What is the current level of PM10 in Creve Coeur, Missouri?

Creve Coeur, Missouri currently has a PM10 concentration of 30.974 μg/m3.

What is the current level of sulfur dioxide (SO2) in Creve Coeur, Missouri?

The current sulfur dioxide (SO2) concentration in Creve Coeur, Missouri is 0.527 ppb.

What is the current level of ozone (O3) in Creve Coeur, Missouri?

Creve Coeur, Missouri currently has an ozone (O3) concentration of 29.929 ppm.

What is the current level of nitrogen dioxide (NO2) in Creve Coeur, Missouri?

The current level of nitrogen dioxide (NO2) in Creve Coeur, Missouri is 3.601 ppb.

Current air quality index in Creve Coeur, Missouri today

Name: Live air pollution levels in Creve Coeur, Missouri today
Creator: Ambee

Stay updated with real-time air quality in Creve Coeur, Missouri featuring accurate data on AQI, PM_2.5, PM₁₀, O₃, NO₂, SO₂, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.

Live AQI (Air Quality Index)

Good

Creve Coeur, Missouri

Last updated: ... (Local time)

Common air pollutants in Creve Coeur, Missouri

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

1.66 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

8.64 μg/m³

155

255

425

605+

Ozone (O₃)

32.65 ppb

201

201+

Sulfur Dioxide (SO₂)

0.37 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

10.92 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.27 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Creve Coeur, Missouri

Get Live Pollen Counts

Creve Coeur, Missouri

Scroll To Air Quality Map

Track live Creve Coeur, Missouri air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-19T16:00:00.000Z	44 \| good	8.245 \| good	34.619 \| good	20.648 \| good	0.437 \| good	4.921 \| good	0.267 \| good
2025-07-19T17:00:00.000Z	52 \| moderate	9.881 \| good	42.093 \| good	22.715 \| good	1.397 \| good	5.423 \| good	0.267 \| good
2025-07-19T18:00:00.000Z	52 \| moderate	10.369 \| good	45.387 \| good	24.701 \| good	1.836 \| good	5.271 \| good	0.265 \| good
2025-07-19T19:00:00.000Z	58 \| moderate	12.994 \| fine	57.571 \| fine	27.154 \| good	1.364 \| good	3.531 \| good	0.198 \| good
2025-07-19T20:00:00.000Z	54 \| moderate	11.185 \| good	48.802 \| good	28.682 \| good	0.866 \| good	2.513 \| good	0.173 \| good
2025-07-19T21:00:00.000Z	38 \| good	6.864 \| good	31.741 \| good	34.944 \| good	0.628 \| good	2.501 \| good	0.196 \| good
2025-07-19T22:00:00.000Z	38 \| good	7.324 \| good	31.829 \| good	36.284 \| good	0.549 \| good	4.743 \| good	0.243 \| good
2025-07-19T23:00:00.000Z	52 \| moderate	9.768 \| good	40.365 \| good	39.312 \| good	0.812 \| good	4.968 \| good	0.241 \| good
2025-07-20T00:00:00.000Z	54 \| moderate	10.603 \| good	42.514 \| good	36.995 \| good	0.794 \| good	5.575 \| good	0.265 \| good
2025-07-20T01:00:00.000Z	54 \| moderate	10.99 \| good	46.879 \| good	34.521 \| good	0.552 \| good	5.664 \| good	0.267 \| good
2025-07-20T02:00:00.000Z	52 \| moderate	10.273 \| good	43.723 \| good	35.09 \| good	0.591 \| good	6.634 \| good	0.267 \| good
2025-07-20T03:00:00.000Z	52 \| moderate	10.032 \| good	40.952 \| good	31.592 \| good	1.15 \| good	6.756 \| good	0.336 \| good
2025-07-20T04:00:00.000Z	52 \| moderate	10.239 \| good	41.865 \| good	26.255 \| good	3.1 \| good	8.066 \| good	0.339 \| good
2025-07-20T05:00:00.000Z	56 \| moderate	11.535 \| good	47.63 \| good	23.491 \| good	1.264 \| good	7.629 \| good	0.337 \| good
2025-07-20T06:00:00.000Z	58 \| moderate	13.135 \| fine	53.146 \| good	20.671 \| good	3.197 \| good	6.537 \| good	0.269 \| good
2025-07-20T07:00:00.000Z	58 \| moderate	13.002 \| fine	56.617 \| fine	19.535 \| good	3.196 \| good	6.49 \| good	0.269 \| good
2025-07-20T08:00:00.000Z	58 \| moderate	13.453 \| fine	54.445 \| good	18.003 \| good	3.198 \| good	6.433 \| good	0.27 \| good
2025-07-20T09:00:00.000Z	58 \| moderate	13.335 \| fine	56.196 \| fine	14.547 \| good	0.706 \| good	5.239 \| good	0.2 \| good
2025-07-20T10:00:00.000Z	58 \| moderate	12.637 \| fine	55.113 \| fine	13.736 \| good	1.516 \| good	3.293 \| good	0.173 \| good
2025-07-20T11:00:00.000Z	56 \| moderate	12.012 \| good	50.998 \| good	14.259 \| good	1.148 \| good	3.005 \| good	0.171 \| good
2025-07-20T12:00:00.000Z	54 \| moderate	10.843 \| good	46.115 \| good	14.888 \| good	1.147 \| good	4.45 \| good	0.171 \| good
2025-07-20T13:00:00.000Z	54 \| moderate	10.755 \| good	46.223 \| good	16.664 \| good	0.907 \| good	4.074 \| good	0.171 \| good
2025-07-20T14:00:00.000Z	54 \| moderate	11.286 \| good	52.766 \| good	14.748 \| good	1.157 \| good	3.132 \| good	0.175 \| good
2025-07-20T15:00:00.000Z	54 \| moderate	10.899 \| good	48.176 \| good	19.346 \| good	0.642 \| good	2.435 \| good	0.171 \| good
2025-07-20T16:00:00.000Z	52 \| moderate	10.264 \| good	44.897 \| good	22.391 \| good	0.855 \| good	2.405 \| good	0.174 \| good
2025-07-20T17:00:00.000Z	52 \| moderate	10.025 \| good	45.225 \| good	23.214 \| good	0.666 \| good	2.617 \| good	0.173 \| good
2025-07-20T18:00:00.000Z	52 \| moderate	10.014 \| good	45.506 \| good	26.77 \| good	0.912 \| good	3.033 \| good	0.24 \| good
2025-07-20T19:00:00.000Z	54 \| moderate	11.21 \| good	48.88 \| good	29.433 \| good	1.045 \| good	3.2 \| good	0.24 \| good
2025-07-20T20:00:00.000Z	49 \| good	9.293 \| good	40.505 \| good	28.44 \| good	0.96 \| good	3.226 \| good	0.24 \| good
2025-07-20T21:00:00.000Z	49 \| good	8.512 \| good	35.467 \| good	32.197 \| good	1.202 \| good	2.883 \| good	0.24 \| good
2025-07-20T22:00:00.000Z	38 \| good	7.436 \| good	30.802 \| good	34.978 \| good	1.341 \| good	2.604 \| good	0.24 \| good
2025-07-20T23:00:00.000Z	44 \| good	7.718 \| good	34.629 \| good	34.179 \| good	0.945 \| good	2.79 \| good	0.173 \| good
2025-07-21T00:00:00.000Z	38 \| good	7.458 \| good	32.83 \| good	32.409 \| good	1.308 \| good	3.33 \| good	0.173 \| good
2025-07-21T01:00:00.000Z	38 \| good	7.459 \| good	30.974 \| good	29.929 \| good	0.527 \| good	3.601 \| good	0.173 \| good
2025-07-21T02:00:00.000Z	44 \| good	7.591 \| good	34.22 \| good	26.432 \| good	0.496 \| good	3.369 \| good	0.173 \| good
2025-07-21T03:00:00.000Z	38 \| good	7.497 \| good	32.758 \| good	19.037 \| good	0.336 \| good	5.544 \| good	0.268 \| good
2025-07-21T04:00:00.000Z	38 \| good	6.558 \| good	28.337 \| good	19.011 \| good	0.313 \| good	6.161 \| good	0.243 \| good
2025-07-21T05:00:00.000Z	38 \| good	6.856 \| good	27.642 \| good	23.131 \| good	0.381 \| good	5 \| good	0.174 \| good
2025-07-21T06:00:00.000Z	27 \| good	5.132 \| good	18.635 \| good	21.033 \| good	2.07 \| good	2.535 \| good	0.104 \| good
2025-07-21T07:00:00.000Z	27 \| good	4.751 \| good	20.118 \| good	19.131 \| good	2.074 \| good	2.612 \| good	0.104 \| good
2025-07-21T08:00:00.000Z	27 \| good	4.691 \| good	20.289 \| good	19.766 \| good	2.081 \| good	2.754 \| good	0.104 \| good
2025-07-21T09:00:00.000Z	27 \| good	5.316 \| good	23.027 \| good	28.468 \| good	2.419 \| good	4.914 \| good	0.104 \| good
2025-07-21T10:00:00.000Z	30 \| good	3.546 \| good	14.377 \| good	31.789 \| good	1.065 \| good	5.344 \| good	0.104 \| good
2025-07-21T11:00:00.000Z	31 \| good	3.539 \| good	15.001 \| good	33.554 \| good	0.411 \| good	6.894 \| good	0.173 \| good
2025-07-21T12:00:00.000Z	30 \| good	3.044 \| good	13.358 \| good	32.375 \| good	0.206 \| good	7.377 \| good	0.173 \| good
2025-07-21T13:00:00.000Z	30 \| good	2.485 \| good	10.933 \| good	32.496 \| good	0.198 \| good	10.309 \| good	0.202 \| good
2025-07-21T14:00:00.000Z	31 \| good	1.664 \| good	8.638 \| good	32.646 \| good	0.37 \| good	10.921 \| good	0.272 \| good
2025-07-21T15:00:00.000Z	29 \| good	3.595 \| good	16.014 \| good	30.519 \| good	0.43 \| good	10.671 \| good	0.27 \| good
2025-07-21T15:00:00.000Z	31 \| good	1.664 \| good	8.638 \| good	32.646 \| good	0.37 \| good	10.921 \| good	0.272 \| good
2025-07-21T03:00:00.000Z	44 \| good	7.926 \| good	34.273 \| good	19.181 \| good	0.731 \| good	7.217 \| good	0.217 \| good
2025-07-21T04:00:00.000Z	44 \| good	7.531 \| good	33.217 \| good	19.465 \| good	0.699 \| good	6.646 \| good	0.209 \| good
2025-07-21T05:00:00.000Z	44 \| good	8.17 \| good	36.168 \| good	18.633 \| good	0.668 \| good	6.074 \| good	0.202 \| good
2025-07-21T06:00:00.000Z	38 \| good	7.099 \| good	31.22 \| good	15.398 \| good	0.636 \| good	5.503 \| good	0.195 \| good
2025-07-21T07:00:00.000Z	33 \| good	5.811 \| good	25.02 \| good	13.31 \| good	0.604 \| good	4.961 \| good	0.188 \| good
2025-07-21T08:00:00.000Z	22 \| good	4.288 \| good	18.929 \| good	20.891 \| good	0.571 \| good	4.419 \| good	0.18 \| good
2025-07-21T09:00:00.000Z	20 \| good	2.058 \| good	8.123 \| good	22.277 \| good	0.538 \| good	3.878 \| good	0.173 \| good
2025-07-21T10:00:00.000Z	23 \| good	2.198 \| good	9.002 \| good	25.012 \| good	0.522 \| good	4.1 \| good	0.174 \| good
2025-07-21T11:00:00.000Z	19 \| good	3.003 \| good	12.319 \| good	20.348 \| good	0.506 \| good	4.322 \| good	0.176 \| good
2025-07-21T12:00:00.000Z	22 \| good	4.106 \| good	18.139 \| good	20.944 \| good	0.49 \| good	4.544 \| good	0.177 \| good
2025-07-21T13:00:00.000Z	33 \| good	5.784 \| good	25.088 \| good	24.67 \| good	0.629 \| good	3.797 \| good	0.18 \| good
2025-07-21T14:00:00.000Z	26 \| good	4.455 \| good	19.202 \| good	28.061 \| good	0.768 \| good	3.051 \| good	0.183 \| good
2025-07-21T15:00:00.000Z	32 \| good	5.262 \| good	22.915 \| good	34.975 \| good	0.907 \| good	2.305 \| good	0.187 \| good
2025-07-21T16:00:00.000Z	41 \| good	5.287 \| good	22.922 \| good	44.24 \| good	0.978 \| good	2.031 \| good	0.181 \| good
2025-07-21T17:00:00.000Z	44 \| good	6.873 \| good	30.088 \| good	48.013 \| good	1.05 \| good	1.756 \| good	0.175 \| good
2025-07-21T18:00:00.000Z	49 \| good	8.895 \| good	39.252 \| good	49.701 \| good	1.121 \| good	1.482 \| good	0.169 \| good
2025-07-21T19:00:00.000Z	49 \| good	7.345 \| good	32.253 \| good	52.53 \| good	1.181 \| good	1.488 \| good	0.169 \| good
2025-07-21T20:00:00.000Z	49 \| good	5.336 \| good	23.186 \| good	52.744 \| good	1.241 \| good	1.494 \| good	0.169 \| good
2025-07-21T21:00:00.000Z	50 \| good	7.151 \| good	31.774 \| good	53.653 \| good	1.3 \| good	1.501 \| good	0.17 \| good
2025-07-21T22:00:00.000Z	49 \| good	8.656 \| good	38.004 \| good	52.003 \| good	1.297 \| good	2.731 \| good	0.184 \| good
2025-07-21T23:00:00.000Z	44 \| good	7.975 \| good	35.068 \| good	47.248 \| good	1.295 \| good	3.962 \| good	0.199 \| good
2025-07-22T00:00:00.000Z	32 \| good	4.42 \| good	19.402 \| good	34.534 \| good	1.292 \| good	5.193 \| good	0.213 \| good
2025-07-22T01:00:00.000Z	38 \| good	6.697 \| good	30.143 \| good	28.46 \| good	1.342 \| good	7.41 \| good	0.247 \| good
2025-07-22T02:00:00.000Z	44 \| good	8.242 \| good	36.147 \| good	23.743 \| good	1.391 \| good	9.627 \| good	0.281 \| good
2025-07-22T03:00:00.000Z	49 \| good	8.511 \| good	37.113 \| good	19.246 \| good	1.441 \| good	11.844 \| good	0.315 \| good
2025-07-22T04:00:00.000Z	49 \| good	9.327 \| good	41.905 \| good	17.415 \| good	1.432 \| good	10.582 \| good	0.299 \| good
2025-07-22T05:00:00.000Z	38 \| good	7.107 \| good	31.137 \| good	19.895 \| good	1.422 \| good	9.321 \| good	0.283 \| good
2025-07-22T06:00:00.000Z	33 \| good	5.783 \| good	25.315 \| good	23.902 \| good	1.413 \| good	8.059 \| good	0.267 \| good
2025-07-22T07:00:00.000Z	27 \| good	4.778 \| good	20.48 \| good	24.464 \| good	1.31 \| good	7.525 \| good	0.257 \| good
2025-07-22T08:00:00.000Z	27 \| good	5.375 \| good	23.317 \| good	23.577 \| good	1.207 \| good	6.99 \| good	0.247 \| good
2025-07-22T09:00:00.000Z	26 \| good	4.406 \| good	19.29 \| good	27.688 \| good	1.105 \| good	6.456 \| good	0.236 \| good
2025-07-22T10:00:00.000Z	27 \| good	5.306 \| good	22.932 \| good	22.851 \| good	1.099 \| good	6.116 \| good	0.235 \| good
2025-07-22T11:00:00.000Z	23 \| good	2.718 \| good	11.274 \| good	24.535 \| good	1.094 \| good	5.776 \| good	0.233 \| good
2025-07-22T12:00:00.000Z	27 \| good	4.974 \| good	21.057 \| good	25.669 \| good	1.088 \| good	5.437 \| good	0.231 \| good
2025-07-22T13:00:00.000Z	27 \| good	5.385 \| good	22.801 \| good	25.044 \| good	1.108 \| good	4.454 \| good	0.23 \| good
2025-07-22T14:00:00.000Z	33 \| good	6.171 \| good	27.046 \| good	23.791 \| good	1.128 \| good	3.471 \| good	0.229 \| good
2025-07-22T15:00:00.000Z	38 \| good	6.796 \| good	30 \| good	31.8 \| good	1.148 \| good	2.488 \| good	0.228 \| good
2025-07-22T16:00:00.000Z	52 \| moderate	10.36 \| good	45.817 \| good	45.041 \| good	1.225 \| good	2.226 \| good	0.217 \| good
2025-07-22T17:00:00.000Z	61 \| moderate	11.508 \| good	50.774 \| good	57.706 \| fine	1.301 \| good	1.964 \| good	0.205 \| good
2025-07-22T18:00:00.000Z	84 \| moderate	13.459 \| fine	60.823 \| fine	65.25 \| fine	1.378 \| good	1.703 \| good	0.193 \| good
2025-07-22T19:00:00.000Z	74 \| moderate	10.616 \| good	46.981 \| good	62.161 \| fine	1.332 \| good	1.657 \| good	0.187 \| good
2025-07-22T20:00:00.000Z	51 \| moderate	8.803 \| good	38.893 \| good	54.735 \| good	1.286 \| good	1.612 \| good	0.181 \| good
2025-07-22T21:00:00.000Z	49 \| good	9.297 \| good	41.747 \| good	51.078 \| good	1.24 \| good	1.566 \| good	0.174 \| good
2025-07-22T22:00:00.000Z	49 \| good	9.359 \| good	42.034 \| good	47.479 \| good	1.27 \| good	2.655 \| good	0.185 \| good
2025-07-22T23:00:00.000Z	44 \| good	8.198 \| good	36.087 \| good	41.688 \| good	1.299 \| good	3.745 \| good	0.196 \| good
2025-07-23T00:00:00.000Z	100 \| moderate	11.92 \| good	15.238 \| good	70.383 \| fine	1.337 \| good	4.883 \| good	0.207 \| good
2025-07-23T01:00:00.000Z	52 \| moderate	10.121 \| good	45.123 \| good	31.442 \| good	1.422 \| good	6.62 \| good	0.229 \| good
2025-07-23T02:00:00.000Z	52 \| moderate	9.754 \| good	43.323 \| good	27.022 \| good	1.516 \| good	8.406 \| good	0.251 \| good

Creve Coeur

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Creve Coeur, Missouri

0.17ppm

How accurate is Missouri, USA air quality data?

The air quality data for Missouri, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for Creve Coeur, Missouri get updated?

Air quality updates for Creve Coeur, Missouri are available every hour.

What time in the past 24 hours saw the poorest air quality in Creve Coeur, Missouri?

Creve Coeur, Missouri experienced its worst air quality at 10:00:00, 2025-07-20.

When was air quality in Creve Coeur, Missouri the best over the past 24 hours?

The best air quality in Creve Coeur, Missouri was observed at 01:00:00 on 2025-07-21.

What is the air quality in Creve Coeur, Missouri right now?

The air quality in Creve Coeur, Missouri right now is Good, with an AQI of 38.

What pollutant is most frequently found in Creve Coeur, Missouri?

In Creve Coeur, Missouri, PM2.5 is the most frequently found pollutant.

What can I do if the air quality in Creve Coeur, Missouri is poor?

When air quality in Creve Coeur, Missouri is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Creve Coeur, Missouri right now?

Creve Coeur, Missouri currently has a PM_2.5 concentration of 7.459 μg/m³.

What is the current level of PM₁₀ in Creve Coeur, Missouri?

Creve Coeur, Missouri currently has a PM₁₀ concentration of 30.974 μg/m³.

What is the current level of carbon monoxide (CO) in Creve Coeur, Missouri?

The current carbon monoxide (CO) level in Creve Coeur, Missouri is 0.173 ppm.

What is the current level of sulfur dioxide (SO₂) in Creve Coeur, Missouri?

The current sulfur dioxide (SO₂) concentration in Creve Coeur, Missouri is 0.527 ppb.

What is the current level of ozone (O₃) in Creve Coeur, Missouri?

Creve Coeur, Missouri currently has an ozone (O₃) concentration of 29.929 ppm.

What is the current level of nitrogen dioxide (NO₂) in Creve Coeur, Missouri?

The current level of nitrogen dioxide (NO₂) in Creve Coeur, Missouri is 3.601 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-19T16:00:00.000Z	44 \| good	8.245 \| good	34.619 \| good	20.648 \| good	0.437 \| good	4.921 \| good	0.267 \| good
2025-07-19T17:00:00.000Z	52 \| moderate	9.881 \| good	42.093 \| good	22.715 \| good	1.397 \| good	5.423 \| good	0.267 \| good
2025-07-19T18:00:00.000Z	52 \| moderate	10.369 \| good	45.387 \| good	24.701 \| good	1.836 \| good	5.271 \| good	0.265 \| good
2025-07-19T19:00:00.000Z	58 \| moderate	12.994 \| fine	57.571 \| fine	27.154 \| good	1.364 \| good	3.531 \| good	0.198 \| good
2025-07-19T20:00:00.000Z	54 \| moderate	11.185 \| good	48.802 \| good	28.682 \| good	0.866 \| good	2.513 \| good	0.173 \| good
2025-07-19T21:00:00.000Z	38 \| good	6.864 \| good	31.741 \| good	34.944 \| good	0.628 \| good	2.501 \| good	0.196 \| good
2025-07-19T22:00:00.000Z	38 \| good	7.324 \| good	31.829 \| good	36.284 \| good	0.549 \| good	4.743 \| good	0.243 \| good
2025-07-19T23:00:00.000Z	52 \| moderate	9.768 \| good	40.365 \| good	39.312 \| good	0.812 \| good	4.968 \| good	0.241 \| good
2025-07-20T00:00:00.000Z	54 \| moderate	10.603 \| good	42.514 \| good	36.995 \| good	0.794 \| good	5.575 \| good	0.265 \| good
2025-07-20T01:00:00.000Z	54 \| moderate	10.99 \| good	46.879 \| good	34.521 \| good	0.552 \| good	5.664 \| good	0.267 \| good
2025-07-20T02:00:00.000Z	52 \| moderate	10.273 \| good	43.723 \| good	35.09 \| good	0.591 \| good	6.634 \| good	0.267 \| good
2025-07-20T03:00:00.000Z	52 \| moderate	10.032 \| good	40.952 \| good	31.592 \| good	1.15 \| good	6.756 \| good	0.336 \| good
2025-07-20T04:00:00.000Z	52 \| moderate	10.239 \| good	41.865 \| good	26.255 \| good	3.1 \| good	8.066 \| good	0.339 \| good
2025-07-20T05:00:00.000Z	56 \| moderate	11.535 \| good	47.63 \| good	23.491 \| good	1.264 \| good	7.629 \| good	0.337 \| good
2025-07-20T06:00:00.000Z	58 \| moderate	13.135 \| fine	53.146 \| good	20.671 \| good	3.197 \| good	6.537 \| good	0.269 \| good
2025-07-20T07:00:00.000Z	58 \| moderate	13.002 \| fine	56.617 \| fine	19.535 \| good	3.196 \| good	6.49 \| good	0.269 \| good
2025-07-20T08:00:00.000Z	58 \| moderate	13.453 \| fine	54.445 \| good	18.003 \| good	3.198 \| good	6.433 \| good	0.27 \| good
2025-07-20T09:00:00.000Z	58 \| moderate	13.335 \| fine	56.196 \| fine	14.547 \| good	0.706 \| good	5.239 \| good	0.2 \| good
2025-07-20T10:00:00.000Z	58 \| moderate	12.637 \| fine	55.113 \| fine	13.736 \| good	1.516 \| good	3.293 \| good	0.173 \| good
2025-07-20T11:00:00.000Z	56 \| moderate	12.012 \| good	50.998 \| good	14.259 \| good	1.148 \| good	3.005 \| good	0.171 \| good
2025-07-20T12:00:00.000Z	54 \| moderate	10.843 \| good	46.115 \| good	14.888 \| good	1.147 \| good	4.45 \| good	0.171 \| good
2025-07-20T13:00:00.000Z	54 \| moderate	10.755 \| good	46.223 \| good	16.664 \| good	0.907 \| good	4.074 \| good	0.171 \| good
2025-07-20T14:00:00.000Z	54 \| moderate	11.286 \| good	52.766 \| good	14.748 \| good	1.157 \| good	3.132 \| good	0.175 \| good
2025-07-20T15:00:00.000Z	54 \| moderate	10.899 \| good	48.176 \| good	19.346 \| good	0.642 \| good	2.435 \| good	0.171 \| good
2025-07-20T16:00:00.000Z	52 \| moderate	10.264 \| good	44.897 \| good	22.391 \| good	0.855 \| good	2.405 \| good	0.174 \| good
2025-07-20T17:00:00.000Z	52 \| moderate	10.025 \| good	45.225 \| good	23.214 \| good	0.666 \| good	2.617 \| good	0.173 \| good
2025-07-20T18:00:00.000Z	52 \| moderate	10.014 \| good	45.506 \| good	26.77 \| good	0.912 \| good	3.033 \| good	0.24 \| good
2025-07-20T19:00:00.000Z	54 \| moderate	11.21 \| good	48.88 \| good	29.433 \| good	1.045 \| good	3.2 \| good	0.24 \| good
2025-07-20T20:00:00.000Z	49 \| good	9.293 \| good	40.505 \| good	28.44 \| good	0.96 \| good	3.226 \| good	0.24 \| good
2025-07-20T21:00:00.000Z	49 \| good	8.512 \| good	35.467 \| good	32.197 \| good	1.202 \| good	2.883 \| good	0.24 \| good
2025-07-20T22:00:00.000Z	38 \| good	7.436 \| good	30.802 \| good	34.978 \| good	1.341 \| good	2.604 \| good	0.24 \| good
2025-07-20T23:00:00.000Z	44 \| good	7.718 \| good	34.629 \| good	34.179 \| good	0.945 \| good	2.79 \| good	0.173 \| good
2025-07-21T00:00:00.000Z	38 \| good	7.458 \| good	32.83 \| good	32.409 \| good	1.308 \| good	3.33 \| good	0.173 \| good
2025-07-21T01:00:00.000Z	38 \| good	7.459 \| good	30.974 \| good	29.929 \| good	0.527 \| good	3.601 \| good	0.173 \| good
2025-07-21T02:00:00.000Z	44 \| good	7.591 \| good	34.22 \| good	26.432 \| good	0.496 \| good	3.369 \| good	0.173 \| good
2025-07-21T03:00:00.000Z	38 \| good	7.497 \| good	32.758 \| good	19.037 \| good	0.336 \| good	5.544 \| good	0.268 \| good
2025-07-21T04:00:00.000Z	38 \| good	6.558 \| good	28.337 \| good	19.011 \| good	0.313 \| good	6.161 \| good	0.243 \| good
2025-07-21T05:00:00.000Z	38 \| good	6.856 \| good	27.642 \| good	23.131 \| good	0.381 \| good	5 \| good	0.174 \| good
2025-07-21T06:00:00.000Z	27 \| good	5.132 \| good	18.635 \| good	21.033 \| good	2.07 \| good	2.535 \| good	0.104 \| good
2025-07-21T07:00:00.000Z	27 \| good	4.751 \| good	20.118 \| good	19.131 \| good	2.074 \| good	2.612 \| good	0.104 \| good
2025-07-21T08:00:00.000Z	27 \| good	4.691 \| good	20.289 \| good	19.766 \| good	2.081 \| good	2.754 \| good	0.104 \| good
2025-07-21T09:00:00.000Z	27 \| good	5.316 \| good	23.027 \| good	28.468 \| good	2.419 \| good	4.914 \| good	0.104 \| good
2025-07-21T10:00:00.000Z	30 \| good	3.546 \| good	14.377 \| good	31.789 \| good	1.065 \| good	5.344 \| good	0.104 \| good
2025-07-21T11:00:00.000Z	31 \| good	3.539 \| good	15.001 \| good	33.554 \| good	0.411 \| good	6.894 \| good	0.173 \| good
2025-07-21T12:00:00.000Z	30 \| good	3.044 \| good	13.358 \| good	32.375 \| good	0.206 \| good	7.377 \| good	0.173 \| good
2025-07-21T13:00:00.000Z	30 \| good	2.485 \| good	10.933 \| good	32.496 \| good	0.198 \| good	10.309 \| good	0.202 \| good
2025-07-21T14:00:00.000Z	31 \| good	1.664 \| good	8.638 \| good	32.646 \| good	0.37 \| good	10.921 \| good	0.272 \| good
2025-07-21T15:00:00.000Z	29 \| good	3.595 \| good	16.014 \| good	30.519 \| good	0.43 \| good	10.671 \| good	0.27 \| good
2025-07-21T15:00:00.000Z	31 \| good	1.664 \| good	8.638 \| good	32.646 \| good	0.37 \| good	10.921 \| good	0.272 \| good
2025-07-21T03:00:00.000Z	44 \| good	7.926 \| good	34.273 \| good	19.181 \| good	0.731 \| good	7.217 \| good	0.217 \| good
2025-07-21T04:00:00.000Z	44 \| good	7.531 \| good	33.217 \| good	19.465 \| good	0.699 \| good	6.646 \| good	0.209 \| good
2025-07-21T05:00:00.000Z	44 \| good	8.17 \| good	36.168 \| good	18.633 \| good	0.668 \| good	6.074 \| good	0.202 \| good
2025-07-21T06:00:00.000Z	38 \| good	7.099 \| good	31.22 \| good	15.398 \| good	0.636 \| good	5.503 \| good	0.195 \| good
2025-07-21T07:00:00.000Z	33 \| good	5.811 \| good	25.02 \| good	13.31 \| good	0.604 \| good	4.961 \| good	0.188 \| good
2025-07-21T08:00:00.000Z	22 \| good	4.288 \| good	18.929 \| good	20.891 \| good	0.571 \| good	4.419 \| good	0.18 \| good
2025-07-21T09:00:00.000Z	20 \| good	2.058 \| good	8.123 \| good	22.277 \| good	0.538 \| good	3.878 \| good	0.173 \| good
2025-07-21T10:00:00.000Z	23 \| good	2.198 \| good	9.002 \| good	25.012 \| good	0.522 \| good	4.1 \| good	0.174 \| good
2025-07-21T11:00:00.000Z	19 \| good	3.003 \| good	12.319 \| good	20.348 \| good	0.506 \| good	4.322 \| good	0.176 \| good
2025-07-21T12:00:00.000Z	22 \| good	4.106 \| good	18.139 \| good	20.944 \| good	0.49 \| good	4.544 \| good	0.177 \| good
2025-07-21T13:00:00.000Z	33 \| good	5.784 \| good	25.088 \| good	24.67 \| good	0.629 \| good	3.797 \| good	0.18 \| good
2025-07-21T14:00:00.000Z	26 \| good	4.455 \| good	19.202 \| good	28.061 \| good	0.768 \| good	3.051 \| good	0.183 \| good
2025-07-21T15:00:00.000Z	32 \| good	5.262 \| good	22.915 \| good	34.975 \| good	0.907 \| good	2.305 \| good	0.187 \| good
2025-07-21T16:00:00.000Z	41 \| good	5.287 \| good	22.922 \| good	44.24 \| good	0.978 \| good	2.031 \| good	0.181 \| good
2025-07-21T17:00:00.000Z	44 \| good	6.873 \| good	30.088 \| good	48.013 \| good	1.05 \| good	1.756 \| good	0.175 \| good
2025-07-21T18:00:00.000Z	49 \| good	8.895 \| good	39.252 \| good	49.701 \| good	1.121 \| good	1.482 \| good	0.169 \| good
2025-07-21T19:00:00.000Z	49 \| good	7.345 \| good	32.253 \| good	52.53 \| good	1.181 \| good	1.488 \| good	0.169 \| good
2025-07-21T20:00:00.000Z	49 \| good	5.336 \| good	23.186 \| good	52.744 \| good	1.241 \| good	1.494 \| good	0.169 \| good
2025-07-21T21:00:00.000Z	50 \| good	7.151 \| good	31.774 \| good	53.653 \| good	1.3 \| good	1.501 \| good	0.17 \| good
2025-07-21T22:00:00.000Z	49 \| good	8.656 \| good	38.004 \| good	52.003 \| good	1.297 \| good	2.731 \| good	0.184 \| good
2025-07-21T23:00:00.000Z	44 \| good	7.975 \| good	35.068 \| good	47.248 \| good	1.295 \| good	3.962 \| good	0.199 \| good
2025-07-22T00:00:00.000Z	32 \| good	4.42 \| good	19.402 \| good	34.534 \| good	1.292 \| good	5.193 \| good	0.213 \| good
2025-07-22T01:00:00.000Z	38 \| good	6.697 \| good	30.143 \| good	28.46 \| good	1.342 \| good	7.41 \| good	0.247 \| good
2025-07-22T02:00:00.000Z	44 \| good	8.242 \| good	36.147 \| good	23.743 \| good	1.391 \| good	9.627 \| good	0.281 \| good
2025-07-22T03:00:00.000Z	49 \| good	8.511 \| good	37.113 \| good	19.246 \| good	1.441 \| good	11.844 \| good	0.315 \| good
2025-07-22T04:00:00.000Z	49 \| good	9.327 \| good	41.905 \| good	17.415 \| good	1.432 \| good	10.582 \| good	0.299 \| good
2025-07-22T05:00:00.000Z	38 \| good	7.107 \| good	31.137 \| good	19.895 \| good	1.422 \| good	9.321 \| good	0.283 \| good
2025-07-22T06:00:00.000Z	33 \| good	5.783 \| good	25.315 \| good	23.902 \| good	1.413 \| good	8.059 \| good	0.267 \| good
2025-07-22T07:00:00.000Z	27 \| good	4.778 \| good	20.48 \| good	24.464 \| good	1.31 \| good	7.525 \| good	0.257 \| good
2025-07-22T08:00:00.000Z	27 \| good	5.375 \| good	23.317 \| good	23.577 \| good	1.207 \| good	6.99 \| good	0.247 \| good
2025-07-22T09:00:00.000Z	26 \| good	4.406 \| good	19.29 \| good	27.688 \| good	1.105 \| good	6.456 \| good	0.236 \| good
2025-07-22T10:00:00.000Z	27 \| good	5.306 \| good	22.932 \| good	22.851 \| good	1.099 \| good	6.116 \| good	0.235 \| good
2025-07-22T11:00:00.000Z	23 \| good	2.718 \| good	11.274 \| good	24.535 \| good	1.094 \| good	5.776 \| good	0.233 \| good
2025-07-22T12:00:00.000Z	27 \| good	4.974 \| good	21.057 \| good	25.669 \| good	1.088 \| good	5.437 \| good	0.231 \| good
2025-07-22T13:00:00.000Z	27 \| good	5.385 \| good	22.801 \| good	25.044 \| good	1.108 \| good	4.454 \| good	0.23 \| good
2025-07-22T14:00:00.000Z	33 \| good	6.171 \| good	27.046 \| good	23.791 \| good	1.128 \| good	3.471 \| good	0.229 \| good
2025-07-22T15:00:00.000Z	38 \| good	6.796 \| good	30 \| good	31.8 \| good	1.148 \| good	2.488 \| good	0.228 \| good
2025-07-22T16:00:00.000Z	52 \| moderate	10.36 \| good	45.817 \| good	45.041 \| good	1.225 \| good	2.226 \| good	0.217 \| good
2025-07-22T17:00:00.000Z	61 \| moderate	11.508 \| good	50.774 \| good	57.706 \| fine	1.301 \| good	1.964 \| good	0.205 \| good
2025-07-22T18:00:00.000Z	84 \| moderate	13.459 \| fine	60.823 \| fine	65.25 \| fine	1.378 \| good	1.703 \| good	0.193 \| good
2025-07-22T19:00:00.000Z	74 \| moderate	10.616 \| good	46.981 \| good	62.161 \| fine	1.332 \| good	1.657 \| good	0.187 \| good
2025-07-22T20:00:00.000Z	51 \| moderate	8.803 \| good	38.893 \| good	54.735 \| good	1.286 \| good	1.612 \| good	0.181 \| good
2025-07-22T21:00:00.000Z	49 \| good	9.297 \| good	41.747 \| good	51.078 \| good	1.24 \| good	1.566 \| good	0.174 \| good
2025-07-22T22:00:00.000Z	49 \| good	9.359 \| good	42.034 \| good	47.479 \| good	1.27 \| good	2.655 \| good	0.185 \| good
2025-07-22T23:00:00.000Z	44 \| good	8.198 \| good	36.087 \| good	41.688 \| good	1.299 \| good	3.745 \| good	0.196 \| good
2025-07-23T00:00:00.000Z	100 \| moderate	11.92 \| good	15.238 \| good	70.383 \| fine	1.337 \| good	4.883 \| good	0.207 \| good
2025-07-23T01:00:00.000Z	52 \| moderate	10.121 \| good	45.123 \| good	31.442 \| good	1.422 \| good	6.62 \| good	0.229 \| good
2025-07-23T02:00:00.000Z	52 \| moderate	9.754 \| good	43.323 \| good	27.022 \| good	1.516 \| good	8.406 \| good	0.251 \| good

Current air quality index in Creve Coeur, Missouri today

Common air pollutants in Creve Coeur, Missouri

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Real-time air quality map: Monitor AQI near Creve Coeur, Missouri

Air quality in nearby cities

Maryland Heights, Missouri

Town and Country, Missouri

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St. Ann, Missouri

Kirkwood, Missouri

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Frequently asked questions

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What is the air quality in Creve Coeur, Missouri right now?

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What is the PM2.5 concentration in Creve Coeur, Missouri right now?

What is the current level of PM10 in Creve Coeur, Missouri?

What is the current level of carbon monoxide (CO) in Creve Coeur, Missouri?

What is the current level of sulfur dioxide (SO2) in Creve Coeur, Missouri?

What is the current level of ozone (O3) in Creve Coeur, Missouri?

What is the current level of nitrogen dioxide (NO2) in Creve Coeur, Missouri?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 concentration in Creve Coeur, Missouri right now?

What is the current level of PM₁₀ in Creve Coeur, Missouri?

What is the current level of sulfur dioxide (SO₂) in Creve Coeur, Missouri?

What is the current level of ozone (O₃) in Creve Coeur, Missouri?

What is the current level of nitrogen dioxide (NO₂) in Creve Coeur, Missouri?