Water Tower, Waterloo, Iowa, 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
Water Tower, Waterloo, Iowa, United States
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
101AQILowest AQI recorded on
1st Aug 2022
13AQISame Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 41 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Water Tower, Waterloo, Iowa, United States
AQI
Day
Night
.
6 AM14th Aug 2026
8 PM
5 AM15th Aug 2026
Day time
Avg. Highest Time
9AM14th Aug
65AQI
Avg. Lowest Time
7PM14th Aug
38AQI
Night time
Avg. Highest Time
10PM14th Aug
53AQI
Avg. Lowest Time
5AM15th Aug
40AQI
In the last 24 hours,
Water Tower's AQI reached its highest point of 65 at 9 AM during the Day, while the lowest point, 38, was recorded at 7 PM during the Day between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Water Tower, Waterloo, Iowa, United States
JulAug
17th - 18th18th - 19th19th - 20th20th - 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
Day
Night
17th Jul 2026446 AMAQI
17th Jul 2026697 AMAQI
17th Jul 2026748 AMAQI
17th Jul 2026789 AMAQI
17th Jul 20264610 AMAQI
17th Jul 20264811 AMAQI
17th Jul 20264912 PMAQI
17th Jul 2026501 PMAQI
17th Jul 2026492 PMAQI
17th Jul 2026443 PMAQI
17th Jul 2026464 PMAQI
17th Jul 2026405 PMAQI
17th Jul 2026426 PMAQI
17th Jul 2026447 PMAQI
17th Jul 2026428 PMAQI
17th Jul 2026509 PMAQI
17th Jul 20264810 PMAQI
17th Jul 20264211 PMAQI
18th Jul 20264212 AMAQI
18th Jul 2026461 AMAQI
18th Jul 2026462 AMAQI
18th Jul 2026463 AMAQI
18th Jul 2026424 AMAQI
18th Jul 2026425 AMAQI
28°C21/34°C
18th Jul 2026466 AMAQI
18th Jul 2026427 AMAQI
18th Jul 2026568 AMAQI
18th Jul 2026499 AMAQI
18th Jul 20265210 AMAQI
18th Jul 20265911 AMAQI
18th Jul 20265912 PMAQI
18th Jul 2026521 PMAQI
18th Jul 2026442 PMAQI
18th Jul 2026533 PMAQI
18th Jul 2026514 PMAQI
18th Jul 2026515 PMAQI
18th Jul 2026536 PMAQI
18th Jul 2026577 PMAQI
18th Jul 2026628 PMAQI
18th Jul 2026579 PMAQI
18th Jul 20265310 PMAQI
18th Jul 20265411 PMAQI
19th Jul 20264812 AMAQI
19th Jul 2026531 AMAQI
19th Jul 2026482 AMAQI
19th Jul 2026523 AMAQI
19th Jul 2026524 AMAQI
19th Jul 2026565 AMAQI
27°C22/31°C
19th Jul 2026596 AMAQI
19th Jul 2026657 AMAQI
19th Jul 2026748 AMAQI
19th Jul 2026989 AMAQI
19th Jul 202611510 AMAQI
19th Jul 202612211 AMAQI
19th Jul 202612212 PMAQI
19th Jul 2026811 PMAQI
19th Jul 2026742 PMAQI
19th Jul 20261573 PMAQI
19th Jul 20261184 PMAQI
19th Jul 20261525 PMAQI
19th Jul 20261166 PMAQI
19th Jul 20261457 PMAQI
19th Jul 2026808 PMAQI
19th Jul 20261019 PMAQI
19th Jul 202611810 PMAQI
19th Jul 202611111 PMAQI
20th Jul 202615012 AMAQI
20th Jul 20261381 AMAQI
20th Jul 20261062 AMAQI
20th Jul 20261413 AMAQI
20th Jul 20261374 AMAQI
20th Jul 20261355 AMAQI
24°C18/30°C
20th Jul 20261366 AMAQI
20th Jul 20261327 AMAQI
20th Jul 20261088 AMAQI
20th Jul 20261349 AMAQI
20th Jul 20268610 AMAQI
20th Jul 202612411 AMAQI
20th Jul 20266912 PMAQI
20th Jul 2026681 PMAQI
20th Jul 2026692 PMAQI
20th Jul 2026573 PMAQI
20th Jul 2026564 PMAQI
20th Jul 2026595 PMAQI
20th Jul 2026536 PMAQI
20th Jul 2026507 PMAQI
20th Jul 2026488 PMAQI
20th Jul 2026449 PMAQI
20th Jul 20264411 PMAQI
21st Jul 20265412 AMAQI
21st Jul 2026421 AMAQI
21st Jul 2026512 AMAQI
21st Jul 2026603 AMAQI
21st Jul 2026584 AMAQI
21st Jul 2026545 AMAQI
25°C20/33°C
21st Jul 2026566 AMAQI
21st Jul 2026627 AMAQI
21st Jul 2026688 AMAQI
21st Jul 2026589 AMAQI
21st Jul 20264910 AMAQI
21st Jul 20265111 AMAQI
21st Jul 20264612 PMAQI
21st Jul 2026511 PMAQI
21st Jul 2026502 PMAQI
21st Jul 2026443 PMAQI
21st Jul 2026464 PMAQI
21st Jul 2026485 PMAQI
21st Jul 2026486 PMAQI
21st Jul 2026537 PMAQI
21st Jul 2026578 PMAQI
21st Jul 2026569 PMAQI
21st Jul 20265810 PMAQI
21st Jul 20265911 PMAQI
22nd Jul 20265812 AMAQI
22nd Jul 2026581 AMAQI
22nd Jul 2026542 AMAQI
22nd Jul 2026623 AMAQI
22nd Jul 2026594 AMAQI
22nd Jul 2026595 AMAQI
22°C19/26°C
22nd Jul 2026516 AMAQI
22nd Jul 2026427 AMAQI
22nd Jul 2026518 AMAQI
22nd Jul 2026409 AMAQI
22nd Jul 20262710 AMAQI
22nd Jul 20265211 AMAQI
22nd Jul 20265112 PMAQI
22nd Jul 2026591 PMAQI
22nd Jul 2026622 PMAQI
22nd Jul 2026523 PMAQI
22nd Jul 2026484 PMAQI
22nd Jul 2026505 PMAQI
22nd Jul 2026506 PMAQI
22nd Jul 2026347 PMAQI
22nd Jul 2026298 PMAQI
22nd Jul 2026629 PMAQI
22nd Jul 20265410 PMAQI
22nd Jul 20264611 PMAQI
23rd Jul 20264012 AMAQI
23rd Jul 2026641 AMAQI
23rd Jul 2026542 AMAQI
23rd Jul 2026473 AMAQI
23rd Jul 2026344 AMAQI
23rd Jul 2026445 AMAQI
19°C14/24°C
23rd Jul 2026306 AMAQI
23rd Jul 2026447 AMAQI
23rd Jul 2026408 AMAQI
23rd Jul 2026259 AMAQI
23rd Jul 20264210 AMAQI
23rd Jul 20265011 AMAQI
23rd Jul 20265212 PMAQI
23rd Jul 2026401 PMAQI
23rd Jul 2026422 PMAQI
23rd Jul 2026423 PMAQI
23rd Jul 2026384 PMAQI
23rd Jul 2026305 PMAQI
23rd Jul 2026216 PMAQI
23rd Jul 2026387 PMAQI
23rd Jul 2026318 PMAQI
23rd Jul 2026269 PMAQI
23rd Jul 20265010 PMAQI
23rd Jul 20264911 PMAQI
24th Jul 20264212 AMAQI
24th Jul 2026401 AMAQI
24th Jul 2026342 AMAQI
24th Jul 2026463 AMAQI
24th Jul 2026214 AMAQI
24th Jul 2026465 AMAQI
20°C12/27°C
24th Jul 2026366 AMAQI
24th Jul 2026387 AMAQI
24th Jul 2026388 AMAQI
24th Jul 2026369 AMAQI
24th Jul 20264210 AMAQI
24th Jul 20264411 AMAQI
24th Jul 20263812 PMAQI
24th Jul 2026421 PMAQI
24th Jul 2026402 PMAQI
24th Jul 2026463 PMAQI
24th Jul 2026544 PMAQI
24th Jul 2026485 PMAQI
24th Jul 2026406 PMAQI
24th Jul 2026447 PMAQI
24th Jul 2026408 PMAQI
24th Jul 2026409 PMAQI
24th Jul 20264610 PMAQI
24th Jul 20264611 PMAQI
25th Jul 20265112 AMAQI
25th Jul 2026481 AMAQI
25th Jul 2026482 AMAQI
25th Jul 2026493 AMAQI
25th Jul 2026534 AMAQI
25th Jul 2026535 AMAQI
22°C17/27°C
25th Jul 2026466 AMAQI
25th Jul 2026487 AMAQI
25th Jul 2026488 AMAQI
25th Jul 2026489 AMAQI
25th Jul 20265010 AMAQI
25th Jul 20264611 AMAQI
25th Jul 20265212 PMAQI
25th Jul 2026521 PMAQI
25th Jul 2026502 PMAQI
25th Jul 2026483 PMAQI
25th Jul 2026484 PMAQI
25th Jul 2026445 PMAQI
25th Jul 2026466 PMAQI
25th Jul 2026447 PMAQI
25th Jul 2026468 PMAQI
25th Jul 2026469 PMAQI
25th Jul 20264610 PMAQI
25th Jul 20264411 PMAQI
26th Jul 20264912 AMAQI
26th Jul 2026401 AMAQI
26th Jul 2026422 AMAQI
26th Jul 2026403 AMAQI
26th Jul 2026404 AMAQI
26th Jul 2026405 AMAQI
24°C20/30°C
26th Jul 2026426 AMAQI
26th Jul 2026407 AMAQI
26th Jul 2026408 AMAQI
26th Jul 2026449 AMAQI
26th Jul 20264010 AMAQI
26th Jul 20264211 AMAQI
26th Jul 20264412 PMAQI
26th Jul 2026511 PMAQI
26th Jul 2026512 PMAQI
26th Jul 2026563 PMAQI
26th Jul 2026424 PMAQI
26th Jul 2026445 PMAQI
26th Jul 2026426 PMAQI
26th Jul 2026467 PMAQI
26th Jul 2026498 PMAQI
26th Jul 2026489 PMAQI
26th Jul 20264610 PMAQI
26th Jul 20264811 PMAQI
27th Jul 20265012 AMAQI
27th Jul 2026501 AMAQI
27th Jul 2026462 AMAQI
27th Jul 2026493 AMAQI
27th Jul 2026504 AMAQI
27th Jul 2026505 AMAQI
28°C22/37°C
27th Jul 2026486 AMAQI
27th Jul 2026487 AMAQI
27th Jul 2026498 AMAQI
27th Jul 2026509 AMAQI
27th Jul 20266210 AMAQI
27th Jul 20265911 AMAQI
27th Jul 20265412 PMAQI
27th Jul 2026531 PMAQI
27th Jul 2026542 PMAQI
27th Jul 2026463 PMAQI
27th Jul 2026534 PMAQI
27th Jul 2026465 PMAQI
27th Jul 2026546 PMAQI
27th Jul 2026537 PMAQI
27th Jul 2026498 PMAQI
27th Jul 2026469 PMAQI
27th Jul 20265310 PMAQI
27th Jul 20265511 PMAQI
28th Jul 20265712 AMAQI
28th Jul 2026601 AMAQI
28th Jul 2026582 AMAQI
28th Jul 2026583 AMAQI
28th Jul 2026644 AMAQI
28th Jul 2026605 AMAQI
30°C24/37°C
28th Jul 2026516 AMAQI
28th Jul 2026487 AMAQI
28th Jul 2026428 AMAQI
28th Jul 2026569 AMAQI
28th Jul 20265510 AMAQI
28th Jul 20264611 AMAQI
28th Jul 20265212 PMAQI
28th Jul 2026551 PMAQI
28th Jul 2026502 PMAQI
28th Jul 2026443 PMAQI
28th Jul 2026524 PMAQI
28th Jul 2026525 PMAQI
28th Jul 2026566 PMAQI
28th Jul 2026607 PMAQI
28th Jul 2026578 PMAQI
28th Jul 2026579 PMAQI
28th Jul 20266510 PMAQI
28th Jul 20266311 PMAQI
29th Jul 20266412 AMAQI
29th Jul 2026631 AMAQI
29th Jul 2026592 AMAQI
29th Jul 2026533 AMAQI
29th Jul 2026524 AMAQI
29th Jul 2026505 AMAQI
26°C21/31°C
29th Jul 2026446 AMAQI
29th Jul 2026407 AMAQI
29th Jul 2026508 AMAQI
29th Jul 2026529 AMAQI
29th Jul 20264210 AMAQI
29th Jul 20264511 AMAQI
29th Jul 20266412 PMAQI
29th Jul 2026601 PMAQI
29th Jul 2026662 PMAQI
29th Jul 2026523 PMAQI
29th Jul 2026504 PMAQI
29th Jul 2026505 PMAQI
29th Jul 2026466 PMAQI
29th Jul 2026527 PMAQI
29th Jul 2026488 PMAQI
29th Jul 2026489 PMAQI
29th Jul 20264610 PMAQI
29th Jul 20264811 PMAQI
30th Jul 20265012 AMAQI
30th Jul 2026441 AMAQI
30th Jul 2026402 AMAQI
30th Jul 2026493 AMAQI
30th Jul 2026514 AMAQI
30th Jul 2026485 AMAQI
25°C19/31°C
30th Jul 2026446 AMAQI
30th Jul 2026517 AMAQI
30th Jul 2026588 AMAQI
30th Jul 2026529 AMAQI
30th Jul 20266210 AMAQI
30th Jul 20267011 AMAQI
30th Jul 20266412 PMAQI
30th Jul 2026601 PMAQI
30th Jul 2026542 PMAQI
30th Jul 2026403 PMAQI
30th Jul 2026364 PMAQI
30th Jul 2026425 PMAQI
30th Jul 2026366 PMAQI
30th Jul 2026527 PMAQI
30th Jul 2026488 PMAQI
30th Jul 2026499 PMAQI
30th Jul 20264610 PMAQI
30th Jul 20264611 PMAQI
31st Jul 20265112 AMAQI
31st Jul 2026501 AMAQI
31st Jul 2026422 AMAQI
31st Jul 2026443 AMAQI
31st Jul 2026404 AMAQI
31st Jul 2026425 AMAQI
24°C17/31°C
31st Jul 2026346 AMAQI
31st Jul 2026407 AMAQI
31st Jul 2026388 AMAQI
31st Jul 2026469 AMAQI
31st Jul 20263810 AMAQI
31st Jul 20262311 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026381 PMAQI
31st Jul 2026482 PMAQI
31st Jul 2026423 PMAQI
31st Jul 2026344 PMAQI
31st Jul 2026305 PMAQI
31st Jul 2026276 PMAQI
31st Jul 2026367 PMAQI
31st Jul 2026318 PMAQI
31st Jul 2026299 PMAQI
31st Jul 20263410 PMAQI
31st Jul 20263611 PMAQI
1st Aug 20263812 AMAQI
1st Aug 2026471 AMAQI
1st Aug 2026522 AMAQI
1st Aug 2026253 AMAQI
1st Aug 2026424 AMAQI
1st Aug 2026535 AMAQI
21°C19/25°C
1st Aug 2026326 AMAQI
1st Aug 2026427 AMAQI
1st Aug 2026488 AMAQI
1st Aug 2026489 AMAQI
1st Aug 20264810 AMAQI
1st Aug 20264911 AMAQI
1st Aug 20264412 PMAQI
1st Aug 2026461 PMAQI
1st Aug 2026462 PMAQI
1st Aug 2026483 PMAQI
1st Aug 2026424 PMAQI
1st Aug 2026425 PMAQI
1st Aug 2026446 PMAQI
1st Aug 2026467 PMAQI
1st Aug 2026408 PMAQI
1st Aug 2026449 PMAQI
1st Aug 20264010 PMAQI
1st Aug 20264211 PMAQI
2nd Aug 20264812 AMAQI
2nd Aug 2026521 AMAQI
2nd Aug 2026482 AMAQI
2nd Aug 2026443 AMAQI
2nd Aug 2026464 AMAQI
2nd Aug 2026535 AMAQI
21°C17/28°C
2nd Aug 2026486 AMAQI
2nd Aug 2026537 AMAQI
2nd Aug 2026508 AMAQI
2nd Aug 2026429 AMAQI
2nd Aug 20265010 AMAQI
2nd Aug 20264811 AMAQI
2nd Aug 20264212 PMAQI
2nd Aug 2026421 PMAQI
2nd Aug 2026462 PMAQI
2nd Aug 2026463 PMAQI
2nd Aug 2026484 PMAQI
2nd Aug 2026405 PMAQI
2nd Aug 2026506 PMAQI
2nd Aug 2026467 PMAQI
2nd Aug 2026468 PMAQI
2nd Aug 2026509 PMAQI
2nd Aug 20264810 PMAQI
2nd Aug 20264811 PMAQI
3rd Aug 20265412 AMAQI
3rd Aug 2026621 AMAQI
3rd Aug 2026522 AMAQI
3rd Aug 2026543 AMAQI
3rd Aug 2026464 AMAQI
3rd Aug 2026445 AMAQI
23°C17/29°C
3rd Aug 2026426 AMAQI
3rd Aug 2026527 AMAQI
3rd Aug 2026488 AMAQI
3rd Aug 2026489 AMAQI
3rd Aug 20265010 AMAQI
3rd Aug 20265011 AMAQI
3rd Aug 20264412 PMAQI
3rd Aug 2026461 PMAQI
3rd Aug 2026482 PMAQI
3rd Aug 2026443 PMAQI
3rd Aug 2026484 PMAQI
3rd Aug 2026425 PMAQI
3rd Aug 2026446 PMAQI
3rd Aug 2026467 PMAQI
3rd Aug 2026448 PMAQI
3rd Aug 2026449 PMAQI
3rd Aug 20266710 PMAQI
3rd Aug 20266811 PMAQI
4th Aug 20264412 AMAQI
4th Aug 2026401 AMAQI
4th Aug 2026462 AMAQI
4th Aug 2026543 AMAQI
4th Aug 2026404 AMAQI
4th Aug 2026465 AMAQI
23°C16/30°C
4th Aug 2026406 AMAQI
4th Aug 2026427 AMAQI
4th Aug 2026408 AMAQI
4th Aug 2026449 AMAQI
4th Aug 20264810 AMAQI
4th Aug 20264611 AMAQI
4th Aug 20265112 PMAQI
4th Aug 2026501 PMAQI
4th Aug 2026512 PMAQI
4th Aug 2026503 PMAQI
4th Aug 2026514 PMAQI
4th Aug 2026485 PMAQI
4th Aug 2026516 PMAQI
4th Aug 2026517 PMAQI
4th Aug 2026468 PMAQI
4th Aug 2026449 PMAQI
4th Aug 20264810 PMAQI
4th Aug 20264711 PMAQI
5th Aug 20265212 AMAQI
5th Aug 2026541 AMAQI
5th Aug 2026562 AMAQI
5th Aug 2026463 AMAQI
5th Aug 2026524 AMAQI
5th Aug 2026535 AMAQI
22°C18/27°C
5th Aug 2026536 AMAQI
5th Aug 2026527 AMAQI
5th Aug 2026608 AMAQI
5th Aug 2026589 AMAQI
5th Aug 20265510 AMAQI
5th Aug 20265811 AMAQI
5th Aug 20265812 PMAQI
5th Aug 2026581 PMAQI
5th Aug 2026522 PMAQI
5th Aug 2026493 PMAQI
5th Aug 2026524 PMAQI
5th Aug 2026555 PMAQI
5th Aug 2026446 PMAQI
5th Aug 2026577 PMAQI
5th Aug 2026468 PMAQI
5th Aug 2026499 PMAQI
5th Aug 20264810 PMAQI
5th Aug 20264911 PMAQI
6th Aug 20264812 AMAQI
6th Aug 2026441 AMAQI
6th Aug 2026402 AMAQI
6th Aug 2026463 AMAQI
6th Aug 2026514 AMAQI
6th Aug 2026445 AMAQI
18°C16/20°C
6th Aug 2026506 AMAQI
6th Aug 2026487 AMAQI
6th Aug 2026508 AMAQI
6th Aug 2026469 AMAQI
6th Aug 20265110 AMAQI
6th Aug 20264411 AMAQI
6th Aug 20264612 PMAQI
6th Aug 2026481 PMAQI
6th Aug 2026462 PMAQI
6th Aug 2026443 PMAQI
6th Aug 2026444 PMAQI
6th Aug 2026515 PMAQI
6th Aug 2026486 PMAQI
6th Aug 2026497 PMAQI
6th Aug 2026488 PMAQI
6th Aug 2026449 PMAQI
6th Aug 20264810 PMAQI
6th Aug 20264711 PMAQI
7th Aug 20265012 AMAQI
7th Aug 2026441 AMAQI
7th Aug 2026402 AMAQI
7th Aug 2026463 AMAQI
7th Aug 2026404 AMAQI
7th Aug 2026255 AMAQI
21°C16/28°C
7th Aug 2026256 AMAQI
7th Aug 2026257 AMAQI
7th Aug 2026288 AMAQI
7th Aug 2026449 AMAQI
7th Aug 20263410 AMAQI
7th Aug 20264011 AMAQI
7th Aug 20264512 PMAQI
7th Aug 2026421 PMAQI
7th Aug 2026462 PMAQI
7th Aug 2026463 PMAQI
7th Aug 2026464 PMAQI
7th Aug 2026445 PMAQI
7th Aug 2026486 PMAQI
7th Aug 2026447 PMAQI
7th Aug 2026468 PMAQI
7th Aug 2026429 PMAQI
7th Aug 20264210 PMAQI
7th Aug 20264411 PMAQI
8th Aug 20264812 AMAQI
8th Aug 2026441 AMAQI
8th Aug 2026442 AMAQI
8th Aug 2026463 AMAQI
8th Aug 2026464 AMAQI
8th Aug 2026465 AMAQI
22°C19/28°C
8th Aug 2026446 AMAQI
8th Aug 2026427 AMAQI
8th Aug 2026428 AMAQI
8th Aug 2026429 AMAQI
8th Aug 20264210 AMAQI
8th Aug 20264411 AMAQI
8th Aug 20264612 PMAQI
8th Aug 2026361 PMAQI
8th Aug 2026462 PMAQI
8th Aug 2026463 PMAQI
8th Aug 2026424 PMAQI
8th Aug 2026525 PMAQI
8th Aug 2026276 PMAQI
8th Aug 2026427 PMAQI
8th Aug 2026318 PMAQI
8th Aug 2026369 PMAQI
8th Aug 20262310 PMAQI
8th Aug 20263811 PMAQI
9th Aug 20264012 AMAQI
9th Aug 2026441 AMAQI
9th Aug 2026462 AMAQI
9th Aug 2026443 AMAQI
9th Aug 2026334 AMAQI
9th Aug 2026425 AMAQI
21°C15/28°C
9th Aug 2026366 AMAQI
9th Aug 2026407 AMAQI
9th Aug 2026368 AMAQI
9th Aug 2026429 AMAQI
9th Aug 20264810 AMAQI
9th Aug 20264411 AMAQI
9th Aug 20264212 PMAQI
9th Aug 2026421 PMAQI
9th Aug 2026482 PMAQI
9th Aug 2026443 PMAQI
9th Aug 2026514 PMAQI
9th Aug 2026515 PMAQI
9th Aug 2026466 PMAQI
9th Aug 2026467 PMAQI
9th Aug 2026468 PMAQI
9th Aug 2026489 PMAQI
9th Aug 20264610 PMAQI
9th Aug 20264411 PMAQI
10th Aug 20264612 AMAQI
10th Aug 2026421 AMAQI
10th Aug 2026462 AMAQI
10th Aug 2026483 AMAQI
10th Aug 2026504 AMAQI
10th Aug 2026465 AMAQI
23°C17/29°C
10th Aug 2026486 AMAQI
10th Aug 2026407 AMAQI
10th Aug 2026468 AMAQI
10th Aug 2026409 AMAQI
10th Aug 20264410 AMAQI
10th Aug 20265011 AMAQI
10th Aug 20265012 PMAQI
10th Aug 2026481 PMAQI
10th Aug 2026462 PMAQI
10th Aug 2026403 PMAQI
10th Aug 2026424 PMAQI
10th Aug 2026405 PMAQI
10th Aug 2026386 PMAQI
10th Aug 2026447 PMAQI
10th Aug 2026428 PMAQI
10th Aug 2026449 PMAQI
10th Aug 20264010 PMAQI
10th Aug 20264211 PMAQI
11th Aug 20264412 AMAQI
11th Aug 2026401 AMAQI
11th Aug 2026402 AMAQI
11th Aug 2026533 AMAQI
11th Aug 2026444 AMAQI
11th Aug 2026445 AMAQI
26°C20/32°C
11th Aug 2026406 AMAQI
11th Aug 2026487 AMAQI
11th Aug 2026468 AMAQI
11th Aug 2026469 AMAQI
11th Aug 20264210 AMAQI
11th Aug 20263811 AMAQI
11th Aug 20264012 PMAQI
11th Aug 2026491 PMAQI
11th Aug 2026522 PMAQI
11th Aug 2026443 PMAQI
11th Aug 2026464 PMAQI
11th Aug 2026525 PMAQI
11th Aug 2026426 PMAQI
11th Aug 2026297 PMAQI
11th Aug 2026368 PMAQI
11th Aug 2026329 PMAQI
11th Aug 20264210 PMAQI
11th Aug 20264411 PMAQI
12th Aug 20265012 AMAQI
12th Aug 2026481 AMAQI
12th Aug 2026482 AMAQI
12th Aug 2026503 AMAQI
12th Aug 2026464 AMAQI
12th Aug 2026505 AMAQI
27°C22/32°C
12th Aug 2026486 AMAQI
12th Aug 2026527 AMAQI
12th Aug 2026488 AMAQI
12th Aug 2026509 AMAQI
12th Aug 20264910 AMAQI
12th Aug 20264611 AMAQI
12th Aug 20264012 PMAQI
12th Aug 2026501 PMAQI
12th Aug 2026462 PMAQI
12th Aug 2026443 PMAQI
12th Aug 2026464 PMAQI
12th Aug 2026505 PMAQI
12th Aug 2026516 PMAQI
12th Aug 2026487 PMAQI
12th Aug 2026528 PMAQI
12th Aug 2026529 PMAQI
12th Aug 20265210 PMAQI
12th Aug 20265211 PMAQI
13th Aug 20265012 AMAQI
13th Aug 2026511 AMAQI
13th Aug 2026422 AMAQI
13th Aug 2026403 AMAQI
13th Aug 2026554 AMAQI
13th Aug 2026425 AMAQI
26°C24/30°C
13th Aug 2026386 AMAQI
13th Aug 2026537 AMAQI
13th Aug 2026508 AMAQI
13th Aug 2026509 AMAQI
13th Aug 20265210 AMAQI
13th Aug 20264411 AMAQI
13th Aug 20265012 PMAQI
13th Aug 2026531 PMAQI
13th Aug 2026592 PMAQI
13th Aug 2026643 PMAQI
13th Aug 2026664 PMAQI
13th Aug 2026715 PMAQI
13th Aug 2026626 PMAQI
13th Aug 2026667 PMAQI
13th Aug 2026708 PMAQI
13th Aug 2026789 PMAQI
13th Aug 20267810 PMAQI
13th Aug 20266011 PMAQI
14th Aug 20264612 AMAQI
14th Aug 2026461 AMAQI
14th Aug 2026582 AMAQI
14th Aug 2026593 AMAQI
14th Aug 2026604 AMAQI
14th Aug 2026665 AMAQI
23°C21/26°C
14th Aug 2026596 AMAQI
14th Aug 2026577 AMAQI
14th Aug 2026628 AMAQI
14th Aug 2026659 AMAQI
14th Aug 20265510 AMAQI
14th Aug 20265711 AMAQI
14th Aug 20266412 PMAQI
14th Aug 2026491 PMAQI
14th Aug 2026522 PMAQI
14th Aug 2026443 PMAQI
14th Aug 2026564 PMAQI
14th Aug 2026585 PMAQI
14th Aug 2026546 PMAQI
14th Aug 2026387 PMAQI
14th Aug 2026518 PMAQI
14th Aug 2026529 PMAQI
14th Aug 20265310 PMAQI
14th Aug 20265111 PMAQI
15th Aug 20265212 AMAQI
15th Aug 2026481 AMAQI
15th Aug 2026422 AMAQI
15th Aug 2026403 AMAQI
15th Aug 2026404 AMAQI
15th Aug 2026405 AMAQI
22°C21/25°C
15th Aug 2026316 AMAQI
6 AM15th Aug 2026337 AMAQI
15th Aug 2026408 AMAQI
15th Aug 2026429 AMAQI
15th Aug 20263610 AMAQI
15th Aug 20263811 AMAQI
15th Aug 20263812 PMAQI
15th Aug 2026401 PMAQI
1 PM15th Aug 2026402 PMAQI
15th Aug 2026363 PMAQI
15th Aug 2026344 PMAQI
15th Aug 2026345 PMAQI
15th Aug 2026466 PMAQI
15th Aug 2026427 PMAQI
15th Aug 2026508 PMAQI
8 PM15th Aug 2026509 PMAQI
15th Aug 20264210 PMAQI
15th Aug 20264411 PMAQI
1 AM
5 AM
24°C22/28°C
Day time
Avg. Highest Time
11 AM
53AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
6 AM
47AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 11 AM (Avg. 53), while the lowest AQI was between 6 AM to 6 AM (Avg. 47).
Night time
Avg. Highest Time
12 AM - 1 AM
51AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
2 AM
49AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 51), while the lowest AQI was between 2 AM to 2 AM (Avg. 49).
2026 Days Vs Air Quality
Water Tower, Waterloo, Iowa, United States
2026
89%
200
11%
24
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
200 DaysModerate
24 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2026, 89% of 227 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
Water Tower, Waterloo, Iowa, 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
36AQI (US)
36AQI (US)
2nd January 2026
42AQI (US)
42AQI (US)
3rd January 2026
43AQI (US)
43AQI (US)
4th January 2026
45AQI (US)
45AQI (US)
5th January 2026
47AQI (US)
47AQI (US)
6th January 2026
61AQI (US)
61AQI (US)
7th January 2026
42AQI (US)
42AQI (US)
8th January 2026
38AQI (US)
38AQI (US)
9th January 2026
38AQI (US)
38AQI (US)
10th January 2026
42AQI (US)
42AQI (US)
11th January 2026
34AQI (US)
34AQI (US)
12th January 2026
31AQI (US)
31AQI (US)
13th January 2026
27AQI (US)
27AQI (US)
14th January 2026
24AQI (US)
24AQI (US)
15th January 2026
29AQI (US)
29AQI (US)
16th January 2026
22AQI (US)
22AQI (US)
17th January 2026
34AQI (US)
34AQI (US)
18th January 2026
28AQI (US)
28AQI (US)
19th January 2026
30AQI (US)
30AQI (US)
20th January 2026
42AQI (US)
42AQI (US)
21st January 2026
44AQI (US)
44AQI (US)
22nd January 2026
59AQI (US)
59AQI (US)
23rd January 2026
59AQI (US)
59AQI (US)
24th January 2026
48AQI (US)
48AQI (US)
25th January 2026
50AQI (US)
50AQI (US)
26th January 2026
47AQI (US)
47AQI (US)
27th January 2026
36AQI (US)
36AQI (US)
28th January 2026
42AQI (US)
42AQI (US)
29th January 2026
50AQI (US)
50AQI (US)
30th January 2026
59AQI (US)
59AQI (US)
31st January 2026
42AQI (US)
42AQI (US)
1st February 2026
46AQI (US)
46AQI (US)
2nd February 2026
51AQI (US)
51AQI (US)
3rd February 2026
48AQI (US)
48AQI (US)
4th February 2026
44AQI (US)
44AQI (US)
5th February 2026
51AQI (US)
51AQI (US)
6th February 2026
46AQI (US)
46AQI (US)
7th February 2026
40AQI (US)
40AQI (US)
8th February 2026
42AQI (US)
42AQI (US)
9th February 2026
47AQI (US)
47AQI (US)
10th February 2026
46AQI (US)
46AQI (US)
11th February 2026
38AQI (US)
38AQI (US)
12th February 2026
37AQI (US)
37AQI (US)
13th February 2026
50AQI (US)
50AQI (US)
14th February 2026
49AQI (US)
49AQI (US)
15th February 2026
46AQI (US)
46AQI (US)
16th February 2026
44AQI (US)
44AQI (US)
17th February 2026
52AQI (US)
52AQI (US)
18th February 2026
45AQI (US)
45AQI (US)
19th February 2026
41AQI (US)
41AQI (US)
20th February 2026
38AQI (US)
38AQI (US)
21st February 2026
34AQI (US)
34AQI (US)
22nd February 2026
35AQI (US)
35AQI (US)
23rd February 2026
36AQI (US)
36AQI (US)
24th February 2026
46AQI (US)
46AQI (US)
25th February 2026
42AQI (US)
42AQI (US)
26th February 2026
39AQI (US)
39AQI (US)
27th February 2026
41AQI (US)
41AQI (US)
28th February 2026
33AQI (US)
33AQI (US)
1st March 2026
38AQI (US)
38AQI (US)
2nd March 2026
56AQI (US)
56AQI (US)
3rd March 2026
44AQI (US)
44AQI (US)
4th March 2026
46AQI (US)
46AQI (US)
5th March 2026
46AQI (US)
46AQI (US)
6th March 2026
38AQI (US)
38AQI (US)
7th March 2026
37AQI (US)
37AQI (US)
8th March 2026
39AQI (US)
39AQI (US)
9th March 2026
35AQI (US)
35AQI (US)
10th March 2026
36AQI (US)
36AQI (US)
11th March 2026
40AQI (US)
40AQI (US)
12th March 2026
38AQI (US)
38AQI (US)
13th March 2026
44AQI (US)
44AQI (US)
14th March 2026
35AQI (US)
35AQI (US)
15th March 2026
32AQI (US)
32AQI (US)
16th March 2026
36AQI (US)
36AQI (US)
17th March 2026
33AQI (US)
33AQI (US)
18th March 2026
31AQI (US)
31AQI (US)
19th March 2026
40AQI (US)
40AQI (US)
20th March 2026
43AQI (US)
43AQI (US)
21st March 2026
40AQI (US)
40AQI (US)
22nd March 2026
33AQI (US)
33AQI (US)
23rd March 2026
38AQI (US)
38AQI (US)
24th March 2026
40AQI (US)
40AQI (US)
25th March 2026
33AQI (US)
33AQI (US)
26th March 2026
34AQI (US)
34AQI (US)
27th March 2026
27AQI (US)
27AQI (US)
28th March 2026
28AQI (US)
28AQI (US)
29th March 2026
28AQI (US)
28AQI (US)
30th March 2026
29AQI (US)
29AQI (US)
31st March 2026
27AQI (US)
27AQI (US)
1st April 2026
28AQI (US)
28AQI (US)
2nd April 2026
29AQI (US)
29AQI (US)
3rd April 2026
28AQI (US)
28AQI (US)
4th April 2026
31AQI (US)
31AQI (US)
5th April 2026
29AQI (US)
29AQI (US)
6th April 2026
31AQI (US)
31AQI (US)
7th April 2026
28AQI (US)
28AQI (US)
8th April 2026
34AQI (US)
34AQI (US)
9th April 2026
29AQI (US)
29AQI (US)
10th April 2026
33AQI (US)
33AQI (US)
11th April 2026
29AQI (US)
29AQI (US)
12th April 2026
28AQI (US)
28AQI (US)
13th April 2026
31AQI (US)
31AQI (US)
14th April 2026
32AQI (US)
32AQI (US)
15th April 2026
32AQI (US)
32AQI (US)
16th April 2026
30AQI (US)
30AQI (US)
17th April 2026
18th April 2026
28AQI (US)
28AQI (US)
19th April 2026
31AQI (US)
31AQI (US)
20th April 2026
29AQI (US)
29AQI (US)
21st April 2026
28AQI (US)
28AQI (US)
22nd April 2026
23rd April 2026
25AQI (US)
25AQI (US)
24th April 2026
26AQI (US)
26AQI (US)
25th April 2026
26AQI (US)
26AQI (US)
26th April 2026
33AQI (US)
33AQI (US)
27th April 2026
29AQI (US)
29AQI (US)
28th April 2026
25AQI (US)
25AQI (US)
29th April 2026
24AQI (US)
24AQI (US)
30th April 2026
28AQI (US)
28AQI (US)
1st May 2026
25AQI (US)
25AQI (US)
2nd May 2026
25AQI (US)
25AQI (US)
3rd May 2026
24AQI (US)
24AQI (US)
4th May 2026
36AQI (US)
36AQI (US)
5th May 2026
37AQI (US)
37AQI (US)
6th May 2026
29AQI (US)
29AQI (US)
7th May 2026
27AQI (US)
27AQI (US)
8th May 2026
33AQI (US)
33AQI (US)
9th May 2026
10th May 2026
30AQI (US)
30AQI (US)
11th May 2026
26AQI (US)
26AQI (US)
12th May 2026
27AQI (US)
27AQI (US)
13th May 2026
28AQI (US)
28AQI (US)
14th May 2026
23AQI (US)
23AQI (US)
15th May 2026
47AQI (US)
47AQI (US)
16th May 2026
54AQI (US)
54AQI (US)
17th May 2026
56AQI (US)
56AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
51AQI (US)
51AQI (US)
20th May 2026
48AQI (US)
48AQI (US)
21st May 2026
42AQI (US)
42AQI (US)
22nd May 2026
45AQI (US)
45AQI (US)
23rd May 2026
49AQI (US)
49AQI (US)
24th May 2026
44AQI (US)
44AQI (US)
25th May 2026
44AQI (US)
44AQI (US)
26th May 2026
32AQI (US)
32AQI (US)
27th May 2026
25AQI (US)
25AQI (US)
28th May 2026
18AQI (US)
18AQI (US)
29th May 2026
20AQI (US)
20AQI (US)
30th May 2026
24AQI (US)
24AQI (US)
31st May 2026
27AQI (US)
27AQI (US)
1st June 2026
30AQI (US)
30AQI (US)
2nd June 2026
24AQI (US)
24AQI (US)
3rd June 2026
22AQI (US)
22AQI (US)
4th June 2026
24AQI (US)
24AQI (US)
5th June 2026
26AQI (US)
26AQI (US)
6th June 2026
25AQI (US)
25AQI (US)
7th June 2026
25AQI (US)
25AQI (US)
8th June 2026
28AQI (US)
28AQI (US)
9th June 2026
26AQI (US)
26AQI (US)
10th June 2026
25AQI (US)
25AQI (US)
11th June 2026
26AQI (US)
26AQI (US)
12th June 2026
26AQI (US)
26AQI (US)
13th June 2026
20AQI (US)
20AQI (US)
14th June 2026
21AQI (US)
21AQI (US)
15th June 2026
24AQI (US)
24AQI (US)
16th June 2026
25AQI (US)
25AQI (US)
17th June 2026
26AQI (US)
26AQI (US)
18th June 2026
25AQI (US)
25AQI (US)
19th June 2026
21AQI (US)
21AQI (US)
20th June 2026
21AQI (US)
21AQI (US)
21st June 2026
17AQI (US)
17AQI (US)
22nd June 2026
23AQI (US)
23AQI (US)
23rd June 2026
19AQI (US)
19AQI (US)
24th June 2026
21AQI (US)
21AQI (US)
25th June 2026
26AQI (US)
26AQI (US)
26th June 2026
27AQI (US)
27AQI (US)
27th June 2026
31AQI (US)
31AQI (US)
28th June 2026
30AQI (US)
30AQI (US)
29th June 2026
27AQI (US)
27AQI (US)
30th June 2026
36AQI (US)
36AQI (US)
1st July 2026
38AQI (US)
38AQI (US)
2nd July 2026
28AQI (US)
28AQI (US)
3rd July 2026
28AQI (US)
28AQI (US)
4th July 2026
31AQI (US)
31AQI (US)
5th July 2026
38AQI (US)
38AQI (US)
6th July 2026
44AQI (US)
44AQI (US)
7th July 2026
31AQI (US)
31AQI (US)
8th July 2026
27AQI (US)
27AQI (US)
9th July 2026
29AQI (US)
29AQI (US)
10th July 2026
28AQI (US)
28AQI (US)
11th July 2026
35AQI (US)
35AQI (US)
12th July 2026
37AQI (US)
37AQI (US)
13th July 2026
35AQI (US)
35AQI (US)
14th July 2026
34AQI (US)
34AQI (US)
15th July 2026
54AQI (US)
54AQI (US)
16th July 2026
89AQI (US)
89AQI (US)
17th July 2026
47AQI (US)
47AQI (US)
18th July 2026
51AQI (US)
51AQI (US)
19th July 2026
92AQI (US)
92AQI (US)
20th July 2026
93AQI (US)
93AQI (US)
21st July 2026
53AQI (US)
53AQI (US)
22nd July 2026
50AQI (US)
50AQI (US)
23rd July 2026
41AQI (US)
41AQI (US)
24th July 2026
41AQI (US)
41AQI (US)
25th July 2026
48AQI (US)
48AQI (US)
26th July 2026
44AQI (US)
44AQI (US)
27th July 2026
51AQI (US)
51AQI (US)
28th July 2026
55AQI (US)
55AQI (US)
29th July 2026
52AQI (US)
52AQI (US)
30th July 2026
50AQI (US)
50AQI (US)
31st July 2026
37AQI (US)
37AQI (US)
1st August 2026
44AQI (US)
44AQI (US)
2nd August 2026
47AQI (US)
47AQI (US)
3rd August 2026
49AQI (US)
49AQI (US)
4th August 2026
47AQI (US)
47AQI (US)
5th August 2026
53AQI (US)
53AQI (US)
6th August 2026
47AQI (US)
47AQI (US)
7th August 2026
41AQI (US)
41AQI (US)
8th August 2026
41AQI (US)
41AQI (US)
9th August 2026
44AQI (US)
44AQI (US)
10th August 2026
44AQI (US)
44AQI (US)
11th August 2026
43AQI (US)
43AQI (US)
12th August 2026
49AQI (US)
49AQI (US)
13th August 2026
56AQI (US)
56AQI (US)
14th August 2026
55AQI (US)
55AQI (US)
15th August 2026
41AQI (US)
41AQI (US)
16th August 2026
17th August 2026
18th August 2026
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
41AQI (US)
43AQI (US)
37AQI (US)
29AQI (US)
35AQI (US)
25AQI (US)
46AQI (US)
47AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202637AQI (US)
27
4
25
3
30
1
28
26
4
30
22
9
12
3
200
24
Highest AQI (US) recorded in
August47AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202539AQI (US)
30
1
26
2
29
2
28
2
31
14
16
25
5
1
21
9
1
25
5
22
9
23
7
13
18
287
76
2
Highest AQI (US) recorded in
December53AQI (US)
Lowest AQI (US) recorded in
May31AQI (US)
202432AQI (US)
24
6
25
4
30
1
30
29
2
29
30
1
28
3
28
2
25
6
30
29
2
337
27
Highest AQI (US) recorded in
January40AQI (US)
Lowest AQI (US) recorded in
April23AQI (US)
202341AQI (US)
18
12
26
2
27
1
27
3
24
7
10
15
4
1
22
7
2
20
11
26
4
31
25
3
24
7
280
72
6
1
Highest AQI (US) recorded in
June69AQI (US)
Lowest AQI (US) recorded in
October32AQI (US)
202231AQI (US)
28
1
19
3
31
29
27
3
19
1
20
2
3
29
22
8
25
5
30
1
282
24
Highest AQI (US) recorded in
October42AQI (US)
Lowest AQI (US) recorded in
April19AQI (US)
202134AQI (US)
21
8
16
12
29
2
28
2
31
30
18
13
26
5
28
2
31
30
30
1
318
45
Highest AQI (US) recorded in
February48AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202029AQI (US)
13
18
2
18
30
29
2
31
30
29
1
28
2
24
7
250
14
Highest AQI (US) recorded in
April38AQI (US)
Lowest AQI (US) recorded in
May22AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2023(Avg.)
41AQI (US)Least Polluted Year Recorded
2020(Avg.)
29AQI (US)Water Tower's annual 2026 AQI (US) (37) shows an average percentage change of 9.4% (worsened AQI (US)) compared to previous years: 2020 (29), 2021 (34), 2022 (31), 2023 (41), 2024 (32), 2025 (39).
