National Park Service Arrowhead
Explore Air

Current Ozone and Weather Data in National Parks


Lassen Volcanic National Park - Manzanita Lake Fire Station, CA
EPA AQS Site Number: 06-089-3003


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Tuesday April 21, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 45 41
1 AM 44 --
2 AM 43 --
3 AM 39 --
4 AM 41 --
5 AM 38 --
Weather and Ozone Data Tuesday April 21, 2015
Hour
Ending
(Local Time)
Ozone
(parts per
billion)
Wind
Speed
(meters per
second)
Wind
Direction
Temperature
(degrees C)
Relative
Humidity
(%)
Solar
Radiation
(watts per
meter
squared)
Rainfall
(millimeters)
12 AM 45 0.3 NE 5.9 54 0 0.0
1 AM 44 0.3 E 5.3 54 0 0.0
2 AM 43 0.3 E 4.6 59 0 0.0
3 AM 39 0.3 E 4.0 66 0 0.0
4 AM 41 0.3 E 4.0 70 0 0.0
5 AM 38 0.3 NE 3.7 75 0 0.0
U.S. Department of the Interior Accessibility Freedom of Information Act USA.gov Search
Privacy Policy Disclaimer NPS Home Contact Us
updated on 04/21/2015 6:39 AM  I   http://nature.nps.gov/air/data/current/data_LAVO-ML.cfm   I  Email: Webmaster