South Pass, Atlantic City, Wyoming, 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
South Pass, Atlantic City, Wyoming, United States
AQI Trends: Highest and Lowest
Same Day Analysis (4th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 9 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Oct - 4th Oct 2025
South Pass, Atlantic City, Wyoming, United States
7 AM3rd Oct 2025
7 PM
6 AM4th Oct 2025
19AQI
6AQI
13AQI
6AQI
In the last 24 hours,
South Pass's AQI reached its highest point of 19 at 7 AM during the Day, while the lowest point, 6, was recorded at 6 AM during the Night between 3rd Oct and 4th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
South Pass, Atlantic City, Wyoming, United States
--°C/°C
14°C9/19°C
16°C8/25°C
20°C14/26°C
20°C14/27°C
18°C13/26°C
20°C12/30°C
20°C12/29°C
17°C12/23°C
14°C8/21°C
16°C10/23°C
15°C11/24°C
13°C8/18°C
13°C8/19°C
16°C9/24°C
17°C11/23°C
18°C13/24°C
18°C12/24°C
11°C7/15°C
12°C8/18°C
16°C9/24°C
19°C13/27°C
17°C12/25°C
18°C12/26°C
17°C14/24°C
17°C11/23°C
17°C12/24°C
15°C8/23°C
17°C10/26°C
17°C11/27°C
10°C5/12°C
28AQI
21AQI
22AQI
20AQI
2025 Days Vs Air Quality
South Pass, Atlantic City, Wyoming, United States
99%
191
1%
2
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 278 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
South Pass, Atlantic City, Wyoming, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI
18AQI
37AQI
42AQI
20AQI
21AQI
17AQI
17AQI
16AQI
16AQI
13AQI
14AQI
19AQI
18AQI
34AQI
29AQI
34AQI
20AQI
22AQI
20AQI
20AQI
22AQI
19AQI
16AQI
15AQI
16AQI
18AQI
20AQI
18AQI
15AQI
14AQI
17AQI
17AQI
15AQI
15AQI
13AQI
14AQI
16AQI
19AQI
19AQI
16AQI
14AQI
15AQI
19AQI
16AQI
20AQI
21AQI
23AQI
28AQI
18AQI
14AQI
14AQI
14AQI
15AQI
13AQI
17AQI
14AQI
17AQI
18AQI
19AQI
16AQI
17AQI
18AQI
17AQI
16AQI
20AQI
18AQI
17AQI
17AQI
15AQI
15AQI
16AQI
17AQI
20AQI
26AQI
31AQI
23AQI
22AQI
20AQI
19AQI
23AQI
23AQI
22AQI
19AQI
19AQI
21AQI
23AQI
49AQI
49AQI
21AQI
20AQI
24AQI
25AQI
27AQI
31AQI
24AQI
19AQI
23AQI
24AQI
24AQI
23AQI
25AQI
24AQI
21AQI
20AQI
21AQI
21AQI
28AQI
25AQI
24AQI
22AQI
23AQI
25AQI
30AQI
35AQI
28AQI
29AQI
26AQI
20AQI
25AQI
27AQI
28AQI
34AQI
50AQI
42AQI
39AQI
34AQI
37AQI
34AQI
23AQI
19AQI
30AQI
39AQI
32AQI
27AQI
24AQI
24AQI
30AQI
36AQI
30AQI
33AQI
34AQI
28AQI
23AQI
18AQI
23AQI
18AQI
23AQI
28AQI
25AQI
32AQI
36AQI
50AQI
47AQI
23AQI
23AQI
32AQI
30AQI
28AQI
36AQI
29AQI
35AQI
50AQI
61AQI
64AQI
46AQI
40AQI
34AQI
26AQI
15AQI
15AQI
12AQI
16AQI
18AQI
19AQI
15AQI
16AQI
16AQI
18AQI
18AQI
17AQI
17AQI
14AQI
31AQI
34AQI
16AQI
12AQI
13AQI
10AQI
11AQI
9AQI
9AQI
9AQI
27AQI
19AQI
17AQI
23AQI
28AQI
29AQI
25AQI
10AQI
No. of days
202523AQI
Highest AQI recorded in
August29AQI
Lowest AQI recorded in
October10AQI
Most & Least Polluted Years Over the Last 1 Years
South Pass's annual 2025 AQI (23) shows an average percentage change of NaN% (improved AQI) compared to previous years: .