Toggle navigation
Places
CAQI (Europe)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
North America
United States
Texas
Jefferson County
Port Arthur
CAQI (Europe)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Port Arthur
Jefferson County, Texas
2026-06-17 03:00
CAQI (Europe)
Very Low
Pollutants
O3
μg/m³
26.4
PM2.5
μg/m³
3.2
Weather
℃
℃
℉
26℃
92%
12 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
CAQI (Europe)
CAQI (Europe)
O3
PM2.5
Places included
Port Arthur West C28/C128/C228
AQI 12
SETRPC 40 Sabine Pass C640
AQI 12
SETRPC 43 Jefferson Co Airport C643
AQI 10
Thomas Jefferson School C303
AQI 6
Data Sources
http://www.airnow.gov/
Get the App
Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.
iPhone, iPad
Android
Scan QR Code to Download App
iOS
Google Play
Download APK
Cities Nearby
Port Arthur
AQI 12
Groves
AQI 6
Nederland
AQI 9
Port Neches
AQI 6
Bridge City
AQI 6
Taylor Landing
AQI 11
Rose City
AQI 12
West Orange
AQI 12
Beaumont
AQI 12
Vidor
AQI 12
Pinehurst
AQI 12
Air Matters © 2026