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

Norwalk, Iowa currently has a PM10 concentration of 104.321 μg/m3.

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

The current sulfur dioxide (SO2) concentration in Norwalk, Iowa is 0.463 ppb.

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

Norwalk, Iowa currently has an ozone (O3) concentration of 35.956 ppm.

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

The current level of nitrogen dioxide (NO2) in Norwalk, Iowa is 4.07 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)

Moderate

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)

28.12 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

104.32 μg/m³

155

255

425

605+

Ozone (O₃)

35.96 ppb

201

201+

Sulfur Dioxide (SO₂)

0.46 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.07 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.30 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
2025-09-02T23:00:00.000Z	39 \| good	6.319 \| good	29.81 \| good	42.222 \| good	0.559 \| good	2.386 \| good	0.206 \| good
2025-09-03T00:00:00.000Z	35 \| good	6.363 \| good	26.746 \| good	37.908 \| good	0.658 \| good	2.618 \| good	0.183 \| good
2025-09-03T01:00:00.000Z	33 \| good	6.263 \| good	25.143 \| good	31.63 \| good	0.403 \| good	3.084 \| good	0.206 \| good
2025-09-03T02:00:00.000Z	49 \| good	8.714 \| good	35.686 \| good	28.788 \| good	0.371 \| good	3.048 \| good	0.206 \| good
2025-09-03T03:00:00.000Z	56 \| moderate	11.917 \| good	52.782 \| good	24.638 \| good	0.327 \| good	6.578 \| good	0.186 \| good
2025-09-03T04:00:00.000Z	38 \| good	7.168 \| good	26.417 \| good	29.296 \| good	0.584 \| good	5.089 \| good	0.206 \| good
2025-09-03T05:00:00.000Z	38 \| good	7.476 \| good	34.38 \| good	27.397 \| good	0.505 \| good	5.449 \| good	0.249 \| good
2025-09-03T06:00:00.000Z	44 \| good	7.607 \| good	26.412 \| good	24.192 \| good	0.542 \| good	5.025 \| good	0.223 \| good
2025-09-03T07:00:00.000Z	49 \| good	8.857 \| good	43.178 \| good	24.923 \| good	0.524 \| good	3.969 \| good	0.2 \| good
2025-09-03T08:00:00.000Z	44 \| good	7.675 \| good	34.219 \| good	21.355 \| good	0.523 \| good	3.292 \| good	0.217 \| good
2025-09-03T09:00:00.000Z	33 \| good	6.24 \| good	24.204 \| good	19.24 \| good	0.552 \| good	1.857 \| good	0.197 \| good
2025-09-03T10:00:00.000Z	38 \| good	6.65 \| good	23.393 \| good	20.743 \| good	0.488 \| good	4.109 \| good	0.197 \| good
2025-09-03T11:00:00.000Z	33 \| good	6.297 \| good	33.443 \| good	21.714 \| good	0.491 \| good	6.611 \| good	0.257 \| good
2025-09-03T12:00:00.000Z	38 \| good	7.477 \| good	32.302 \| good	17.687 \| good	0.51 \| good	8.762 \| good	0.283 \| good
2025-09-03T13:00:00.000Z	49 \| good	9.457 \| good	41.823 \| good	16.733 \| good	0.527 \| good	8.202 \| good	0.346 \| good
2025-09-03T14:00:00.000Z	38 \| good	7.293 \| good	39.652 \| good	19.471 \| good	0.488 \| good	9.853 \| good	0.289 \| good
2025-09-03T15:00:00.000Z	44 \| good	7.786 \| good	34.29 \| good	19.692 \| good	0.358 \| good	8.211 \| good	0.246 \| good
2025-09-03T16:00:00.000Z	38 \| good	6.883 \| good	33.821 \| good	22.205 \| good	0.397 \| good	6.268 \| good	0.2 \| good
2025-09-03T17:00:00.000Z	54 \| moderate	10.702 \| good	49.257 \| good	23.489 \| good	0.581 \| good	5.322 \| good	0.223 \| good
2025-09-03T18:00:00.000Z	54 \| moderate	11.423 \| good	42.338 \| good	25.227 \| good	0.628 \| good	5.227 \| good	0.208 \| good
2025-09-03T19:00:00.000Z	62 \| moderate	14.873 \| fine	71.477 \| fine	23.951 \| good	0.819 \| good	3.622 \| good	0.188 \| good
2025-09-03T20:00:00.000Z	64 \| moderate	16.165 \| fine	51.617 \| good	27.897 \| good	0.461 \| good	2.767 \| good	0.206 \| good
2025-09-03T21:00:00.000Z	73 \| moderate	20.527 \| fine	77.858 \| fine	26.687 \| good	0.451 \| good	1.528 \| good	0.245 \| good
2025-09-03T22:00:00.000Z	67 \| moderate	17.801 \| fine	72.708 \| fine	26.591 \| good	0.479 \| good	3.182 \| good	0.229 \| good
2025-09-03T23:00:00.000Z	73 \| moderate	20.856 \| fine	52.289 \| good	26.694 \| good	0.196 \| good	2.719 \| good	0.292 \| good
2025-09-04T00:00:00.000Z	69 \| moderate	19.012 \| fine	68.758 \| fine	29.31 \| good	0.452 \| good	2.288 \| good	0.252 \| good
2025-09-04T01:00:00.000Z	67 \| moderate	18.429 \| fine	61.106 \| fine	28.868 \| good	0.413 \| good	2.196 \| good	0.274 \| good
2025-09-04T02:00:00.000Z	64 \| moderate	16.332 \| fine	68.94 \| fine	27.938 \| good	0.393 \| good	1.918 \| good	0.254 \| good
2025-09-04T03:00:00.000Z	66 \| moderate	16.707 \| fine	58.722 \| fine	25.864 \| good	0.379 \| good	1.929 \| good	0.32 \| good
2025-09-04T04:00:00.000Z	71 \| moderate	19.771 \| fine	72.521 \| fine	22.995 \| good	0.574 \| good	1.825 \| good	0.274 \| good
2025-09-04T05:00:00.000Z	81 \| moderate	25.087 \| fine	87.1 \| fine	21.058 \| good	0.527 \| good	2.661 \| good	0.274 \| good
2025-09-04T06:00:00.000Z	77 \| moderate	23.005 \| fine	92.788 \| fine	20.214 \| good	0.567 \| good	2.341 \| good	0.252 \| good
2025-09-04T07:00:00.000Z	77 \| moderate	22.629 \| fine	94.066 \| fine	17.823 \| good	0.536 \| good	3.162 \| good	0.252 \| good
2025-09-04T08:00:00.000Z	71 \| moderate	20.341 \| fine	78.786 \| fine	16.698 \| good	0.536 \| good	3.055 \| good	0.252 \| good
2025-09-04T09:00:00.000Z	73 \| moderate	20.848 \| fine	92.782 \| fine	17.798 \| good	0.532 \| good	3.428 \| good	0.272 \| good
2025-09-04T10:00:00.000Z	69 \| moderate	19.193 \| fine	82.269 \| fine	15.29 \| good	0.532 \| good	4.522 \| good	0.252 \| good
2025-09-04T11:00:00.000Z	71 \| moderate	20.176 \| fine	74.849 \| fine	12.539 \| good	0.35 \| good	6.711 \| good	0.249 \| good
2025-09-04T12:00:00.000Z	73 \| moderate	21.342 \| fine	94.183 \| fine	14.8 \| good	0.4 \| good	6.319 \| good	0.25 \| good
2025-09-04T13:00:00.000Z	33 \| good	5.795 \| good	25.352 \| good	21.508 \| good	0.249 \| good	5.464 \| good	0.241 \| good
2025-09-04T14:00:00.000Z	73 \| moderate	21.476 \| fine	91.917 \| fine	15.885 \| good	0.476 \| good	7.544 \| good	0.36 \| good
2025-09-04T15:00:00.000Z	69 \| moderate	19.077 \| fine	67.751 \| fine	16.438 \| good	0.725 \| good	6.96 \| good	0.338 \| good
2025-09-04T16:00:00.000Z	67 \| moderate	18.291 \| fine	81.688 \| fine	19.673 \| good	0.548 \| good	4.901 \| good	0.292 \| good
2025-09-04T17:00:00.000Z	71 \| moderate	19.543 \| fine	72.458 \| fine	26.399 \| good	0.551 \| good	3.94 \| good	0.269 \| good
2025-09-04T18:00:00.000Z	75 \| moderate	22.139 \| fine	78.787 \| fine	28.93 \| good	0.603 \| good	2.717 \| good	0.282 \| good
2025-09-04T19:00:00.000Z	79 \| moderate	23.647 \| fine	104.922 \| fine	30.316 \| good	0.585 \| good	3.384 \| good	0.302 \| good
2025-09-04T20:00:00.000Z	82 \| moderate	26.021 \| fine	112.347 \| fine	35.636 \| good	0.481 \| good	4.812 \| good	0.302 \| good
2025-09-04T21:00:00.000Z	84 \| moderate	27.05 \| fine	111.815 \| fine	36.543 \| good	0.423 \| good	4.162 \| good	0.302 \| good
2025-09-04T22:00:00.000Z	86 \| moderate	28.123 \| fine	104.321 \| fine	35.956 \| good	0.463 \| good	4.07 \| good	0.296 \| good
2025-09-04T22:00:00.000Z	86 \| moderate	28.123 \| fine	104.321 \| fine	35.956 \| good	0.463 \| good	4.07 \| good	0.296 \| good
2025-09-04T16:00:00.000Z	77 \| moderate	22.992 \| fine	100.898 \| fine	45.445 \| good	0.282 \| good	2.265 \| good	0.232 \| good
2025-09-04T17:00:00.000Z	66 \| moderate	17.276 \| fine	76.966 \| fine	43.081 \| good	0.276 \| good	1.483 \| good	0.227 \| good
2025-09-04T18:00:00.000Z	58 \| moderate	13.062 \| fine	58.966 \| fine	40.873 \| good	0.269 \| good	0.702 \| good	0.222 \| good
2025-09-04T19:00:00.000Z	62 \| moderate	14.619 \| fine	65.064 \| fine	37.965 \| good	0.238 \| good	0.665 \| good	0.217 \| good
2025-09-04T20:00:00.000Z	67 \| moderate	18.496 \| fine	81.112 \| fine	36.676 \| good	0.206 \| good	0.629 \| good	0.211 \| good
2025-09-04T21:00:00.000Z	64 \| moderate	15.8 \| fine	70.572 \| fine	36.521 \| good	0.175 \| good	0.593 \| good	0.206 \| good
2025-09-04T22:00:00.000Z	56 \| moderate	12.063 \| good	54.025 \| good	36.022 \| good	0.151 \| good	0.857 \| good	0.206 \| good
2025-09-04T23:00:00.000Z	49 \| good	8.831 \| good	38.968 \| good	31.54 \| good	0.127 \| good	1.121 \| good	0.206 \| good
2025-09-05T00:00:00.000Z	38 \| good	6.967 \| good	31 \| good	32.31 \| good	0.104 \| good	1.385 \| good	0.205 \| good
2025-09-05T01:00:00.000Z	52 \| moderate	10.082 \| good	44.925 \| good	24.697 \| good	0.172 \| good	1.534 \| good	0.209 \| good
2025-09-05T02:00:00.000Z	44 \| good	8.483 \| good	37.024 \| good	21.865 \| good	0.24 \| good	1.684 \| good	0.212 \| good
2025-09-05T03:00:00.000Z	38 \| good	6.865 \| good	30.015 \| good	19.73 \| good	0.308 \| good	1.833 \| good	0.216 \| good
2025-09-05T04:00:00.000Z	38 \| good	7.323 \| good	31.885 \| good	22.33 \| good	0.296 \| good	1.998 \| good	0.21 \| good
2025-09-05T05:00:00.000Z	54 \| moderate	11.202 \| good	49.983 \| good	22.227 \| good	0.284 \| good	2.163 \| good	0.205 \| good
2025-09-05T06:00:00.000Z	52 \| moderate	10.304 \| good	45.394 \| good	17.882 \| good	0.272 \| good	2.328 \| good	0.199 \| good
2025-09-05T07:00:00.000Z	52 \| moderate	9.602 \| good	42.983 \| good	14.14 \| good	0.28 \| good	2.147 \| good	0.196 \| good
2025-09-05T08:00:00.000Z	49 \| good	9.27 \| good	41.006 \| good	14.573 \| good	0.289 \| good	1.966 \| good	0.192 \| good
2025-09-05T09:00:00.000Z	54 \| moderate	10.846 \| good	47.977 \| good	15.2 \| good	0.298 \| good	1.786 \| good	0.189 \| good
2025-09-05T10:00:00.000Z	54 \| moderate	10.8 \| good	47.716 \| good	17.677 \| good	0.27 \| good	1.79 \| good	0.186 \| good
2025-09-05T11:00:00.000Z	54 \| moderate	10.936 \| good	48.517 \| good	14.105 \| good	0.241 \| good	1.795 \| good	0.182 \| good
2025-09-05T12:00:00.000Z	44 \| good	8.188 \| good	36.295 \| good	12.992 \| good	0.213 \| good	1.799 \| good	0.179 \| good
2025-09-05T13:00:00.000Z	19 \| good	1.974 \| good	7.732 \| good	20.176 \| good	0.179 \| good	1.586 \| good	0.17 \| good
2025-09-05T14:00:00.000Z	27 \| good	5.221 \| good	22.756 \| good	27.096 \| good	0.145 \| good	1.372 \| good	0.162 \| good
2025-09-05T15:00:00.000Z	52 \| moderate	10.02 \| good	44.597 \| good	23.787 \| good	0.111 \| good	1.159 \| good	0.153 \| good
2025-09-05T16:00:00.000Z	58 \| moderate	12.914 \| fine	58.493 \| fine	30.242 \| good	0.105 \| good	0.968 \| good	0.148 \| good
2025-09-05T17:00:00.000Z	52 \| moderate	10.208 \| good	45.022 \| good	28.178 \| good	0.098 \| good	0.777 \| good	0.142 \| good
2025-09-05T18:00:00.000Z	44 \| good	8.418 \| good	36.944 \| good	27.929 \| good	0.092 \| good	0.586 \| good	0.137 \| good
2025-09-05T19:00:00.000Z	52 \| moderate	10.089 \| good	44.905 \| good	28.268 \| good	0.078 \| good	0.575 \| good	0.138 \| good
2025-09-05T20:00:00.000Z	54 \| moderate	10.721 \| good	47.983 \| good	29.772 \| good	0.065 \| good	0.564 \| good	0.14 \| good
2025-09-05T21:00:00.000Z	54 \| moderate	10.787 \| good	47.907 \| good	30.13 \| good	0.051 \| good	0.553 \| good	0.141 \| good
2025-09-05T22:00:00.000Z	54 \| moderate	11.407 \| good	50.733 \| good	33.727 \| good	0.052 \| good	0.823 \| good	0.143 \| good
2025-09-05T23:00:00.000Z	49 \| good	9.305 \| good	41.198 \| good	31.532 \| good	0.052 \| good	1.094 \| good	0.145 \| good
2025-09-06T00:00:00.000Z	28 \| good	2.485 \| good	10.416 \| good	29.833 \| good	0.052 \| good	1.364 \| good	0.147 \| good
2025-09-06T01:00:00.000Z	23 \| good	4.347 \| good	19.215 \| good	25.056 \| good	0.095 \| good	2.817 \| good	0.158 \| good
2025-09-06T02:00:00.000Z	33 \| good	6.239 \| good	27.302 \| good	15.535 \| good	0.138 \| good	4.27 \| good	0.169 \| good
2025-09-06T03:00:00.000Z	38 \| good	7.257 \| good	32.074 \| good	11.397 \| good	0.181 \| good	5.724 \| good	0.18 \| good
2025-09-06T04:00:00.000Z	44 \| good	8.472 \| good	37.082 \| good	11.338 \| good	0.196 \| good	5.962 \| good	0.183 \| good
2025-09-06T05:00:00.000Z	44 \| good	7.802 \| good	33.92 \| good	9.592 \| good	0.211 \| good	6.2 \| good	0.186 \| good
2025-09-06T06:00:00.000Z	44 \| good	7.792 \| good	33.971 \| good	8.576 \| good	0.227 \| good	6.438 \| good	0.189 \| good
2025-09-06T07:00:00.000Z	49 \| good	9.465 \| good	42.151 \| good	7.512 \| good	0.235 \| good	6.225 \| good	0.186 \| good
2025-09-06T08:00:00.000Z	38 \| good	7.363 \| good	32.055 \| good	8.964 \| good	0.244 \| good	6.011 \| good	0.183 \| good
2025-09-06T09:00:00.000Z	44 \| good	8.384 \| good	37.181 \| good	8.275 \| good	0.253 \| good	5.798 \| good	0.181 \| good
2025-09-06T10:00:00.000Z	49 \| good	8.606 \| good	37.884 \| good	9.322 \| good	0.264 \| good	5.751 \| good	0.177 \| good
2025-09-06T11:00:00.000Z	54 \| moderate	10.9 \| good	48.207 \| good	6.569 \| good	0.275 \| good	5.704 \| good	0.173 \| good
2025-09-06T12:00:00.000Z	52 \| moderate	10.404 \| good	46.058 \| good	9.116 \| good	0.287 \| good	5.658 \| good	0.169 \| good
2025-09-06T13:00:00.000Z	44 \| good	8.146 \| good	35.887 \| good	15.361 \| good	0.3 \| good	4.766 \| good	0.167 \| good
2025-09-06T14:00:00.000Z	54 \| moderate	11.283 \| good	50.139 \| good	31.618 \| good	0.314 \| good	3.874 \| good	0.166 \| good
2025-09-06T15:00:00.000Z	64 \| moderate	15.715 \| fine	69.466 \| fine	32.932 \| good	0.328 \| good	2.982 \| good	0.164 \| good

Norwalk

Empower business decisions with accurate air quality data

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

0.30ppm

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 09:00:00, 2025-09-04.

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

The best air quality in Norwalk, Iowa was observed at 01:00:00 on 2025-09-04.

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

The air quality in Norwalk, Iowa right now is Moderate, with an AQI of 86.

What pollutant is most frequently found in Norwalk, Iowa?

In Norwalk, Iowa, PM2.5 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 28.123 μg/m³.

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

Norwalk, Iowa currently has a PM₁₀ concentration of 104.321 μg/m³.

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

The current carbon monoxide (CO) level in Norwalk, Iowa is 0.296 ppm.

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

The current sulfur dioxide (SO₂) concentration in Norwalk, Iowa is 0.463 ppb.

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

Norwalk, Iowa currently has an ozone (O₃) concentration of 35.956 ppm.

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

The current level of nitrogen dioxide (NO₂) in Norwalk, Iowa is 4.07 ppb.

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