Live

Puren Air Quality Index (AQI) | Air Pollution

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

Last Updated: 31 Jul 2025, 12:24pm (Local Time)

Live AQI

Air Quality is

Good

pm10 : 11 µg/m³

PM2.5 : 5 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

12 °C

Last Updated: 31 Jul 2025, 12:24pm (Local Time)

Map

Puren

Major Air Pollutants
Puren

Particulate Matter(PM2.5)

5µg/m³

Particulate Matter(PM10)

11µg/m³

Carbon Monoxide(CO)

1297ppb

Sulfur Dioxide(SO2)

4ppb

Nitrogen Dioxide(NO2)

14ppb

Ozone(O3)

9ppb

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Free Air Quality Monitor from AQI.in: How Anyone Can Track Pollution?

AQI Graph

Historical Air Quality Data
Puren

24 Hours

AQI

Puren

AQI

30-07-2025Time31-07-2025

Time	Puren
01 PM	61
02 PM	56
03 PM	57
04 PM	57
05 PM	57
06 PM	57
07 PM	57
08 PM	57
09 PM	57
10 PM	60
11 PM	63
12 AM	60
01 AM	32
02 AM	27
03 AM	25
04 AM	23
05 AM	16
06 AM	14
07 AM	25
08 AM	55
09 AM	50
10 AM	50
11 AM	58
12 PM	40

Min.at 6:09 AM on 31st Jul

Max.at 11:09 PM on 30th Jul

Want air quality data?

AQI Trends - Annual Air Quality Changes
Puren, Chillan, Biobio, Chile

AQI

Year

AQI

AQI	AQI
Mar 2020	39
Apr 2020	61
May 2020	123
Jun 2020	128
Jul 2020	144
Aug 2020	103
Sep 2020	78
Oct 2020	42
Nov 2020	30
Dec 2020	24
Jan 2021	29
Feb 2021	38
Mar 2021	48
Apr 2021	73
May 2021	141
Jun 2021	135
Jul 2021	135
Aug 2021	115
Sep 2021	64
Oct 2021	34
Nov 2021	30
Dec 2021	37
Jan 2022	28
Feb 2022	62
Mar 2022	43
Apr 2022	63
May 2022	113
Jun 2022	108
Jul 2022	105
Aug 2022	96
Sep 2022	70
Oct 2022	40
Nov 2022	29
Dec 2022	27
Jan 2023	27
Feb 2023	93
Mar 2023	44
Apr 2023	72
May 2023	98
Jun 2023	109
Jul 2023	112
Aug 2023	93
Sep 2023	58
Oct 2023	42
Nov 2023	31
Dec 2023	31
Jan 2024	40
Feb 2024	36
Mar 2024	37
Apr 2024	63
May 2024	131
Jun 2024	86
Jul 2024	118
Aug 2024	90
Sep 2024	58
Oct 2024	37
Nov 2024	27
Dec 2024	30
Jan 2025	32
Feb 2025	42
Mar 2025	35
Apr 2025	61
May 2025	84
Jun 2025	106
Jul 2025	95

Annual AQI Trends

2020

78AQI

2021

73AQI

-6%

Fall

2022

61AQI

-16%

Fall

2023

68AQI

11%

Rise

2024

63AQI

-7%

Fall

2025

65AQI

Rise

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

-3%

Fall (Improved AQI)

Most & Least Polluted Months

Most PollutedJuly, 2020144AQI

Least PollutedDecember, 202024AQI

* This data analysis is from year 2020 - 2025

Chile's Metro Cities
Air Quality Index

Iquique

La Serena

Santiago

Air Quality Calendar 2025
Puren

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 30	2 Jan 30	3 Jan 36	4 Jan 35
5 Jan 30	6 Jan 43	7 Jan 32	8 Jan 31	9 Jan 26	10 Jan 34	11 Jan 32
12 Jan 75	13 Jan 34	14 Jan 31	15 Jan 22	16 Jan 22	17 Jan 25	18 Jan 26
19 Jan 26	20 Jan 32	21 Jan 25	22 Jan 28	23 Jan 22	24 Jan 29	25 Jan 27
26 Jan 31	27 Jan 27	28 Jan 33	29 Jan 44	30 Jan 46	31 Jan 30	1 Feb 28

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 31	27 Jan 27	28 Jan 33	29 Jan 44	30 Jan 46	31 Jan 30	1 Feb 28
2 Feb 26	3 Feb 27	4 Feb 38	5 Feb 26	6 Feb 37	7 Feb 63	8 Feb 61
9 Feb 60	10 Feb 66	11 Feb 69	12 Feb 50	13 Feb 49	14 Feb 31	15 Feb 31
16 Feb 32	17 Feb 30	18 Feb 43	19 Feb 47	20 Feb 43	21 Feb 47	22 Feb 29
23 Feb 29	24 Feb 22	25 Feb 42	26 Feb 86	27 Feb 48	28 Feb 24	1 Mar 21

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 29	24 Feb 22	25 Feb 42	26 Feb 86	27 Feb 48	28 Feb 24	1 Mar 21
2 Mar 20	3 Mar 22	4 Mar 31	5 Mar 29	6 Mar 25	7 Mar 23	8 Mar 21
9 Mar 22	10 Mar 23	11 Mar 40	12 Mar 53	13 Mar 37	14 Mar 32	15 Mar 32
16 Mar 39	17 Mar 34	18 Mar 28	19 Mar 38	20 Mar 33	21 Mar 26	22 Mar 48
23 Mar 65	24 Mar 46	25 Mar 55	26 Mar 63	27 Mar 57	28 Mar 45	29 Mar 41
30 Mar 23	31 Mar 27	1 Apr 31	2 Apr 47	3 Apr 45	4 Apr 55	5 Apr 52

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 23	31 Mar 27	1 Apr 31	2 Apr 47	3 Apr 45	4 Apr 55	5 Apr 52
6 Apr 43	7 Apr 58	8 Apr 108	9 Apr 60	10 Apr 41	11 Apr 38	12 Apr 39
13 Apr 54	14 Apr 61	15 Apr 77	16 Apr 71	17 Apr 50	18 Apr 43	19 Apr 65
20 Apr 81	21 Apr 104	22 Apr 104	23 Apr 66	24 Apr 45	25 Apr 39	26 Apr 77
27 Apr 63	28 Apr 51	29 Apr 77	30 Apr 91	1 May 65	2 May 86	3 May 104

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 63	28 Apr 51	29 Apr 77	30 Apr 91	1 May 65	2 May 86	3 May 104
4 May 53	5 May 85	6 May 103	7 May 81	8 May 63	9 May 59	10 May 66
11 May 65	12 May 90	13 May 121	14 May 109	15 May 114	16 May 106	17 May 54
18 May 90	19 May 95	20 May 81	21 May 94	22 May 89	23 May 146	24 May 96
25 May 77	26 May 49	27 May 74	28 May 66	29 May 86	30 May 72	31 May 67

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun 93	2 Jun 148	3 Jun 151	4 Jun 153	5 Jun 104	6 Jun 114	7 Jun 101
8 Jun 122	9 Jun 135	10 Jun 170	11 Jun 133	12 Jun 54	13 Jun 67	14 Jun 60
15 Jun 40	16 Jun 41	17 Jun 69	18 Jun 101	19 Jun 95	20 Jun 111	21 Jun 76
22 Jun 75	23 Jun 87	24 Jun 114	25 Jun 93	26 Jun 126	27 Jun 144	28 Jun 133
29 Jun 150	30 Jun 133	1 Jul 155	2 Jul 163	3 Jul 164	4 Jul 157	5 Jul 141

July

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Jun 150	30 Jun 133	1 Jul 155	2 Jul 163	3 Jul 164	4 Jul 157	5 Jul 141
6 Jul 56	7 Jul 58	8 Jul 53	9 Jul 60	10 Jul 95	11 Jul 107	12 Jul 85
13 Jul 64	14 Jul 61	15 Jul 60	16 Jul 98	17 Jul 76	18 Jul 98	19 Jul 101
20 Jul 118	21 Jul 108	22 Jul 69	23 Jul 107	24 Jul 106	25 Jul 46	26 Jul 118
27 Jul 85	28 Jul 56	29 Jul 110	30 Jul 64	31 Jul -	1 Aug -	2 Aug -

Health Advice For People Living In
Puren

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

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

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

Puren

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.

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

Most Polluted Cities 2025
Chile

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

Lo Miranda, Chile

San Bernardo, Chile

Santiago, Chile

Rancagua, Chile

Copiapo, Chile

San Fernando, Chile

Antofagasta, Chile

Chicureo Abajo, Chile

Calama, Chile

10.

Tocopilla, Chile

Good

3xabove Standard

Last Updated: 31 Jul 2025, 04:35 PM

AQI City Rankings

Air Quality Solutions For Puren
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 Puren

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 Puren

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 Puren

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 Puren

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.

Puren'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 Puren

Frequently Asked Questions About Air Quality

What is the current AQI level in Puren?

The current real-time AQI level in Puren is 25 (Good) due to recent rainfall by 0.63mm/hr. This was last updated 31 Jul 2025, 12:24pm (Local Time).

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

The best AQI level was 14 (Good) at 6:09 AM (Local Time) during the last 24 hours.

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

The worst AQI level was 63 (Moderate) at 11:09 PM, Jul 30, 2025 (Local Time) during the last 24 hours.

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

The AQI levels in Puren have been fluctuating throughout the last 24 hours. The levels have increased by highest 63 at 11:09 PM, Jul 30, 2025 (Local Time), lowest 14 at 6:09 AM (Local Time).

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

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