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


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Sunday July 27, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 42 35
1 AM 38 34
2 AM 36 35
3 AM 33 38
4 AM 33 42
5 AM 35 45
6 AM 37 49
7 AM 33 52
8 AM 34 55
9 AM 42 57
10 AM 61 59
11 AM 63 58
12 PM 62 57
1 PM 60 56
2 PM 61 54
3 PM 60 51
4 PM 54 49
5 PM 53 47
6 PM 55 45
7 PM 55 43
8 PM 54 41
9 PM 44 39
10 PM 40 39
11 PM 39 39
Weather and Ozone Data Sunday July 27, 2014
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 42 1.0 E 14.1 36 1 0.0
1 AM 38 1.0 E 14.4 33 1 0.0
2 AM 36 0.9 E 13.3 29 1 0.0
3 AM 33 1.0 E 13.4 29 1 0.0
4 AM 33 1.0 E 12.8 30 1 0.0
5 AM 35 1.1 E 12.0 30 1 0.0
6 AM 37 1.1 E 11.9 30 2 0.0
7 AM 33 1.0 E 12.4 34 47 0.0
8 AM 34 1.2 E 15.3 38 82 0.0
9 AM 42 1.0 SE 18.1 37 248 0.0
10 AM 61 0.9 W 22.1 19 535 0.0
11 AM 63 1.7 W 23.2 19 409 0.0
12 PM 62 2.2 W 22.4 24 442 0.0
1 PM 60 1.7 W 22.7 24 509 0.0
2 PM 61 1.7 W 23.9 23 395 0.0
3 PM 60 1.4 W 23.7 23 309 0.0
4 PM 54 0.9 SW 24.8 20 566 0.0
5 PM 53 1.8 W 26.9 15 662 0.0
6 PM 55 2.1 W 26.7 19 480 0.0
7 PM 55 2.2 W 25.9 21 301 0.0
8 PM 54 1.4 SW 24.5 22 115 0.0
9 PM 44 0.8 E 20.6 35 7 0.0
10 PM 40 0.8 E 17.7 38 1 0.0
11 PM 39 1.0 E 15.8 39 1 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 07/28/2014 5:40 AM  I   http://nature.nps.gov/air/data/current/data_LAVO-ML2.cfm   I  Email: Webmaster