Old Fort Trail, Beaver, Pennsylvania, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Old Fort Trail, Beaver, Pennsylvania, United States
AQI Trends: Highest and Lowest
Same Day Analysis (18th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 47 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Oct - 19th Oct 2025
Old Fort Trail, Beaver, Pennsylvania, United States
7 AM18th Oct 2025
6 PM
6 AM19th Oct 2025
54AQI
23AQI
67AQI
48AQI
In the last 24 hours,
Old Fort Trail's AQI reached its highest point of 67 at 1 AM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 18th Oct and 19th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Old Fort Trail, Beaver, Pennsylvania, United States
21°C12/31°C
21°C16/29°C
24°C17/32°C
23°C19/31°C
20°C18/24°C
19°C17/22°C
19°C17/22°C
19°C15/25°C
19°C14/27°C
20°C14/30°C
20°C14/28°C
21°C15/30°C
19°C12/27°C
17°C8/27°C
19°C12/28°C
20°C11/30°C
20°C12/30°C
21°C13/31°C
19°C18/22°C
14°C9/18°C
10°C4/18°C
13°C5/23°C
13°C8/20°C
15°C11/21°C
14°C10/21°C
16°C11/23°C
14°C9/20°C
11°C5/19°C
10°C3/20°C
17°C9/28°C
--°C/°C
43AQI
33AQI
38AQI
34AQI
2025 Days Vs Air Quality
Old Fort Trail, Beaver, Pennsylvania, United States
75%
155
25%
51
Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)
Under WHO’s Safe Air Quality Limits: 75%
Health Risk Level:
Low
In 2025, 75% of 292 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Old Fort Trail, Beaver, Pennsylvania, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
30AQI
44AQI
60AQI
59AQI
21AQI
19AQI
27AQI
26AQI
21AQI
28AQI
16AQI
20AQI
16AQI
29AQI
34AQI
32AQI
37AQI
37AQI
45AQI
20AQI
16AQI
31AQI
51AQI
52AQI
21AQI
40AQI
18AQI
31AQI
44AQI
47AQI
23AQI
15AQI
27AQI
43AQI
17AQI
36AQI
28AQI
22AQI
20AQI
26AQI
20AQI
25AQI
35AQI
20AQI
27AQI
39AQI
38AQI
20AQI
19AQI
32AQI
51AQI
28AQI
18AQI
21AQI
26AQI
23AQI
12AQI
14AQI
14AQI
21AQI
24AQI
26AQI
13AQI
27AQI
34AQI
39AQI
29AQI
30AQI
44AQI
73AQI
73AQI
52AQI
77AQI
69AQI
49AQI
48AQI
59AQI
68AQI
76AQI
57AQI
43AQI
28AQI
30AQI
30AQI
24AQI
31AQI
43AQI
47AQI
57AQI
58AQI
53AQI
46AQI
39AQI
40AQI
38AQI
45AQI
33AQI
35AQI
50AQI
65AQI
87AQI
64AQI
53AQI
35AQI
60AQI
53AQI
56AQI
54AQI
45AQI
43AQI
53AQI
49AQI
27AQI
24AQI
30AQI
31AQI
45AQI
55AQI
48AQI
56AQI
53AQI
42AQI
34AQI
37AQI
40AQI
50AQI
58AQI
63AQI
30AQI
46AQI
61AQI
66AQI
78AQI
66AQI
82AQI
70AQI
65AQI
56AQI
54AQI
42AQI
48AQI
64AQI
63AQI
49AQI
23AQI
32AQI
30AQI
17AQI
23AQI
36AQI
38AQI
20AQI
19AQI
25AQI
31AQI
23AQI
24AQI
29AQI
28AQI
31AQI
38AQI
28AQI
54AQI
44AQI
27AQI
27AQI
33AQI
36AQI
41AQI
44AQI
48AQI
50AQI
49AQI
51AQI
52AQI
51AQI
52AQI
41AQI
43AQI
42AQI
26AQI
36AQI
27AQI
36AQI
37AQI
51AQI
56AQI
47AQI
27AQI
26AQI
46AQI
57AQI
60AQI
47AQI
34AQI
22AQI
28AQI
18AQI
46AQI
36AQI
31AQI
25AQI
27AQI
28AQI
25AQI
47AQI
43AQI
29AQI
26AQI
49AQI
47AQI
44AQI
41AQI
35AQI
No. of days
202539AQI
Highest AQI recorded in
June49AQI
Lowest AQI recorded in
May26AQI
Most & Least Polluted Years Over the Last 1 Years
Old Fort Trail's annual 2025 AQI (39) shows an average percentage change of NaN% (improved AQI) compared to previous years: .