Dingbian County No 4 Middle School, Dongta, Ningxia, China 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
Dingbian County No 4 Middle School, Dongta, Ningxia, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Aug 2024
191AQILowest AQI recorded on
4th Aug 2026
22AQISame Day Analysis (9th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 51 of Moderate air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 8th Aug - 9th Aug 2026
Dingbian County No 4 Middle School, Dongta, Ningxia, China
AQI
Day
Night
.
5 AM8th Aug 2026
8 PM
4 AM9th Aug 2026
Day time
Avg. Highest Time
10AM8th Aug
38AQI
Avg. Lowest Time
5AM8th Aug
29AQI
Night time
Avg. Highest Time
3AM9th Aug
48AQI
Avg. Lowest Time
9PM8th Aug
31AQI
In the last 24 hours,
Dingbian County No 4 Middle School's AQI reached its highest point of 48 at 3 AM during the Night, while the lowest point, 29, was recorded at 5 AM during the Day between 8th Aug and 9th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Dingbian County No 4 Middle School, Dongta, Ningxia, China
JulAug
11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th
Day
Night
11th Jul 2026445 AMAQI
11th Jul 2026526 AMAQI
11th Jul 2026367 AMAQI
11th Jul 2026218 AMAQI
11th Jul 2026199 AMAQI
11th Jul 20262510 AMAQI
11th Jul 20262511 AMAQI
11th Jul 20262712 PMAQI
11th Jul 2026311 PMAQI
11th Jul 2026312 PMAQI
11th Jul 2026403 PMAQI
11th Jul 2026484 PMAQI
11th Jul 2026385 PMAQI
11th Jul 2026226 PMAQI
11th Jul 2026147 PMAQI
11th Jul 2026198 PMAQI
11th Jul 2026179 PMAQI
11th Jul 20261410 PMAQI
11th Jul 20261211 PMAQI
12th Jul 20261812 AMAQI
12th Jul 2026231 AMAQI
12th Jul 2026212 AMAQI
12th Jul 2026193 AMAQI
12th Jul 2026214 AMAQI
19°C17/20°C
12th Jul 2026235 AMAQI
12th Jul 2026236 AMAQI
12th Jul 2026257 AMAQI
12th Jul 2026238 AMAQI
12th Jul 2026299 AMAQI
12th Jul 20262510 AMAQI
12th Jul 20261711 AMAQI
12th Jul 20261212 PMAQI
12th Jul 2026121 PMAQI
12th Jul 2026142 PMAQI
12th Jul 2026143 PMAQI
12th Jul 2026194 PMAQI
12th Jul 2026145 PMAQI
12th Jul 2026126 PMAQI
12th Jul 2026127 PMAQI
12th Jul 2026148 PMAQI
12th Jul 2026219 PMAQI
12th Jul 20261910 PMAQI
12th Jul 20261911 PMAQI
13th Jul 20262212 AMAQI
13th Jul 2026221 AMAQI
13th Jul 2026242 AMAQI
13th Jul 2026363 AMAQI
13th Jul 2026464 AMAQI
23°C18/29°C
13th Jul 2026365 AMAQI
13th Jul 2026366 AMAQI
13th Jul 2026407 AMAQI
13th Jul 2026468 AMAQI
13th Jul 2026539 AMAQI
13th Jul 20263410 AMAQI
13th Jul 20263911 AMAQI
13th Jul 20264212 PMAQI
13th Jul 2026271 PMAQI
13th Jul 2026362 PMAQI
13th Jul 2026363 PMAQI
13th Jul 2026314 PMAQI
13th Jul 2026335 PMAQI
13th Jul 2026336 PMAQI
13th Jul 2026317 PMAQI
13th Jul 2026408 PMAQI
13th Jul 2026409 PMAQI
13th Jul 20264110 PMAQI
13th Jul 20264011 PMAQI
14th Jul 20265012 AMAQI
14th Jul 2026451 AMAQI
14th Jul 2026502 AMAQI
14th Jul 2026573 AMAQI
14th Jul 2026544 AMAQI
26°C22/32°C
14th Jul 2026555 AMAQI
14th Jul 2026546 AMAQI
14th Jul 2026427 AMAQI
14th Jul 2026388 AMAQI
14th Jul 2026429 AMAQI
14th Jul 20264610 AMAQI
14th Jul 20265311 AMAQI
14th Jul 20265012 PMAQI
14th Jul 2026401 PMAQI
14th Jul 2026252 PMAQI
14th Jul 2026233 PMAQI
14th Jul 2026194 PMAQI
14th Jul 2026195 PMAQI
14th Jul 2026256 PMAQI
14th Jul 2026337 PMAQI
14th Jul 2026488 PMAQI
14th Jul 2026519 PMAQI
14th Jul 20265410 PMAQI
14th Jul 20265211 PMAQI
15th Jul 20265312 AMAQI
15th Jul 2026571 AMAQI
15th Jul 2026542 AMAQI
15th Jul 2026573 AMAQI
15th Jul 2026524 AMAQI
19°C16/27°C
15th Jul 2026445 AMAQI
15th Jul 2026476 AMAQI
15th Jul 2026537 AMAQI
15th Jul 2026388 AMAQI
15th Jul 2026219 AMAQI
15th Jul 20263310 AMAQI
15th Jul 20265711 AMAQI
15th Jul 20265912 PMAQI
15th Jul 2026601 PMAQI
15th Jul 2026542 PMAQI
15th Jul 2026483 PMAQI
15th Jul 2026424 PMAQI
15th Jul 2026425 PMAQI
15th Jul 2026386 PMAQI
15th Jul 2026407 PMAQI
15th Jul 2026488 PMAQI
15th Jul 2026489 PMAQI
15th Jul 20265510 PMAQI
15th Jul 20266011 PMAQI
16th Jul 20266212 AMAQI
16th Jul 2026571 AMAQI
16th Jul 2026542 AMAQI
16th Jul 2026463 AMAQI
16th Jul 2026384 AMAQI
24°C18/29°C
16th Jul 2026425 AMAQI
16th Jul 2026366 AMAQI
16th Jul 2026307 AMAQI
16th Jul 2026348 AMAQI
16th Jul 2026509 AMAQI
16th Jul 20265510 AMAQI
16th Jul 20265511 AMAQI
16th Jul 20265012 PMAQI
16th Jul 2026541 PMAQI
16th Jul 2026622 PMAQI
16th Jul 2026533 PMAQI
16th Jul 2026364 PMAQI
16th Jul 2026295 PMAQI
16th Jul 2026276 PMAQI
16th Jul 2026237 PMAQI
16th Jul 2026278 PMAQI
16th Jul 2026299 PMAQI
16th Jul 20263610 PMAQI
16th Jul 20263811 PMAQI
17th Jul 20264012 AMAQI
17th Jul 2026381 AMAQI
17th Jul 2026282 AMAQI
17th Jul 2026273 AMAQI
17th Jul 2026334 AMAQI
18°C16/25°C
17th Jul 2026385 AMAQI
17th Jul 2026536 AMAQI
17th Jul 2026587 AMAQI
17th Jul 2026528 AMAQI
17th Jul 2026509 AMAQI
17th Jul 20265310 AMAQI
17th Jul 20265211 AMAQI
17th Jul 20264212 PMAQI
17th Jul 2026351 PMAQI
17th Jul 2026222 PMAQI
17th Jul 2026233 PMAQI
17th Jul 2026234 PMAQI
17th Jul 2026255 PMAQI
17th Jul 2026276 PMAQI
17th Jul 2026237 PMAQI
17th Jul 2026258 PMAQI
17th Jul 2026319 PMAQI
17th Jul 20263310 PMAQI
17th Jul 20263611 PMAQI
18th Jul 20263612 AMAQI
18th Jul 2026421 AMAQI
18th Jul 2026482 AMAQI
18th Jul 2026543 AMAQI
18th Jul 2026544 AMAQI
23°C16/32°C
18th Jul 2026645 AMAQI
18th Jul 2026676 AMAQI
18th Jul 2026737 AMAQI
18th Jul 2026678 AMAQI
18th Jul 2026649 AMAQI
18th Jul 20266610 AMAQI
18th Jul 20266911 AMAQI
18th Jul 20267012 PMAQI
18th Jul 2026721 PMAQI
18th Jul 2026562 PMAQI
18th Jul 2026493 PMAQI
18th Jul 2026404 PMAQI
18th Jul 2026385 PMAQI
18th Jul 2026296 PMAQI
18th Jul 2026237 PMAQI
18th Jul 2026238 PMAQI
18th Jul 2026259 PMAQI
18th Jul 20262710 PMAQI
18th Jul 20264011 PMAQI
19th Jul 20265212 AMAQI
19th Jul 2026561 AMAQI
19th Jul 2026612 AMAQI
19th Jul 2026333 AMAQI
19th Jul 2026344 AMAQI
24°C18/30°C
19th Jul 2026315 AMAQI
19th Jul 2026346 AMAQI
19th Jul 2026387 AMAQI
19th Jul 2026408 AMAQI
19th Jul 2026429 AMAQI
19th Jul 20265210 AMAQI
19th Jul 20265211 AMAQI
19th Jul 20263212 PMAQI
19th Jul 2026281 PMAQI
19th Jul 2026302 PMAQI
19th Jul 2026363 PMAQI
19th Jul 2026494 PMAQI
19th Jul 2026505 PMAQI
19th Jul 2026426 PMAQI
19th Jul 2026317 PMAQI
19th Jul 2026408 PMAQI
19th Jul 2026479 PMAQI
19th Jul 20264610 PMAQI
19th Jul 20264511 PMAQI
20th Jul 20264812 AMAQI
20th Jul 2026501 AMAQI
20th Jul 2026682 AMAQI
20th Jul 2026583 AMAQI
20th Jul 2026524 AMAQI
27°C22/34°C
20th Jul 2026365 AMAQI
20th Jul 2026386 AMAQI
20th Jul 2026367 AMAQI
20th Jul 2026348 AMAQI
20th Jul 2026429 AMAQI
20th Jul 20265210 AMAQI
20th Jul 20266211 AMAQI
20th Jul 20265512 PMAQI
20th Jul 2026681 PMAQI
20th Jul 2026592 PMAQI
20th Jul 2026503 PMAQI
20th Jul 2026424 PMAQI
20th Jul 2026385 PMAQI
20th Jul 2026306 PMAQI
20th Jul 2026297 PMAQI
20th Jul 2026348 PMAQI
20th Jul 2026329 PMAQI
20th Jul 20263510 PMAQI
20th Jul 20264411 PMAQI
21st Jul 20265412 AMAQI
21st Jul 2026511 AMAQI
21st Jul 2026502 AMAQI
21st Jul 2026503 AMAQI
21st Jul 2026464 AMAQI
27°C23/33°C
21st Jul 2026505 AMAQI
21st Jul 2026496 AMAQI
21st Jul 2026447 AMAQI
21st Jul 2026408 AMAQI
21st Jul 2026329 AMAQI
21st Jul 20263410 AMAQI
21st Jul 20263612 PMAQI
21st Jul 2026491 PMAQI
21st Jul 2026582 PMAQI
21st Jul 2026643 PMAQI
21st Jul 2026674 PMAQI
21st Jul 2026655 PMAQI
21st Jul 2026766 PMAQI
21st Jul 2026547 PMAQI
21st Jul 2026628 PMAQI
21st Jul 2026709 PMAQI
21st Jul 20267110 PMAQI
21st Jul 20267011 PMAQI
22nd Jul 20267112 AMAQI
22nd Jul 2026721 AMAQI
22nd Jul 2026602 AMAQI
22nd Jul 2026533 AMAQI
22nd Jul 2026364 AMAQI
27°C22/32°C
22nd Jul 2026335 AMAQI
22nd Jul 2026486 AMAQI
22nd Jul 2026467 AMAQI
22nd Jul 2026388 AMAQI
22nd Jul 2026279 AMAQI
22nd Jul 20261910 AMAQI
22nd Jul 20261711 AMAQI
22nd Jul 20262312 PMAQI
22nd Jul 2026251 PMAQI
22nd Jul 2026252 PMAQI
22nd Jul 2026403 PMAQI
22nd Jul 2026504 PMAQI
22nd Jul 2026505 PMAQI
22nd Jul 2026386 PMAQI
22nd Jul 2026317 PMAQI
22nd Jul 2026338 PMAQI
22nd Jul 2026319 PMAQI
22nd Jul 20263810 PMAQI
22nd Jul 20264811 PMAQI
23rd Jul 20267312 AMAQI
23rd Jul 2026661 AMAQI
23rd Jul 2026542 AMAQI
23rd Jul 2026463 AMAQI
23rd Jul 2026424 AMAQI
27°C22/35°C
23rd Jul 2026385 AMAQI
23rd Jul 2026316 AMAQI
23rd Jul 2026317 AMAQI
23rd Jul 2026448 AMAQI
23rd Jul 2026509 AMAQI
23rd Jul 20266310 AMAQI
23rd Jul 20264411 AMAQI
23rd Jul 20263012 PMAQI
23rd Jul 2026331 PMAQI
23rd Jul 2026322 PMAQI
23rd Jul 2026333 PMAQI
23rd Jul 2026334 PMAQI
23rd Jul 2026365 PMAQI
23rd Jul 2026386 PMAQI
23rd Jul 2026367 PMAQI
23rd Jul 2026368 PMAQI
23rd Jul 2026339 PMAQI
23rd Jul 20263310 PMAQI
23rd Jul 20263311 PMAQI
24th Jul 20264012 AMAQI
24th Jul 2026381 AMAQI
24th Jul 2026402 AMAQI
24th Jul 2026383 AMAQI
24th Jul 2026404 AMAQI
29°C22/36°C
24th Jul 2026465 AMAQI
24th Jul 2026446 AMAQI
24th Jul 2026487 AMAQI
24th Jul 2026508 AMAQI
24th Jul 2026529 AMAQI
24th Jul 20265610 AMAQI
24th Jul 20267111 AMAQI
24th Jul 20268912 PMAQI
24th Jul 2026751 PMAQI
24th Jul 2026742 PMAQI
24th Jul 2026663 PMAQI
24th Jul 2026664 PMAQI
24th Jul 2026625 PMAQI
24th Jul 2026506 PMAQI
24th Jul 2026607 PMAQI
24th Jul 2026568 PMAQI
24th Jul 2026579 PMAQI
24th Jul 20265610 PMAQI
24th Jul 20266211 PMAQI
25th Jul 20266812 AMAQI
25th Jul 2026691 AMAQI
25th Jul 2026642 AMAQI
25th Jul 2026663 AMAQI
25th Jul 2026714 AMAQI
29°C24/35°C
25th Jul 2026665 AMAQI
25th Jul 2026606 AMAQI
25th Jul 2026557 AMAQI
25th Jul 2026608 AMAQI
25th Jul 2026699 AMAQI
25th Jul 20267410 AMAQI
25th Jul 20267011 AMAQI
25th Jul 20267112 PMAQI
25th Jul 2026691 PMAQI
25th Jul 2026622 PMAQI
25th Jul 2026583 PMAQI
25th Jul 2026604 PMAQI
25th Jul 2026555 PMAQI
25th Jul 2026566 PMAQI
25th Jul 2026547 PMAQI
25th Jul 2026568 PMAQI
25th Jul 2026579 PMAQI
25th Jul 20265910 PMAQI
25th Jul 20265611 PMAQI
26th Jul 20265612 AMAQI
26th Jul 2026561 AMAQI
26th Jul 2026602 AMAQI
26th Jul 2026593 AMAQI
26th Jul 2026604 AMAQI
28°C24/34°C
26th Jul 2026635 AMAQI
26th Jul 2026596 AMAQI
26th Jul 2026627 AMAQI
26th Jul 2026628 AMAQI
26th Jul 2026609 AMAQI
26th Jul 20266210 AMAQI
26th Jul 20265611 AMAQI
26th Jul 20265212 PMAQI
26th Jul 2026521 PMAQI
26th Jul 2026492 PMAQI
26th Jul 2026363 PMAQI
26th Jul 2026194 PMAQI
26th Jul 2026205 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026287 PMAQI
26th Jul 2026318 PMAQI
26th Jul 2026389 PMAQI
26th Jul 20264210 PMAQI
26th Jul 20264211 PMAQI
27th Jul 20265712 AMAQI
27th Jul 2026651 AMAQI
27th Jul 2026492 AMAQI
27th Jul 2026273 AMAQI
27th Jul 202684 AMAQI
25°C21/29°C
27th Jul 202685 AMAQI
27th Jul 202686 AMAQI
27th Jul 202687 AMAQI
27th Jul 202678 AMAQI
27th Jul 202689 AMAQI
27th Jul 2026810 AMAQI
27th Jul 2026811 AMAQI
27th Jul 2026812 PMAQI
27th Jul 202681 PMAQI
27th Jul 202682 PMAQI
27th Jul 202683 PMAQI
27th Jul 202684 PMAQI
27th Jul 2026105 PMAQI
27th Jul 2026146 PMAQI
27th Jul 2026177 PMAQI
27th Jul 2026148 PMAQI
27th Jul 2026149 PMAQI
27th Jul 20261710 PMAQI
27th Jul 20261911 PMAQI
28th Jul 20262412 AMAQI
28th Jul 2026231 AMAQI
28th Jul 2026272 AMAQI
28th Jul 2026423 AMAQI
28th Jul 2026504 AMAQI
23°C21/25°C
28th Jul 2026505 AMAQI
28th Jul 2026446 AMAQI
28th Jul 2026427 AMAQI
28th Jul 2026368 AMAQI
28th Jul 2026329 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20262512 PMAQI
28th Jul 2026251 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026253 PMAQI
28th Jul 2026214 PMAQI
28th Jul 2026235 PMAQI
28th Jul 2026216 PMAQI
28th Jul 2026217 PMAQI
28th Jul 2026218 PMAQI
28th Jul 2026219 PMAQI
28th Jul 20262110 PMAQI
28th Jul 20262111 PMAQI
29th Jul 20262112 AMAQI
29th Jul 2026211 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026213 AMAQI
29th Jul 2026214 AMAQI
24°C20/29°C
29th Jul 2026215 AMAQI
29th Jul 2026236 AMAQI
29th Jul 2026237 AMAQI
29th Jul 2026218 AMAQI
29th Jul 2026239 AMAQI
29th Jul 20262310 AMAQI
29th Jul 20262111 AMAQI
29th Jul 20262112 PMAQI
29th Jul 2026211 PMAQI
29th Jul 2026212 PMAQI
29th Jul 2026213 PMAQI
29th Jul 2026214 PMAQI
29th Jul 2026215 PMAQI
29th Jul 2026216 PMAQI
29th Jul 2026217 PMAQI
29th Jul 2026218 PMAQI
29th Jul 2026219 PMAQI
29th Jul 20262110 PMAQI
29th Jul 20262111 PMAQI
30th Jul 20262112 AMAQI
30th Jul 2026211 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026213 AMAQI
30th Jul 2026254 AMAQI
25°C21/30°C
30th Jul 2026255 AMAQI
30th Jul 2026216 AMAQI
30th Jul 2026217 AMAQI
30th Jul 2026348 AMAQI
30th Jul 2026449 AMAQI
30th Jul 20265810 AMAQI
30th Jul 20267811 AMAQI
30th Jul 20269812 PMAQI
30th Jul 20261001 PMAQI
30th Jul 2026922 PMAQI
30th Jul 2026943 PMAQI
30th Jul 2026964 PMAQI
30th Jul 20261025 PMAQI
30th Jul 20261066 PMAQI
30th Jul 2026997 PMAQI
30th Jul 20261118 PMAQI
30th Jul 20261089 PMAQI
30th Jul 202611210 PMAQI
30th Jul 202611411 PMAQI
31st Jul 202610912 AMAQI
31st Jul 20261121 AMAQI
31st Jul 20261062 AMAQI
31st Jul 20261103 AMAQI
31st Jul 20261044 AMAQI
26°C22/30°C
31st Jul 20261055 AMAQI
31st Jul 20261086 AMAQI
31st Jul 20261067 AMAQI
31st Jul 20261188 AMAQI
31st Jul 20261229 AMAQI
31st Jul 202612510 AMAQI
31st Jul 202610611 AMAQI
31st Jul 20269212 PMAQI
31st Jul 2026841 PMAQI
31st Jul 2026842 PMAQI
31st Jul 2026803 PMAQI
31st Jul 2026764 PMAQI
31st Jul 2026765 PMAQI
31st Jul 2026746 PMAQI
31st Jul 2026787 PMAQI
31st Jul 2026828 PMAQI
31st Jul 2026729 PMAQI
31st Jul 20266910 PMAQI
31st Jul 20266711 PMAQI
1st Aug 20266712 AMAQI
1st Aug 2026651 AMAQI
1st Aug 2026592 AMAQI
1st Aug 2026593 AMAQI
1st Aug 2026594 AMAQI
24°C22/27°C
1st Aug 2026625 AMAQI
1st Aug 2026626 AMAQI
1st Aug 2026547 AMAQI
1st Aug 2026548 AMAQI
1st Aug 2026549 AMAQI
1st Aug 20265410 AMAQI
1st Aug 20265211 AMAQI
1st Aug 20263812 PMAQI
1st Aug 2026321 PMAQI
1st Aug 2026422 PMAQI
1st Aug 2026443 PMAQI
1st Aug 2026424 PMAQI
1st Aug 2026385 PMAQI
1st Aug 2026386 PMAQI
1st Aug 2026367 PMAQI
1st Aug 2026388 PMAQI
1st Aug 2026339 PMAQI
1st Aug 20264010 PMAQI
1st Aug 20264211 PMAQI
2nd Aug 20264412 AMAQI
2nd Aug 2026531 AMAQI
2nd Aug 2026532 AMAQI
2nd Aug 2026543 AMAQI
2nd Aug 2026454 AMAQI
22°C20/26°C
2nd Aug 2026385 AMAQI
2nd Aug 2026366 AMAQI
2nd Aug 2026367 AMAQI
2nd Aug 2026348 AMAQI
2nd Aug 2026299 AMAQI
2nd Aug 20262910 AMAQI
2nd Aug 20262511 AMAQI
2nd Aug 20261712 PMAQI
2nd Aug 2026191 PMAQI
2nd Aug 2026192 PMAQI
2nd Aug 2026173 PMAQI
2nd Aug 2026164 PMAQI
2nd Aug 2026145 PMAQI
2nd Aug 2026126 PMAQI
2nd Aug 2026127 PMAQI
2nd Aug 2026148 PMAQI
2nd Aug 2026179 PMAQI
2nd Aug 20262710 PMAQI
2nd Aug 20263311 PMAQI
3rd Aug 20262512 AMAQI
3rd Aug 2026211 AMAQI
3rd Aug 2026212 AMAQI
3rd Aug 2026233 AMAQI
3rd Aug 2026214 AMAQI
18°C16/22°C
3rd Aug 2026215 AMAQI
3rd Aug 2026216 AMAQI
3rd Aug 2026217 AMAQI
3rd Aug 2026218 AMAQI
3rd Aug 2026219 AMAQI
3rd Aug 20262110 AMAQI
3rd Aug 20262711 AMAQI
3rd Aug 20262112 PMAQI
3rd Aug 2026291 PMAQI
3rd Aug 2026252 PMAQI
3rd Aug 2026233 PMAQI
3rd Aug 2026214 PMAQI
3rd Aug 2026215 PMAQI
3rd Aug 2026216 PMAQI
3rd Aug 2026297 PMAQI
3rd Aug 2026258 PMAQI
3rd Aug 2026279 PMAQI
3rd Aug 20262110 PMAQI
3rd Aug 20262511 PMAQI
4th Aug 20262112 AMAQI
4th Aug 2026211 AMAQI
4th Aug 2026212 AMAQI
4th Aug 2026213 AMAQI
4th Aug 2026214 AMAQI
22°C16/28°C
4th Aug 2026215 AMAQI
4th Aug 2026216 AMAQI
4th Aug 2026217 AMAQI
4th Aug 2026218 AMAQI
4th Aug 2026219 AMAQI
4th Aug 20262110 AMAQI
4th Aug 20262511 AMAQI
4th Aug 20262112 PMAQI
4th Aug 2026211 PMAQI
4th Aug 2026222 PMAQI
4th Aug 2026213 PMAQI
4th Aug 2026214 PMAQI
4th Aug 2026215 PMAQI
4th Aug 2026246 PMAQI
4th Aug 2026237 PMAQI
4th Aug 2026218 PMAQI
4th Aug 2026219 PMAQI
4th Aug 20262210 PMAQI
4th Aug 20262411 PMAQI
5th Aug 20262112 AMAQI
5th Aug 2026211 AMAQI
5th Aug 2026222 AMAQI
5th Aug 2026213 AMAQI
5th Aug 2026214 AMAQI
24°C19/31°C
5th Aug 2026215 AMAQI
5th Aug 2026216 AMAQI
5th Aug 2026217 AMAQI
5th Aug 2026218 AMAQI
5th Aug 2026219 AMAQI
5th Aug 20262110 AMAQI
5th Aug 20262311 AMAQI
5th Aug 20262512 PMAQI
5th Aug 2026291 PMAQI
5th Aug 2026292 PMAQI
5th Aug 2026233 PMAQI
5th Aug 2026234 PMAQI
5th Aug 2026255 PMAQI
5th Aug 2026216 PMAQI
5th Aug 2026217 PMAQI
5th Aug 2026218 PMAQI
5th Aug 2026219 PMAQI
5th Aug 20262110 PMAQI
5th Aug 20262111 PMAQI
6th Aug 20262112 AMAQI
6th Aug 2026211 AMAQI
6th Aug 2026272 AMAQI
6th Aug 2026333 AMAQI
6th Aug 2026214 AMAQI
23°C20/29°C
6th Aug 2026365 AMAQI
6th Aug 2026336 AMAQI
6th Aug 2026407 AMAQI
6th Aug 2026388 AMAQI
6th Aug 2026389 AMAQI
6th Aug 20263810 AMAQI
6th Aug 20263811 AMAQI
6th Aug 20263312 PMAQI
6th Aug 2026361 PMAQI
6th Aug 2026362 PMAQI
6th Aug 2026313 PMAQI
6th Aug 2026274 PMAQI
6th Aug 2026295 PMAQI
6th Aug 2026336 PMAQI
6th Aug 2026337 PMAQI
6th Aug 2026368 PMAQI
6th Aug 2026319 PMAQI
6th Aug 20263310 PMAQI
6th Aug 20263111 PMAQI
7th Aug 20263612 AMAQI
7th Aug 2026341 AMAQI
7th Aug 2026272 AMAQI
7th Aug 2026333 AMAQI
7th Aug 2026384 AMAQI
23°C19/27°C
7th Aug 2026305 AMAQI
7th Aug 2026216 AMAQI
7th Aug 2026217 AMAQI
7th Aug 2026218 AMAQI
7th Aug 2026219 AMAQI
7th Aug 20263210 AMAQI
7th Aug 20264811 AMAQI
7th Aug 20265612 PMAQI
7th Aug 2026271 PMAQI
7th Aug 2026322 PMAQI
7th Aug 2026333 PMAQI
7th Aug 2026314 PMAQI
7th Aug 2026315 PMAQI
7th Aug 2026256 PMAQI
7th Aug 2026257 PMAQI
7th Aug 2026388 PMAQI
7th Aug 2026349 PMAQI
7th Aug 20262110 PMAQI
7th Aug 20262111 PMAQI
8th Aug 20262112 AMAQI
8th Aug 2026211 AMAQI
8th Aug 2026212 AMAQI
8th Aug 2026233 AMAQI
8th Aug 2026274 AMAQI
25°C20/30°C
8th Aug 2026295 AMAQI
8th Aug 2026336 AMAQI
8th Aug 2026337 AMAQI
8th Aug 2026338 AMAQI
8th Aug 2026339 AMAQI
8th Aug 20263810 AMAQI
8th Aug 20263811 AMAQI
8th Aug 20263612 PMAQI
8th Aug 2026361 PMAQI
8th Aug 2026332 PMAQI
8th Aug 2026333 PMAQI
8th Aug 2026334 PMAQI
8th Aug 2026335 PMAQI
8th Aug 2026336 PMAQI
8th Aug 2026337 PMAQI
8th Aug 2026338 PMAQI
8th Aug 2026319 PMAQI
8th Aug 20263310 PMAQI
8th Aug 20263311 PMAQI
9th Aug 20263312 AMAQI
9th Aug 2026421 AMAQI
9th Aug 2026442 AMAQI
9th Aug 2026483 AMAQI
9th Aug 2026464 AMAQI
26°C22/30°C
9th Aug 2026465 AMAQI
5 AM9th Aug 2026486 AMAQI
9th Aug 2026647 AMAQI
9th Aug 2026748 AMAQI
9th Aug 2026769 AMAQI
9th Aug 20267810 AMAQI
9th Aug 20267811 AMAQI
9th Aug 20267612 PMAQI
12 PM9th Aug 2026691 PMAQI
9th Aug 2026542 PMAQI
9th Aug 2026473 PMAQI
9th Aug 2026444 PMAQI
9th Aug 2026365 PMAQI
9th Aug 2026316 PMAQI
9th Aug 2026337 PMAQI
9th Aug 2026338 PMAQI
8 PM9th Aug 2026389 PMAQI
9th Aug 20264010 PMAQI
9th Aug 20265211 PMAQI
12 AM
4 AM
26°C21/31°C
Day time
Avg. Highest Time
11 AM
46AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
7 PM
33AQI
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. 46), while the lowest AQI was between 7 PM to 7 PM (Avg. 33).
Night time
Avg. Highest Time
12 AM - 3 AM
45AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
9 PM
37AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 45), while the lowest AQI was between 9 PM to 9 PM (Avg. 37).
2026 Days Vs Air Quality
Dingbian County No 4 Middle School, Dongta, Ningxia, China
2026
40%
88
52%
115
8%
17
0.4%
1
Total number of days with different AQI categories in last 221 days in 2026 (144 days remaining)
Good
88 DaysModerate
115 DaysPoor
17 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 40%
Health Risk Level:
Significant
In 2026, 40% of 221 days were within WHO’s safe air quality limits, and 60% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Dingbian County No 4 Middle School, Dongta, Ningxia, China
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
35AQI (US)
35AQI (US)
2nd January 2026
46AQI (US)
46AQI (US)
3rd January 2026
41AQI (US)
41AQI (US)
4th January 2026
40AQI (US)
40AQI (US)
5th January 2026
29AQI (US)
29AQI (US)
6th January 2026
22AQI (US)
22AQI (US)
7th January 2026
21AQI (US)
21AQI (US)
8th January 2026
19AQI (US)
19AQI (US)
9th January 2026
26AQI (US)
26AQI (US)
10th January 2026
22AQI (US)
22AQI (US)
11th January 2026
20AQI (US)
20AQI (US)
12th January 2026
46AQI (US)
46AQI (US)
13th January 2026
78AQI (US)
78AQI (US)
14th January 2026
85AQI (US)
85AQI (US)
15th January 2026
76AQI (US)
76AQI (US)
16th January 2026
73AQI (US)
73AQI (US)
17th January 2026
88AQI (US)
88AQI (US)
18th January 2026
68AQI (US)
68AQI (US)
19th January 2026
37AQI (US)
37AQI (US)
20th January 2026
47AQI (US)
47AQI (US)
21st January 2026
77AQI (US)
77AQI (US)
22nd January 2026
107AQI (US)
107AQI (US)
23rd January 2026
119AQI (US)
119AQI (US)
24th January 2026
85AQI (US)
85AQI (US)
25th January 2026
123AQI (US)
123AQI (US)
26th January 2026
101AQI (US)
101AQI (US)
27th January 2026
120AQI (US)
120AQI (US)
28th January 2026
115AQI (US)
115AQI (US)
29th January 2026
111AQI (US)
111AQI (US)
30th January 2026
100AQI (US)
100AQI (US)
31st January 2026
114AQI (US)
114AQI (US)
1st February 2026
107AQI (US)
107AQI (US)
2nd February 2026
72AQI (US)
72AQI (US)
3rd February 2026
86AQI (US)
86AQI (US)
4th February 2026
80AQI (US)
80AQI (US)
5th February 2026
88AQI (US)
88AQI (US)
6th February 2026
70AQI (US)
70AQI (US)
7th February 2026
43AQI (US)
43AQI (US)
8th February 2026
55AQI (US)
55AQI (US)
9th February 2026
67AQI (US)
67AQI (US)
10th February 2026
87AQI (US)
87AQI (US)
11th February 2026
94AQI (US)
94AQI (US)
12th February 2026
86AQI (US)
86AQI (US)
13th February 2026
96AQI (US)
96AQI (US)
14th February 2026
79AQI (US)
79AQI (US)
15th February 2026
42AQI (US)
42AQI (US)
16th February 2026
46AQI (US)
46AQI (US)
17th February 2026
95AQI (US)
95AQI (US)
18th February 2026
79AQI (US)
79AQI (US)
19th February 2026
59AQI (US)
59AQI (US)
20th February 2026
69AQI (US)
69AQI (US)
21st February 2026
108AQI (US)
108AQI (US)
22nd February 2026
145AQI (US)
145AQI (US)
23rd February 2026
159AQI (US)
159AQI (US)
24th February 2026
111AQI (US)
111AQI (US)
25th February 2026
98AQI (US)
98AQI (US)
26th February 2026
89AQI (US)
89AQI (US)
27th February 2026
101AQI (US)
101AQI (US)
28th February 2026
97AQI (US)
97AQI (US)
1st March 2026
68AQI (US)
68AQI (US)
2nd March 2026
32AQI (US)
32AQI (US)
3rd March 2026
68AQI (US)
68AQI (US)
4th March 2026
73AQI (US)
73AQI (US)
5th March 2026
68AQI (US)
68AQI (US)
6th March 2026
45AQI (US)
45AQI (US)
7th March 2026
77AQI (US)
77AQI (US)
8th March 2026
75AQI (US)
75AQI (US)
9th March 2026
58AQI (US)
58AQI (US)
10th March 2026
58AQI (US)
58AQI (US)
11th March 2026
46AQI (US)
46AQI (US)
12th March 2026
109AQI (US)
109AQI (US)
13th March 2026
137AQI (US)
137AQI (US)
14th March 2026
73AQI (US)
73AQI (US)
15th March 2026
83AQI (US)
83AQI (US)
16th March 2026
104AQI (US)
104AQI (US)
17th March 2026
71AQI (US)
71AQI (US)
18th March 2026
58AQI (US)
58AQI (US)
19th March 2026
68AQI (US)
68AQI (US)
20th March 2026
86AQI (US)
86AQI (US)
21st March 2026
95AQI (US)
95AQI (US)
22nd March 2026
91AQI (US)
91AQI (US)
23rd March 2026
84AQI (US)
84AQI (US)
24th March 2026
83AQI (US)
83AQI (US)
25th March 2026
89AQI (US)
89AQI (US)
26th March 2026
86AQI (US)
86AQI (US)
27th March 2026
74AQI (US)
74AQI (US)
28th March 2026
56AQI (US)
56AQI (US)
29th March 2026
62AQI (US)
62AQI (US)
30th March 2026
81AQI (US)
81AQI (US)
31st March 2026
64AQI (US)
64AQI (US)
1st April 2026
57AQI (US)
57AQI (US)
2nd April 2026
58AQI (US)
58AQI (US)
3rd April 2026
65AQI (US)
65AQI (US)
4th April 2026
78AQI (US)
78AQI (US)
5th April 2026
91AQI (US)
91AQI (US)
6th April 2026
64AQI (US)
64AQI (US)
7th April 2026
72AQI (US)
72AQI (US)
8th April 2026
64AQI (US)
64AQI (US)
9th April 2026
77AQI (US)
77AQI (US)
10th April 2026
59AQI (US)
59AQI (US)
11th April 2026
68AQI (US)
68AQI (US)
12th April 2026
62AQI (US)
62AQI (US)
13th April 2026
72AQI (US)
72AQI (US)
14th April 2026
74AQI (US)
74AQI (US)
15th April 2026
89AQI (US)
89AQI (US)
16th April 2026
62AQI (US)
62AQI (US)
17th April 2026
39AQI (US)
39AQI (US)
18th April 2026
51AQI (US)
51AQI (US)
19th April 2026
94AQI (US)
94AQI (US)
20th April 2026
82AQI (US)
82AQI (US)
21st April 2026
83AQI (US)
83AQI (US)
22nd April 2026
57AQI (US)
57AQI (US)
23rd April 2026
73AQI (US)
73AQI (US)
24th April 2026
77AQI (US)
77AQI (US)
25th April 2026
61AQI (US)
61AQI (US)
26th April 2026
51AQI (US)
51AQI (US)
27th April 2026
70AQI (US)
70AQI (US)
28th April 2026
51AQI (US)
51AQI (US)
29th April 2026
43AQI (US)
43AQI (US)
30th April 2026
60AQI (US)
60AQI (US)
1st May 2026
53AQI (US)
53AQI (US)
2nd May 2026
36AQI (US)
36AQI (US)
3rd May 2026
36AQI (US)
36AQI (US)
4th May 2026
41AQI (US)
41AQI (US)
5th May 2026
46AQI (US)
46AQI (US)
6th May 2026
60AQI (US)
60AQI (US)
7th May 2026
38AQI (US)
38AQI (US)
8th May 2026
34AQI (US)
34AQI (US)
9th May 2026
54AQI (US)
54AQI (US)
10th May 2026
70AQI (US)
70AQI (US)
11th May 2026
72AQI (US)
72AQI (US)
12th May 2026
76AQI (US)
76AQI (US)
13th May 2026
55AQI (US)
55AQI (US)
14th May 2026
60AQI (US)
60AQI (US)
15th May 2026
112AQI (US)
112AQI (US)
16th May 2026
71AQI (US)
71AQI (US)
17th May 2026
71AQI (US)
71AQI (US)
18th May 2026
69AQI (US)
69AQI (US)
19th May 2026
69AQI (US)
69AQI (US)
20th May 2026
78AQI (US)
78AQI (US)
21st May 2026
87AQI (US)
87AQI (US)
22nd May 2026
86AQI (US)
86AQI (US)
23rd May 2026
80AQI (US)
80AQI (US)
24th May 2026
74AQI (US)
74AQI (US)
25th May 2026
73AQI (US)
73AQI (US)
26th May 2026
54AQI (US)
54AQI (US)
27th May 2026
74AQI (US)
74AQI (US)
28th May 2026
42AQI (US)
42AQI (US)
29th May 2026
37AQI (US)
37AQI (US)
30th May 2026
36AQI (US)
36AQI (US)
31st May 2026
57AQI (US)
57AQI (US)
1st June 2026
62AQI (US)
62AQI (US)
2nd June 2026
60AQI (US)
60AQI (US)
3rd June 2026
54AQI (US)
54AQI (US)
4th June 2026
46AQI (US)
46AQI (US)
5th June 2026
44AQI (US)
44AQI (US)
6th June 2026
33AQI (US)
33AQI (US)
7th June 2026
27AQI (US)
27AQI (US)
8th June 2026
37AQI (US)
37AQI (US)
9th June 2026
20AQI (US)
20AQI (US)
10th June 2026
33AQI (US)
33AQI (US)
11th June 2026
39AQI (US)
39AQI (US)
12th June 2026
47AQI (US)
47AQI (US)
13th June 2026
40AQI (US)
40AQI (US)
14th June 2026
42AQI (US)
42AQI (US)
15th June 2026
45AQI (US)
45AQI (US)
16th June 2026
41AQI (US)
41AQI (US)
17th June 2026
49AQI (US)
49AQI (US)
18th June 2026
45AQI (US)
45AQI (US)
19th June 2026
27AQI (US)
27AQI (US)
20th June 2026
29AQI (US)
29AQI (US)
21st June 2026
37AQI (US)
37AQI (US)
22nd June 2026
33AQI (US)
33AQI (US)
23rd June 2026
37AQI (US)
37AQI (US)
24th June 2026
40AQI (US)
40AQI (US)
25th June 2026
50AQI (US)
50AQI (US)
26th June 2026
49AQI (US)
49AQI (US)
27th June 2026
56AQI (US)
56AQI (US)
28th June 2026
58AQI (US)
58AQI (US)
29th June 2026
49AQI (US)
49AQI (US)
30th June 2026
43AQI (US)
43AQI (US)
1st July 2026
23AQI (US)
23AQI (US)
2nd July 2026
47AQI (US)
47AQI (US)
3rd July 2026
25AQI (US)
25AQI (US)
4th July 2026
29AQI (US)
29AQI (US)
5th July 2026
38AQI (US)
38AQI (US)
6th July 2026
38AQI (US)
38AQI (US)
7th July 2026
34AQI (US)
34AQI (US)
8th July 2026
41AQI (US)
41AQI (US)
9th July 2026
61AQI (US)
61AQI (US)
10th July 2026
55AQI (US)
55AQI (US)
11th July 2026
38AQI (US)
38AQI (US)
12th July 2026
19AQI (US)
19AQI (US)
13th July 2026
36AQI (US)
36AQI (US)
14th July 2026
43AQI (US)
43AQI (US)
15th July 2026
48AQI (US)
48AQI (US)
16th July 2026
43AQI (US)
43AQI (US)
17th July 2026
36AQI (US)
36AQI (US)
18th July 2026
50AQI (US)
50AQI (US)
19th July 2026
42AQI (US)
42AQI (US)
20th July 2026
46AQI (US)
46AQI (US)
21st July 2026
54AQI (US)
54AQI (US)
22nd July 2026
40AQI (US)
40AQI (US)
23rd July 2026
41AQI (US)
41AQI (US)
24th July 2026
56AQI (US)
56AQI (US)
25th July 2026
63AQI (US)
63AQI (US)
26th July 2026
48AQI (US)
48AQI (US)
27th July 2026
17AQI (US)
17AQI (US)
28th July 2026
29AQI (US)
29AQI (US)
29th July 2026
21AQI (US)
21AQI (US)
30th July 2026
68AQI (US)
68AQI (US)
31st July 2026
94AQI (US)
94AQI (US)
1st August 2026
48AQI (US)
48AQI (US)
2nd August 2026
29AQI (US)
29AQI (US)
3rd August 2026
23AQI (US)
23AQI (US)
4th August 2026
22AQI (US)
22AQI (US)
5th August 2026
22AQI (US)
22AQI (US)
6th August 2026
32AQI (US)
32AQI (US)
7th August 2026
31AQI (US)
31AQI (US)
8th August 2026
31AQI (US)
31AQI (US)
9th August 2026
51AQI (US)
51AQI (US)
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
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
67AQI (US)
86AQI (US)
75AQI (US)
67AQI (US)
61AQI (US)
42AQI (US)
43AQI (US)
32AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202662AQI (US)
14
9
8
3
19
5
1
3
25
3
2
28
9
21
1
25
5
24
7
8
1
88
115
17
1
Highest AQI (US) recorded in
February86AQI (US)
Lowest AQI (US) recorded in
August32AQI (US)
202577AQI (US)
11
17
3
2
23
3
24
3
1
3
10
16
3
1
17
11
2
1
30
31
2
29
5
25
1
30
26
4
28
3
64
237
50
8
3
3
Highest AQI (US) recorded in
April119AQI (US)
Lowest AQI (US) recorded in
December39AQI (US)
202484AQI (US)
1
13
14
3
8
14
7
20
7
3
1
21
5
3
1
22
9
28
1
1
4
23
2
2
3
26
1
8
21
1
6
25
8
20
2
20
11
30
247
66
20
2
Highest AQI (US) recorded in
February123AQI (US)
Lowest AQI (US) recorded in
October61AQI (US)
202394AQI (US)
7
10
10
1
11
11
1
2
1
3
1
2
2
6
3
15
3
23
3
15
1
1
10
5
1
16
10
5
10
108
40
18
2
1
Highest AQI (US) recorded in
March163AQI (US)
Lowest AQI (US) recorded in
September47AQI (US)
202296AQI (US)
9
9
12
1
11
9
1
7
19
4
1
9
6
1
2
2
22
5
2
3
25
2
8
15
1
1
3
22
2
2
22
7
18
11
1
10
13
8
19
171
83
30
3
Highest AQI (US) recorded in
January128AQI (US)
Lowest AQI (US) recorded in
August51AQI (US)
202199AQI (US)
16
8
2
2
3
14
10
1
18
3
1
3
5
1
20
5
3
1
2
16
6
2
1
1
14
3
2
7
19
2
28
10
20
5
25
1
21
9
1
22
7
1
28
233
52
12
6
10
Highest AQI (US) recorded in
March205AQI (US)
Lowest AQI (US) recorded in
September56AQI (US)
202079AQI (US)
8
4
1
17
4
1
10
5
1
1
1
25
3
1
11
19
1
19
11
1
10
20
6
22
2
1
11
17
2
1
10
15
4
49
153
52
8
2
1
Highest AQI (US) recorded in
December114AQI (US)
Lowest AQI (US) recorded in
August50AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2021(Avg.)
99AQI (US)Least Polluted Year Recorded
2026(Avg.)
62AQI (US)Dingbian County No 4 Middle School's annual 2026 AQI (US) (62) shows an average percentage change of -29.003% (improved AQI (US)) compared to previous years: 2020 (79), 2021 (99), 2022 (96), 2023 (94), 2024 (84), 2025 (77).
