What is the current level of PM10 in Norwalk, Iowa?

Norwalk, Iowa currently has a PM10 concentration of 24.04 μg/m3.

What is the current level of sulfur dioxide (SO2) in Norwalk, Iowa?

The current sulfur dioxide (SO2) concentration in Norwalk, Iowa is 0.594 ppb.

What is the current level of ozone (O3) in Norwalk, Iowa?

Norwalk, Iowa currently has an ozone (O3) concentration of 40.666 ppm.

What is the current level of nitrogen dioxide (NO2) in Norwalk, Iowa?

The current level of nitrogen dioxide (NO2) in Norwalk, Iowa is 2.147 ppb.

Current air quality index in Norwalk, Iowa today

Name: Live air pollution levels in Norwalk, Iowa today
Creator: Ambee

Stay updated with real-time air quality in Norwalk, Iowa 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

Norwalk, Iowa

Last updated: ... (Local time)

Common air pollutants in Norwalk, Iowa

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.32 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

11.05 μg/m³

155

255

425

605+

Ozone (O₃)

37.20 ppb

201

201+

Sulfur Dioxide (SO₂)

0.55 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.01 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.12 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Norwalk, Iowa

Scroll To Air Quality Map

Track live Norwalk, Iowa air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-18T13:00:00.000Z	22 \| good	4.399 \| good	20.112 \| good	14.834 \| good	0.575 \| good	5.844 \| good	0.262 \| good
2025-07-18T14:00:00.000Z	27 \| good	5.226 \| good	21.961 \| good	14.83 \| good	0.536 \| good	6.605 \| good	0.282 \| good
2025-07-18T15:00:00.000Z	27 \| good	5.081 \| good	22.01 \| good	14.868 \| good	1.343 \| good	5.629 \| good	0.286 \| good
2025-07-18T16:00:00.000Z	27 \| good	5.077 \| good	21.916 \| good	16.556 \| good	1.127 \| good	5.205 \| good	0.243 \| good
2025-07-18T17:00:00.000Z	44 \| good	7.84 \| good	38.68 \| good	20.253 \| good	1.501 \| good	5.081 \| good	0.263 \| good
2025-07-18T18:00:00.000Z	44 \| good	7.783 \| good	34.989 \| good	23.108 \| good	1.419 \| good	3.229 \| good	0.237 \| good
2025-07-18T19:00:00.000Z	44 \| good	8.023 \| good	35.525 \| good	27.585 \| good	1.358 \| good	3.138 \| good	0.257 \| good
2025-07-18T20:00:00.000Z	38 \| good	6.986 \| good	31.304 \| good	31.105 \| good	0.998 \| good	3.485 \| good	0.237 \| good
2025-07-18T21:00:00.000Z	44 \| good	8.069 \| good	33.068 \| good	32.763 \| good	0.831 \| good	3.331 \| good	0.257 \| good
2025-07-18T22:00:00.000Z	38 \| good	7.078 \| good	25.691 \| good	34.165 \| good	0.745 \| good	2.647 \| good	0.213 \| good
2025-07-18T23:00:00.000Z	44 \| good	7.871 \| good	33.008 \| good	35.444 \| good	0.859 \| good	3.083 \| good	0.211 \| good
2025-07-19T00:00:00.000Z	44 \| good	8.149 \| good	30.288 \| good	34.503 \| good	1.711 \| good	3.107 \| good	0.213 \| good
2025-07-19T01:00:00.000Z	44 \| good	7.98 \| good	30.194 \| good	32.569 \| good	1.66 \| good	4.016 \| good	0.257 \| good
2025-07-19T02:00:00.000Z	38 \| good	7.457 \| good	29.017 \| good	30.663 \| good	1.257 \| good	4.607 \| good	0.257 \| good
2025-07-19T03:00:00.000Z	38 \| good	7.018 \| good	32.585 \| good	28.915 \| good	0.547 \| good	3.517 \| good	0.257 \| good
2025-07-19T04:00:00.000Z	38 \| good	7.248 \| good	30.406 \| good	27.346 \| good	0.385 \| good	5.238 \| good	0.237 \| good
2025-07-19T05:00:00.000Z	33 \| good	6.125 \| good	29.233 \| good	26.556 \| good	0.465 \| good	4.025 \| good	0.237 \| good
2025-07-19T06:00:00.000Z	38 \| good	7.387 \| good	36.106 \| good	23.628 \| good	0.522 \| good	5.192 \| good	0.217 \| good
2025-07-19T07:00:00.000Z	38 \| good	6.949 \| good	34.708 \| good	20.394 \| good	0.54 \| good	5.16 \| good	0.217 \| good
2025-07-19T08:00:00.000Z	38 \| good	7.498 \| good	28.357 \| good	22.15 \| good	0.559 \| good	4.866 \| good	0.217 \| good
2025-07-19T09:00:00.000Z	44 \| good	7.809 \| good	36.92 \| good	19.456 \| good	0.874 \| good	4.38 \| good	0.193 \| good
2025-07-19T10:00:00.000Z	44 \| good	8.203 \| good	34.639 \| good	21.804 \| good	0.452 \| good	4.497 \| good	0.193 \| good
2025-07-19T11:00:00.000Z	49 \| good	8.987 \| good	44.614 \| good	20.108 \| good	0.664 \| good	3.189 \| good	0.193 \| good
2025-07-19T12:00:00.000Z	49 \| good	9.194 \| good	36.797 \| good	22.421 \| good	1.048 \| good	3.529 \| good	0.193 \| good
2025-07-19T13:00:00.000Z	33 \| good	5.734 \| good	20.462 \| good	23.087 \| good	0.531 \| good	4.122 \| good	0.213 \| good
2025-07-19T14:00:00.000Z	52 \| moderate	9.532 \| good	39.7 \| good	33.232 \| good	0.803 \| good	4.496 \| good	0.213 \| good
2025-07-19T15:00:00.000Z	31 \| good	4.607 \| good	23.062 \| good	34.311 \| good	0.932 \| good	4.689 \| good	0.262 \| good
2025-07-19T16:00:00.000Z	36 \| good	6.471 \| good	25.084 \| good	38.529 \| good	1.519 \| good	3.499 \| good	0.213 \| good
2025-07-19T17:00:00.000Z	37 \| good	5.88 \| good	19.111 \| good	40.066 \| good	1.606 \| good	3.658 \| good	0.213 \| good
2025-07-19T18:00:00.000Z	44 \| good	7.879 \| good	22.459 \| good	40.765 \| good	0.869 \| good	3.428 \| good	0.236 \| good
2025-07-19T19:00:00.000Z	38 \| good	6.634 \| good	22.798 \| good	37.046 \| good	0.823 \| good	2.678 \| good	0.219 \| good
2025-07-19T20:00:00.000Z	38 \| good	6.568 \| good	24.04 \| good	40.666 \| good	0.594 \| good	2.147 \| good	0.176 \| good
2025-07-19T21:00:00.000Z	39 \| good	6.544 \| good	18.617 \| good	42.485 \| good	0.529 \| good	1.928 \| good	0.196 \| good
2025-07-19T22:00:00.000Z	36 \| good	6.093 \| good	21.46 \| good	39.422 \| good	0.59 \| good	1.978 \| good	0.176 \| good
2025-07-19T23:00:00.000Z	38 \| good	7.357 \| good	24.664 \| good	39.203 \| good	0.528 \| good	1.991 \| good	0.236 \| good
2025-07-20T00:00:00.000Z	38 \| good	7.36 \| good	35.053 \| good	38.844 \| good	0.565 \| good	2.217 \| good	0.236 \| good
2025-07-20T01:00:00.000Z	44 \| good	7.861 \| good	35.403 \| good	36.452 \| good	0.526 \| good	1.991 \| good	0.237 \| good
2025-07-20T02:00:00.000Z	44 \| good	8.466 \| good	39.582 \| good	33.295 \| good	0.526 \| good	2.989 \| good	0.237 \| good
2025-07-20T03:00:00.000Z	38 \| good	6.637 \| good	38.27 \| good	29.355 \| good	0.526 \| good	3.82 \| good	0.256 \| good
2025-07-20T04:00:00.000Z	33 \| good	6.179 \| good	26.981 \| good	30.121 \| good	0.602 \| good	3.451 \| good	0.252 \| good
2025-07-20T05:00:00.000Z	27 \| good	4.071 \| good	22.863 \| good	28.742 \| good	0.554 \| good	3.757 \| good	0.273 \| good
2025-07-20T06:00:00.000Z	27 \| good	3.965 \| good	15.468 \| good	29.188 \| good	0.507 \| good	5.109 \| good	0.231 \| good
2025-07-20T07:00:00.000Z	27 \| good	4.464 \| good	21.144 \| good	28.961 \| good	0.488 \| good	2.464 \| good	0.254 \| good
2025-07-20T08:00:00.000Z	27 \| good	4.869 \| good	23.89 \| good	28.018 \| good	0.737 \| good	2.214 \| good	0.214 \| good
2025-07-20T09:00:00.000Z	29 \| good	2.04 \| good	4.894 \| good	31.14 \| good	0.99 \| good	2.437 \| good	0.174 \| good
2025-07-20T10:00:00.000Z	29 \| good	2.283 \| good	16.178 \| good	30.962 \| good	0.609 \| good	4.316 \| good	0.157 \| good
2025-07-20T11:00:00.000Z	31 \| good	3.404 \| good	14.688 \| good	32.692 \| good	0.509 \| good	3.144 \| good	0.117 \| good
2025-07-20T12:00:00.000Z	34 \| good	3.318 \| good	11.053 \| good	37.204 \| good	0.55 \| good	3.011 \| good	0.117 \| good
2025-07-20T12:00:00.000Z	34 \| good	3.318 \| good	11.053 \| good	37.204 \| good	0.55 \| good	3.011 \| good	0.117 \| good
2025-07-19T22:00:00.000Z	38 \| good	7.179 \| good	31.938 \| good	40.332 \| good	0.148 \| good	1.546 \| good	0.165 \| good
2025-07-19T23:00:00.000Z	37 \| good	5.742 \| good	24.976 \| good	40.396 \| good	0.156 \| good	1.952 \| good	0.168 \| good
2025-07-20T00:00:00.000Z	38 \| good	5.026 \| good	21.93 \| good	40.67 \| good	0.165 \| good	2.359 \| good	0.172 \| good
2025-07-20T01:00:00.000Z	44 \| good	8.431 \| good	37.114 \| good	34.26 \| good	0.199 \| good	4.972 \| good	0.192 \| good
2025-07-20T02:00:00.000Z	49 \| good	9.478 \| good	42.182 \| good	31.472 \| good	0.232 \| good	7.586 \| good	0.213 \| good
2025-07-20T03:00:00.000Z	49 \| good	9.045 \| good	40.742 \| good	29.785 \| good	0.266 \| good	10.2 \| good	0.234 \| good
2025-07-20T04:00:00.000Z	49 \| good	9.265 \| good	41.084 \| good	28.192 \| good	0.248 \| good	8.808 \| good	0.226 \| good
2025-07-20T05:00:00.000Z	49 \| good	9.347 \| good	41.783 \| good	28.501 \| good	0.231 \| good	7.416 \| good	0.218 \| good
2025-07-20T06:00:00.000Z	54 \| moderate	10.802 \| good	47.93 \| good	28.707 \| good	0.213 \| good	6.024 \| good	0.21 \| good
2025-07-20T07:00:00.000Z	49 \| good	9.197 \| good	41 \| good	26.217 \| good	0.22 \| good	5.275 \| good	0.198 \| good
2025-07-20T08:00:00.000Z	44 \| good	8.157 \| good	35.852 \| good	28.609 \| good	0.227 \| good	4.526 \| good	0.187 \| good
2025-07-20T09:00:00.000Z	54 \| moderate	11.316 \| good	49.878 \| good	30.494 \| good	0.235 \| good	3.777 \| good	0.175 \| good
2025-07-20T10:00:00.000Z	49 \| good	8.987 \| good	40.344 \| good	22.899 \| good	0.208 \| good	3.452 \| good	0.171 \| good
2025-07-20T11:00:00.000Z	33 \| good	5.585 \| good	24.031 \| good	24.308 \| good	0.181 \| good	3.126 \| good	0.167 \| good
2025-07-20T12:00:00.000Z	28 \| good	4.465 \| good	19.059 \| good	29.67 \| good	0.154 \| good	2.8 \| good	0.163 \| good
2025-07-20T13:00:00.000Z	33 \| good	5.505 \| good	23.846 \| good	29.373 \| good	0.182 \| good	2.626 \| good	0.163 \| good
2025-07-20T14:00:00.000Z	49 \| good	9.451 \| good	42.093 \| good	29.584 \| good	0.211 \| good	2.451 \| good	0.163 \| good
2025-07-20T15:00:00.000Z	49 \| good	9.21 \| good	41.092 \| good	32.298 \| good	0.239 \| good	2.277 \| good	0.164 \| good
2025-07-20T16:00:00.000Z	49 \| good	9.254 \| good	41.126 \| good	38.08 \| good	0.228 \| good	1.987 \| good	0.162 \| good
2025-07-20T17:00:00.000Z	41 \| good	6.811 \| good	30.182 \| good	44.198 \| good	0.218 \| good	1.698 \| good	0.161 \| good
2025-07-20T18:00:00.000Z	41 \| good	5.618 \| good	24.114 \| good	43.807 \| good	0.207 \| good	1.408 \| good	0.16 \| good
2025-07-20T19:00:00.000Z	40 \| good	2.59 \| good	10.223 \| good	43.139 \| good	0.192 \| good	1.376 \| good	0.162 \| good
2025-07-20T20:00:00.000Z	45 \| good	5.153 \| good	22.147 \| good	48.769 \| good	0.176 \| good	1.343 \| good	0.164 \| good
2025-07-20T21:00:00.000Z	45 \| good	3.813 \| good	16.881 \| good	48.593 \| good	0.161 \| good	1.311 \| good	0.166 \| good
2025-07-20T22:00:00.000Z	41 \| good	5.965 \| good	26.733 \| good	44.281 \| good	0.161 \| good	1.61 \| good	0.172 \| good
2025-07-20T23:00:00.000Z	34 \| good	4.128 \| good	17.943 \| good	36.979 \| good	0.16 \| good	1.91 \| good	0.178 \| good
2025-07-21T00:00:00.000Z	29 \| good	2.323 \| good	9.869 \| good	30.602 \| good	0.16 \| good	2.209 \| good	0.184 \| good
2025-07-21T01:00:00.000Z	33 \| good	6.065 \| good	26.981 \| good	30.835 \| good	0.165 \| good	2.856 \| good	0.191 \| good
2025-07-21T02:00:00.000Z	38 \| good	6.857 \| good	30.2 \| good	21.943 \| good	0.17 \| good	3.503 \| good	0.199 \| good
2025-07-21T03:00:00.000Z	49 \| good	8.996 \| good	39.427 \| good	24.579 \| good	0.175 \| good	4.15 \| good	0.206 \| good
2025-07-21T04:00:00.000Z	52 \| moderate	10.212 \| good	45.077 \| good	26.272 \| good	0.184 \| good	4.013 \| good	0.204 \| good
2025-07-21T05:00:00.000Z	56 \| moderate	12.142 \| fine	54.601 \| good	24.93 \| good	0.193 \| good	3.875 \| good	0.203 \| good
2025-07-21T06:00:00.000Z	52 \| moderate	9.907 \| good	43.929 \| good	27.653 \| good	0.202 \| good	3.738 \| good	0.201 \| good
2025-07-21T07:00:00.000Z	49 \| good	9.132 \| good	40.948 \| good	26.268 \| good	0.199 \| good	3.533 \| good	0.2 \| good
2025-07-21T08:00:00.000Z	38 \| good	6.94 \| good	30.783 \| good	29.876 \| good	0.196 \| good	3.328 \| good	0.198 \| good
2025-07-21T09:00:00.000Z	49 \| good	8.53 \| good	37.176 \| good	27.005 \| good	0.192 \| good	3.123 \| good	0.197 \| good
2025-07-21T10:00:00.000Z	56 \| moderate	12.24 \| fine	55.017 \| fine	23.98 \| good	0.201 \| good	3.037 \| good	0.197 \| good
2025-07-21T11:00:00.000Z	38 \| good	6.585 \| good	29.2 \| good	28.648 \| good	0.209 \| good	2.951 \| good	0.197 \| good
2025-07-21T12:00:00.000Z	44 \| good	7.758 \| good	34.093 \| good	31.442 \| good	0.218 \| good	2.865 \| good	0.196 \| good
2025-07-21T13:00:00.000Z	38 \| good	6.761 \| good	29.971 \| good	29.605 \| good	0.183 \| good	2.65 \| good	0.197 \| good
2025-07-21T14:00:00.000Z	33 \| good	6.463 \| good	29.041 \| good	28.688 \| good	0.149 \| good	2.434 \| good	0.197 \| good
2025-07-21T15:00:00.000Z	44 \| good	8.435 \| good	37.122 \| good	31.355 \| good	0.114 \| good	2.218 \| good	0.198 \| good
2025-07-21T16:00:00.000Z	38 \| good	7.043 \| good	31.2 \| good	36.078 \| good	0.144 \| good	1.944 \| good	0.19 \| good
2025-07-21T17:00:00.000Z	49 \| good	8.716 \| good	38.013 \| good	38.064 \| good	0.173 \| good	1.67 \| good	0.181 \| good
2025-07-21T18:00:00.000Z	56 \| moderate	11.954 \| good	53.762 \| good	41.953 \| good	0.203 \| good	1.395 \| good	0.173 \| good
2025-07-21T19:00:00.000Z	52 \| moderate	10.201 \| good	45.024 \| good	43.537 \| good	0.233 \| good	1.237 \| good	0.172 \| good
2025-07-21T20:00:00.000Z	56 \| moderate	12.255 \| fine	54.983 \| good	41.29 \| good	0.262 \| good	1.078 \| good	0.17 \| good
2025-07-21T21:00:00.000Z	52 \| moderate	9.723 \| good	43.054 \| good	41.676 \| good	0.292 \| good	0.919 \| good	0.169 \| good

Norwalk

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Norwalk, Iowa

0.18ppm

How accurate is Iowa, USA air quality data?

The air quality data for Iowa, 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 Norwalk, Iowa get updated?

Air quality updates for Norwalk, Iowa are available every hour.

What time in the past 24 hours saw the poorest air quality in Norwalk, Iowa?

Norwalk, Iowa experienced its worst air quality at 02:00:00, 2025-07-19.

When was air quality in Norwalk, Iowa the best over the past 24 hours?

The best air quality in Norwalk, Iowa was observed at 03:00:00 on 2025-07-19.

What is the air quality in Norwalk, Iowa right now?

The air quality in Norwalk, Iowa right now is Good, with an AQI of 38.

What pollutant is most frequently found in Norwalk, Iowa?

In Norwalk, Iowa, O3 is the most frequently found pollutant.

What can I do if the air quality in Norwalk, Iowa is poor?

When air quality in Norwalk, Iowa is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Norwalk, Iowa right now?

Norwalk, Iowa currently has a PM_2.5 concentration of 6.568 μg/m³.

What is the current level of PM₁₀ in Norwalk, Iowa?

Norwalk, Iowa currently has a PM₁₀ concentration of 24.04 μg/m³.

What is the current level of carbon monoxide (CO) in Norwalk, Iowa?

The current carbon monoxide (CO) level in Norwalk, Iowa is 0.176 ppm.

What is the current level of sulfur dioxide (SO₂) in Norwalk, Iowa?

The current sulfur dioxide (SO₂) concentration in Norwalk, Iowa is 0.594 ppb.

What is the current level of ozone (O₃) in Norwalk, Iowa?

Norwalk, Iowa currently has an ozone (O₃) concentration of 40.666 ppm.

What is the current level of nitrogen dioxide (NO₂) in Norwalk, Iowa?

The current level of nitrogen dioxide (NO₂) in Norwalk, Iowa is 2.147 ppb.

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