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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Colville Tribe, Omak, Washington, United States Historical Air Quality Analysis

Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!

Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

August Air Quality Analysis

Colville Tribe, Omak, Washington, United States

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
21st Aug 2023
268AQI
Lowest AQI recorded on
19th Aug 2024
12AQI

Same Day Analysis (18th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 100 of Moderate air quality, showing improvement over 2023 on the same day.

Day & Night AQI Trend: 17th Aug - 18th Aug 2026

Colville Tribe, Omak, Washington, United States

AQI
Day
Night
.

5 AM17th Aug 2026

8 PM

4 AM18th Aug 2026

Day time
Avg. Highest Time
8AM17th Aug

129AQI

Avg. Lowest Time
5PM17th Aug

86AQI

Night time
Avg. Highest Time
11PM17th Aug

115AQI

Avg. Lowest Time
4AM18th Aug

94AQI

In the last 24 hours,

Colville Tribe's AQI reached its highest point of 129 at 8 AM during the Day, while the lowest point, 86, was recorded at 5 PM during the Day between 17th Aug and 18th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Colville Tribe, Omak, Washington, United States

JulAug
20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th
Day
Night
20th Jul 2026485 AMAQI
20th Jul 2026506 AMAQI
20th Jul 2026407 AMAQI
20th Jul 2026688 AMAQI
20th Jul 2026539 AMAQI
20th Jul 20265610 AMAQI
20th Jul 20266611 AMAQI
20th Jul 20267612 PMAQI
20th Jul 2026861 PMAQI
20th Jul 2026672 PMAQI
20th Jul 2026463 PMAQI
20th Jul 2026464 PMAQI
20th Jul 2026695 PMAQI
20th Jul 2026716 PMAQI
20th Jul 2026877 PMAQI
20th Jul 2026989 PMAQI
20th Jul 202612010 PMAQI
20th Jul 202612911 PMAQI
21st Jul 202613012 AMAQI
21st Jul 20261351 AMAQI
21st Jul 20261392 AMAQI
21st Jul 20261183 AMAQI
21st Jul 20261084 AMAQI

28°C22/36°C

21st Jul 2026995 AMAQI
21st Jul 20261026 AMAQI
21st Jul 2026927 AMAQI
21st Jul 2026948 AMAQI
21st Jul 20261069 AMAQI
21st Jul 202610310 AMAQI
21st Jul 202611211 AMAQI
21st Jul 20269412 PMAQI
21st Jul 2026701 PMAQI
21st Jul 2026802 PMAQI
21st Jul 2026803 PMAQI
21st Jul 2026764 PMAQI
21st Jul 2026735 PMAQI
21st Jul 2026716 PMAQI
21st Jul 2026767 PMAQI
21st Jul 2026748 PMAQI
21st Jul 2026819 PMAQI
21st Jul 20269410 PMAQI
21st Jul 202610611 PMAQI
22nd Jul 202610612 AMAQI
22nd Jul 20261191 AMAQI
22nd Jul 20261082 AMAQI
22nd Jul 20261143 AMAQI
22nd Jul 20261154 AMAQI

30°C20/39°C

22nd Jul 20261025 AMAQI
22nd Jul 20261026 AMAQI
22nd Jul 20261047 AMAQI
22nd Jul 20261168 AMAQI
22nd Jul 20261089 AMAQI
22nd Jul 202612210 AMAQI
22nd Jul 202612511 AMAQI
22nd Jul 202612812 PMAQI
22nd Jul 20261241 PMAQI
22nd Jul 20261282 PMAQI
22nd Jul 20261403 PMAQI
22nd Jul 20261264 PMAQI
22nd Jul 2026965 PMAQI
22nd Jul 2026836 PMAQI
22nd Jul 2026717 PMAQI
22nd Jul 2026688 PMAQI
22nd Jul 2026699 PMAQI
22nd Jul 20267010 PMAQI
22nd Jul 20267611 PMAQI
23rd Jul 20268012 AMAQI
23rd Jul 2026761 AMAQI
23rd Jul 2026792 AMAQI
23rd Jul 2026733 AMAQI
23rd Jul 2026764 AMAQI

31°C19/41°C

23rd Jul 2026765 AMAQI
23rd Jul 2026946 AMAQI
23rd Jul 20261067 AMAQI
23rd Jul 20261228 AMAQI
23rd Jul 20261199 AMAQI
23rd Jul 202612510 AMAQI
23rd Jul 202613211 AMAQI
23rd Jul 202610912 PMAQI
23rd Jul 20261021 PMAQI
23rd Jul 20261122 PMAQI
23rd Jul 20261203 PMAQI
23rd Jul 20261454 PMAQI
23rd Jul 20261495 PMAQI
23rd Jul 20261546 PMAQI
23rd Jul 20261597 PMAQI
23rd Jul 20261648 PMAQI
23rd Jul 20261629 PMAQI
23rd Jul 202616110 PMAQI
23rd Jul 202614211 PMAQI
24th Jul 202612212 AMAQI
24th Jul 20261121 AMAQI
24th Jul 2026942 AMAQI
24th Jul 2026923 AMAQI
24th Jul 2026924 AMAQI

32°C25/39°C

24th Jul 2026945 AMAQI
24th Jul 2026926 AMAQI
24th Jul 2026947 AMAQI
24th Jul 2026948 AMAQI
24th Jul 2026829 AMAQI
24th Jul 20269210 AMAQI
24th Jul 20268611 AMAQI
24th Jul 20268512 PMAQI
24th Jul 2026801 PMAQI
24th Jul 2026812 PMAQI
24th Jul 2026823 PMAQI
24th Jul 2026924 PMAQI
24th Jul 2026925 PMAQI
24th Jul 2026896 PMAQI
24th Jul 2026857 PMAQI
24th Jul 2026808 PMAQI
24th Jul 2026849 PMAQI
24th Jul 20269810 PMAQI
24th Jul 20269611 PMAQI
25th Jul 20269412 AMAQI
25th Jul 2026991 AMAQI
25th Jul 20261002 AMAQI
25th Jul 2026993 AMAQI
25th Jul 2026824 AMAQI

29°C20/38°C

25th Jul 2026875 AMAQI
25th Jul 2026716 AMAQI
25th Jul 2026717 AMAQI
25th Jul 2026608 AMAQI
25th Jul 2026679 AMAQI
25th Jul 20267610 AMAQI
25th Jul 20267411 AMAQI
25th Jul 20267112 PMAQI
25th Jul 2026671 PMAQI
25th Jul 2026742 PMAQI
25th Jul 2026643 PMAQI
25th Jul 2026744 PMAQI
25th Jul 2026515 PMAQI
25th Jul 20261186 PMAQI
25th Jul 2026907 PMAQI
25th Jul 2026648 PMAQI
25th Jul 2026749 PMAQI
25th Jul 20266910 PMAQI
25th Jul 20265611 PMAQI
26th Jul 20264612 AMAQI
26th Jul 2026721 AMAQI
26th Jul 2026972 AMAQI
26th Jul 2026763 AMAQI
26th Jul 2026554 AMAQI

27°C19/35°C

26th Jul 2026725 AMAQI
26th Jul 2026946 AMAQI
26th Jul 20261047 AMAQI
26th Jul 20261098 AMAQI
26th Jul 20261329 AMAQI
26th Jul 202615210 AMAQI
26th Jul 202615111 AMAQI
26th Jul 202613812 PMAQI
26th Jul 20261151 PMAQI
26th Jul 2026722 PMAQI
26th Jul 2026673 PMAQI
26th Jul 2026604 PMAQI
26th Jul 2026545 PMAQI
26th Jul 20261346 PMAQI
26th Jul 20261207 PMAQI
26th Jul 20261458 PMAQI
26th Jul 2026489 PMAQI
26th Jul 202610410 PMAQI
26th Jul 20269611 PMAQI
27th Jul 20268412 AMAQI
27th Jul 2026721 AMAQI
27th Jul 2026852 AMAQI
27th Jul 2026693 AMAQI
27th Jul 2026644 AMAQI

25°C17/33°C

27th Jul 2026575 AMAQI
27th Jul 2026526 AMAQI
27th Jul 2026507 AMAQI
27th Jul 2026528 AMAQI
27th Jul 2026569 AMAQI
27th Jul 20265710 AMAQI
27th Jul 20266311 AMAQI
27th Jul 20268012 PMAQI
27th Jul 2026891 PMAQI
27th Jul 2026802 PMAQI
27th Jul 20261093 PMAQI
27th Jul 2026984 PMAQI
27th Jul 2026705 PMAQI
27th Jul 2026586 PMAQI
27th Jul 2026547 PMAQI
27th Jul 2026558 PMAQI
27th Jul 2026799 PMAQI
27th Jul 202610010 PMAQI
27th Jul 20267411 PMAQI
28th Jul 20266212 AMAQI
28th Jul 2026621 AMAQI
28th Jul 2026692 AMAQI
28th Jul 2026803 AMAQI
28th Jul 2026664 AMAQI

26°C18/34°C

28th Jul 2026685 AMAQI
28th Jul 2026686 AMAQI
28th Jul 2026807 AMAQI
28th Jul 2026908 AMAQI
28th Jul 2026889 AMAQI
28th Jul 20268810 AMAQI
28th Jul 20269611 AMAQI
28th Jul 20268412 PMAQI
28th Jul 2026841 PMAQI
28th Jul 2026972 PMAQI
28th Jul 20261083 PMAQI
28th Jul 2026954 PMAQI
28th Jul 2026925 PMAQI
28th Jul 2026926 PMAQI
28th Jul 20261007 PMAQI
28th Jul 2026718 PMAQI
28th Jul 2026589 PMAQI
28th Jul 20266210 PMAQI
28th Jul 20268111 PMAQI
29th Jul 20267012 AMAQI
29th Jul 2026881 AMAQI
29th Jul 2026802 AMAQI
29th Jul 2026693 AMAQI
29th Jul 2026664 AMAQI

25°C18/34°C

29th Jul 2026685 AMAQI
29th Jul 2026686 AMAQI
29th Jul 2026547 AMAQI
29th Jul 2026488 AMAQI
29th Jul 2026529 AMAQI
29th Jul 20266510 AMAQI
29th Jul 20266811 AMAQI
29th Jul 20267112 PMAQI
29th Jul 2026691 PMAQI
29th Jul 2026982 PMAQI
29th Jul 20261053 PMAQI
29th Jul 2026844 PMAQI
29th Jul 2026905 PMAQI
29th Jul 20261026 PMAQI
29th Jul 2026817 PMAQI
29th Jul 2026688 PMAQI
29th Jul 2026679 PMAQI
29th Jul 20266610 PMAQI
29th Jul 20267011 PMAQI
30th Jul 20266712 AMAQI
30th Jul 2026701 AMAQI
30th Jul 2026712 AMAQI
30th Jul 2026793 AMAQI
30th Jul 2026744 AMAQI

25°C16/32°C

30th Jul 2026765 AMAQI
30th Jul 2026696 AMAQI
30th Jul 2026687 AMAQI
30th Jul 2026848 AMAQI
30th Jul 2026959 AMAQI
30th Jul 20269010 AMAQI
30th Jul 20269011 AMAQI
30th Jul 20269012 PMAQI
30th Jul 2026931 PMAQI
30th Jul 2026842 PMAQI
30th Jul 2026823 PMAQI
30th Jul 2026784 PMAQI
30th Jul 2026865 PMAQI
30th Jul 2026566 PMAQI
30th Jul 2026567 PMAQI
30th Jul 2026538 PMAQI
30th Jul 2026549 PMAQI
30th Jul 202614010 PMAQI
30th Jul 202614611 PMAQI
31st Jul 202613412 AMAQI
31st Jul 20261201 AMAQI
31st Jul 2026902 AMAQI
31st Jul 2026803 AMAQI
31st Jul 2026464 AMAQI

25°C15/34°C

31st Jul 2026575 AMAQI
31st Jul 20261026 AMAQI
31st Jul 2026907 AMAQI
31st Jul 2026988 AMAQI
31st Jul 20261249 AMAQI
31st Jul 202614410 AMAQI
31st Jul 202613411 AMAQI
31st Jul 202612112 PMAQI
31st Jul 20261061 PMAQI
31st Jul 2026902 PMAQI
31st Jul 2026863 PMAQI
31st Jul 2026984 PMAQI
31st Jul 20261065 PMAQI
31st Jul 2026976 PMAQI
31st Jul 20261087 PMAQI
31st Jul 20261058 PMAQI
31st Jul 20261069 PMAQI
31st Jul 202611410 PMAQI
31st Jul 202611011 PMAQI
1st Aug 20268812 AMAQI
1st Aug 2026821 AMAQI
1st Aug 2026722 AMAQI
1st Aug 2026763 AMAQI
1st Aug 2026724 AMAQI

27°C18/36°C

1st Aug 2026675 AMAQI
1st Aug 2026726 AMAQI
1st Aug 2026757 AMAQI
1st Aug 2026768 AMAQI
1st Aug 2026819 AMAQI
1st Aug 20268010 AMAQI
1st Aug 20268611 AMAQI
1st Aug 20268412 PMAQI
1st Aug 2026681 PMAQI
1st Aug 2026722 PMAQI
1st Aug 2026893 PMAQI
1st Aug 20261054 PMAQI
1st Aug 2026775 PMAQI
1st Aug 20261566 PMAQI
1st Aug 20261017 PMAQI
1st Aug 2026818 PMAQI
1st Aug 2026929 PMAQI
1st Aug 202617810 PMAQI
1st Aug 202617411 PMAQI
2nd Aug 202616812 AMAQI
2nd Aug 20261621 AMAQI
2nd Aug 20261202 AMAQI
2nd Aug 20261243 AMAQI
2nd Aug 2026854 AMAQI

25°C18/34°C

2nd Aug 2026745 AMAQI
2nd Aug 2026556 AMAQI
2nd Aug 2026517 AMAQI
2nd Aug 2026488 AMAQI
2nd Aug 2026429 AMAQI
2nd Aug 20264210 AMAQI
2nd Aug 20264211 AMAQI
2nd Aug 20264012 PMAQI
2nd Aug 2026601 PMAQI
2nd Aug 2026552 PMAQI
2nd Aug 2026363 PMAQI
2nd Aug 2026664 PMAQI
2nd Aug 2026575 PMAQI
2nd Aug 2026866 PMAQI
2nd Aug 20261287 PMAQI
2nd Aug 20261428 PMAQI
2nd Aug 20261329 PMAQI
2nd Aug 202611210 PMAQI
2nd Aug 20268811 PMAQI
3rd Aug 20267412 AMAQI
3rd Aug 2026741 AMAQI
3rd Aug 2026672 AMAQI
3rd Aug 2026643 AMAQI
3rd Aug 2026684 AMAQI

20°C14/25°C

3rd Aug 2026725 AMAQI
3rd Aug 2026736 AMAQI
3rd Aug 2026837 AMAQI
3rd Aug 2026768 AMAQI
3rd Aug 2026789 AMAQI
3rd Aug 20268010 AMAQI
3rd Aug 20268111 AMAQI
3rd Aug 20266212 PMAQI
3rd Aug 2026741 PMAQI
3rd Aug 2026862 PMAQI
3rd Aug 20261043 PMAQI
3rd Aug 20261044 PMAQI
3rd Aug 20261185 PMAQI
3rd Aug 20261206 PMAQI
3rd Aug 20261147 PMAQI
3rd Aug 20261128 PMAQI
3rd Aug 20261059 PMAQI
3rd Aug 20269410 PMAQI
3rd Aug 20268211 PMAQI
4th Aug 20267612 AMAQI
4th Aug 2026791 AMAQI
4th Aug 2026702 AMAQI
4th Aug 2026663 AMAQI
4th Aug 2026554 AMAQI

20°C13/28°C

4th Aug 2026465 AMAQI
4th Aug 2026386 AMAQI
4th Aug 2026367 AMAQI
4th Aug 2026508 AMAQI
4th Aug 2026629 AMAQI
4th Aug 20266610 AMAQI
4th Aug 20267311 AMAQI
4th Aug 20267612 PMAQI
4th Aug 2026801 PMAQI
4th Aug 2026692 PMAQI
4th Aug 20261323 PMAQI
4th Aug 20261534 PMAQI
4th Aug 20261525 PMAQI
4th Aug 20261546 PMAQI
4th Aug 20261597 PMAQI
4th Aug 20261548 PMAQI
4th Aug 20261509 PMAQI
4th Aug 202615210 PMAQI
4th Aug 202615211 PMAQI
5th Aug 202615012 AMAQI
5th Aug 20261401 AMAQI
5th Aug 20261242 AMAQI
5th Aug 20261193 AMAQI
5th Aug 20261264 AMAQI

22°C13/31°C

5th Aug 20261185 AMAQI
5th Aug 20261006 AMAQI
5th Aug 2026987 AMAQI
5th Aug 2026948 AMAQI
5th Aug 2026929 AMAQI
5th Aug 202610810 AMAQI
5th Aug 202610511 AMAQI
5th Aug 202611212 PMAQI
5th Aug 20261461 PMAQI
5th Aug 20261542 PMAQI
5th Aug 20261543 PMAQI
5th Aug 20261624 PMAQI
5th Aug 20261695 PMAQI
5th Aug 20261766 PMAQI
5th Aug 20261747 PMAQI
5th Aug 20261768 PMAQI
5th Aug 20261789 PMAQI
5th Aug 202617710 PMAQI
5th Aug 202617611 PMAQI
6th Aug 202618412 AMAQI
6th Aug 20261781 AMAQI
6th Aug 20261862 AMAQI
6th Aug 20261833 AMAQI
6th Aug 20261814 AMAQI

23°C13/34°C

6th Aug 20261825 AMAQI
6th Aug 20261786 AMAQI
6th Aug 20261817 AMAQI
6th Aug 20261838 AMAQI
6th Aug 20261809 AMAQI
6th Aug 202618210 AMAQI
6th Aug 202618411 AMAQI
6th Aug 202617512 PMAQI
6th Aug 20261761 PMAQI
6th Aug 20261782 PMAQI
6th Aug 20261783 PMAQI
6th Aug 20261794 PMAQI
6th Aug 20261815 PMAQI
6th Aug 20261856 PMAQI
6th Aug 20261767 PMAQI
6th Aug 20261728 PMAQI
6th Aug 20261719 PMAQI
6th Aug 202617610 PMAQI
6th Aug 202618011 PMAQI
7th Aug 202618012 AMAQI
7th Aug 20261831 AMAQI
7th Aug 20261822 AMAQI
7th Aug 20261803 AMAQI
7th Aug 20261804 AMAQI

25°C14/36°C

7th Aug 20261855 AMAQI
7th Aug 20261866 AMAQI
7th Aug 20261867 AMAQI
7th Aug 20261888 AMAQI
7th Aug 20261789 AMAQI
7th Aug 202618610 AMAQI
7th Aug 202618811 AMAQI
7th Aug 202618412 PMAQI
7th Aug 20261851 PMAQI
7th Aug 20261972 PMAQI
7th Aug 20262033 PMAQI
7th Aug 20262014 PMAQI
7th Aug 20262025 PMAQI
7th Aug 20261946 PMAQI
7th Aug 20261957 PMAQI
7th Aug 20261908 PMAQI
7th Aug 20261879 PMAQI
7th Aug 202617110 PMAQI
7th Aug 202616111 PMAQI
8th Aug 202615212 AMAQI
8th Aug 20261261 AMAQI
8th Aug 20261062 AMAQI
8th Aug 20261153 AMAQI
8th Aug 2026904 AMAQI

26°C16/37°C

8th Aug 2026835 AMAQI
8th Aug 2026886 AMAQI
8th Aug 2026987 AMAQI
8th Aug 20261068 AMAQI
8th Aug 20261259 AMAQI
8th Aug 202615010 AMAQI
8th Aug 202615211 AMAQI
8th Aug 202614612 PMAQI
8th Aug 20261251 PMAQI
8th Aug 20261362 PMAQI
8th Aug 20261503 PMAQI
8th Aug 20261564 PMAQI
8th Aug 20261545 PMAQI
8th Aug 20261546 PMAQI
8th Aug 20261527 PMAQI
8th Aug 20261568 PMAQI
8th Aug 20261569 PMAQI
8th Aug 202615910 PMAQI
8th Aug 202616011 PMAQI
9th Aug 202616612 AMAQI
9th Aug 20261581 AMAQI
9th Aug 20261382 AMAQI
9th Aug 20261023 AMAQI
9th Aug 2026824 AMAQI

26°C18/34°C

9th Aug 2026835 AMAQI
9th Aug 20261186 AMAQI
9th Aug 20261467 AMAQI
9th Aug 20261608 AMAQI
9th Aug 20261609 AMAQI
9th Aug 202616410 AMAQI
9th Aug 202616411 AMAQI
9th Aug 202615812 PMAQI
9th Aug 20261521 PMAQI
9th Aug 20261452 PMAQI
9th Aug 20261423 PMAQI
9th Aug 20261524 PMAQI
9th Aug 20261665 PMAQI
9th Aug 20261646 PMAQI
9th Aug 20261737 PMAQI
9th Aug 20261808 PMAQI
9th Aug 20261869 PMAQI
9th Aug 202619310 PMAQI
9th Aug 202619311 PMAQI
10th Aug 202619812 AMAQI
10th Aug 20261941 AMAQI
10th Aug 20261902 AMAQI
10th Aug 20261753 AMAQI
10th Aug 20261594 AMAQI

25°C17/34°C

10th Aug 20261385 AMAQI
10th Aug 2026986 AMAQI
10th Aug 2026837 AMAQI
10th Aug 2026858 AMAQI
10th Aug 2026879 AMAQI
10th Aug 20269710 AMAQI
10th Aug 202611811 AMAQI
10th Aug 202613512 PMAQI
10th Aug 20261561 PMAQI
10th Aug 20261622 PMAQI
10th Aug 20261603 PMAQI
10th Aug 20261644 PMAQI
10th Aug 20261665 PMAQI
10th Aug 20261546 PMAQI
10th Aug 20261607 PMAQI
10th Aug 20261688 PMAQI
10th Aug 20261649 PMAQI
10th Aug 202616410 PMAQI
10th Aug 202617111 PMAQI
11th Aug 202618612 AMAQI
11th Aug 20261761 AMAQI
11th Aug 20261742 AMAQI
11th Aug 20261723 AMAQI
11th Aug 20261674 AMAQI

26°C17/34°C

11th Aug 20261685 AMAQI
11th Aug 20261766 AMAQI
11th Aug 20261747 AMAQI
11th Aug 20261748 AMAQI
11th Aug 20261769 AMAQI
11th Aug 202617910 AMAQI
11th Aug 202617511 AMAQI
11th Aug 202617612 PMAQI
11th Aug 20261841 PMAQI
11th Aug 20261822 PMAQI
11th Aug 20261833 PMAQI
11th Aug 20261824 PMAQI
11th Aug 20261745 PMAQI
11th Aug 20261686 PMAQI
11th Aug 20261597 PMAQI
11th Aug 20261628 PMAQI
11th Aug 20261669 PMAQI
11th Aug 202615410 PMAQI
11th Aug 202615111 PMAQI
12th Aug 202614012 AMAQI
12th Aug 20261061 AMAQI
12th Aug 20261362 AMAQI
12th Aug 20261223 AMAQI
12th Aug 20261224 AMAQI

26°C19/33°C

12th Aug 20261095 AMAQI
12th Aug 20261106 AMAQI
12th Aug 20261117 AMAQI
12th Aug 2026958 AMAQI
12th Aug 2026979 AMAQI
12th Aug 20269010 AMAQI
12th Aug 20268511 AMAQI
12th Aug 20267412 PMAQI
12th Aug 2026661 PMAQI
12th Aug 2026682 PMAQI
12th Aug 2026593 PMAQI
12th Aug 2026534 PMAQI
12th Aug 2026405 PMAQI
12th Aug 2026676 PMAQI
12th Aug 2026687 PMAQI
12th Aug 2026728 PMAQI
12th Aug 20261089 PMAQI
12th Aug 20268610 PMAQI
12th Aug 20267811 PMAQI
13th Aug 20267312 AMAQI
13th Aug 2026741 AMAQI
13th Aug 2026782 AMAQI
13th Aug 2026683 AMAQI
13th Aug 2026734 AMAQI

24°C17/32°C

13th Aug 2026725 AMAQI
13th Aug 2026806 AMAQI
13th Aug 2026867 AMAQI
13th Aug 2026848 AMAQI
13th Aug 2026849 AMAQI
13th Aug 20268110 AMAQI
13th Aug 20268311 AMAQI
13th Aug 20269212 PMAQI
13th Aug 2026931 PMAQI
13th Aug 2026722 PMAQI
13th Aug 2026663 PMAQI
13th Aug 2026664 PMAQI
13th Aug 2026575 PMAQI
13th Aug 2026576 PMAQI
13th Aug 2026527 PMAQI
13th Aug 2026498 PMAQI
13th Aug 2026499 PMAQI
13th Aug 20267010 PMAQI
13th Aug 20267211 PMAQI
14th Aug 20267212 AMAQI
14th Aug 2026571 AMAQI
14th Aug 2026442 AMAQI
14th Aug 2026533 AMAQI
14th Aug 2026424 AMAQI

24°C17/31°C

14th Aug 2026585 AMAQI
14th Aug 2026646 AMAQI
14th Aug 2026577 AMAQI
14th Aug 2026578 AMAQI
14th Aug 2026719 AMAQI
14th Aug 20264410 AMAQI
14th Aug 20264911 AMAQI
14th Aug 20264412 PMAQI
14th Aug 2026441 PMAQI
14th Aug 2026502 PMAQI
14th Aug 2026503 PMAQI
14th Aug 2026484 PMAQI
14th Aug 2026495 PMAQI
14th Aug 2026556 PMAQI
14th Aug 2026517 PMAQI
14th Aug 2026568 PMAQI
14th Aug 2026589 PMAQI
14th Aug 20266610 PMAQI
14th Aug 20266911 PMAQI
15th Aug 20266612 AMAQI
15th Aug 2026641 AMAQI
15th Aug 2026672 AMAQI
15th Aug 2026653 AMAQI
15th Aug 2026494 AMAQI

24°C17/32°C

15th Aug 2026505 AMAQI
15th Aug 2026486 AMAQI
15th Aug 2026487 AMAQI
15th Aug 2026558 AMAQI
15th Aug 2026469 AMAQI
15th Aug 20264210 AMAQI
15th Aug 20263811 AMAQI
15th Aug 20264212 PMAQI
15th Aug 2026491 PMAQI
15th Aug 2026572 PMAQI
15th Aug 2026733 PMAQI
15th Aug 2026844 PMAQI
15th Aug 2026825 PMAQI
15th Aug 2026876 PMAQI
15th Aug 2026717 PMAQI
15th Aug 2026738 PMAQI
15th Aug 2026819 PMAQI
15th Aug 20268510 PMAQI
15th Aug 20268411 PMAQI
16th Aug 20267612 AMAQI
16th Aug 2026761 AMAQI
16th Aug 2026812 AMAQI
16th Aug 2026793 AMAQI
16th Aug 2026794 AMAQI

23°C17/32°C

16th Aug 2026745 AMAQI
16th Aug 2026686 AMAQI
16th Aug 2026767 AMAQI
16th Aug 2026788 AMAQI
16th Aug 2026749 AMAQI
16th Aug 20267310 AMAQI
16th Aug 20268511 AMAQI
16th Aug 202612212 PMAQI
16th Aug 20261291 PMAQI
16th Aug 20261352 PMAQI
16th Aug 20261193 PMAQI
16th Aug 20261094 PMAQI
16th Aug 2026985 PMAQI
16th Aug 2026846 PMAQI
16th Aug 2026727 PMAQI
16th Aug 2026788 PMAQI
16th Aug 2026809 PMAQI
16th Aug 20269310 PMAQI
16th Aug 20269411 PMAQI
17th Aug 20268312 AMAQI
17th Aug 2026881 AMAQI
17th Aug 2026942 AMAQI
17th Aug 20261003 AMAQI
17th Aug 20261044 AMAQI

24°C14/34°C

17th Aug 20261145 AMAQI
17th Aug 20261166 AMAQI
17th Aug 20261247 AMAQI
17th Aug 20261298 AMAQI
17th Aug 20261289 AMAQI
17th Aug 202611810 AMAQI
17th Aug 202610611 AMAQI
17th Aug 202610412 PMAQI
17th Aug 2026991 PMAQI
17th Aug 2026902 PMAQI
17th Aug 2026893 PMAQI
17th Aug 2026904 PMAQI
17th Aug 2026865 PMAQI
17th Aug 2026906 PMAQI
17th Aug 2026887 PMAQI
17th Aug 2026898 PMAQI
17th Aug 2026959 PMAQI
17th Aug 20269910 PMAQI
17th Aug 202611511 PMAQI
18th Aug 202611512 AMAQI
18th Aug 20261121 AMAQI
18th Aug 20261052 AMAQI
18th Aug 20261023 AMAQI
18th Aug 2026944 AMAQI

27°C16/36°C

18th Aug 2026855 AMAQI
5 AM
18th Aug 2026786 AMAQI
18th Aug 2026897 AMAQI
18th Aug 2026788 AMAQI
18th Aug 2026929 AMAQI
18th Aug 202610510 AMAQI
18th Aug 202610011 AMAQI
18th Aug 202610512 PMAQI
12 PM
18th Aug 20261081 PMAQI
18th Aug 20261062 PMAQI
18th Aug 20261183 PMAQI
18th Aug 20261194 PMAQI
18th Aug 2026975 PMAQI
18th Aug 20261026 PMAQI
18th Aug 2026657 PMAQI
18th Aug 2026708 PMAQI
8 PM
18th Aug 2026789 PMAQI
18th Aug 202614010 PMAQI
18th Aug 202614411 PMAQI
12 AM
4 AM

28°C20/36°C

Day time
Avg. Highest Time
6 PM

113AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM - 7 AM

90AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 PM to 6 PM (Avg. 113), while the lowest AQI was between 5 AM to 7 AM (Avg. 90).
Night time
Avg. Highest Time
10 PM - 11 PM

119AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
4 AM

91AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 119), while the lowest AQI was between 4 AM to 4 AM (Avg. 91).

2026 Days Vs Air Quality

Colville Tribe, Omak, Washington, United States

2026

81%

183

15%

33

3%

7

2%

4

Total number of days with different AQI categories in last 230 days in 2026 (135 days remaining)

Good
183 Days
Moderate
33 Days
Poor
7 Days
Unhealthy
4 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 81%

Health Risk Level:

Low

In 2026, 81% of 230 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

Colville Tribe, Omak, Washington, United States

AQI levels in 2026

AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
75AQI (US)
2nd January 2026
52AQI (US)
3rd January 2026
49AQI (US)
4th January 2026
42AQI (US)
5th January 2026
24AQI (US)
6th January 2026
12AQI (US)
7th January 2026
23AQI (US)
8th January 2026
25AQI (US)
9th January 2026
51AQI (US)
10th January 2026
45AQI (US)
11th January 2026
33AQI (US)
12th January 2026
20AQI (US)
13th January 2026
50AQI (US)
14th January 2026
38AQI (US)
15th January 2026
17AQI (US)
16th January 2026
18AQI (US)
17th January 2026
18AQI (US)
18th January 2026
23AQI (US)
19th January 2026
22AQI (US)
20th January 2026
14AQI (US)
21st January 2026
30AQI (US)
22nd January 2026
53AQI (US)
23rd January 2026
56AQI (US)
24th January 2026
50AQI (US)
25th January 2026
52AQI (US)
26th January 2026
45AQI (US)
27th January 2026
36AQI (US)
28th January 2026
42AQI (US)
29th January 2026
49AQI (US)
30th January 2026
49AQI (US)
31st January 2026
40AQI (US)
1st February 2026
53AQI (US)
2nd February 2026
52AQI (US)
3rd February 2026
49AQI (US)
4th February 2026
45AQI (US)
5th February 2026
49AQI (US)
6th February 2026
39AQI (US)
7th February 2026
36AQI (US)
8th February 2026
42AQI (US)
9th February 2026
44AQI (US)
10th February 2026
31AQI (US)
11th February 2026
27AQI (US)
12th February 2026
26AQI (US)
13th February 2026
25AQI (US)
14th February 2026
41AQI (US)
15th February 2026
32AQI (US)
16th February 2026
35AQI (US)
17th February 2026
36AQI (US)
18th February 2026
38AQI (US)
19th February 2026
43AQI (US)
20th February 2026
31AQI (US)
21st February 2026
32AQI (US)
22nd February 2026
28AQI (US)
23rd February 2026
32AQI (US)
24th February 2026
37AQI (US)
25th February 2026
34AQI (US)
26th February 2026
30AQI (US)
27th February 2026
33AQI (US)
28th February 2026
33AQI (US)
1st March 2026
37AQI (US)
2nd March 2026
47AQI (US)
3rd March 2026
29AQI (US)
4th March 2026
39AQI (US)
5th March 2026
35AQI (US)
6th March 2026
25AQI (US)
7th March 2026
41AQI (US)
8th March 2026
38AQI (US)
9th March 2026
37AQI (US)
10th March 2026
34AQI (US)
11th March 2026
38AQI (US)
12th March 2026
38AQI (US)
13th March 2026
40AQI (US)
14th March 2026
33AQI (US)
15th March 2026
28AQI (US)
16th March 2026
32AQI (US)
17th March 2026
26AQI (US)
18th March 2026
29AQI (US)
19th March 2026
30AQI (US)
20th March 2026
44AQI (US)
21st March 2026
36AQI (US)
22nd March 2026
29AQI (US)
23rd March 2026
31AQI (US)
24th March 2026
28AQI (US)
25th March 2026
29AQI (US)
26th March 2026
26AQI (US)
27th March 2026
23AQI (US)
28th March 2026
23AQI (US)
29th March 2026
23AQI (US)
30th March 2026
25AQI (US)
31st March 2026
18AQI (US)
1st April 2026
23AQI (US)
2nd April 2026
21AQI (US)
3rd April 2026
25AQI (US)
4th April 2026
27AQI (US)
5th April 2026
22AQI (US)
6th April 2026
24AQI (US)
7th April 2026
23AQI (US)
8th April 2026
26AQI (US)
9th April 2026
22AQI (US)
10th April 2026
27AQI (US)
11th April 2026
28AQI (US)
12th April 2026
22AQI (US)
13th April 2026
26AQI (US)
14th April 2026
31AQI (US)
15th April 2026
32AQI (US)
16th April 2026
27AQI (US)
17th April 2026
18th April 2026
21AQI (US)
19th April 2026
29AQI (US)
20th April 2026
20AQI (US)
21st April 2026
25AQI (US)
22nd April 2026
23rd April 2026
21AQI (US)
24th April 2026
23AQI (US)
25th April 2026
28AQI (US)
26th April 2026
29AQI (US)
27th April 2026
19AQI (US)
28th April 2026
20AQI (US)
29th April 2026
22AQI (US)
30th April 2026
22AQI (US)
1st May 2026
22AQI (US)
2nd May 2026
21AQI (US)
3rd May 2026
21AQI (US)
4th May 2026
31AQI (US)
5th May 2026
31AQI (US)
6th May 2026
27AQI (US)
7th May 2026
20AQI (US)
8th May 2026
24AQI (US)
9th May 2026
10th May 2026
23AQI (US)
11th May 2026
24AQI (US)
12th May 2026
21AQI (US)
13th May 2026
25AQI (US)
14th May 2026
22AQI (US)
15th May 2026
47AQI (US)
16th May 2026
51AQI (US)
17th May 2026
58AQI (US)
18th May 2026
50AQI (US)
19th May 2026
46AQI (US)
20th May 2026
51AQI (US)
21st May 2026
36AQI (US)
22nd May 2026
38AQI (US)
23rd May 2026
44AQI (US)
24th May 2026
44AQI (US)
25th May 2026
47AQI (US)
26th May 2026
28AQI (US)
27th May 2026
28AQI (US)
28th May 2026
28AQI (US)
29th May 2026
26AQI (US)
30th May 2026
29AQI (US)
31st May 2026
29AQI (US)
1st June 2026
31AQI (US)
2nd June 2026
31AQI (US)
3rd June 2026
30AQI (US)
4th June 2026
25AQI (US)
5th June 2026
28AQI (US)
6th June 2026
25AQI (US)
7th June 2026
24AQI (US)
8th June 2026
26AQI (US)
9th June 2026
27AQI (US)
10th June 2026
27AQI (US)
11th June 2026
27AQI (US)
12th June 2026
27AQI (US)
13th June 2026
25AQI (US)
14th June 2026
24AQI (US)
15th June 2026
26AQI (US)
16th June 2026
28AQI (US)
17th June 2026
28AQI (US)
18th June 2026
27AQI (US)
19th June 2026
25AQI (US)
20th June 2026
25AQI (US)
21st June 2026
22AQI (US)
22nd June 2026
25AQI (US)
23rd June 2026
25AQI (US)
24th June 2026
24AQI (US)
25th June 2026
24AQI (US)
26th June 2026
28AQI (US)
27th June 2026
30AQI (US)
28th June 2026
28AQI (US)
29th June 2026
25AQI (US)
30th June 2026
26AQI (US)
1st July 2026
27AQI (US)
2nd July 2026
27AQI (US)
3rd July 2026
29AQI (US)
4th July 2026
25AQI (US)
5th July 2026
25AQI (US)
6th July 2026
28AQI (US)
7th July 2026
30AQI (US)
8th July 2026
27AQI (US)
9th July 2026
29AQI (US)
10th July 2026
33AQI (US)
11th July 2026
30AQI (US)
12th July 2026
29AQI (US)
13th July 2026
31AQI (US)
14th July 2026
30AQI (US)
15th July 2026
28AQI (US)
16th July 2026
29AQI (US)
17th July 2026
54AQI (US)
18th July 2026
75AQI (US)
19th July 2026
66AQI (US)
20th July 2026
68AQI (US)
21st July 2026
96AQI (US)
22nd July 2026
105AQI (US)
23rd July 2026
118AQI (US)
24th July 2026
91AQI (US)
25th July 2026
77AQI (US)
26th July 2026
96AQI (US)
27th July 2026
71AQI (US)
28th July 2026
81AQI (US)
29th July 2026
74AQI (US)
30th July 2026
81AQI (US)
31st July 2026
103AQI (US)
1st August 2026
92AQI (US)
2nd August 2026
84AQI (US)
3rd August 2026
86AQI (US)
4th August 2026
96AQI (US)
5th August 2026
139AQI (US)
6th August 2026
180AQI (US)
7th August 2026
186AQI (US)
8th August 2026
133AQI (US)
9th August 2026
152AQI (US)
10th August 2026
148AQI (US)
11th August 2026
172AQI (US)
12th August 2026
90AQI (US)
13th August 2026
72AQI (US)
14th August 2026
54AQI (US)
15th August 2026
63AQI (US)
16th August 2026
89AQI (US)
17th August 2026
102AQI (US)
18th August 2026
100AQI (US)
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

37AQI (US)

37AQI (US)

32AQI (US)

24AQI (US)

33AQI (US)

26AQI (US)

55AQI (US)

113AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202641AQI (US)

25
6
26
2
31
28
27
3
30
16
12
3
10
4
4
183
33
7
4

Highest AQI (US) recorded in

August

113AQI (US)

Lowest AQI (US) recorded in

April

24AQI (US)

202534AQI (US)

24
7
27
1
31
30
31
30
31
25
6
8
21
1
24
7
19
11
23
8
303
61
1

Highest AQI (US) recorded in

September

60AQI (US)

Lowest AQI (US) recorded in

May

17AQI (US)

202429AQI (US)

22
8
24
5
31
30
29
29
31
27
4
25
3
31
23
7
24
7
326
34

Highest AQI (US) recorded in

January

42AQI (US)

Lowest AQI (US) recorded in

May

15AQI (US)

202339AQI (US)

18
13
12
15
26
1
30
23
2
21
26
2
12
10
2
4
2
27
3
26
4
10
19
21
10
252
79
2
4
2

Highest AQI (US) recorded in

August

86AQI (US)

Lowest AQI (US) recorded in

June

19AQI (US)

202239AQI (US)

20
8
1
8
14
24
7
18
26
30
19
2
17
9
3
18
13
10
6
18
6
210
63
4

Highest AQI (US) recorded in

February

62AQI (US)

Lowest AQI (US) recorded in

June

20AQI (US)

202148AQI (US)

8
21
21
7
27
4
28
2
31
21
3
7
14
9
1
7
16
3
2
3
20
10
26
5
13
17
27
4
236
103
12
3
3

Highest AQI (US) recorded in

August

92AQI (US)

Lowest AQI (US) recorded in

May

24AQI (US)

202045AQI (US)

13
20
18
30
30
1
30
1
15
3
3
3
4
2
19
11
9
21
14
16
1
198
53
4
3
4
2

Highest AQI (US) recorded in

September

118AQI (US)

Lowest AQI (US) recorded in

June

17AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2021(Avg.)
48AQI (US)
Least Polluted Year Recorded
2024(Avg.)
29AQI (US)

Colville Tribe's annual 2026 AQI (US) (41) shows an average percentage change of 8.1% (worsened AQI (US)) compared to previous years: 2020 (45), 2021 (48), 2022 (39), 2023 (39), 2024 (29), 2025 (34).