Toggle navigation
Places
AQI (US)
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
California
Humboldt County
Willow Creek
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Willow Creek
Humboldt County, California
2025-03-18 21:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
7.7
PM10
μg/m³
13.8
Weather
℃
℃
℉
13℃
55%
6 kph
3 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
PM2.5
PM10
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
Willow Creek
AQI 44
Hoopa
AQI 30
Weitchpec
AQI 30
Blue Lake
AQI 11
Arcata
AQI 11
McKinleyville
AQI 11
Orleans
AQI 30
Westhaven-Moonstone
AQI 52
Trinidad
AQI 52
Eureka
AQI 11
Ridgewood
AQI 11
Air Matters © 2025