 29	21 Mar 25	22 Mar 24
23 Mar 24	24 Mar 25	25 Mar 29	26 Mar 33	27 Mar 34	28 Mar 32	29 Mar 30
30 Mar 31	31 Mar 32	1 Apr 36	2 Apr 36	3 Apr 33	4 Apr 32	5 Apr 28

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 31	31 Mar 32	1 Apr 36	2 Apr 36	3 Apr 33	4 Apr 32	5 Apr 28
6 Apr 25	7 Apr 27	8 Apr 34	9 Apr 44	10 Apr 45	11 Apr 45	12 Apr 43
13 Apr 38	14 Apr 33	15 Apr 26	16 Apr 19	17 Apr 17	18 Apr 17	19 Apr 16
20 Apr 18	21 Apr 20	22 Apr 20	23 Apr 22	24 Apr 22	25 Apr 24	26 Apr 23
27 Apr 23	28 Apr 29	29 Apr 29	30 Apr 29	1 May 30	2 May 33	3 May 27

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 23	28 Apr 29	29 Apr 29	30 Apr 29	1 May 30	2 May 33	3 May 27
4 May 28	5 May 26	6 May 25	7 May 27	8 May 33	9 May 39	10 May 43
11 May 33	12 May 32	13 May 32	14 May 31	15 May 29	16 May 35	17 May 47
18 May 48	19 May 40	20 May 41	21 May -	22 May -	23 May -	24 May -
25 May -	26 May -	27 May -	28 May -	29 May -	30 May -	31 May -

Health Advice For People Living In
Cros

0Cigarettes per day

Weekly 0 Cigarettes

Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

Source:

Berkeley Earth

Solutions for Current AQI

Air PurifierTurn Off
Car FilterAdvisable
N95 MaskAdvisable
Stay IndoorAdvisable

As per the current AQI, turn off the air purifier.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Cros

Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)

Low Chances of Asthma

Asthma

Risk of Asthma symptoms is Low when AQI is Good (0-50)

Mild symptoms such as slight wheezing, occasional cough, and minor shortness of breath

Do's :

Keep track of air quality to plan outdoor activities safely.
Drink water to keep airways moist and reduce irritation.
Include non-allergenic fruits and vegetables that support overall lung health, like apples, pears, and spinach.

Don'ts :

Skip medications that is prescribed by your doctor.
Engage in outdoor activities in early morning during high pollen hours.

Most Polluted Cities 2025
Spain

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2025

World's Most PollutedCity Rankings (2024)

World's Most PollutedCountry Rankings(2024)

RankCityAQIAQI Status

Standard Value

Canteras, Spain

Cartagena, Spain

Gijon, Spain

Murcia, Spain

Burriana, Spain

Sevilla, Spain

Oviedo, Spain

Eibar, Spain

Aviles, Spain

10.

Bilbao, Spain

Good

3xabove Standard

Last Updated: 21 May 2025, 08:05 AM

AQI City Rankings

Air Quality Solutions For Cros
Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Monitor the air quality

Air Quality Sensors

Sensors to measure the air quality

Fresh Air Machine

Clean the air you breathe

Car Cabin Filter

Purify the air in your car

N95 Mask

Shield yourself from pollution

air quality solutions for offices for Cros

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

air quality solutions for institutes for Cros

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

air quality solutions for airport for Cros

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

air quality solutions for bathroom for Cros

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Cros's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Mobile App

Empower Your Decisions with Reliable Data

Get it onApp Store

Get it onGoogle Play

Your area’s real-time data with detailed parameters.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Air Quality FAQs
at Cros

Frequently Asked Questions About Air Quality

What is the current AQI level in Cros?

The current real-time AQI level in Cros is 41 (Good). This was last updated 21 May 2025, 09:54am (Local Time).

When was the best AQI level in Cros in the last 24 hours?

The best AQI level was 35 (Good) at 7:09 PM, May 20, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Cros in the last 24 hours?

The worst AQI level was 52 (Moderate) at 6:09 AM (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Cros during last 24 hours?

The AQI levels in Cros have been fluctuating throughout the last 24 hours. The levels have increased by highest 52 at 6:09 AM (Local Time), lowest 35 at 7:09 PM, May 20, 2025 (Local Time).

What actions are recommended as per the current AQI level in Cros?

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.