What is the current level of PM10 in Monroe, Washington?

Monroe, Washington currently has a PM10 concentration of 9.977 μg/m3.

What is the current level of sulfur dioxide (SO2) in Monroe, Washington?

The current sulfur dioxide (SO2) concentration in Monroe, Washington is 0.63 ppb.

What is the current level of ozone (O3) in Monroe, Washington?

Monroe, Washington currently has an ozone (O3) concentration of 15.028 ppm.

What is the current level of nitrogen dioxide (NO2) in Monroe, Washington?

The current level of nitrogen dioxide (NO2) in Monroe, Washington is 5.513 ppb.

Current air quality index in Monroe, Washington today

Q: What is the PM2.5 concentration in Monroe, Washington right now?

Monroe, Washington currently has a PM2.5 concentration of 2.703 μg/m3.

Stay updated with real-time air quality in Monroe, Washington 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

Monroe, Washington

Last updated: ... (Local time)

Common air pollutants in Monroe, Washington

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

2.70 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

9.98 μg/m³

155

255

425

605+

Ozone (O₃)

15.03 ppb

201

201+

Sulfur Dioxide (SO₂)

0.63 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.51 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.10 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Monroe, Washington

Scroll To Air Quality Map

Track live Monroe, Washington air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-06-06T15:00:00.000Z	23 \| good	2.584 \| good	9.099 \| good	24.655 \| good	0.1 \| good	5.399 \| good	0.11 \| good
2026-06-06T16:00:00.000Z	21 \| good	2.044 \| good	6.542 \| good	23.183 \| good	0.1 \| good	4.228 \| good	0.11 \| good
2026-06-06T17:00:00.000Z	26 \| good	1.602 \| good	6.15 \| good	27.713 \| good	0.115 \| good	3.594 \| good	0.1 \| good
2026-06-06T18:00:00.000Z	26 \| good	2.47 \| good	7.66 \| good	28.026 \| good	0.1 \| good	3.633 \| good	0.1 \| good
2026-06-06T19:00:00.000Z	26 \| good	2.078 \| good	5.414 \| good	28.003 \| good	0.116 \| good	3.292 \| good	0.11 \| good
2026-06-06T20:00:00.000Z	29 \| good	2.103 \| good	8.13 \| good	30.904 \| good	0.358 \| good	3.007 \| good	0.1 \| good
2026-06-06T21:00:00.000Z	31 \| good	1.699 \| good	6.642 \| good	33.232 \| good	0.123 \| good	2.917 \| good	0.1 \| good
2026-06-06T22:00:00.000Z	28 \| good	2.138 \| good	8.108 \| good	29.967 \| good	0.123 \| good	6.03 \| good	0.1 \| good
2026-06-06T23:00:00.000Z	31 \| good	2.484 \| good	9.602 \| good	33.182 \| good	0.273 \| good	11.3 \| good	0.166 \| good
2026-06-07T00:00:00.000Z	26 \| good	2.655 \| good	5.399 \| good	28.111 \| good	0.1 \| good	8.102 \| good	0.133 \| good
2026-06-07T01:00:00.000Z	28 \| good	2.674 \| good	11.706 \| good	30.447 \| good	0.1 \| good	6.488 \| good	0.1 \| good
2026-06-07T02:00:00.000Z	31 \| good	2.185 \| good	6.419 \| good	33.401 \| good	0.1 \| good	6.625 \| good	0.1 \| good
2026-06-07T03:00:00.000Z	27 \| good	1.849 \| good	5.608 \| good	29.264 \| good	0.123 \| good	5.803 \| good	0.133 \| good
2026-06-07T04:00:00.000Z	24 \| good	1.951 \| good	8.752 \| good	26.364 \| good	0.123 \| good	5.437 \| good	0.11 \| good
2026-06-07T05:00:00.000Z	27 \| good	2.326 \| good	5.692 \| good	29.116 \| good	0.124 \| good	4.242 \| good	0.143 \| good
2026-06-07T06:00:00.000Z	24 \| good	2.911 \| good	8.347 \| good	26.259 \| good	0.229 \| good	5.113 \| good	0.143 \| good
2026-06-07T07:00:00.000Z	24 \| good	2.322 \| good	6.055 \| good	26.33 \| good	0.229 \| good	4.897 \| good	0.143 \| good
2026-06-07T08:00:00.000Z	20 \| good	3.351 \| good	11.026 \| good	22.221 \| good	0.115 \| good	3.591 \| good	0.1 \| good
2026-06-07T09:00:00.000Z	19 \| good	3.288 \| good	10.948 \| good	20.892 \| good	0.1 \| good	2.481 \| good	0.1 \| good
2026-06-07T10:00:00.000Z	22 \| good	3.665 \| good	15.705 \| good	18.721 \| good	0.116 \| good	2.191 \| good	0.1 \| good
2026-06-07T11:00:00.000Z	21 \| good	3.474 \| good	11.085 \| good	23.115 \| good	0.116 \| good	2.987 \| good	0.1 \| good
2026-06-07T12:00:00.000Z	21 \| good	2.445 \| good	6.873 \| good	22.699 \| good	0.1 \| good	3.324 \| good	0.1 \| good
2026-06-07T13:00:00.000Z	20 \| good	2.245 \| good	8.059 \| good	21.749 \| good	0.117 \| good	2.994 \| good	0.1 \| good
2026-06-07T14:00:00.000Z	20 \| good	1.473 \| good	5.624 \| good	21.689 \| good	0.1 \| good	3.97 \| good	0.1 \| good
2026-06-07T15:00:00.000Z	21 \| good	2.411 \| good	12.37 \| good	23.393 \| good	0.1 \| good	5.262 \| good	0.1 \| good
2026-06-07T16:00:00.000Z	21 \| good	1.806 \| good	6.23 \| good	22.746 \| good	0.1 \| good	4.373 \| good	0.1 \| good
2026-06-07T17:00:00.000Z	22 \| good	1.775 \| good	8.371 \| good	23.56 \| good	0.1 \| good	4.297 \| good	0.133 \| good
2026-06-07T18:00:00.000Z	25 \| good	1.892 \| good	5.984 \| good	27.242 \| good	0.1 \| good	3.634 \| good	0.143 \| good
2026-06-07T19:00:00.000Z	28 \| good	1.995 \| good	6.098 \| good	29.772 \| good	0.1 \| good	3.546 \| good	0.143 \| good
2026-06-07T20:00:00.000Z	28 \| good	1.721 \| good	6.975 \| good	30.187 \| good	0.1 \| good	3.716 \| good	0.143 \| good
2026-06-07T21:00:00.000Z	29 \| good	1.721 \| good	7.203 \| good	31.271 \| good	0.117 \| good	3.493 \| good	0.143 \| good
2026-06-07T22:00:00.000Z	28 \| good	1.751 \| good	5.473 \| good	30.073 \| good	0.117 \| good	2.989 \| good	0.143 \| good
2026-06-07T23:00:00.000Z	31 \| good	1.431 \| good	8.324 \| good	33.147 \| good	0.134 \| good	3.047 \| good	0.133 \| good
2026-06-08T00:00:00.000Z	31 \| good	2.266 \| good	10.206 \| good	32.544 \| good	0.134 \| good	2.828 \| good	0.133 \| good
2026-06-08T01:00:00.000Z	30 \| good	1.385 \| good	6.385 \| good	32.4 \| good	0.15 \| good	3.879 \| good	0.165 \| good
2026-06-08T02:00:00.000Z	29 \| good	1.411 \| good	7.97 \| good	31.255 \| good	0.149 \| good	4.243 \| good	0.165 \| good
2026-06-08T03:00:00.000Z	49 \| good	8.781 \| good	39.171 \| good	33.119 \| good	0.271 \| good	1.722 \| good	0.108 \| good
2026-06-08T04:00:00.000Z	30 \| good	2.934 \| good	16.176 \| good	32.025 \| good	0.1 \| good	1.736 \| good	0.165 \| good
2026-06-08T05:00:00.000Z	27 \| good	4.895 \| good	9.781 \| good	28.955 \| good	0.115 \| good	4.431 \| good	0.188 \| good
2026-06-08T06:00:00.000Z	28 \| good	1.4 \| good	7.321 \| good	29.585 \| good	0.24 \| good	3.611 \| good	0.143 \| good
2026-06-08T07:00:00.000Z	29 \| good	3.644 \| good	6.639 \| good	30.735 \| good	0.238 \| good	6.374 \| good	0.143 \| good
2026-06-08T08:00:00.000Z	27 \| good	5.368 \| good	17.755 \| good	29.413 \| good	0.582 \| good	5.628 \| good	0.143 \| good
2026-06-08T09:00:00.000Z	33 \| good	6.191 \| good	35.075 \| good	25.716 \| good	0.732 \| good	2.825 \| good	0.143 \| good
2026-06-08T10:00:00.000Z	27 \| good	4.778 \| good	11.642 \| good	24.965 \| good	1.163 \| good	1.844 \| good	0.143 \| good
2026-06-08T11:00:00.000Z	27 \| good	5.263 \| good	14.395 \| good	27.164 \| good	0.339 \| good	4.053 \| good	0.1 \| good
2026-06-08T12:00:00.000Z	22 \| good	4.084 \| good	18.859 \| good	20.794 \| good	0.281 \| good	3.634 \| good	0.111 \| good
2026-06-08T13:00:00.000Z	22 \| good	3.765 \| good	9.249 \| good	20.268 \| good	0.28 \| good	3.108 \| good	0.111 \| good
2026-06-08T14:00:00.000Z	16 \| good	2.703 \| good	9.977 \| good	15.028 \| good	0.63 \| good	5.513 \| good	0.1 \| good
2026-06-08T14:00:00.000Z	16 \| good	2.703 \| good	9.977 \| good	15.028 \| good	0.63 \| good	5.513 \| good	0.1 \| good
2026-06-08T15:00:00.000Z	29 \| good	3.56 \| good	15.344 \| good	30.914 \| good	0.124 \| good	4.522 \| good	0.16 \| good
2026-06-08T16:00:00.000Z	30 \| good	3.321 \| good	14.613 \| good	31.764 \| good	0.148 \| good	3.441 \| good	0.143 \| good
2026-06-08T17:00:00.000Z	30 \| good	3.73 \| good	15.921 \| good	31.939 \| good	0.189 \| good	2.429 \| good	0.122 \| good
2026-06-08T18:00:00.000Z	31 \| good	4.092 \| good	17.967 \| good	33.032 \| good	0.23 \| good	2.039 \| good	0.113 \| good
2026-06-08T19:00:00.000Z	31 \| good	4.662 \| good	19.873 \| good	33.393 \| good	0.268 \| good	1.962 \| good	0.111 \| good
2026-06-08T20:00:00.000Z	33 \| good	5.647 \| good	25.224 \| good	34.996 \| good	0.325 \| good	2.135 \| good	0.112 \| good
2026-06-08T21:00:00.000Z	38 \| good	6.649 \| good	29.352 \| good	36.205 \| good	0.374 \| good	2.593 \| good	0.116 \| good
2026-06-08T22:00:00.000Z	38 \| good	7.325 \| good	32.348 \| good	37.857 \| good	0.387 \| good	2.894 \| good	0.118 \| good
2026-06-08T23:00:00.000Z	49 \| good	9.024 \| good	39.899 \| good	37.961 \| good	0.387 \| good	3.215 \| good	0.12 \| good
2026-06-09T00:00:00.000Z	58 \| moderate	12.811 \| fine	57.434 \| fine	32.792 \| good	0.39 \| good	3.77 \| good	0.124 \| good
2026-06-09T01:00:00.000Z	62 \| moderate	14.854 \| fine	66.516 \| fine	28.825 \| good	0.378 \| good	4.49 \| good	0.131 \| good
2026-06-09T02:00:00.000Z	58 \| moderate	12.968 \| fine	58.155 \| fine	27.562 \| good	0.346 \| good	5.289 \| good	0.139 \| good
2026-06-09T03:00:00.000Z	56 \| moderate	12.402 \| fine	56.012 \| fine	25.23 \| good	0.312 \| good	6.337 \| good	0.15 \| good
2026-06-09T04:00:00.000Z	56 \| moderate	12.211 \| fine	55.232 \| fine	22.333 \| good	0.281 \| good	7.64 \| good	0.163 \| good
2026-06-09T05:00:00.000Z	52 \| moderate	10.496 \| good	46.723 \| good	21.844 \| good	0.257 \| good	8.444 \| good	0.172 \| good
2026-06-09T06:00:00.000Z	49 \| good	8.969 \| good	39.453 \| good	21.294 \| good	0.238 \| good	9.358 \| good	0.183 \| good
2026-06-09T07:00:00.000Z	44 \| good	8.275 \| good	36.664 \| good	20.39 \| good	0.217 \| good	10.385 \| good	0.194 \| good
2026-06-09T08:00:00.000Z	44 \| good	7.82 \| good	34.207 \| good	20.688 \| good	0.188 \| good	10.542 \| good	0.198 \| good
2026-06-09T09:00:00.000Z	38 \| good	7.206 \| good	31.486 \| good	21.237 \| good	0.181 \| good	10.536 \| good	0.197 \| good
2026-06-09T10:00:00.000Z	38 \| good	6.609 \| good	29.198 \| good	22.145 \| good	0.187 \| good	9.851 \| good	0.188 \| good
2026-06-09T11:00:00.000Z	33 \| good	5.883 \| good	26.008 \| good	24.109 \| good	0.2 \| good	9.12 \| good	0.178 \| good
2026-06-09T12:00:00.000Z	33 \| good	5.589 \| good	24.266 \| good	25.13 \| good	0.226 \| good	8.474 \| good	0.169 \| good
2026-06-09T13:00:00.000Z	27 \| good	5.46 \| good	23.544 \| good	24.676 \| good	0.27 \| good	8.131 \| good	0.161 \| good
2026-06-09T14:00:00.000Z	27 \| good	5.453 \| good	23.41 \| good	25.093 \| good	0.315 \| good	7.785 \| good	0.157 \| good
2026-06-09T15:00:00.000Z	27 \| good	5.244 \| good	22.639 \| good	24.442 \| good	0.369 \| good	7.405 \| good	0.153 \| good
2026-06-09T16:00:00.000Z	27 \| good	5.123 \| good	21.836 \| good	23.486 \| good	0.398 \| good	6.102 \| good	0.144 \| good
2026-06-09T17:00:00.000Z	27 \| good	4.565 \| good	19.736 \| good	27.204 \| good	0.405 \| good	4.324 \| good	0.13 \| good
2026-06-09T18:00:00.000Z	30 \| good	3.655 \| good	15.764 \| good	31.827 \| good	0.366 \| good	3.148 \| good	0.125 \| good
2026-06-09T19:00:00.000Z	31 \| good	3.08 \| good	13.24 \| good	33.912 \| good	0.313 \| good	2.124 \| good	0.117 \| good
2026-06-09T20:00:00.000Z	32 \| good	3.155 \| good	13.904 \| good	35.118 \| good	0.272 \| good	1.604 \| good	0.113 \| good
2026-06-09T21:00:00.000Z	33 \| good	3.689 \| good	15.994 \| good	36.357 \| good	0.242 \| good	1.211 \| good	0.108 \| good
2026-06-09T22:00:00.000Z	32 \| good	3.427 \| good	14.854 \| good	34.867 \| good	0.217 \| good	1.194 \| good	0.108 \| good
2026-06-09T23:00:00.000Z	29 \| good	3.247 \| good	13.777 \| good	30.939 \| good	0.195 \| good	1.19 \| good	0.107 \| good
2026-06-10T00:00:00.000Z	26 \| good	3.968 \| good	17.562 \| good	27.89 \| good	0.181 \| good	1.25 \| good	0.106 \| good
2026-06-10T01:00:00.000Z	23 \| good	4.41 \| good	19.463 \| good	25.278 \| good	0.17 \| good	1.679 \| good	0.11 \| good
2026-06-10T02:00:00.000Z	23 \| good	4.487 \| good	19.479 \| good	25.16 \| good	0.166 \| good	2.152 \| good	0.113 \| good
2026-06-10T03:00:00.000Z	23 \| good	4.128 \| good	17.753 \| good	25.013 \| good	0.169 \| good	2.469 \| good	0.113 \| good
2026-06-10T04:00:00.000Z	25 \| good	3.619 \| good	15.881 \| good	26.651 \| good	0.18 \| good	3.136 \| good	0.117 \| good
2026-06-10T05:00:00.000Z	25 \| good	3.099 \| good	13.608 \| good	27.141 \| good	0.192 \| good	3.259 \| good	0.116 \| good
2026-06-10T06:00:00.000Z	27 \| good	5.353 \| good	6.787 \| good	26.34 \| good	0.21 \| good	4.346 \| good	0.125 \| good
2026-06-10T07:00:00.000Z	23 \| good	2.867 \| good	11.428 \| good	25.435 \| good	0.222 \| good	4.354 \| good	0.126 \| good
2026-06-10T08:00:00.000Z	23 \| good	2.774 \| good	11.262 \| good	24.832 \| good	0.237 \| good	3.558 \| good	0.118 \| good
2026-06-10T09:00:00.000Z	22 \| good	2.692 \| good	11.13 \| good	24.176 \| good	0.262 \| good	3.082 \| good	0.113 \| good
2026-06-10T10:00:00.000Z	22 \| good	2.641 \| good	10.876 \| good	24.5 \| good	0.28 \| good	3.016 \| good	0.112 \| good
2026-06-10T11:00:00.000Z	23 \| good	2.665 \| good	10.906 \| good	24.755 \| good	0.291 \| good	3.043 \| good	0.112 \| good
2026-06-10T12:00:00.000Z	23 \| good	3.915 \| good	5.229 \| good	25.021 \| good	0.309 \| good	3.162 \| good	0.112 \| good
2026-06-10T13:00:00.000Z	23 \| good	3.987 \| good	5.343 \| good	24.514 \| good	0.319 \| good	3.212 \| good	0.112 \| good
2026-06-10T14:00:00.000Z	23 \| good	3.873 \| good	5.23 \| good	24.931 \| good	0.321 \| good	2.764 \| good	0.111 \| good

Monroe

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Monroe, Washington

0.11ppm

How accurate is Washington, USA air quality data?

The air quality data for Washington, 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 Monroe, Washington get updated?

Air quality updates for Monroe, Washington are available every hour.

What time in the past 24 hours saw the poorest air quality in Monroe, Washington?

Monroe, Washington experienced its worst air quality at 03:00:00, 2026-06-08.

When was air quality in Monroe, Washington the best over the past 24 hours?

The best air quality in Monroe, Washington was observed at 02:00:00 on 2026-06-07.

What is the air quality in Monroe, Washington right now?

The air quality in Monroe, Washington right now is Good, with an AQI of 16.

What pollutant is most frequently found in Monroe, Washington?

In Monroe, Washington, PM2.5 is the most frequently found pollutant.

What can I do if the air quality in Monroe, Washington is poor?

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

What is the PM_2.5 concentration in Monroe, Washington right now?

Monroe, Washington currently has a PM_2.5 concentration of 2.703 μg/m³.

What is the current level of PM₁₀ in Monroe, Washington?

Monroe, Washington currently has a PM₁₀ concentration of 9.977 μg/m³.

What is the current level of carbon monoxide (CO) in Monroe, Washington?

The current carbon monoxide (CO) level in Monroe, Washington is 0.1 ppm.

What is the current level of sulfur dioxide (SO₂) in Monroe, Washington?

The current sulfur dioxide (SO₂) concentration in Monroe, Washington is 0.63 ppb.

What is the current level of ozone (O₃) in Monroe, Washington?

Monroe, Washington currently has an ozone (O₃) concentration of 15.028 ppm.

What is the current level of nitrogen dioxide (NO₂) in Monroe, Washington?

The current level of nitrogen dioxide (NO₂) in Monroe, Washington is 5.513 ppb.

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