What are the current PM10 levels at Lemay, Missouri?

The current PM10 levels in Lemay, Missouri are 57.324 μg/m3.

What are the current sulfur dioxide (SO2) levels at Lemay, Missouri?

The current sulfur dioxide (SO2) levels in Lemay, Missouri are 1.102 ppb.

What are the current ozone (O3) levels at Lemay, Missouri?

The current ozone (O3) levels at Lemay, Missouri is 14.871 ppm.

What are the current nitrogen dioxide (NO2) levels at Lemay, Missouri?

The current nitrogen dioxide (NO2) levels at Lemay, Missouri is 2.692 ppb.

Real-time air quality index in Lemay, Missouri today

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

Stay updated with real-time air quality in Lemay, 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

Lemay, Missouri

Last updated: ... (Local time)

Common air pollutants in Lemay, Missouri

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.17 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

17.65 μg/m³

155

255

425

605+

Ozone (O₃)

27.72 ppb

201

201+

Sulfur Dioxide (SO₂)

0.37 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

8.70 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.26 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Lemay, Missouri

Get Live Pollen Counts

Lemay, Missouri

Scroll To Air Quality Map

Track live Lemay, Missouri air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-19T16:00:00.000Z	49 \| good	9.471 \| good	40.48 \| good	20.089 \| good	0.393 \| good	3.613 \| good	0.252 \| good
2025-07-19T17:00:00.000Z	54 \| moderate	10.809 \| good	44.226 \| good	22.669 \| good	1.476 \| good	4.119 \| good	0.252 \| good
2025-07-19T18:00:00.000Z	54 \| moderate	11.116 \| good	49.556 \| good	24.349 \| good	1.993 \| good	4.57 \| good	0.251 \| good
2025-07-19T19:00:00.000Z	60 \| moderate	13.542 \| fine	60.629 \| fine	27.288 \| good	1.456 \| good	3.145 \| good	0.198 \| good
2025-07-19T20:00:00.000Z	58 \| moderate	12.551 \| fine	54.507 \| good	29.235 \| good	0.884 \| good	2.711 \| good	0.158 \| good
2025-07-19T21:00:00.000Z	44 \| good	8.188 \| good	35.309 \| good	34.156 \| good	0.582 \| good	2.693 \| good	0.196 \| good
2025-07-19T22:00:00.000Z	44 \| good	7.749 \| good	33.752 \| good	36.632 \| good	0.505 \| good	3.898 \| good	0.214 \| good
2025-07-19T23:00:00.000Z	49 \| good	9.026 \| good	38.958 \| good	38.843 \| good	0.757 \| good	4.003 \| good	0.212 \| good
2025-07-20T00:00:00.000Z	49 \| good	9.123 \| good	39.338 \| good	35.782 \| good	0.754 \| good	4.411 \| good	0.251 \| good
2025-07-20T01:00:00.000Z	54 \| moderate	10.797 \| good	45.825 \| good	33.068 \| good	0.536 \| good	4.619 \| good	0.252 \| good
2025-07-20T02:00:00.000Z	54 \| moderate	11.266 \| good	48.992 \| good	34.573 \| good	0.58 \| good	5.59 \| good	0.252 \| good
2025-07-20T03:00:00.000Z	54 \| moderate	11.179 \| good	47.453 \| good	29.604 \| good	1.074 \| good	5.847 \| good	0.306 \| good
2025-07-20T04:00:00.000Z	56 \| moderate	11.589 \| good	48.671 \| good	24.943 \| good	2.721 \| good	7.295 \| good	0.31 \| good
2025-07-20T05:00:00.000Z	56 \| moderate	12.266 \| fine	53.57 \| good	20.268 \| good	1.144 \| good	7.15 \| good	0.308 \| good
2025-07-20T06:00:00.000Z	58 \| moderate	12.613 \| fine	52.274 \| good	15.841 \| good	2.654 \| good	5.69 \| good	0.254 \| good
2025-07-20T07:00:00.000Z	58 \| moderate	12.617 \| fine	52.321 \| good	16.143 \| good	2.601 \| good	5.735 \| good	0.254 \| good
2025-07-20T08:00:00.000Z	58 \| moderate	12.65 \| fine	52.553 \| good	15.58 \| good	2.547 \| good	5.796 \| good	0.26 \| good
2025-07-20T09:00:00.000Z	58 \| moderate	12.787 \| fine	55.257 \| fine	11.137 \| good	0.861 \| good	4.638 \| good	0.2 \| good
2025-07-20T10:00:00.000Z	56 \| moderate	12.35 \| fine	54.039 \| good	12.38 \| good	1.806 \| good	2.872 \| good	0.157 \| good
2025-07-20T11:00:00.000Z	58 \| moderate	13.003 \| fine	55.746 \| fine	9.941 \| good	1.047 \| good	2.604 \| good	0.156 \| good
2025-07-20T12:00:00.000Z	56 \| moderate	12.049 \| good	53.785 \| good	10.668 \| good	1.045 \| good	3.936 \| good	0.156 \| good
2025-07-20T13:00:00.000Z	58 \| moderate	13.077 \| fine	57.324 \| fine	14.802 \| good	0.761 \| good	3.676 \| good	0.156 \| good
2025-07-20T14:00:00.000Z	58 \| moderate	13.077 \| fine	57.324 \| fine	14.871 \| good	1.102 \| good	2.692 \| good	0.163 \| good
2025-07-20T15:00:00.000Z	56 \| moderate	11.626 \| good	53.028 \| good	17.483 \| good	0.608 \| good	2.105 \| good	0.156 \| good
2025-07-20T16:00:00.000Z	56 \| moderate	11.708 \| good	50.345 \| good	21.595 \| good	1.224 \| good	1.967 \| good	0.159 \| good
2025-07-20T17:00:00.000Z	54 \| moderate	11.349 \| good	48.185 \| good	23.109 \| good	0.963 \| good	2.038 \| good	0.158 \| good
2025-07-20T18:00:00.000Z	54 \| moderate	10.573 \| good	46.12 \| good	27.751 \| good	1.296 \| good	2.302 \| good	0.21 \| good
2025-07-20T19:00:00.000Z	56 \| moderate	11.644 \| good	50.847 \| good	28.668 \| good	1.059 \| good	2.364 \| good	0.21 \| good
2025-07-20T20:00:00.000Z	49 \| good	9.274 \| good	40.073 \| good	27.828 \| good	0.861 \| good	2.374 \| good	0.21 \| good
2025-07-20T21:00:00.000Z	38 \| good	6.579 \| good	27.647 \| good	32.989 \| good	1.057 \| good	2.282 \| good	0.21 \| good
2025-07-20T22:00:00.000Z	33 \| good	5.523 \| good	22.933 \| good	36.153 \| good	1.158 \| good	2.201 \| good	0.21 \| good
2025-07-20T23:00:00.000Z	32 \| good	3.715 \| good	15.762 \| good	34.683 \| good	0.843 \| good	2.298 \| good	0.158 \| good
2025-07-21T00:00:00.000Z	38 \| good	6.907 \| good	31.95 \| good	33.229 \| good	1.127 \| good	2.604 \| good	0.158 \| good
2025-07-21T01:00:00.000Z	44 \| good	7.923 \| good	34.179 \| good	30.32 \| good	0.497 \| good	2.899 \| good	0.158 \| good
2025-07-21T02:00:00.000Z	44 \| good	8.04 \| good	34.777 \| good	25.626 \| good	0.478 \| good	2.924 \| good	0.158 \| good
2025-07-21T03:00:00.000Z	44 \| good	8.281 \| good	36.068 \| good	16.065 \| good	0.446 \| good	4.471 \| good	0.254 \| good
2025-07-21T04:00:00.000Z	44 \| good	7.943 \| good	34.169 \| good	17.118 \| good	0.413 \| good	5.183 \| good	0.214 \| good
2025-07-21T05:00:00.000Z	38 \| good	7.412 \| good	31.209 \| good	16.91 \| good	0.503 \| good	3.62 \| good	0.159 \| good
2025-07-21T06:00:00.000Z	49 \| good	8.903 \| good	37.199 \| good	17.783 \| good	1.964 \| good	2.387 \| good	0.104 \| good
2025-07-21T07:00:00.000Z	49 \| good	8.721 \| good	36.316 \| good	15.578 \| good	1.972 \| good	2.238 \| good	0.104 \| good
2025-07-21T08:00:00.000Z	49 \| good	8.721 \| good	36.316 \| good	20.22 \| good	1.979 \| good	2.248 \| good	0.104 \| good
2025-07-21T09:00:00.000Z	24 \| good	3.532 \| good	15.567 \| good	26.115 \| good	2.265 \| good	3.695 \| good	0.104 \| good
2025-07-21T10:00:00.000Z	29 \| good	1.087 \| good	4.828 \| good	30.68 \| good	0.951 \| good	3.839 \| good	0.104 \| good
2025-07-21T11:00:00.000Z	29 \| good	2.031 \| good	8.367 \| good	31.194 \| good	0.367 \| good	6.148 \| good	0.158 \| good
2025-07-21T12:00:00.000Z	30 \| good	2.944 \| good	12.518 \| good	32.338 \| good	0.248 \| good	6.309 \| good	0.158 \| good
2025-07-21T13:00:00.000Z	27 \| good	2.702 \| good	11.017 \| good	29.429 \| good	0.236 \| good	8.643 \| good	0.201 \| good
2025-07-21T14:00:00.000Z	27 \| good	2.279 \| good	10.048 \| good	29.1 \| good	0.333 \| good	9.029 \| good	0.257 \| good
2025-07-21T15:00:00.000Z	26 \| good	4.17 \| good	17.649 \| good	27.724 \| good	0.367 \| good	8.699 \| good	0.256 \| good
2025-07-21T15:00:00.000Z	26 \| good	4.17 \| good	17.649 \| good	27.724 \| good	0.367 \| good	8.699 \| good	0.256 \| good
2025-07-20T15:00:00.000Z	44 \| good	8.198 \| good	35.638 \| good	29.336 \| good	0.631 \| good	1.717 \| good	0.175 \| good
2025-07-20T16:00:00.000Z	52 \| moderate	9.938 \| good	44.143 \| good	35.667 \| good	0.696 \| good	1.534 \| good	0.167 \| good
2025-07-20T17:00:00.000Z	49 \| good	9.077 \| good	40.747 \| good	39.591 \| good	0.761 \| good	1.352 \| good	0.158 \| good
2025-07-20T18:00:00.000Z	52 \| moderate	10.374 \| good	46.211 \| good	38.476 \| good	0.825 \| good	1.169 \| good	0.15 \| good
2025-07-20T19:00:00.000Z	44 \| good	7.6 \| good	33.647 \| good	35.318 \| good	0.773 \| good	1.142 \| good	0.145 \| good
2025-07-20T20:00:00.000Z	33 \| good	5.845 \| good	26.234 \| good	33.966 \| good	0.721 \| good	1.116 \| good	0.14 \| good
2025-07-20T21:00:00.000Z	31 \| good	5.254 \| good	22.407 \| good	33.892 \| good	0.67 \| good	1.09 \| good	0.134 \| good
2025-07-20T22:00:00.000Z	44 \| good	8.15 \| good	35.412 \| good	32.998 \| good	0.639 \| good	1.836 \| good	0.147 \| good
2025-07-20T23:00:00.000Z	49 \| good	9 \| good	39.437 \| good	30.937 \| good	0.609 \| good	2.582 \| good	0.159 \| good
2025-07-21T00:00:00.000Z	49 \| good	8.779 \| good	38.091 \| good	31.788 \| good	0.578 \| good	3.328 \| good	0.172 \| good
2025-07-21T01:00:00.000Z	49 \| good	9.261 \| good	41.15 \| good	22.879 \| good	0.591 \| good	4.513 \| good	0.187 \| good
2025-07-21T02:00:00.000Z	54 \| moderate	10.668 \| good	47.131 \| good	17.521 \| good	0.604 \| good	5.697 \| good	0.202 \| good
2025-07-21T03:00:00.000Z	52 \| moderate	10.389 \| good	45.948 \| good	14.984 \| good	0.616 \| good	6.881 \| good	0.217 \| good
2025-07-21T04:00:00.000Z	52 \| moderate	9.521 \| good	42.566 \| good	15.887 \| good	0.583 \| good	5.971 \| good	0.207 \| good
2025-07-21T05:00:00.000Z	49 \| good	9.405 \| good	41.859 \| good	16.595 \| good	0.549 \| good	5.06 \| good	0.197 \| good
2025-07-21T06:00:00.000Z	44 \| good	7.788 \| good	34.151 \| good	13.549 \| good	0.516 \| good	4.15 \| good	0.187 \| good
2025-07-21T07:00:00.000Z	33 \| good	6.494 \| good	28.975 \| good	8.597 \| good	0.496 \| good	3.842 \| good	0.181 \| good
2025-07-21T08:00:00.000Z	33 \| good	6.457 \| good	28.632 \| good	11.751 \| good	0.477 \| good	3.534 \| good	0.175 \| good
2025-07-21T09:00:00.000Z	17 \| good	3.46 \| good	15.286 \| good	17.628 \| good	0.457 \| good	3.226 \| good	0.169 \| good
2025-07-21T10:00:00.000Z	19 \| good	1.964 \| good	8.143 \| good	20.559 \| good	0.45 \| good	3.388 \| good	0.169 \| good
2025-07-21T11:00:00.000Z	27 \| good	4.516 \| good	19.576 \| good	18.419 \| good	0.443 \| good	3.549 \| good	0.169 \| good
2025-07-21T12:00:00.000Z	22 \| good	4.234 \| good	18.239 \| good	20.408 \| good	0.436 \| good	3.711 \| good	0.169 \| good
2025-07-21T13:00:00.000Z	22 \| good	4.484 \| good	19.526 \| good	23.471 \| good	0.591 \| good	3.161 \| good	0.172 \| good
2025-07-21T14:00:00.000Z	27 \| good	5.197 \| good	22.712 \| good	26.19 \| good	0.747 \| good	2.612 \| good	0.175 \| good
2025-07-21T15:00:00.000Z	31 \| good	4.519 \| good	19.431 \| good	33.252 \| good	0.902 \| good	2.062 \| good	0.177 \| good
2025-07-21T16:00:00.000Z	36 \| good	4.696 \| good	20.251 \| good	38.824 \| good	0.969 \| good	1.84 \| good	0.172 \| good
2025-07-21T17:00:00.000Z	42 \| good	6.966 \| good	31.081 \| good	45.025 \| good	1.036 \| good	1.618 \| good	0.167 \| good
2025-07-21T18:00:00.000Z	52 \| moderate	9.515 \| good	42.155 \| good	47.335 \| good	1.103 \| good	1.395 \| good	0.162 \| good
2025-07-21T19:00:00.000Z	45 \| good	7.393 \| good	32.352 \| good	48.973 \| good	1.101 \| good	1.38 \| good	0.16 \| good
2025-07-21T20:00:00.000Z	47 \| good	7.086 \| good	31.029 \| good	51.051 \| good	1.099 \| good	1.364 \| good	0.159 \| good
2025-07-21T21:00:00.000Z	50 \| good	8.005 \| good	35.046 \| good	54.426 \| good	1.097 \| good	1.348 \| good	0.157 \| good
2025-07-21T22:00:00.000Z	52 \| moderate	9.612 \| good	42.598 \| good	47.453 \| good	1.063 \| good	2.601 \| good	0.173 \| good
2025-07-21T23:00:00.000Z	44 \| good	8.46 \| good	36.859 \| good	41.373 \| good	1.028 \| good	3.853 \| good	0.188 \| good
2025-07-22T00:00:00.000Z	31 \| good	5.432 \| good	23.19 \| good	34.218 \| good	0.994 \| good	5.106 \| good	0.204 \| good
2025-07-22T01:00:00.000Z	38 \| good	6.905 \| good	30.46 \| good	29.496 \| good	1.062 \| good	7.948 \| good	0.248 \| good
2025-07-22T02:00:00.000Z	44 \| good	7.989 \| good	35.234 \| good	24.858 \| good	1.131 \| good	10.79 \| good	0.293 \| good
2025-07-22T03:00:00.000Z	38 \| good	6.895 \| good	30.576 \| good	17.871 \| good	1.199 \| good	13.632 \| good	0.338 \| good
2025-07-22T04:00:00.000Z	44 \| good	7.803 \| good	34.492 \| good	15.719 \| good	1.182 \| good	11.86 \| good	0.315 \| good
2025-07-22T05:00:00.000Z	33 \| good	6.078 \| good	26.082 \| good	17.164 \| good	1.164 \| good	10.089 \| good	0.292 \| good
2025-07-22T06:00:00.000Z	33 \| good	5.721 \| good	24.664 \| good	22.813 \| good	1.146 \| good	8.317 \| good	0.27 \| good
2025-07-22T07:00:00.000Z	33 \| good	6.042 \| good	27.132 \| good	21.719 \| good	1.063 \| good	7.649 \| good	0.258 \| good
2025-07-22T08:00:00.000Z	33 \| good	5.922 \| good	25.549 \| good	19.999 \| good	0.979 \| good	6.981 \| good	0.246 \| good
2025-07-22T09:00:00.000Z	27 \| good	4.76 \| good	20.377 \| good	22.86 \| good	0.896 \| good	6.313 \| good	0.234 \| good
2025-07-22T10:00:00.000Z	20 \| good	3.461 \| good	15.39 \| good	22.434 \| good	0.883 \| good	5.872 \| good	0.23 \| good
2025-07-22T11:00:00.000Z	18 \| good	2.534 \| good	10.34 \| good	19.419 \| good	0.87 \| good	5.431 \| good	0.226 \| good
2025-07-22T12:00:00.000Z	22 \| good	3.993 \| good	17.336 \| good	19.46 \| good	0.857 \| good	4.99 \| good	0.222 \| good
2025-07-22T13:00:00.000Z	21 \| good	3.081 \| good	12.792 \| good	22.519 \| good	0.884 \| good	4.069 \| good	0.22 \| good
2025-07-22T14:00:00.000Z	33 \| good	6.173 \| good	27.635 \| good	24.976 \| good	0.91 \| good	3.147 \| good	0.218 \| good

Lemay

Empower business decisions with accurate air quality data

Lemay, Missouri air quality map: Real-time AQI near you

0.17ppm

How accurate is Missouri, USA air quality data?

Air quality measurements for Missouri, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.

Source: Ambee Data Sources

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Frequently asked questions

How frequently is the air quality data for Lemay, Missouri updated?

Air quality data for Lemay, Missouri is updated on an hourly basis.

When did Lemay, Missouri experience the worst air quality in the last 24 hours?

The worst air quality in Lemay, Missouri was recorded at 07:00:00 on 2025-07-19.

When did Lemay, Missouri have its best air quality in the last 24 hours?

The best air quality in Lemay, Missouri was recorded at 03:00:00 on 2025-07-19.

What is the real-time air quality index for Lemay, Missouri?

The real-time air quality index in Lemay, Missouri is 58, currently categorized as Moderate.

Which pollutant is found most often in Lemay, Missouri?

The most common pollutant in Lemay, Missouri is PM2.5.

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

If the air quality in Lemay, Missouri is poor, limit outdoor activities and use a mask to safeguard your health.

What are the current PM_2.5 levels in Lemay, Missouri?

The measured PM_2.5 levels in Lemay, Missouri at present are 13.077 μg/m³.

What are the current PM₁₀ levels at Lemay, Missouri?

The current PM₁₀ levels in Lemay, Missouri are 57.324 μg/m³.

What are the current carbon monoxide (CO) levels at Lemay, Missouri?

The current carbon monoxide (CO) level in Lemay, Missouri is 0.163 ppm.

What are the current sulfur dioxide (SO₂) levels at Lemay, Missouri?

The current sulfur dioxide (SO₂) levels in Lemay, Missouri are 1.102 ppb.

What are the current ozone (O₃) levels at Lemay, Missouri?

The current ozone (O₃) levels at Lemay, Missouri is 14.871 ppm.

What are the current nitrogen dioxide (NO₂) levels at Lemay, Missouri?

The current nitrogen dioxide (NO₂) levels at Lemay, Missouri is 2.692 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-19T16:00:00.000Z	49 \| good	9.471 \| good	40.48 \| good	20.089 \| good	0.393 \| good	3.613 \| good	0.252 \| good
2025-07-19T17:00:00.000Z	54 \| moderate	10.809 \| good	44.226 \| good	22.669 \| good	1.476 \| good	4.119 \| good	0.252 \| good
2025-07-19T18:00:00.000Z	54 \| moderate	11.116 \| good	49.556 \| good	24.349 \| good	1.993 \| good	4.57 \| good	0.251 \| good
2025-07-19T19:00:00.000Z	60 \| moderate	13.542 \| fine	60.629 \| fine	27.288 \| good	1.456 \| good	3.145 \| good	0.198 \| good
2025-07-19T20:00:00.000Z	58 \| moderate	12.551 \| fine	54.507 \| good	29.235 \| good	0.884 \| good	2.711 \| good	0.158 \| good
2025-07-19T21:00:00.000Z	44 \| good	8.188 \| good	35.309 \| good	34.156 \| good	0.582 \| good	2.693 \| good	0.196 \| good
2025-07-19T22:00:00.000Z	44 \| good	7.749 \| good	33.752 \| good	36.632 \| good	0.505 \| good	3.898 \| good	0.214 \| good
2025-07-19T23:00:00.000Z	49 \| good	9.026 \| good	38.958 \| good	38.843 \| good	0.757 \| good	4.003 \| good	0.212 \| good
2025-07-20T00:00:00.000Z	49 \| good	9.123 \| good	39.338 \| good	35.782 \| good	0.754 \| good	4.411 \| good	0.251 \| good
2025-07-20T01:00:00.000Z	54 \| moderate	10.797 \| good	45.825 \| good	33.068 \| good	0.536 \| good	4.619 \| good	0.252 \| good
2025-07-20T02:00:00.000Z	54 \| moderate	11.266 \| good	48.992 \| good	34.573 \| good	0.58 \| good	5.59 \| good	0.252 \| good
2025-07-20T03:00:00.000Z	54 \| moderate	11.179 \| good	47.453 \| good	29.604 \| good	1.074 \| good	5.847 \| good	0.306 \| good
2025-07-20T04:00:00.000Z	56 \| moderate	11.589 \| good	48.671 \| good	24.943 \| good	2.721 \| good	7.295 \| good	0.31 \| good
2025-07-20T05:00:00.000Z	56 \| moderate	12.266 \| fine	53.57 \| good	20.268 \| good	1.144 \| good	7.15 \| good	0.308 \| good
2025-07-20T06:00:00.000Z	58 \| moderate	12.613 \| fine	52.274 \| good	15.841 \| good	2.654 \| good	5.69 \| good	0.254 \| good
2025-07-20T07:00:00.000Z	58 \| moderate	12.617 \| fine	52.321 \| good	16.143 \| good	2.601 \| good	5.735 \| good	0.254 \| good
2025-07-20T08:00:00.000Z	58 \| moderate	12.65 \| fine	52.553 \| good	15.58 \| good	2.547 \| good	5.796 \| good	0.26 \| good
2025-07-20T09:00:00.000Z	58 \| moderate	12.787 \| fine	55.257 \| fine	11.137 \| good	0.861 \| good	4.638 \| good	0.2 \| good
2025-07-20T10:00:00.000Z	56 \| moderate	12.35 \| fine	54.039 \| good	12.38 \| good	1.806 \| good	2.872 \| good	0.157 \| good
2025-07-20T11:00:00.000Z	58 \| moderate	13.003 \| fine	55.746 \| fine	9.941 \| good	1.047 \| good	2.604 \| good	0.156 \| good
2025-07-20T12:00:00.000Z	56 \| moderate	12.049 \| good	53.785 \| good	10.668 \| good	1.045 \| good	3.936 \| good	0.156 \| good
2025-07-20T13:00:00.000Z	58 \| moderate	13.077 \| fine	57.324 \| fine	14.802 \| good	0.761 \| good	3.676 \| good	0.156 \| good
2025-07-20T14:00:00.000Z	58 \| moderate	13.077 \| fine	57.324 \| fine	14.871 \| good	1.102 \| good	2.692 \| good	0.163 \| good
2025-07-20T15:00:00.000Z	56 \| moderate	11.626 \| good	53.028 \| good	17.483 \| good	0.608 \| good	2.105 \| good	0.156 \| good
2025-07-20T16:00:00.000Z	56 \| moderate	11.708 \| good	50.345 \| good	21.595 \| good	1.224 \| good	1.967 \| good	0.159 \| good
2025-07-20T17:00:00.000Z	54 \| moderate	11.349 \| good	48.185 \| good	23.109 \| good	0.963 \| good	2.038 \| good	0.158 \| good
2025-07-20T18:00:00.000Z	54 \| moderate	10.573 \| good	46.12 \| good	27.751 \| good	1.296 \| good	2.302 \| good	0.21 \| good
2025-07-20T19:00:00.000Z	56 \| moderate	11.644 \| good	50.847 \| good	28.668 \| good	1.059 \| good	2.364 \| good	0.21 \| good
2025-07-20T20:00:00.000Z	49 \| good	9.274 \| good	40.073 \| good	27.828 \| good	0.861 \| good	2.374 \| good	0.21 \| good
2025-07-20T21:00:00.000Z	38 \| good	6.579 \| good	27.647 \| good	32.989 \| good	1.057 \| good	2.282 \| good	0.21 \| good
2025-07-20T22:00:00.000Z	33 \| good	5.523 \| good	22.933 \| good	36.153 \| good	1.158 \| good	2.201 \| good	0.21 \| good
2025-07-20T23:00:00.000Z	32 \| good	3.715 \| good	15.762 \| good	34.683 \| good	0.843 \| good	2.298 \| good	0.158 \| good
2025-07-21T00:00:00.000Z	38 \| good	6.907 \| good	31.95 \| good	33.229 \| good	1.127 \| good	2.604 \| good	0.158 \| good
2025-07-21T01:00:00.000Z	44 \| good	7.923 \| good	34.179 \| good	30.32 \| good	0.497 \| good	2.899 \| good	0.158 \| good
2025-07-21T02:00:00.000Z	44 \| good	8.04 \| good	34.777 \| good	25.626 \| good	0.478 \| good	2.924 \| good	0.158 \| good
2025-07-21T03:00:00.000Z	44 \| good	8.281 \| good	36.068 \| good	16.065 \| good	0.446 \| good	4.471 \| good	0.254 \| good
2025-07-21T04:00:00.000Z	44 \| good	7.943 \| good	34.169 \| good	17.118 \| good	0.413 \| good	5.183 \| good	0.214 \| good
2025-07-21T05:00:00.000Z	38 \| good	7.412 \| good	31.209 \| good	16.91 \| good	0.503 \| good	3.62 \| good	0.159 \| good
2025-07-21T06:00:00.000Z	49 \| good	8.903 \| good	37.199 \| good	17.783 \| good	1.964 \| good	2.387 \| good	0.104 \| good
2025-07-21T07:00:00.000Z	49 \| good	8.721 \| good	36.316 \| good	15.578 \| good	1.972 \| good	2.238 \| good	0.104 \| good
2025-07-21T08:00:00.000Z	49 \| good	8.721 \| good	36.316 \| good	20.22 \| good	1.979 \| good	2.248 \| good	0.104 \| good
2025-07-21T09:00:00.000Z	24 \| good	3.532 \| good	15.567 \| good	26.115 \| good	2.265 \| good	3.695 \| good	0.104 \| good
2025-07-21T10:00:00.000Z	29 \| good	1.087 \| good	4.828 \| good	30.68 \| good	0.951 \| good	3.839 \| good	0.104 \| good
2025-07-21T11:00:00.000Z	29 \| good	2.031 \| good	8.367 \| good	31.194 \| good	0.367 \| good	6.148 \| good	0.158 \| good
2025-07-21T12:00:00.000Z	30 \| good	2.944 \| good	12.518 \| good	32.338 \| good	0.248 \| good	6.309 \| good	0.158 \| good
2025-07-21T13:00:00.000Z	27 \| good	2.702 \| good	11.017 \| good	29.429 \| good	0.236 \| good	8.643 \| good	0.201 \| good
2025-07-21T14:00:00.000Z	27 \| good	2.279 \| good	10.048 \| good	29.1 \| good	0.333 \| good	9.029 \| good	0.257 \| good
2025-07-21T15:00:00.000Z	26 \| good	4.17 \| good	17.649 \| good	27.724 \| good	0.367 \| good	8.699 \| good	0.256 \| good
2025-07-21T15:00:00.000Z	26 \| good	4.17 \| good	17.649 \| good	27.724 \| good	0.367 \| good	8.699 \| good	0.256 \| good
2025-07-20T15:00:00.000Z	44 \| good	8.198 \| good	35.638 \| good	29.336 \| good	0.631 \| good	1.717 \| good	0.175 \| good
2025-07-20T16:00:00.000Z	52 \| moderate	9.938 \| good	44.143 \| good	35.667 \| good	0.696 \| good	1.534 \| good	0.167 \| good
2025-07-20T17:00:00.000Z	49 \| good	9.077 \| good	40.747 \| good	39.591 \| good	0.761 \| good	1.352 \| good	0.158 \| good
2025-07-20T18:00:00.000Z	52 \| moderate	10.374 \| good	46.211 \| good	38.476 \| good	0.825 \| good	1.169 \| good	0.15 \| good
2025-07-20T19:00:00.000Z	44 \| good	7.6 \| good	33.647 \| good	35.318 \| good	0.773 \| good	1.142 \| good	0.145 \| good
2025-07-20T20:00:00.000Z	33 \| good	5.845 \| good	26.234 \| good	33.966 \| good	0.721 \| good	1.116 \| good	0.14 \| good
2025-07-20T21:00:00.000Z	31 \| good	5.254 \| good	22.407 \| good	33.892 \| good	0.67 \| good	1.09 \| good	0.134 \| good
2025-07-20T22:00:00.000Z	44 \| good	8.15 \| good	35.412 \| good	32.998 \| good	0.639 \| good	1.836 \| good	0.147 \| good
2025-07-20T23:00:00.000Z	49 \| good	9 \| good	39.437 \| good	30.937 \| good	0.609 \| good	2.582 \| good	0.159 \| good
2025-07-21T00:00:00.000Z	49 \| good	8.779 \| good	38.091 \| good	31.788 \| good	0.578 \| good	3.328 \| good	0.172 \| good
2025-07-21T01:00:00.000Z	49 \| good	9.261 \| good	41.15 \| good	22.879 \| good	0.591 \| good	4.513 \| good	0.187 \| good
2025-07-21T02:00:00.000Z	54 \| moderate	10.668 \| good	47.131 \| good	17.521 \| good	0.604 \| good	5.697 \| good	0.202 \| good
2025-07-21T03:00:00.000Z	52 \| moderate	10.389 \| good	45.948 \| good	14.984 \| good	0.616 \| good	6.881 \| good	0.217 \| good
2025-07-21T04:00:00.000Z	52 \| moderate	9.521 \| good	42.566 \| good	15.887 \| good	0.583 \| good	5.971 \| good	0.207 \| good
2025-07-21T05:00:00.000Z	49 \| good	9.405 \| good	41.859 \| good	16.595 \| good	0.549 \| good	5.06 \| good	0.197 \| good
2025-07-21T06:00:00.000Z	44 \| good	7.788 \| good	34.151 \| good	13.549 \| good	0.516 \| good	4.15 \| good	0.187 \| good
2025-07-21T07:00:00.000Z	33 \| good	6.494 \| good	28.975 \| good	8.597 \| good	0.496 \| good	3.842 \| good	0.181 \| good
2025-07-21T08:00:00.000Z	33 \| good	6.457 \| good	28.632 \| good	11.751 \| good	0.477 \| good	3.534 \| good	0.175 \| good
2025-07-21T09:00:00.000Z	17 \| good	3.46 \| good	15.286 \| good	17.628 \| good	0.457 \| good	3.226 \| good	0.169 \| good
2025-07-21T10:00:00.000Z	19 \| good	1.964 \| good	8.143 \| good	20.559 \| good	0.45 \| good	3.388 \| good	0.169 \| good
2025-07-21T11:00:00.000Z	27 \| good	4.516 \| good	19.576 \| good	18.419 \| good	0.443 \| good	3.549 \| good	0.169 \| good
2025-07-21T12:00:00.000Z	22 \| good	4.234 \| good	18.239 \| good	20.408 \| good	0.436 \| good	3.711 \| good	0.169 \| good
2025-07-21T13:00:00.000Z	22 \| good	4.484 \| good	19.526 \| good	23.471 \| good	0.591 \| good	3.161 \| good	0.172 \| good
2025-07-21T14:00:00.000Z	27 \| good	5.197 \| good	22.712 \| good	26.19 \| good	0.747 \| good	2.612 \| good	0.175 \| good
2025-07-21T15:00:00.000Z	31 \| good	4.519 \| good	19.431 \| good	33.252 \| good	0.902 \| good	2.062 \| good	0.177 \| good
2025-07-21T16:00:00.000Z	36 \| good	4.696 \| good	20.251 \| good	38.824 \| good	0.969 \| good	1.84 \| good	0.172 \| good
2025-07-21T17:00:00.000Z	42 \| good	6.966 \| good	31.081 \| good	45.025 \| good	1.036 \| good	1.618 \| good	0.167 \| good
2025-07-21T18:00:00.000Z	52 \| moderate	9.515 \| good	42.155 \| good	47.335 \| good	1.103 \| good	1.395 \| good	0.162 \| good
2025-07-21T19:00:00.000Z	45 \| good	7.393 \| good	32.352 \| good	48.973 \| good	1.101 \| good	1.38 \| good	0.16 \| good
2025-07-21T20:00:00.000Z	47 \| good	7.086 \| good	31.029 \| good	51.051 \| good	1.099 \| good	1.364 \| good	0.159 \| good
2025-07-21T21:00:00.000Z	50 \| good	8.005 \| good	35.046 \| good	54.426 \| good	1.097 \| good	1.348 \| good	0.157 \| good
2025-07-21T22:00:00.000Z	52 \| moderate	9.612 \| good	42.598 \| good	47.453 \| good	1.063 \| good	2.601 \| good	0.173 \| good
2025-07-21T23:00:00.000Z	44 \| good	8.46 \| good	36.859 \| good	41.373 \| good	1.028 \| good	3.853 \| good	0.188 \| good
2025-07-22T00:00:00.000Z	31 \| good	5.432 \| good	23.19 \| good	34.218 \| good	0.994 \| good	5.106 \| good	0.204 \| good
2025-07-22T01:00:00.000Z	38 \| good	6.905 \| good	30.46 \| good	29.496 \| good	1.062 \| good	7.948 \| good	0.248 \| good
2025-07-22T02:00:00.000Z	44 \| good	7.989 \| good	35.234 \| good	24.858 \| good	1.131 \| good	10.79 \| good	0.293 \| good
2025-07-22T03:00:00.000Z	38 \| good	6.895 \| good	30.576 \| good	17.871 \| good	1.199 \| good	13.632 \| good	0.338 \| good
2025-07-22T04:00:00.000Z	44 \| good	7.803 \| good	34.492 \| good	15.719 \| good	1.182 \| good	11.86 \| good	0.315 \| good
2025-07-22T05:00:00.000Z	33 \| good	6.078 \| good	26.082 \| good	17.164 \| good	1.164 \| good	10.089 \| good	0.292 \| good
2025-07-22T06:00:00.000Z	33 \| good	5.721 \| good	24.664 \| good	22.813 \| good	1.146 \| good	8.317 \| good	0.27 \| good
2025-07-22T07:00:00.000Z	33 \| good	6.042 \| good	27.132 \| good	21.719 \| good	1.063 \| good	7.649 \| good	0.258 \| good
2025-07-22T08:00:00.000Z	33 \| good	5.922 \| good	25.549 \| good	19.999 \| good	0.979 \| good	6.981 \| good	0.246 \| good
2025-07-22T09:00:00.000Z	27 \| good	4.76 \| good	20.377 \| good	22.86 \| good	0.896 \| good	6.313 \| good	0.234 \| good
2025-07-22T10:00:00.000Z	20 \| good	3.461 \| good	15.39 \| good	22.434 \| good	0.883 \| good	5.872 \| good	0.23 \| good
2025-07-22T11:00:00.000Z	18 \| good	2.534 \| good	10.34 \| good	19.419 \| good	0.87 \| good	5.431 \| good	0.226 \| good
2025-07-22T12:00:00.000Z	22 \| good	3.993 \| good	17.336 \| good	19.46 \| good	0.857 \| good	4.99 \| good	0.222 \| good
2025-07-22T13:00:00.000Z	21 \| good	3.081 \| good	12.792 \| good	22.519 \| good	0.884 \| good	4.069 \| good	0.22 \| good
2025-07-22T14:00:00.000Z	33 \| good	6.173 \| good	27.635 \| good	24.976 \| good	0.91 \| good	3.147 \| good	0.218 \| good

Real-time air quality index in Lemay, Missouri today

Common air pollutants in Lemay, Missouri

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Lemay, Missouri air quality forecast and history

Empower business decisions with accurate air quality data

Lemay, Missouri air quality map: Real-time AQI near you

Air quality in nearby cities

Mehlville, Missouri

Affton, Missouri

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How accurate is Missouri, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently is the air quality data for Lemay, Missouri updated?

When did Lemay, Missouri experience the worst air quality in the last 24 hours?

When did Lemay, Missouri have its best air quality in the last 24 hours?

What is the real-time air quality index for Lemay, Missouri?

Which pollutant is found most often in Lemay, Missouri?

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

What are the current PM2.5 levels in Lemay, Missouri?

What are the current PM10 levels at Lemay, Missouri?

What are the current carbon monoxide (CO) levels at Lemay, Missouri?

What are the current sulfur dioxide (SO2) levels at Lemay, Missouri?

What are the current ozone (O3) levels at Lemay, Missouri?

What are the current nitrogen dioxide (NO2) levels at Lemay, Missouri?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What are the current PM_2.5 levels in Lemay, Missouri?

What are the current PM₁₀ levels at Lemay, Missouri?

What are the current sulfur dioxide (SO₂) levels at Lemay, Missouri?

What are the current ozone (O₃) levels at Lemay, Missouri?

What are the current nitrogen dioxide (NO₂) levels at Lemay, Missouri?