Concord, Contra Costa, California Air Quality.

Cur
Past 5 days data
MinMax
PM2.5
17
pm25
5
50
O3
25
o3
1
29
NO2
1
no2
1
14
SO2
1
so2
0
3
CO
3
co
3
7
Temp.
14
t
2
17
Pressure
1020
p
998
1028
Humidity
66
h
53
96
Wind
5
w
0
8
SHARE
Share: Concord, Contra Costa, California, California Air Quality Index
25
(Good)
Air Quality Data source
Weather Information
Current conditions for Concord, Contra Costa, California on measured on Monday 13:00:
14°C
Humidity: 66%
Pressure:: 1020mb
Air Quality Forecast
Mon 17th
14°C
7°C
Tue 18th
16°C
7°C
Wed 19th
16°C
9°C
Thu 20th
18°C
7°C
Fri 21st
17°C
6°C
Sat 22nd
15°C
8°C
Monday 17thTuesday 18thWednesday 19thThursday 20thFriday 21stSaturday 22
03691215182103691215182103691215182103691215182103691215182103691215
PM2.5
2233224433211111112222333221112322123222001112














































12°11°13°14°13°10°13°16°15°12°11°10°10°10°13°14°14°11°14°18°15°12°10°13°15°14°12°11°


6:57 ~ 17:49


6:56 ~ 17:50


6:55 ~ 17:51


6:54 ~ 17:52


6:52 ~ 17:53


6:51 ~ 17:54
Forecast plotted using timezone -08:00
Concord, Contra Costa, California Air Pollution Map
Nearest cities:
25
Concord, Contra Costa, California
Today at 9:00 PM - 30 minutes ago
25
Oakland - East, Alameda, California
Today at 9:00 PM - 30 minutes ago
30
Berkeley-Aquatic Park, Alameda, California
Today at 8:00 PM - 2 hours ago
21
Oakland-Laney College, Alameda, California
Today at 9:00 PM - 30 minutes ago
32
Vallejo, Solano, California
Last Saturday at 12:00 AM - 3 days ago
26
Oakland - West, Alameda, California
Today at 9:00 PM - 30 minutes ago
25
Pleasanton-Owens Ct, Alameda, California
Today at 8:00 PM - 2 hours ago
27
San Pablo-Rumrill, Contra Costa, California
Today at 8:00 PM - 2 hours ago
25
San Francisco-Arkansas Street, San Francisco, California
Today at 9:00 PM - 30 minutes ago
30
San Rafael, Marin, California
Today at 9:00 PM - 30 minutes ago
9
Vacaville-Ulatis Drive, Solano, California
Today at 7:00 PM - 3 hours ago
26
Redwood City, San Mateo, California
Today at 8:00 PM - 2 hours ago
9
Tracy - Airport, San Joaquin, California
Today at 7:00 PM - 3 hours ago
42
San Jose - Jackson St, Santa Clara, California
Today at 8:00 PM - 2 hours ago
30
Elk Grove - Bruceville Road, Sacramento, California
Today at 8:00 PM - 2 hours ago
Options
Auto locate the nearest city
Choose another city AQI
Load most recent AQI data
View all cities AQI on a map
Open normal webpage (instead of the mobile webapp version)
Download the Smartphone application
About this app and widget
Contact the World Air Quality Index project team
Frequently Asked Questions
Settings
-Remember the selected city
Temperature unit: Celcius
Language Settings:
🇨🇳
简体中文
🇯🇵
日本
🇪🇸
español
🇰🇷
한국의
🇷🇺
русский
🇭🇰
繁體中文
🇫🇷
Francais
🇵🇱
Polski
🇩🇪
Deutsch
🇧🇷
Português
🇻🇳
Tiếng Việt
🇮🇹
Italiano
🇮🇩
bahasa Indonesia
🇳🇱
Nederlands
🇮🇷
فارسی
🇹🇭
ภาษาไทย
🇭🇺
Magyar
🇬🇷
Ελληνικά
🇷🇴
Română
🇧🇬
български
🇵🇰
اردو
🇮🇳
हिंदी
🇦🇪
العربية
🇷🇸
Српски
🇧🇩
বাংলা
🇧🇦
босански
🇭🇷
hrvatski
🇹🇷
Türkçe
🇺🇦
українська
🇨🇿
čeština
🇧🇾
беларускі
🇰🇭
ខ្មែរ
🇱🇦
ລາວ
About the Air Quality and Pollution Measurement:
About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

This page has been generated on Tuesday, Feb 18th 2025, 05:30 am CST
-
World Air Quality Index project

Concord, Contra Costa, California Air Quality.

Share: “Concord, Contra Costa, California, California Air Quality is Good - on Monday, Feb 17th 2025, 13:00 pm




Auto locate the nearest city

Please wait while querying your location...

AQI City Selection


Looking for another city?

or let us find your nearest air quality monitoring station