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Explore Air
Current Ozone and Weather Data in National Parks
Petrified Forest National Park - South Entrance, AZ
EPA AQS Site Number: 04-017-0119
| Ozone Monday February 13, 2012 |
Hour Ending
(Local Time) |
1-Hour Average
(parts per billion) |
8-Hour Average
(parts per billion) |
| 12 AM |
40 |
38 |
| 1 AM |
41 |
37 |
| 2 AM |
38 |
37 |
| 3 AM |
33 |
38 |
| 4 AM |
37 |
40 |
| 5 AM |
39 |
41 |
| 6 AM |
38 |
42 |
| 7 AM |
38 |
44 |
| 8 AM |
39 |
45 |
| 9 AM |
40 |
46 |
| 10 AM |
44 |
47 |
| 11 AM |
47 |
48 |
| 12 PM |
48 |
48 |
| 1 PM |
48 |
48 |
| 2 PM |
48 |
48 |
| 3 PM |
49 |
47 |
| 4 PM |
49 |
46 |
| 5 PM |
50 |
46 |
| 6 PM |
50 |
46 |
| 7 PM |
47 |
-- |
| 8 PM |
46 |
-- |
| 9 PM |
45 |
-- |
| 10 PM |
45 |
-- |
| 11 PM |
43 |
-- |
| Weather and Ozone Data Monday February 13, 2012 |
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 |
40 |
4.5 |
W |
1.8 |
88 |
0 |
0.3 |
| 1 AM |
41 |
2.1 |
SW |
2.0 |
86 |
0 |
0.0 |
| 2 AM |
38 |
2.0 |
S |
2.1 |
82 |
0 |
0.0 |
| 3 AM |
33 |
2.9 |
S |
2.0 |
77 |
0 |
0.0 |
| 4 AM |
37 |
2.6 |
S |
1.4 |
76 |
0 |
0.0 |
| 5 AM |
39 |
1.4 |
S |
1.5 |
74 |
0 |
0.0 |
| 6 AM |
38 |
2.8 |
SW |
2.1 |
72 |
0 |
0.0 |
| 7 AM |
38 |
2.6 |
SW |
1.9 |
73 |
0 |
0.0 |
| 8 AM |
39 |
2.2 |
SW |
1.7 |
76 |
42 |
0.0 |
| 9 AM |
40 |
3.6 |
SW |
2.4 |
75 |
182 |
0.0 |
| 10 AM |
44 |
7.4 |
SW |
4.7 |
64 |
419 |
0.0 |
| 11 AM |
47 |
8.2 |
SW |
5.8 |
53 |
437 |
0.0 |
| 12 PM |
48 |
8.2 |
SW |
6.5 |
48 |
364 |
0.0 |
| 1 PM |
48 |
7.8 |
SW |
7.6 |
43 |
604 |
0.0 |
| 2 PM |
48 |
7.2 |
SW |
8.0 |
41 |
311 |
0.0 |
| 3 PM |
49 |
7.7 |
SW |
8.6 |
38 |
263 |
0.0 |
| 4 PM |
49 |
8.5 |
SW |
8.3 |
38 |
162 |
0.0 |
| 5 PM |
50 |
9.7 |
S |
8.4 |
38 |
163 |
0.0 |
| 6 PM |
50 |
9.7 |
SW |
7.3 |
41 |
73 |
0.0 |
| 7 PM |
47 |
6.4 |
SW |
5.5 |
47 |
1 |
0.0 |
| 8 PM |
46 |
6.5 |
SW |
4.9 |
54 |
0 |
0.0 |
| 9 PM |
45 |
3.6 |
S |
3.8 |
59 |
0 |
0.0 |
| 10 PM |
45 |
6.0 |
S |
3.5 |
62 |
0 |
0.0 |
| 11 PM |
43 |
3.2 |
SW |
2.9 |
65 |
0 |
0.0 |
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