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HistoryAQIPM2.5PM10COSO2NO2O3

Industrial Park, Basuo, Hainan, 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+

October Air Quality Analysis

Industrial Park, Basuo, Hainan, China

2021
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
4th Oct 2024
85AQI
Lowest AQI recorded on
19th Oct 2021
13AQI

Same Day Analysis (10th October ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 67 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 10th Oct - 11th Oct 2025

Industrial Park, Basuo, Hainan, China

AQI
Day
Night
.

6 AM10th Oct 2025

6 PM

5 AM11th Oct 2025

Day time
Avg. Highest Time
8AM10th Oct

82AQI

Avg. Lowest Time
6PM10th Oct

52AQI

Night time
Avg. Highest Time
3AM11th Oct

61AQI

Avg. Lowest Time
7PM10th Oct

53AQI

In the last 24 hours,

Industrial Park's AQI reached its highest point of 82 at 8 AM during the Day, while the lowest point, 52, was recorded at 6 PM during the Day between 10th Oct and 11th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Industrial Park, Basuo, Hainan, China

SepOct
11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th
Day
Night
11th Sep 2025346 AMAQI
11th Sep 2025347 AMAQI
11th Sep 2025168 AMAQI
11th Sep 2025239 AMAQI
11th Sep 20252410 AMAQI
11th Sep 20253111 AMAQI
11th Sep 20252812 PMAQI
11th Sep 2025251 PMAQI
11th Sep 2025272 PMAQI
11th Sep 2025263 PMAQI
11th Sep 2025284 PMAQI
11th Sep 2025365 PMAQI
11th Sep 2025266 PMAQI
11th Sep 2025327 PMAQI
11th Sep 2025308 PMAQI
11th Sep 2025369 PMAQI
11th Sep 20253510 PMAQI
11th Sep 20253411 PMAQI
12th Sep 20252912 AMAQI
12th Sep 2025361 AMAQI
12th Sep 2025372 AMAQI
12th Sep 2025363 AMAQI
12th Sep 2025344 AMAQI
12th Sep 2025345 AMAQI

28°C26/31°C

12th Sep 2025366 AMAQI
12th Sep 2025357 AMAQI
12th Sep 2025248 AMAQI
12th Sep 2025219 AMAQI
12th Sep 20252210 AMAQI
12th Sep 20252411 AMAQI
12th Sep 20252112 PMAQI
12th Sep 2025221 PMAQI
12th Sep 2025222 PMAQI
12th Sep 2025263 PMAQI
12th Sep 2025194 PMAQI
12th Sep 2025255 PMAQI
12th Sep 2025316 PMAQI
12th Sep 2025287 PMAQI
12th Sep 2025288 PMAQI
12th Sep 2025329 PMAQI
12th Sep 20253210 PMAQI
12th Sep 20253211 PMAQI
13th Sep 20253512 AMAQI
13th Sep 2025361 AMAQI
13th Sep 2025362 AMAQI
13th Sep 2025333 AMAQI
13th Sep 2025354 AMAQI
13th Sep 2025335 AMAQI

28°C26/31°C

13th Sep 2025336 AMAQI
13th Sep 2025347 AMAQI
13th Sep 2025208 AMAQI
13th Sep 2025189 AMAQI
13th Sep 20251610 AMAQI
13th Sep 20251611 AMAQI
13th Sep 20252312 PMAQI
13th Sep 2025181 PMAQI
13th Sep 2025232 PMAQI
13th Sep 2025233 PMAQI
13th Sep 2025194 PMAQI
13th Sep 2025205 PMAQI
13th Sep 2025226 PMAQI
13th Sep 2025207 PMAQI
13th Sep 2025268 PMAQI
13th Sep 2025319 PMAQI
13th Sep 20252810 PMAQI
13th Sep 20252811 PMAQI
14th Sep 20252612 AMAQI
14th Sep 2025321 AMAQI
14th Sep 2025352 AMAQI
14th Sep 2025333 AMAQI
14th Sep 2025324 AMAQI
14th Sep 2025335 AMAQI

28°C26/30°C

14th Sep 2025336 AMAQI
14th Sep 2025337 AMAQI
14th Sep 2025228 AMAQI
14th Sep 2025209 AMAQI
14th Sep 20252010 AMAQI
14th Sep 20251811 AMAQI
14th Sep 20251412 PMAQI
14th Sep 2025191 PMAQI
14th Sep 2025182 PMAQI
14th Sep 2025193 PMAQI
14th Sep 2025164 PMAQI
14th Sep 2025185 PMAQI
14th Sep 2025186 PMAQI
14th Sep 2025247 PMAQI
14th Sep 2025268 PMAQI
14th Sep 2025289 PMAQI
14th Sep 20252810 PMAQI
14th Sep 20253011 PMAQI
15th Sep 20253812 AMAQI
15th Sep 2025321 AMAQI
15th Sep 2025322 AMAQI
15th Sep 2025323 AMAQI
15th Sep 2025324 AMAQI
15th Sep 2025305 AMAQI

28°C26/30°C

15th Sep 2025326 AMAQI
15th Sep 2025317 AMAQI
15th Sep 2025248 AMAQI
15th Sep 2025249 AMAQI
15th Sep 20251910 AMAQI
15th Sep 20252711 AMAQI
15th Sep 20251612 PMAQI
15th Sep 2025181 PMAQI
15th Sep 2025162 PMAQI
15th Sep 2025153 PMAQI
15th Sep 2025164 PMAQI
15th Sep 2025145 PMAQI
15th Sep 2025206 PMAQI
15th Sep 2025187 PMAQI
15th Sep 2025268 PMAQI
15th Sep 2025299 PMAQI
15th Sep 20252910 PMAQI
15th Sep 20252911 PMAQI
16th Sep 20252412 AMAQI
16th Sep 2025301 AMAQI
16th Sep 2025352 AMAQI
16th Sep 2025323 AMAQI
16th Sep 2025304 AMAQI
16th Sep 2025305 AMAQI

28°C26/30°C

16th Sep 2025326 AMAQI
16th Sep 2025317 AMAQI
16th Sep 2025248 AMAQI
16th Sep 2025209 AMAQI
16th Sep 20252610 AMAQI
16th Sep 20253011 AMAQI
16th Sep 20252312 PMAQI
16th Sep 2025241 PMAQI
16th Sep 2025182 PMAQI
16th Sep 2025163 PMAQI
16th Sep 2025154 PMAQI
16th Sep 2025205 PMAQI
16th Sep 2025196 PMAQI
16th Sep 2025207 PMAQI
16th Sep 2025258 PMAQI
16th Sep 2025269 PMAQI
16th Sep 20253310 PMAQI
16th Sep 20252511 PMAQI
17th Sep 20252712 AMAQI
17th Sep 2025311 AMAQI
17th Sep 2025312 AMAQI
17th Sep 2025303 AMAQI
17th Sep 2025284 AMAQI
17th Sep 2025285 AMAQI

27°C25/30°C

17th Sep 2025286 AMAQI
17th Sep 2025287 AMAQI
17th Sep 2025248 AMAQI
17th Sep 2025439 AMAQI
17th Sep 20254210 AMAQI
17th Sep 20254211 AMAQI
17th Sep 20252312 PMAQI
17th Sep 2025201 PMAQI
17th Sep 2025172 PMAQI
17th Sep 2025163 PMAQI
17th Sep 2025164 PMAQI
17th Sep 2025185 PMAQI
17th Sep 2025216 PMAQI
17th Sep 2025267 PMAQI
17th Sep 2025328 PMAQI
17th Sep 2025529 PMAQI
17th Sep 20255110 PMAQI
17th Sep 20255011 PMAQI
18th Sep 20254112 AMAQI
18th Sep 2025311 AMAQI
18th Sep 2025302 AMAQI
18th Sep 2025293 AMAQI
18th Sep 2025274 AMAQI
18th Sep 2025275 AMAQI

27°C25/30°C

18th Sep 2025276 AMAQI
18th Sep 2025327 AMAQI
18th Sep 2025338 AMAQI
18th Sep 2025419 AMAQI
18th Sep 20252510 AMAQI
18th Sep 20253011 AMAQI
18th Sep 20253012 PMAQI
18th Sep 2025291 PMAQI
18th Sep 2025292 PMAQI
18th Sep 2025283 PMAQI
18th Sep 2025364 PMAQI
18th Sep 2025325 PMAQI
18th Sep 2025296 PMAQI
18th Sep 2025287 PMAQI
18th Sep 2025268 PMAQI
18th Sep 2025239 PMAQI
18th Sep 20252210 PMAQI
18th Sep 20252311 PMAQI
19th Sep 20252112 AMAQI
19th Sep 2025221 AMAQI
19th Sep 2025302 AMAQI
19th Sep 2025303 AMAQI
19th Sep 2025324 AMAQI
19th Sep 2025325 AMAQI

28°C26/30°C

19th Sep 2025316 AMAQI
19th Sep 2025317 AMAQI
19th Sep 2025198 AMAQI
19th Sep 2025159 AMAQI
19th Sep 20251710 AMAQI
19th Sep 20251711 AMAQI
19th Sep 20252812 PMAQI
19th Sep 2025221 PMAQI
19th Sep 2025232 PMAQI
19th Sep 2025213 PMAQI
19th Sep 2025174 PMAQI
19th Sep 2025185 PMAQI
19th Sep 2025226 PMAQI
19th Sep 2025217 PMAQI
19th Sep 2025248 PMAQI
19th Sep 2025249 PMAQI
19th Sep 20252810 PMAQI
19th Sep 20253711 PMAQI
20th Sep 20253412 AMAQI
20th Sep 2025281 AMAQI
20th Sep 2025312 AMAQI
20th Sep 2025293 AMAQI
20th Sep 2025284 AMAQI
20th Sep 2025285 AMAQI

28°C26/30°C

20th Sep 2025286 AMAQI
20th Sep 2025287 AMAQI
20th Sep 2025208 AMAQI
20th Sep 2025249 AMAQI
20th Sep 20252610 AMAQI
20th Sep 20252611 AMAQI
20th Sep 20252512 PMAQI
20th Sep 2025241 PMAQI
20th Sep 2025242 PMAQI
20th Sep 2025213 PMAQI
20th Sep 2025184 PMAQI
20th Sep 2025225 PMAQI
20th Sep 2025276 PMAQI
20th Sep 2025337 PMAQI
20th Sep 2025338 PMAQI
20th Sep 2025449 PMAQI
20th Sep 20254510 PMAQI
20th Sep 20254411 PMAQI
21st Sep 20253612 AMAQI
21st Sep 2025321 AMAQI
21st Sep 2025322 AMAQI
21st Sep 2025333 AMAQI
21st Sep 2025354 AMAQI
21st Sep 2025315 AMAQI

28°C27/30°C

21st Sep 2025286 AMAQI
21st Sep 2025287 AMAQI
21st Sep 2025268 AMAQI
21st Sep 2025339 AMAQI
21st Sep 20253110 AMAQI
21st Sep 20253511 AMAQI
21st Sep 20252812 PMAQI
21st Sep 2025221 PMAQI
21st Sep 2025182 PMAQI
21st Sep 2025263 PMAQI
21st Sep 2025234 PMAQI
21st Sep 2025195 PMAQI
21st Sep 2025186 PMAQI
21st Sep 2025357 PMAQI
21st Sep 2025348 PMAQI
21st Sep 2025339 PMAQI
21st Sep 20253110 PMAQI
21st Sep 20253111 PMAQI
22nd Sep 20252912 AMAQI
22nd Sep 2025301 AMAQI
22nd Sep 2025312 AMAQI
22nd Sep 2025323 AMAQI
22nd Sep 2025314 AMAQI
22nd Sep 2025315 AMAQI

28°C26/31°C

22nd Sep 2025316 AMAQI
22nd Sep 2025347 AMAQI
22nd Sep 2025348 AMAQI
22nd Sep 2025339 AMAQI
22nd Sep 20253610 AMAQI
22nd Sep 20252611 AMAQI
22nd Sep 20252412 PMAQI
22nd Sep 2025261 PMAQI
22nd Sep 2025202 PMAQI
22nd Sep 2025213 PMAQI
22nd Sep 2025204 PMAQI
22nd Sep 2025225 PMAQI
22nd Sep 2025276 PMAQI
22nd Sep 2025307 PMAQI
22nd Sep 2025348 PMAQI
22nd Sep 2025469 PMAQI
22nd Sep 20253910 PMAQI
22nd Sep 20253511 PMAQI
23rd Sep 20253612 AMAQI
23rd Sep 2025321 AMAQI
23rd Sep 2025322 AMAQI
23rd Sep 2025323 AMAQI
23rd Sep 2025304 AMAQI
23rd Sep 2025315 AMAQI

28°C26/30°C

23rd Sep 2025306 AMAQI
23rd Sep 2025307 AMAQI
23rd Sep 2025288 AMAQI
23rd Sep 2025369 AMAQI
23rd Sep 20254310 AMAQI
23rd Sep 20253011 AMAQI
23rd Sep 20252012 PMAQI
23rd Sep 2025161 PMAQI
23rd Sep 2025162 PMAQI
23rd Sep 2025183 PMAQI
23rd Sep 2025224 PMAQI
23rd Sep 2025425 PMAQI
23rd Sep 2025386 PMAQI
23rd Sep 2025407 PMAQI
23rd Sep 2025368 PMAQI
23rd Sep 2025349 PMAQI
23rd Sep 20253610 PMAQI
23rd Sep 20254711 PMAQI
24th Sep 20255012 AMAQI
24th Sep 2025351 AMAQI
24th Sep 2025322 AMAQI
24th Sep 2025323 AMAQI
24th Sep 2025304 AMAQI
24th Sep 2025315 AMAQI

28°C26/30°C

24th Sep 2025306 AMAQI
24th Sep 2025307 AMAQI
24th Sep 2025328 AMAQI
24th Sep 2025309 AMAQI
24th Sep 20253610 AMAQI
24th Sep 20253711 AMAQI
24th Sep 20253012 PMAQI
24th Sep 2025301 PMAQI
24th Sep 2025292 PMAQI
24th Sep 2025303 PMAQI
24th Sep 2025254 PMAQI
24th Sep 2025235 PMAQI
24th Sep 2025286 PMAQI
24th Sep 2025297 PMAQI
24th Sep 2025358 PMAQI
24th Sep 2025359 PMAQI
24th Sep 20253410 PMAQI
24th Sep 20253711 PMAQI
25th Sep 20253512 AMAQI
25th Sep 2025331 AMAQI
25th Sep 2025342 AMAQI
25th Sep 2025353 AMAQI
25th Sep 2025324 AMAQI
25th Sep 2025335 AMAQI

28°C27/30°C

25th Sep 2025346 AMAQI
25th Sep 2025337 AMAQI
25th Sep 2025258 AMAQI
25th Sep 2025259 AMAQI
25th Sep 20252210 AMAQI
25th Sep 20252611 AMAQI
25th Sep 20252912 PMAQI
25th Sep 2025221 PMAQI
25th Sep 2025192 PMAQI
25th Sep 2025193 PMAQI
25th Sep 2025194 PMAQI
25th Sep 2025195 PMAQI
25th Sep 2025396 PMAQI
25th Sep 2025457 PMAQI
25th Sep 2025398 PMAQI
25th Sep 2025499 PMAQI
25th Sep 20255010 PMAQI
25th Sep 20255511 PMAQI
26th Sep 20255312 AMAQI
26th Sep 2025451 AMAQI
26th Sep 2025392 AMAQI
26th Sep 2025293 AMAQI
26th Sep 2025424 AMAQI
26th Sep 2025395 AMAQI

27°C27/29°C

26th Sep 2025296 AMAQI
26th Sep 2025247 AMAQI
26th Sep 2025288 AMAQI
26th Sep 2025479 AMAQI
26th Sep 20254010 AMAQI
26th Sep 20253311 AMAQI
26th Sep 20253312 PMAQI
26th Sep 2025331 PMAQI
26th Sep 2025322 PMAQI
26th Sep 2025333 PMAQI
26th Sep 2025334 PMAQI
26th Sep 2025335 PMAQI
26th Sep 2025286 PMAQI
26th Sep 2025257 PMAQI
26th Sep 2025248 PMAQI
26th Sep 2025199 PMAQI
26th Sep 20251910 PMAQI
26th Sep 20251711 PMAQI
27th Sep 20251412 AMAQI
27th Sep 2025121 AMAQI
27th Sep 2025122 AMAQI
27th Sep 2025113 AMAQI
27th Sep 2025114 AMAQI
27th Sep 2025125 AMAQI

28°C26/30°C

27th Sep 2025126 AMAQI
27th Sep 2025127 AMAQI
27th Sep 2025118 AMAQI
27th Sep 2025139 AMAQI
27th Sep 20251210 AMAQI
27th Sep 20253311 AMAQI
27th Sep 20253912 PMAQI
27th Sep 2025391 PMAQI
27th Sep 2025342 PMAQI
27th Sep 2025313 PMAQI
27th Sep 2025334 PMAQI
27th Sep 2025335 PMAQI
27th Sep 2025336 PMAQI
27th Sep 2025337 PMAQI
27th Sep 2025338 PMAQI
27th Sep 2025339 PMAQI
27th Sep 20253310 PMAQI
27th Sep 20253311 PMAQI
28th Sep 20253312 AMAQI
28th Sep 2025331 AMAQI
28th Sep 2025142 AMAQI
28th Sep 202583 AMAQI
28th Sep 2025114 AMAQI
28th Sep 2025115 AMAQI

28°C26/31°C

28th Sep 2025116 AMAQI
28th Sep 2025127 AMAQI
28th Sep 2025138 AMAQI
28th Sep 2025119 AMAQI
28th Sep 20251110 AMAQI
28th Sep 20251211 AMAQI
28th Sep 20251712 PMAQI
28th Sep 2025171 PMAQI
28th Sep 2025152 PMAQI
28th Sep 2025113 PMAQI
28th Sep 2025114 PMAQI
28th Sep 2025115 PMAQI
28th Sep 2025106 PMAQI
28th Sep 2025117 PMAQI
28th Sep 202598 PMAQI
28th Sep 2025119 PMAQI
28th Sep 2025810 PMAQI
28th Sep 2025611 PMAQI
29th Sep 2025812 AMAQI
29th Sep 2025301 AMAQI
29th Sep 2025562 AMAQI
29th Sep 2025563 AMAQI
29th Sep 2025554 AMAQI
29th Sep 2025555 AMAQI

27°C26/28°C

29th Sep 2025556 AMAQI
29th Sep 2025557 AMAQI
29th Sep 2025558 AMAQI
29th Sep 2025559 AMAQI
29th Sep 20255510 AMAQI
29th Sep 20255511 AMAQI
29th Sep 20255512 PMAQI
29th Sep 2025551 PMAQI
29th Sep 2025552 PMAQI
29th Sep 2025553 PMAQI
29th Sep 2025554 PMAQI
29th Sep 2025555 PMAQI
29th Sep 2025536 PMAQI
29th Sep 2025537 PMAQI
29th Sep 2025518 PMAQI
29th Sep 2025509 PMAQI
29th Sep 20255210 PMAQI
29th Sep 20254811 PMAQI
30th Sep 20255012 AMAQI
30th Sep 2025481 AMAQI
30th Sep 2025422 AMAQI
30th Sep 2025403 AMAQI
30th Sep 2025454 AMAQI
30th Sep 2025405 AMAQI

28°C27/29°C

30th Sep 2025336 AMAQI
30th Sep 2025437 AMAQI
30th Sep 2025398 AMAQI
30th Sep 2025329 AMAQI
30th Sep 20254110 AMAQI
30th Sep 20253911 AMAQI
30th Sep 20253812 PMAQI
30th Sep 2025411 PMAQI
30th Sep 2025462 PMAQI
30th Sep 2025383 PMAQI
30th Sep 2025394 PMAQI
30th Sep 2025355 PMAQI
30th Sep 2025356 PMAQI
30th Sep 2025427 PMAQI
30th Sep 2025448 PMAQI
30th Sep 2025499 PMAQI
30th Sep 20255210 PMAQI
30th Sep 20255811 PMAQI
1st Oct 20255512 AMAQI
1st Oct 2025551 AMAQI
1st Oct 2025562 AMAQI
1st Oct 2025543 AMAQI
1st Oct 2025564 AMAQI
1st Oct 2025495 AMAQI

28°C26/31°C

1st Oct 2025506 AMAQI
1st Oct 2025477 AMAQI
1st Oct 2025548 AMAQI
1st Oct 2025549 AMAQI
1st Oct 20254210 AMAQI
1st Oct 20254011 AMAQI
1st Oct 20254412 PMAQI
1st Oct 2025441 PMAQI
1st Oct 2025442 PMAQI
1st Oct 2025443 PMAQI
1st Oct 2025444 PMAQI
1st Oct 2025275 PMAQI
1st Oct 2025256 PMAQI
1st Oct 2025287 PMAQI
1st Oct 2025288 PMAQI
1st Oct 2025319 PMAQI
1st Oct 20253710 PMAQI
1st Oct 20254111 PMAQI
2nd Oct 20254612 AMAQI
2nd Oct 2025431 AMAQI
2nd Oct 2025512 AMAQI
2nd Oct 2025503 AMAQI
2nd Oct 2025534 AMAQI
2nd Oct 2025525 AMAQI

27°C26/29°C

2nd Oct 2025536 AMAQI
2nd Oct 2025537 AMAQI
2nd Oct 2025558 AMAQI
2nd Oct 2025519 AMAQI
2nd Oct 20254110 AMAQI
2nd Oct 20254211 AMAQI
2nd Oct 20254312 PMAQI
2nd Oct 2025401 PMAQI
2nd Oct 2025392 PMAQI
2nd Oct 2025373 PMAQI
2nd Oct 2025364 PMAQI
2nd Oct 2025375 PMAQI
2nd Oct 2025366 PMAQI
2nd Oct 2025367 PMAQI
2nd Oct 2025348 PMAQI
2nd Oct 2025389 PMAQI
2nd Oct 20254210 PMAQI
2nd Oct 20255211 PMAQI
3rd Oct 20255112 AMAQI
3rd Oct 2025541 AMAQI
3rd Oct 2025522 AMAQI
3rd Oct 2025543 AMAQI
3rd Oct 2025534 AMAQI
3rd Oct 2025505 AMAQI

27°C25/29°C

3rd Oct 2025516 AMAQI
3rd Oct 2025477 AMAQI
3rd Oct 2025538 AMAQI
3rd Oct 2025549 AMAQI
3rd Oct 20255610 AMAQI
3rd Oct 20254911 AMAQI
3rd Oct 20253712 PMAQI
3rd Oct 2025341 PMAQI
3rd Oct 2025342 PMAQI
3rd Oct 2025363 PMAQI
3rd Oct 2025224 PMAQI
3rd Oct 2025325 PMAQI
3rd Oct 2025336 PMAQI
3rd Oct 2025327 PMAQI
3rd Oct 2025498 PMAQI
3rd Oct 2025499 PMAQI
3rd Oct 20255010 PMAQI
3rd Oct 20255111 PMAQI
4th Oct 20254912 AMAQI
4th Oct 2025501 AMAQI
4th Oct 2025472 AMAQI
4th Oct 2025513 AMAQI
4th Oct 2025544 AMAQI
4th Oct 2025525 AMAQI

28°C26/30°C

4th Oct 2025546 AMAQI
4th Oct 2025517 AMAQI
4th Oct 2025518 AMAQI
4th Oct 2025539 AMAQI
4th Oct 20255010 AMAQI
4th Oct 20254411 AMAQI
4th Oct 20254412 PMAQI
4th Oct 2025451 PMAQI
4th Oct 2025222 PMAQI
4th Oct 2025313 PMAQI
4th Oct 2025514 PMAQI
4th Oct 2025525 PMAQI
4th Oct 2025516 PMAQI
4th Oct 2025537 PMAQI
4th Oct 2025548 PMAQI
4th Oct 2025549 PMAQI
4th Oct 20254910 PMAQI
4th Oct 20255311 PMAQI
5th Oct 20256712 AMAQI
5th Oct 2025621 AMAQI
5th Oct 2025492 AMAQI
5th Oct 2025553 AMAQI
5th Oct 2025494 AMAQI
5th Oct 2025455 AMAQI

27°C26/29°C

5th Oct 2025496 AMAQI
5th Oct 2025397 AMAQI
5th Oct 2025418 AMAQI
5th Oct 2025469 AMAQI
5th Oct 20255210 AMAQI
5th Oct 20255211 AMAQI
5th Oct 20255312 PMAQI
5th Oct 2025491 PMAQI
5th Oct 2025522 PMAQI
5th Oct 2025403 PMAQI
5th Oct 2025394 PMAQI
5th Oct 2025525 PMAQI
5th Oct 2025526 PMAQI
5th Oct 2025507 PMAQI
5th Oct 2025438 PMAQI
5th Oct 2025469 PMAQI
5th Oct 20254910 PMAQI
5th Oct 20254511 PMAQI
6th Oct 20253912 AMAQI
6th Oct 2025421 AMAQI
6th Oct 2025402 AMAQI
6th Oct 2025443 AMAQI
6th Oct 2025494 AMAQI
6th Oct 2025465 AMAQI

27°C26/27°C

6th Oct 2025496 AMAQI
6th Oct 2025457 AMAQI
6th Oct 2025478 AMAQI
6th Oct 2025429 AMAQI
6th Oct 20254410 AMAQI
6th Oct 20254911 AMAQI
6th Oct 20254912 PMAQI
6th Oct 2025441 PMAQI
6th Oct 2025482 PMAQI
6th Oct 2025523 PMAQI
6th Oct 2025464 PMAQI
6th Oct 2025445 PMAQI
6th Oct 2025456 PMAQI
6th Oct 2025427 PMAQI
6th Oct 2025658 PMAQI
6th Oct 2025629 PMAQI
6th Oct 20255910 PMAQI
6th Oct 20256011 PMAQI
7th Oct 20256012 AMAQI
7th Oct 2025581 AMAQI

26°C24/28°C

7th Oct 2025487 PMAQI
7th Oct 2025348 PMAQI
7th Oct 2025589 PMAQI
7th Oct 20256310 PMAQI
7th Oct 20256611 PMAQI
8th Oct 20256812 AMAQI
8th Oct 2025701 AMAQI
8th Oct 2025682 AMAQI
8th Oct 2025703 AMAQI
8th Oct 2025734 AMAQI
8th Oct 2025695 AMAQI

28°C26/30°C

8th Oct 2025676 AMAQI
8th Oct 2025697 AMAQI
8th Oct 2025648 AMAQI
8th Oct 2025649 AMAQI
8th Oct 20255010 AMAQI
8th Oct 20255311 AMAQI
8th Oct 20255012 PMAQI
8th Oct 2025511 PMAQI
8th Oct 2025402 PMAQI
8th Oct 2025463 PMAQI
8th Oct 2025474 PMAQI
8th Oct 2025465 PMAQI
8th Oct 2025436 PMAQI
8th Oct 2025457 PMAQI
8th Oct 2025458 PMAQI
8th Oct 2025579 PMAQI
8th Oct 20255710 PMAQI
8th Oct 20255711 PMAQI
9th Oct 20256012 AMAQI
9th Oct 2025601 AMAQI
9th Oct 2025572 AMAQI
9th Oct 2025573 AMAQI
9th Oct 2025584 AMAQI
9th Oct 2025555 AMAQI

27°C26/30°C

9th Oct 2025556 AMAQI
9th Oct 2025577 AMAQI
9th Oct 2025568 AMAQI
9th Oct 2025569 AMAQI
9th Oct 20255510 AMAQI
9th Oct 20255511 AMAQI
9th Oct 20255512 PMAQI
9th Oct 2025511 PMAQI
9th Oct 2025472 PMAQI
9th Oct 2025513 PMAQI
9th Oct 2025514 PMAQI
9th Oct 2025625 PMAQI
9th Oct 2025646 PMAQI
9th Oct 2025627 PMAQI
9th Oct 2025648 PMAQI
9th Oct 2025649 PMAQI
9th Oct 20256810 PMAQI
9th Oct 20256611 PMAQI
10th Oct 20256612 AMAQI
10th Oct 2025651 AMAQI
10th Oct 2025662 AMAQI
10th Oct 2025653 AMAQI
10th Oct 2025664 AMAQI
10th Oct 2025675 AMAQI

27°C25/29°C

10th Oct 2025706 AMAQI
10th Oct 2025807 AMAQI
10th Oct 2025828 AMAQI
10th Oct 2025809 AMAQI
10th Oct 20257410 AMAQI
10th Oct 20257411 AMAQI
10th Oct 20257412 PMAQI
10th Oct 2025711 PMAQI
10th Oct 2025642 PMAQI
10th Oct 2025603 PMAQI
10th Oct 2025554 PMAQI
10th Oct 2025535 PMAQI
10th Oct 2025526 PMAQI
10th Oct 2025537 PMAQI
10th Oct 2025548 PMAQI
10th Oct 2025589 PMAQI
10th Oct 20255810 PMAQI
10th Oct 20255611 PMAQI
11th Oct 20255812 AMAQI
11th Oct 2025601 AMAQI
11th Oct 2025602 AMAQI
11th Oct 2025613 AMAQI
11th Oct 2025574 AMAQI
11th Oct 2025595 AMAQI

27°C25/29°C

11th Oct 2025606 AMAQI
6 AM
11th Oct 2025617 AMAQI
11th Oct 2025638 AMAQI
11th Oct 2025649 AMAQI
11th Oct 20256810 AMAQI
11th Oct 20256911 AMAQI
11th Oct 20256612 PMAQI
12 PM
11th Oct 2025671 PMAQI
11th Oct 2025662 PMAQI
11th Oct 2025653 PMAQI
11th Oct 2025634 PMAQI
11th Oct 2025625 PMAQI
11th Oct 2025596 PMAQI
6 PM
11th Oct 2025587 PMAQI
11th Oct 2025598 PMAQI
11th Oct 2025609 PMAQI
11th Oct 20256510 PMAQI
11th Oct 20257111 PMAQI
12 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
6 AM - 7 AM

39AQI

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

31AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 39), while the lowest AQI was between 4 PM to 4 PM (Avg. 31).
Night time
Avg. Highest Time
9 PM - 11 PM

41AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
7 PM

35AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 41), while the lowest AQI was between 7 PM to 7 PM (Avg. 35).

2025 Days Vs Air Quality

Industrial Park, Basuo, Hainan, China

2025

50%

141

49%

138

1%

4

Total number of days with different AQI categories in last 284 days in 2025 (81 days remaining)

Good
141 Days
Moderate
138 Days
Poor
4 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 50%

Health Risk Level:

Considerable

In 2025, 50% of 284 days were within WHO’s safe air quality limits, and 50% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.

Annual Air Quality Insights

Industrial Park, Basuo, Hainan, China

AQI levels in 2025

AQI
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 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
90AQI
2nd January 2025
64AQI
3rd January 2025
80AQI
4th January 2025
88AQI
5th January 2025
104AQI
6th January 2025
91AQI
7th January 2025
85AQI
8th January 2025
84AQI
9th January 2025
96AQI
10th January 2025
91AQI
11th January 2025
86AQI
12th January 2025
87AQI
13th January 2025
74AQI
14th January 2025
75AQI
15th January 2025
89AQI
16th January 2025
91AQI
17th January 2025
99AQI
18th January 2025
88AQI
19th January 2025
102AQI
20th January 2025
102AQI
21st January 2025
88AQI
22nd January 2025
102AQI
23rd January 2025
89AQI
24th January 2025
66AQI
25th January 2025
69AQI
26th January 2025
50AQI
27th January 2025
64AQI
28th January 2025
67AQI
29th January 2025
68AQI
30th January 2025
65AQI
31st January 2025
54AQI
1st February 2025
46AQI
2nd February 2025
58AQI
3rd February 2025
60AQI
4th February 2025
51AQI
5th February 2025
47AQI
6th February 2025
61AQI
7th February 2025
58AQI
8th February 2025
54AQI
9th February 2025
64AQI
10th February 2025
58AQI
11th February 2025
57AQI
12th February 2025
58AQI
13th February 2025
60AQI
14th February 2025
50AQI
15th February 2025
71AQI
16th February 2025
58AQI
17th February 2025
79AQI
18th February 2025
63AQI
19th February 2025
91AQI
20th February 2025
71AQI
21st February 2025
65AQI
22nd February 2025
48AQI
23rd February 2025
43AQI
24th February 2025
36AQI
25th February 2025
35AQI
26th February 2025
48AQI
27th February 2025
58AQI
28th February 2025
52AQI
1st March 2025
58AQI
2nd March 2025
50AQI
3rd March 2025
58AQI
4th March 2025
53AQI
5th March 2025
70AQI
6th March 2025
36AQI
7th March 2025
46AQI
8th March 2025
31AQI
9th March 2025
56AQI
10th March 2025
61AQI
11th March 2025
59AQI
12th March 2025
48AQI
13th March 2025
46AQI
14th March 2025
40AQI
15th March 2025
48AQI
16th March 2025
50AQI
17th March 2025
67AQI
18th March 2025
60AQI
19th March 2025
71AQI
20th March 2025
69AQI
21st March 2025
84AQI
22nd March 2025
73AQI
23rd March 2025
71AQI
24th March 2025
68AQI
25th March 2025
61AQI
26th March 2025
56AQI
27th March 2025
57AQI
28th March 2025
60AQI
29th March 2025
55AQI
30th March 2025
52AQI
31st March 2025
51AQI
1st April 2025
53AQI
2nd April 2025
57AQI
3rd April 2025
56AQI
4th April 2025
56AQI
5th April 2025
57AQI
6th April 2025
55AQI
7th April 2025
57AQI
8th April 2025
54AQI
9th April 2025
58AQI
10th April 2025
57AQI
11th April 2025
58AQI
12th April 2025
56AQI
13th April 2025
68AQI
14th April 2025
70AQI
15th April 2025
70AQI
16th April 2025
69AQI
17th April 2025
67AQI
18th April 2025
59AQI
19th April 2025
56AQI
20th April 2025
56AQI
21st April 2025
56AQI
22nd April 2025
56AQI
23rd April 2025
55AQI
24th April 2025
57AQI
25th April 2025
55AQI
26th April 2025
55AQI
27th April 2025
54AQI
28th April 2025
54AQI
29th April 2025
53AQI
30th April 2025
54AQI
1st May 2025
54AQI
2nd May 2025
58AQI
3rd May 2025
58AQI
4th May 2025
58AQI
5th May 2025
55AQI
6th May 2025
57AQI
7th May 2025
58AQI
8th May 2025
56AQI
9th May 2025
56AQI
10th May 2025
54AQI
11th May 2025
54AQI
12th May 2025
57AQI
13th May 2025
56AQI
14th May 2025
55AQI
15th May 2025
50AQI
16th May 2025
51AQI
17th May 2025
52AQI
18th May 2025
52AQI
19th May 2025
51AQI
20th May 2025
49AQI
21st May 2025
50AQI
22nd May 2025
48AQI
23rd May 2025
49AQI
24th May 2025
48AQI
25th May 2025
49AQI
26th May 2025
52AQI
27th May 2025
51AQI
28th May 2025
50AQI
29th May 2025
50AQI
30th May 2025
49AQI
31st May 2025
49AQI
1st June 2025
51AQI
2nd June 2025
51AQI
3rd June 2025
51AQI
4th June 2025
51AQI
5th June 2025
51AQI
6th June 2025
52AQI
7th June 2025
50AQI
8th June 2025
50AQI
9th June 2025
52AQI
10th June 2025
53AQI
11th June 2025
53AQI
12th June 2025
49AQI
13th June 2025
49AQI
14th June 2025
48AQI
15th June 2025
50AQI
16th June 2025
50AQI
17th June 2025
48AQI
18th June 2025
35AQI
19th June 2025
35AQI
20th June 2025
35AQI
21st June 2025
36AQI
22nd June 2025
44AQI
23rd June 2025
37AQI
24th June 2025
38AQI
25th June 2025
38AQI
26th June 2025
34AQI
27th June 2025
33AQI
28th June 2025
30AQI
29th June 2025
28AQI
30th June 2025
29AQI
1st July 2025
32AQI
2nd July 2025
27AQI
3rd July 2025
25AQI
4th July 2025
23AQI
5th July 2025
24AQI
6th July 2025
24AQI
7th July 2025
24AQI
8th July 2025
27AQI
9th July 2025
35AQI
10th July 2025
33AQI
11th July 2025
42AQI
12th July 2025
36AQI
13th July 2025
39AQI
14th July 2025
41AQI
15th July 2025
41AQI
16th July 2025
37AQI
17th July 2025
36AQI
18th July 2025
36AQI
19th July 2025
32AQI
20th July 2025
30AQI
21st July 2025
28AQI
22nd July 2025
26AQI
23rd July 2025
24AQI
24th July 2025
26AQI
25th July 2025
28AQI
26th July 2025
28AQI
27th July 2025
26AQI
28th July 2025
24AQI
29th July 2025
25AQI
30th July 2025
31AQI
31st July 2025
40AQI
1st August 2025
53AQI
2nd August 2025
55AQI
3rd August 2025
56AQI
4th August 2025
54AQI
5th August 2025
51AQI
6th August 2025
53AQI
7th August 2025
49AQI
8th August 2025
44AQI
9th August 2025
42AQI
10th August 2025
41AQI
11th August 2025
41AQI
12th August 2025
41AQI
13th August 2025
37AQI
14th August 2025
35AQI
15th August 2025
32AQI
16th August 2025
30AQI
17th August 2025
30AQI
18th August 2025
28AQI
19th August 2025
28AQI
20th August 2025
32AQI
21st August 2025
33AQI
22nd August 2025
31AQI
23rd August 2025
33AQI
24th August 2025
31AQI
25th August 2025
29AQI
26th August 2025
29AQI
27th August 2025
30AQI
28th August 2025
33AQI
29th August 2025
37AQI
30th August 2025
31AQI
31st August 2025
31AQI
1st September 2025
30AQI
2nd September 2025
32AQI
3rd September 2025
32AQI
4th September 2025
28AQI
5th September 2025
30AQI
6th September 2025
30AQI
7th September 2025
43AQI
8th September 2025
35AQI
9th September 2025
33AQI
10th September 2025
33AQI
11th September 2025
32AQI
12th September 2025
29AQI
13th September 2025
27AQI
14th September 2025
26AQI
15th September 2025
26AQI
16th September 2025
26AQI
17th September 2025
31AQI
18th September 2025
29AQI
19th September 2025
25AQI
20th September 2025
30AQI
21st September 2025
29AQI
22nd September 2025
31AQI
23rd September 2025
32AQI
24th September 2025
32AQI
25th September 2025
34AQI
26th September 2025
36AQI
27th September 2025
23AQI
28th September 2025
16AQI
29th September 2025
44AQI
30th September 2025
44AQI
1st October 2025
45AQI
2nd October 2025
43AQI
3rd October 2025
46AQI
4th October 2025
48AQI
5th October 2025
53AQI
6th October 2025
46AQI
7th October 2025
56AQI
8th October 2025
59AQI
9th October 2025
58AQI
10th October 2025
67AQI
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

82AQI

57AQI

57AQI

58AQI

53AQI

44AQI

31AQI

38AQI

31AQI

52AQI

No. of days

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

202550AQI

1
26
4
8
20
9
22
30
11
20
21
9
31
25
6
30
5
5
141
138
4

Highest AQI recorded in

January

82AQI

Lowest AQI recorded in

July

31AQI

202445AQI

16
1
1
1
11
1
29
1
31
31
28
1
14
17
15
15
26
5
160
79
5

Highest AQI recorded in

February

84AQI

Lowest AQI recorded in

March

29AQI

202353AQI

3
18
13
18
16

Highest AQI recorded in

November

55AQI

Lowest AQI recorded in

December

53AQI

202276AQI

11
1
11
1

Highest AQI recorded in

January

76AQI

Lowest AQI recorded in

January

76AQI

202148AQI

19
4
1
4
17
1
4
25
2
13
17
30
1
29
1
29
2
30
1
30
22
6
6
19
1
2
27
2
199
135
10
1

Highest AQI recorded in

January

91AQI

Lowest AQI recorded in

September

25AQI

202045AQI

1
6
4
9
14
3
27
1
31
30
1
27
3
12
16
2
11
13
3
2
14
9
159
66
14

Highest AQI recorded in

December

87AQI

Lowest AQI recorded in

August

26AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
76AQI
Least Polluted Year Recorded
2020(Avg.)
45AQI

Industrial Park's annual 2025 AQI (50) shows an average percentage change of -2.5% (improved AQI) compared to previous years: 2020 (45), 2021 (48), 2022 (76), 2023 (53), 2024 (45).