AQI PM2.5 PM10 CO SO2 NO2 O3

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Santa Ana Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-05-29 09:54:13 PM (Local Time)

Live AQI

Air Quality is

Good

pm10 : 28 µg/m³

PM2.5 : 9 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

24 °C

Last Updated: 2025-05-29 09:54:13 PM (Local Time)

Map

Santa Ana

Major Air Pollutants
Santa Ana

Particulate Matter(PM2.5)

9µg/m³

Particulate Matter(PM10)

28µg/m³

Carbon Monoxide(CO)

623ppb

Sulfur Dioxide(SO2)

2ppb

Nitrogen Dioxide(NO2)

10ppb

Ozone(O3)

13ppb

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AQI Graph

Historical Air Quality Data
Santa Ana

24 Hours

AQI

Santa Ana

Want air quality data?

AQI Trends - Annual Air Quality Changes
Santa Ana, San Jose, Costa Rica

AQI

Year

AQI

Annual AQI Trends

2020

39AQI

2021

32AQI

-18%

Fall

2022

29AQI

-9%

Fall

2023

31AQI

Rise

2024

44AQI

42%

Rise

2025

50AQI

14%

Rise

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

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedApril, 202465AQI

Least PollutedJuly, 20237AQI

* This data analysis is from year 2020 - 2025

Santa Ana's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

San Jose US Embassy

Good

Air Quality Calendar 2025
Santa Ana

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 46	2 Jan 46	3 Jan 54	4 Jan 50
5 Jan 50	6 Jan 50	7 Jan 54	8 Jan 52	9 Jan 51	10 Jan 51	11 Jan 49
12 Jan 51	13 Jan 49	14 Jan 50	15 Jan 49	16 Jan 48	17 Jan 47	18 Jan 50
19 Jan 49	20 Jan 48	21 Jan 47	22 Jan 47	23 Jan 49	24 Jan 54	25 Jan 54
26 Jan 55	27 Jan 52	28 Jan 51	29 Jan 53	30 Jan 52	31 Jan 51	1 Feb 53

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 55	27 Jan 52	28 Jan 51	29 Jan 53	30 Jan 52	31 Jan 51	1 Feb 53
2 Feb 53	3 Feb 53	4 Feb 54	5 Feb 54	6 Feb 58	7 Feb 56	8 Feb 57
9 Feb 54	10 Feb 53	11 Feb 54	12 Feb 56	13 Feb 51	14 Feb 47	15 Feb 45
16 Feb 44	17 Feb 42	18 Feb 41	19 Feb 43	20 Feb 44	21 Feb 40	22 Feb 41
23 Feb 39	24 Feb 37	25 Feb 41	26 Feb 42	27 Feb 47	28 Feb 44	1 Mar 46

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 39	24 Feb 37	25 Feb 41	26 Feb 42	27 Feb 47	28 Feb 44	1 Mar 46
2 Mar 41	3 Mar 45	4 Mar 44	5 Mar 45	6 Mar 44	7 Mar 45	8 Mar 45
9 Mar 44	10 Mar 44	11 Mar 46	12 Mar 51	13 Mar 56	14 Mar 55	15 Mar 55
16 Mar 47	17 Mar 53	18 Mar 54	19 Mar 55	20 Mar 52	21 Mar 53	22 Mar 54
23 Mar 52	24 Mar 54	25 Mar 60	26 Mar 59	27 Mar 59	28 Mar 61	29 Mar 59
30 Mar 55	31 Mar 57	1 Apr 57	2 Apr 58	3 Apr 58	4 Apr 56	5 Apr 53

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 55	31 Mar 57	1 Apr 57	2 Apr 58	3 Apr 58	4 Apr 56	5 Apr 53
6 Apr 47	7 Apr 48	8 Apr 45	9 Apr 47	10 Apr 48	11 Apr 49	12 Apr 51
13 Apr 52	14 Apr 53	15 Apr 54	16 Apr 56	17 Apr 53	18 Apr 55	19 Apr 52
20 Apr 52	21 Apr 54	22 Apr 54	23 Apr 53	24 Apr 51	25 Apr 50	26 Apr 50
27 Apr 48	28 Apr 50	29 Apr 53	30 Apr 51	1 May 50	2 May 51	3 May 52

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 48	28 Apr 50	29 Apr 53	30 Apr 51	1 May 50	2 May 51	3 May 52
4 May 51	5 May 50	6 May 52	7 May 50	8 May 53	9 May 51	10 May 47
11 May 41	12 May 42	13 May 42	14 May 47	15 May 48	16 May 48	17 May 49
18 May 52	19 May 49	20 May 48	21 May 50	22 May 48	23 May 46	24 May 46
25 May 44	26 May 46	27 May 47	28 May -	29 May -	30 May -	31 May -

Health Advice For People Living In
Santa Ana

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.

Prevent Health Problems: Understand Your Risks

Santa Ana

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.

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Costa Rica

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

Santa Ana, Costa Rica

San Jose, Costa Rica

San Pedro, Costa Rica

Good

3xabove Standard

Last Updated: 30 May 2025, 04:51 AM

AQI City Rankings

Air Quality Solutions For Santa Ana
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 Santa Ana

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 Santa Ana

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 Santa Ana

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 Santa Ana

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.

Santa Ana'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

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 Santa Ana

Frequently Asked Questions About Air Quality

What is the current AQI level in Santa Ana?

The current real-time AQI level in Santa Ana is 49 (Good) due to recent rainfall by 0.01mm/hr. This was last updated 2025-05-29 09:54:13 PM (Local Time).

When was the best AQI level in Santa Ana in the last 24 hours?

The best AQI level was 38 (Good) at 3:09 AM, May 29, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Santa Ana in the last 24 hours?

The worst AQI level was 49 (Good) at 7:09 AM, May 29, 2025 (Local Time) during the last 24 hours.

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

The AQI levels in Santa Ana have been fluctuating throughout the last 24 hours. The levels have increased by highest 49 at 7:09 AM, May 29, 2025 (Local Time), lowest 38 at 3:09 AM, May 29, 2025 (Local Time).

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

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