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

Pasco, Washington currently has a PM10 concentration of 56.577 μg/m3.

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

The current sulfur dioxide (SO2) concentration in Pasco, Washington is 0.931 ppb.

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

Pasco, Washington currently has an ozone (O3) concentration of 18.239 ppm.

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

The current level of nitrogen dioxide (NO2) in Pasco, Washington is 9.9 ppb.

Current air quality index in Pasco, Washington today

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

Pasco, Washington currently has a PM2.5 concentration of 14.161 μg/m3.

Stay updated with real-time air quality in Pasco, 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)

Moderate

Pasco, Washington

Last updated: ... (Local time)

Common air pollutants in Pasco, Washington

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

14.16 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

56.58 μg/m³

155

255

425

605+

Ozone (O₃)

18.24 ppb

201

201+

Sulfur Dioxide (SO₂)

0.93 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

9.90 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.34 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Pasco, Washington

Get Live Pollen Counts

Pasco, Washington

Scroll To Air Quality Map

Track live Pasco, Washington air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T20:00:00.000Z	33 \| good	6.475 \| good	35.473 \| good	18.828 \| good	0.891 \| good	7.097 \| good	0.159 \| good
2026-10-20T21:00:00.000Z	38 \| good	6.779 \| good	34.403 \| good	22.625 \| good	0.892 \| good	4.217 \| good	0.161 \| good
2026-10-20T22:00:00.000Z	38 \| good	6.937 \| good	34.87 \| good	27.617 \| good	0.892 \| good	2.927 \| good	0.181 \| good
2026-10-20T23:00:00.000Z	44 \| good	8 \| good	35.312 \| good	30.095 \| good	0.852 \| good	3.713 \| good	0.181 \| good
2026-10-21T00:00:00.000Z	44 \| good	8.393 \| good	34.966 \| good	28.998 \| good	0.869 \| good	3.832 \| good	0.2 \| good
2026-10-21T01:00:00.000Z	49 \| good	9.253 \| good	37.042 \| good	28.192 \| good	0.762 \| good	6.786 \| good	0.221 \| good
2026-10-21T02:00:00.000Z	49 \| good	9.422 \| good	40.682 \| good	28.636 \| good	0.884 \| good	9.564 \| good	0.201 \| good
2026-10-21T03:00:00.000Z	49 \| good	9.373 \| good	41.699 \| good	16.513 \| good	0.304 \| good	9.108 \| good	0.211 \| good
2026-10-21T04:00:00.000Z	56 \| moderate	11.788 \| good	46.963 \| good	23.197 \| good	0.628 \| good	11.637 \| good	0.221 \| good
2026-10-21T05:00:00.000Z	56 \| moderate	12.217 \| fine	54.23 \| good	17.246 \| good	0.628 \| good	12.197 \| good	0.219 \| good
2026-10-21T06:00:00.000Z	56 \| moderate	12.45 \| fine	49.782 \| good	15.916 \| good	0.47 \| good	11.912 \| good	0.199 \| good
2026-10-21T07:00:00.000Z	58 \| moderate	12.784 \| fine	46.239 \| good	14.963 \| good	0.467 \| good	12.22 \| good	0.217 \| good
2026-10-21T08:00:00.000Z	60 \| moderate	14.226 \| fine	44.136 \| good	15.47 \| good	0.428 \| good	14.167 \| good	0.258 \| good
2026-10-21T09:00:00.000Z	62 \| moderate	15.418 \| fine	43.761 \| good	15.629 \| good	0.828 \| good	15.836 \| good	0.297 \| good
2026-10-21T10:00:00.000Z	64 \| moderate	15.546 \| fine	45.932 \| good	17.057 \| good	0.463 \| good	13.606 \| good	0.258 \| good
2026-10-21T11:00:00.000Z	62 \| moderate	15.483 \| fine	46.951 \| good	14.476 \| good	0.529 \| good	12.678 \| good	0.32 \| good
2026-10-21T12:00:00.000Z	62 \| moderate	15.056 \| fine	47.656 \| good	5.637 \| good	0.427 \| good	13.334 \| good	0.299 \| good
2026-10-21T13:00:00.000Z	62 \| moderate	14.838 \| fine	48.368 \| good	5.067 \| good	0.427 \| good	13.706 \| good	0.3 \| good
2026-10-21T14:00:00.000Z	60 \| moderate	14.353 \| fine	47.82 \| good	3.605 \| good	0.451 \| good	14.59 \| good	0.398 \| good
2026-10-21T15:00:00.000Z	62 \| moderate	14.72 \| fine	49.978 \| good	3.744 \| good	0.537 \| good	13.058 \| good	0.44 \| good
2026-10-21T16:00:00.000Z	60 \| moderate	14.247 \| fine	52.15 \| good	4.366 \| good	0.577 \| good	12.813 \| good	0.4 \| good
2026-10-21T17:00:00.000Z	64 \| moderate	15.585 \| fine	58.325 \| fine	7.87 \| good	0.599 \| good	9.792 \| good	0.539 \| good
2026-10-21T18:00:00.000Z	60 \| moderate	14.409 \| fine	56.82 \| fine	10.406 \| good	0.766 \| good	8.397 \| good	0.421 \| good
2026-10-21T19:00:00.000Z	60 \| moderate	13.842 \| fine	54.216 \| good	15.728 \| good	0.75 \| good	6.194 \| good	0.38 \| good
2026-10-21T20:00:00.000Z	60 \| moderate	14.133 \| fine	54.807 \| good	21.378 \| good	0.946 \| good	9.383 \| good	0.34 \| good
2026-10-21T21:00:00.000Z	58 \| moderate	12.579 \| fine	51.737 \| good	25.639 \| good	1.167 \| good	8.032 \| good	0.341 \| good
2026-10-21T22:00:00.000Z	56 \| moderate	12.191 \| fine	48.783 \| good	29.361 \| good	1.24 \| good	8.861 \| good	0.262 \| good
2026-10-21T23:00:00.000Z	56 \| moderate	12.359 \| fine	47.158 \| good	31.689 \| good	1.781 \| good	9.307 \| good	0.283 \| good
2026-10-22T00:00:00.000Z	54 \| moderate	10.913 \| good	45.304 \| good	34.017 \| good	0.967 \| good	9.286 \| good	0.302 \| good
2026-10-22T01:00:00.000Z	54 \| moderate	11.192 \| good	42.658 \| good	29.778 \| good	0.985 \| good	9.967 \| good	0.302 \| good
2026-10-22T02:00:00.000Z	54 \| moderate	10.797 \| good	45.311 \| good	30.541 \| good	0.786 \| good	17.466 \| good	0.444 \| good
2026-10-22T03:00:00.000Z	58 \| moderate	12.568 \| fine	56.754 \| fine	20.129 \| good	0.397 \| good	10.51 \| good	0.254 \| good
2026-10-22T04:00:00.000Z	54 \| moderate	10.738 \| good	50.18 \| good	16.163 \| good	0.743 \| good	12.027 \| good	0.505 \| good
2026-10-22T05:00:00.000Z	54 \| moderate	11.302 \| good	52.282 \| good	18.245 \| good	0.646 \| good	15.9 \| good	0.48 \| good
2026-10-22T06:00:00.000Z	54 \| moderate	10.973 \| good	51.579 \| good	12.939 \| good	0.643 \| good	20.707 \| good	0.46 \| good
2026-10-22T07:00:00.000Z	54 \| moderate	11.046 \| good	51.458 \| good	12.525 \| good	0.642 \| good	22.251 \| good	0.458 \| good
2026-10-22T08:00:00.000Z	54 \| moderate	10.978 \| good	48.803 \| good	11.962 \| good	0.576 \| good	19.266 \| good	0.359 \| good
2026-10-22T09:00:00.000Z	54 \| moderate	11.064 \| good	46.563 \| good	11.759 \| good	0.507 \| good	17.878 \| good	0.338 \| good
2026-10-22T10:00:00.000Z	56 \| moderate	11.948 \| good	44.299 \| good	9.68 \| good	0.506 \| good	14.964 \| good	0.355 \| good
2026-10-22T11:00:00.000Z	56 \| moderate	12.305 \| fine	42.108 \| good	8.323 \| good	0.54 \| good	14.089 \| good	0.355 \| good
2026-10-22T12:00:00.000Z	56 \| moderate	12.039 \| good	39.934 \| good	4.426 \| good	0.624 \| good	15.195 \| good	0.357 \| good
2026-10-22T13:00:00.000Z	56 \| moderate	12.239 \| fine	39.76 \| good	5.229 \| good	0.52 \| good	14.823 \| good	0.336 \| good
2026-10-22T14:00:00.000Z	58 \| moderate	12.62 \| fine	42.57 \| good	5.368 \| good	0.553 \| good	13.074 \| good	0.356 \| good
2026-10-22T15:00:00.000Z	58 \| moderate	13.253 \| fine	46.472 \| good	3.981 \| good	0.609 \| good	14.39 \| good	0.416 \| good
2026-10-22T16:00:00.000Z	58 \| moderate	13.08 \| fine	49.23 \| good	5.467 \| good	0.673 \| good	14.026 \| good	0.514 \| good
2026-10-22T17:00:00.000Z	60 \| moderate	14.15 \| fine	52.693 \| good	5.514 \| good	0.714 \| good	13.362 \| good	0.475 \| good
2026-10-22T18:00:00.000Z	60 \| moderate	14.08 \| fine	54.863 \| good	9.984 \| good	0.741 \| good	11.077 \| good	0.355 \| good
2026-10-22T19:00:00.000Z	60 \| moderate	14.161 \| fine	56.577 \| fine	18.239 \| good	0.931 \| good	9.9 \| good	0.336 \| good
2026-10-22T19:00:00.000Z	60 \| moderate	14.161 \| fine	56.577 \| fine	18.239 \| good	0.931 \| good	9.9 \| good	0.336 \| good
2026-10-22T20:00:00.000Z	33 \| good	6.016 \| good	27.013 \| good	32.974 \| good	0.33 \| good	5.767 \| good	0.273 \| good
2026-10-22T21:00:00.000Z	35 \| good	4.953 \| good	21.387 \| good	37.824 \| good	0.339 \| good	5.74 \| good	0.274 \| good
2026-10-22T22:00:00.000Z	34 \| good	5.157 \| good	22.351 \| good	37.301 \| good	0.358 \| good	6.043 \| good	0.283 \| good
2026-10-22T23:00:00.000Z	44 \| good	7.938 \| good	35.06 \| good	36.498 \| good	0.377 \| good	6.806 \| good	0.3 \| good
2026-10-23T00:00:00.000Z	64 \| moderate	16.022 \| fine	71.488 \| fine	34.977 \| good	0.383 \| good	7.537 \| good	0.315 \| good
2026-10-23T01:00:00.000Z	69 \| moderate	19.28 \| fine	84.989 \| fine	29.175 \| good	0.367 \| good	8.605 \| good	0.332 \| good
2026-10-23T02:00:00.000Z	75 \| moderate	22.175 \| fine	97.357 \| fine	30.475 \| good	0.348 \| good	9.282 \| good	0.345 \| good
2026-10-23T03:00:00.000Z	79 \| moderate	23.982 \| fine	104.899 \| fine	28.842 \| good	0.341 \| good	9.256 \| good	0.347 \| good
2026-10-23T04:00:00.000Z	81 \| moderate	24.832 \| fine	108.06 \| fine	31.283 \| good	0.35 \| good	8.982 \| good	0.343 \| good
2026-10-23T05:00:00.000Z	77 \| moderate	22.798 \| fine	100.114 \| fine	28.158 \| good	0.366 \| good	8.637 \| good	0.331 \| good
2026-10-23T06:00:00.000Z	69 \| moderate	19.259 \| fine	84.949 \| fine	26.223 \| good	0.41 \| good	7.66 \| good	0.303 \| good
2026-10-23T07:00:00.000Z	62 \| moderate	14.83 \| fine	66.147 \| fine	26.773 \| good	0.47 \| good	6.129 \| good	0.26 \| good
2026-10-23T08:00:00.000Z	52 \| moderate	10.04 \| good	44.803 \| good	25.153 \| good	0.497 \| good	4.726 \| good	0.223 \| good
2026-10-23T09:00:00.000Z	49 \| good	8.577 \| good	38.122 \| good	24.485 \| good	0.492 \| good	3.612 \| good	0.197 \| good
2026-10-23T10:00:00.000Z	44 \| good	8.384 \| good	37.274 \| good	21.452 \| good	0.465 \| good	2.762 \| good	0.176 \| good
2026-10-23T11:00:00.000Z	38 \| good	7.168 \| good	31.824 \| good	20.959 \| good	0.435 \| good	2.197 \| good	0.162 \| good
2026-10-23T12:00:00.000Z	27 \| good	4.779 \| good	21.017 \| good	13.445 \| good	0.411 \| good	1.822 \| good	0.153 \| good
2026-10-23T13:00:00.000Z	27 \| good	5.193 \| good	22.732 \| good	13.804 \| good	0.4 \| good	1.616 \| good	0.148 \| good
2026-10-23T14:00:00.000Z	27 \| good	5.154 \| good	22.276 \| good	9.553 \| good	0.394 \| good	1.681 \| good	0.147 \| good
2026-10-23T15:00:00.000Z	22 \| good	3.862 \| good	16.724 \| good	10.971 \| good	0.387 \| good	1.987 \| good	0.15 \| good
2026-10-23T16:00:00.000Z	27 \| good	4.581 \| good	20.029 \| good	15.357 \| good	0.382 \| good	1.837 \| good	0.153 \| good
2026-10-23T17:00:00.000Z	17 \| good	2.609 \| good	10.512 \| good	17.942 \| good	0.413 \| good	1.242 \| good	0.15 \| good
2026-10-23T18:00:00.000Z	23 \| good	2.231 \| good	9.044 \| good	24.582 \| good	0.454 \| good	0.902 \| good	0.146 \| good
2026-10-23T19:00:00.000Z	31 \| good	3.567 \| good	15.645 \| good	32.627 \| good	0.48 \| good	0.71 \| good	0.145 \| good
2026-10-23T20:00:00.000Z	33 \| good	2.242 \| good	9.097 \| good	36.036 \| good	0.482 \| good	0.604 \| good	0.143 \| good
2026-10-23T21:00:00.000Z	34 \| good	1.323 \| good	5.065 \| good	37.455 \| good	0.467 \| good	0.555 \| good	0.142 \| good
2026-10-23T22:00:00.000Z	38 \| good	1.504 \| good	6.043 \| good	40.888 \| good	0.443 \| good	0.555 \| good	0.141 \| good
2026-10-23T23:00:00.000Z	39 \| good	1.737 \| good	7.285 \| good	42.213 \| good	0.424 \| good	0.612 \| good	0.14 \| good
2026-10-24T00:00:00.000Z	35 \| good	3.016 \| good	12.679 \| good	37.913 \| good	0.407 \| good	0.87 \| good	0.141 \| good
2026-10-24T01:00:00.000Z	26 \| good	3.06 \| good	12.972 \| good	28.24 \| good	0.383 \| good	2.233 \| good	0.154 \| good
2026-10-24T02:00:00.000Z	27 \| good	3.406 \| good	14.689 \| good	28.589 \| good	0.383 \| good	3.709 \| good	0.169 \| good
2026-10-24T03:00:00.000Z	22 \| good	3.499 \| good	15.355 \| good	24.456 \| good	0.386 \| good	4.814 \| good	0.181 \| good
2026-10-24T04:00:00.000Z	22 \| good	3.914 \| good	17.272 \| good	23.568 \| good	0.386 \| good	5.744 \| good	0.19 \| good
2026-10-24T05:00:00.000Z	24 \| good	4.251 \| good	18.759 \| good	25.531 \| good	0.377 \| good	6.469 \| good	0.198 \| good
2026-10-24T06:00:00.000Z	22 \| good	4.403 \| good	19.11 \| good	24.328 \| good	0.358 \| good	6.943 \| good	0.204 \| good
2026-10-24T07:00:00.000Z	22 \| good	3.971 \| good	17.226 \| good	21.716 \| good	0.332 \| good	7.185 \| good	0.209 \| good
2026-10-24T08:00:00.000Z	22 \| good	4.22 \| good	18.319 \| good	18.541 \| good	0.306 \| good	7.249 \| good	0.212 \| good
2026-10-24T09:00:00.000Z	27 \| good	5.102 \| good	22.012 \| good	18.536 \| good	0.284 \| good	7.241 \| good	0.214 \| good
2026-10-24T10:00:00.000Z	33 \| good	5.864 \| good	25.924 \| good	18.354 \| good	0.267 \| good	7.294 \| good	0.216 \| good
2026-10-24T11:00:00.000Z	33 \| good	6.328 \| good	27.929 \| good	18.028 \| good	0.255 \| good	7.485 \| good	0.22 \| good
2026-10-24T12:00:00.000Z	33 \| good	6.157 \| good	26.859 \| good	11.579 \| good	0.244 \| good	7.727 \| good	0.224 \| good
2026-10-24T13:00:00.000Z	38 \| good	7.165 \| good	31.727 \| good	12.001 \| good	0.233 \| good	7.993 \| good	0.229 \| good
2026-10-24T14:00:00.000Z	44 \| good	8.357 \| good	36.935 \| good	6.952 \| good	0.224 \| good	8.44 \| good	0.235 \| good
2026-10-24T15:00:00.000Z	44 \| good	8.377 \| good	36.59 \| good	7.762 \| good	0.223 \| good	7.406 \| good	0.247 \| good
2026-10-24T16:00:00.000Z	49 \| good	8.738 \| good	38.514 \| good	12.657 \| good	0.229 \| good	5.664 \| good	0.254 \| good
2026-10-24T17:00:00.000Z	49 \| good	8.929 \| good	39.424 \| good	16.063 \| good	0.291 \| good	4.077 \| good	0.226 \| good
2026-10-24T18:00:00.000Z	49 \| good	8.637 \| good	37.999 \| good	22.895 \| good	0.381 \| good	2.87 \| good	0.196 \| good
2026-10-24T19:00:00.000Z	52 \| moderate	9.65 \| good	42.645 \| good	29.273 \| good	0.427 \| good	2.25 \| good	0.177 \| good

Pasco

Empower business decisions with accurate air quality data

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

0.36ppm

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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Check live rankings of places in the USA affected by air pollution.

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Frequently asked questions

How frequently does the air quality data for Pasco, Washington get updated?

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

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

Pasco, Washington experienced its worst air quality at 06:00:00, 2026-10-22.

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

The best air quality in Pasco, Washington was observed at 09:00:00 on 2026-10-22.

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

The air quality in Pasco, Washington right now is Moderate, with an AQI of 60.

What pollutant is most frequently found in Pasco, Washington?

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

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

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

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

Pasco, Washington currently has a PM_2.5 concentration of 14.161 μg/m³.

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

Pasco, Washington currently has a PM₁₀ concentration of 56.577 μg/m³.

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

The current carbon monoxide (CO) level in Pasco, Washington is 0.336 ppm.

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

The current sulfur dioxide (SO₂) concentration in Pasco, Washington is 0.931 ppb.

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

Pasco, Washington currently has an ozone (O₃) concentration of 18.239 ppm.

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

The current level of nitrogen dioxide (NO₂) in Pasco, Washington is 9.9 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T20:00:00.000Z	33 \| good	6.475 \| good	35.473 \| good	18.828 \| good	0.891 \| good	7.097 \| good	0.159 \| good
2026-10-20T21:00:00.000Z	38 \| good	6.779 \| good	34.403 \| good	22.625 \| good	0.892 \| good	4.217 \| good	0.161 \| good
2026-10-20T22:00:00.000Z	38 \| good	6.937 \| good	34.87 \| good	27.617 \| good	0.892 \| good	2.927 \| good	0.181 \| good
2026-10-20T23:00:00.000Z	44 \| good	8 \| good	35.312 \| good	30.095 \| good	0.852 \| good	3.713 \| good	0.181 \| good
2026-10-21T00:00:00.000Z	44 \| good	8.393 \| good	34.966 \| good	28.998 \| good	0.869 \| good	3.832 \| good	0.2 \| good
2026-10-21T01:00:00.000Z	49 \| good	9.253 \| good	37.042 \| good	28.192 \| good	0.762 \| good	6.786 \| good	0.221 \| good
2026-10-21T02:00:00.000Z	49 \| good	9.422 \| good	40.682 \| good	28.636 \| good	0.884 \| good	9.564 \| good	0.201 \| good
2026-10-21T03:00:00.000Z	49 \| good	9.373 \| good	41.699 \| good	16.513 \| good	0.304 \| good	9.108 \| good	0.211 \| good
2026-10-21T04:00:00.000Z	56 \| moderate	11.788 \| good	46.963 \| good	23.197 \| good	0.628 \| good	11.637 \| good	0.221 \| good
2026-10-21T05:00:00.000Z	56 \| moderate	12.217 \| fine	54.23 \| good	17.246 \| good	0.628 \| good	12.197 \| good	0.219 \| good
2026-10-21T06:00:00.000Z	56 \| moderate	12.45 \| fine	49.782 \| good	15.916 \| good	0.47 \| good	11.912 \| good	0.199 \| good
2026-10-21T07:00:00.000Z	58 \| moderate	12.784 \| fine	46.239 \| good	14.963 \| good	0.467 \| good	12.22 \| good	0.217 \| good
2026-10-21T08:00:00.000Z	60 \| moderate	14.226 \| fine	44.136 \| good	15.47 \| good	0.428 \| good	14.167 \| good	0.258 \| good
2026-10-21T09:00:00.000Z	62 \| moderate	15.418 \| fine	43.761 \| good	15.629 \| good	0.828 \| good	15.836 \| good	0.297 \| good
2026-10-21T10:00:00.000Z	64 \| moderate	15.546 \| fine	45.932 \| good	17.057 \| good	0.463 \| good	13.606 \| good	0.258 \| good
2026-10-21T11:00:00.000Z	62 \| moderate	15.483 \| fine	46.951 \| good	14.476 \| good	0.529 \| good	12.678 \| good	0.32 \| good
2026-10-21T12:00:00.000Z	62 \| moderate	15.056 \| fine	47.656 \| good	5.637 \| good	0.427 \| good	13.334 \| good	0.299 \| good
2026-10-21T13:00:00.000Z	62 \| moderate	14.838 \| fine	48.368 \| good	5.067 \| good	0.427 \| good	13.706 \| good	0.3 \| good
2026-10-21T14:00:00.000Z	60 \| moderate	14.353 \| fine	47.82 \| good	3.605 \| good	0.451 \| good	14.59 \| good	0.398 \| good
2026-10-21T15:00:00.000Z	62 \| moderate	14.72 \| fine	49.978 \| good	3.744 \| good	0.537 \| good	13.058 \| good	0.44 \| good
2026-10-21T16:00:00.000Z	60 \| moderate	14.247 \| fine	52.15 \| good	4.366 \| good	0.577 \| good	12.813 \| good	0.4 \| good
2026-10-21T17:00:00.000Z	64 \| moderate	15.585 \| fine	58.325 \| fine	7.87 \| good	0.599 \| good	9.792 \| good	0.539 \| good
2026-10-21T18:00:00.000Z	60 \| moderate	14.409 \| fine	56.82 \| fine	10.406 \| good	0.766 \| good	8.397 \| good	0.421 \| good
2026-10-21T19:00:00.000Z	60 \| moderate	13.842 \| fine	54.216 \| good	15.728 \| good	0.75 \| good	6.194 \| good	0.38 \| good
2026-10-21T20:00:00.000Z	60 \| moderate	14.133 \| fine	54.807 \| good	21.378 \| good	0.946 \| good	9.383 \| good	0.34 \| good
2026-10-21T21:00:00.000Z	58 \| moderate	12.579 \| fine	51.737 \| good	25.639 \| good	1.167 \| good	8.032 \| good	0.341 \| good
2026-10-21T22:00:00.000Z	56 \| moderate	12.191 \| fine	48.783 \| good	29.361 \| good	1.24 \| good	8.861 \| good	0.262 \| good
2026-10-21T23:00:00.000Z	56 \| moderate	12.359 \| fine	47.158 \| good	31.689 \| good	1.781 \| good	9.307 \| good	0.283 \| good
2026-10-22T00:00:00.000Z	54 \| moderate	10.913 \| good	45.304 \| good	34.017 \| good	0.967 \| good	9.286 \| good	0.302 \| good
2026-10-22T01:00:00.000Z	54 \| moderate	11.192 \| good	42.658 \| good	29.778 \| good	0.985 \| good	9.967 \| good	0.302 \| good
2026-10-22T02:00:00.000Z	54 \| moderate	10.797 \| good	45.311 \| good	30.541 \| good	0.786 \| good	17.466 \| good	0.444 \| good
2026-10-22T03:00:00.000Z	58 \| moderate	12.568 \| fine	56.754 \| fine	20.129 \| good	0.397 \| good	10.51 \| good	0.254 \| good
2026-10-22T04:00:00.000Z	54 \| moderate	10.738 \| good	50.18 \| good	16.163 \| good	0.743 \| good	12.027 \| good	0.505 \| good
2026-10-22T05:00:00.000Z	54 \| moderate	11.302 \| good	52.282 \| good	18.245 \| good	0.646 \| good	15.9 \| good	0.48 \| good
2026-10-22T06:00:00.000Z	54 \| moderate	10.973 \| good	51.579 \| good	12.939 \| good	0.643 \| good	20.707 \| good	0.46 \| good
2026-10-22T07:00:00.000Z	54 \| moderate	11.046 \| good	51.458 \| good	12.525 \| good	0.642 \| good	22.251 \| good	0.458 \| good
2026-10-22T08:00:00.000Z	54 \| moderate	10.978 \| good	48.803 \| good	11.962 \| good	0.576 \| good	19.266 \| good	0.359 \| good
2026-10-22T09:00:00.000Z	54 \| moderate	11.064 \| good	46.563 \| good	11.759 \| good	0.507 \| good	17.878 \| good	0.338 \| good
2026-10-22T10:00:00.000Z	56 \| moderate	11.948 \| good	44.299 \| good	9.68 \| good	0.506 \| good	14.964 \| good	0.355 \| good
2026-10-22T11:00:00.000Z	56 \| moderate	12.305 \| fine	42.108 \| good	8.323 \| good	0.54 \| good	14.089 \| good	0.355 \| good
2026-10-22T12:00:00.000Z	56 \| moderate	12.039 \| good	39.934 \| good	4.426 \| good	0.624 \| good	15.195 \| good	0.357 \| good
2026-10-22T13:00:00.000Z	56 \| moderate	12.239 \| fine	39.76 \| good	5.229 \| good	0.52 \| good	14.823 \| good	0.336 \| good
2026-10-22T14:00:00.000Z	58 \| moderate	12.62 \| fine	42.57 \| good	5.368 \| good	0.553 \| good	13.074 \| good	0.356 \| good
2026-10-22T15:00:00.000Z	58 \| moderate	13.253 \| fine	46.472 \| good	3.981 \| good	0.609 \| good	14.39 \| good	0.416 \| good
2026-10-22T16:00:00.000Z	58 \| moderate	13.08 \| fine	49.23 \| good	5.467 \| good	0.673 \| good	14.026 \| good	0.514 \| good
2026-10-22T17:00:00.000Z	60 \| moderate	14.15 \| fine	52.693 \| good	5.514 \| good	0.714 \| good	13.362 \| good	0.475 \| good
2026-10-22T18:00:00.000Z	60 \| moderate	14.08 \| fine	54.863 \| good	9.984 \| good	0.741 \| good	11.077 \| good	0.355 \| good
2026-10-22T19:00:00.000Z	60 \| moderate	14.161 \| fine	56.577 \| fine	18.239 \| good	0.931 \| good	9.9 \| good	0.336 \| good
2026-10-22T19:00:00.000Z	60 \| moderate	14.161 \| fine	56.577 \| fine	18.239 \| good	0.931 \| good	9.9 \| good	0.336 \| good
2026-10-22T20:00:00.000Z	33 \| good	6.016 \| good	27.013 \| good	32.974 \| good	0.33 \| good	5.767 \| good	0.273 \| good
2026-10-22T21:00:00.000Z	35 \| good	4.953 \| good	21.387 \| good	37.824 \| good	0.339 \| good	5.74 \| good	0.274 \| good
2026-10-22T22:00:00.000Z	34 \| good	5.157 \| good	22.351 \| good	37.301 \| good	0.358 \| good	6.043 \| good	0.283 \| good
2026-10-22T23:00:00.000Z	44 \| good	7.938 \| good	35.06 \| good	36.498 \| good	0.377 \| good	6.806 \| good	0.3 \| good
2026-10-23T00:00:00.000Z	64 \| moderate	16.022 \| fine	71.488 \| fine	34.977 \| good	0.383 \| good	7.537 \| good	0.315 \| good
2026-10-23T01:00:00.000Z	69 \| moderate	19.28 \| fine	84.989 \| fine	29.175 \| good	0.367 \| good	8.605 \| good	0.332 \| good
2026-10-23T02:00:00.000Z	75 \| moderate	22.175 \| fine	97.357 \| fine	30.475 \| good	0.348 \| good	9.282 \| good	0.345 \| good
2026-10-23T03:00:00.000Z	79 \| moderate	23.982 \| fine	104.899 \| fine	28.842 \| good	0.341 \| good	9.256 \| good	0.347 \| good
2026-10-23T04:00:00.000Z	81 \| moderate	24.832 \| fine	108.06 \| fine	31.283 \| good	0.35 \| good	8.982 \| good	0.343 \| good
2026-10-23T05:00:00.000Z	77 \| moderate	22.798 \| fine	100.114 \| fine	28.158 \| good	0.366 \| good	8.637 \| good	0.331 \| good
2026-10-23T06:00:00.000Z	69 \| moderate	19.259 \| fine	84.949 \| fine	26.223 \| good	0.41 \| good	7.66 \| good	0.303 \| good
2026-10-23T07:00:00.000Z	62 \| moderate	14.83 \| fine	66.147 \| fine	26.773 \| good	0.47 \| good	6.129 \| good	0.26 \| good
2026-10-23T08:00:00.000Z	52 \| moderate	10.04 \| good	44.803 \| good	25.153 \| good	0.497 \| good	4.726 \| good	0.223 \| good
2026-10-23T09:00:00.000Z	49 \| good	8.577 \| good	38.122 \| good	24.485 \| good	0.492 \| good	3.612 \| good	0.197 \| good
2026-10-23T10:00:00.000Z	44 \| good	8.384 \| good	37.274 \| good	21.452 \| good	0.465 \| good	2.762 \| good	0.176 \| good
2026-10-23T11:00:00.000Z	38 \| good	7.168 \| good	31.824 \| good	20.959 \| good	0.435 \| good	2.197 \| good	0.162 \| good
2026-10-23T12:00:00.000Z	27 \| good	4.779 \| good	21.017 \| good	13.445 \| good	0.411 \| good	1.822 \| good	0.153 \| good
2026-10-23T13:00:00.000Z	27 \| good	5.193 \| good	22.732 \| good	13.804 \| good	0.4 \| good	1.616 \| good	0.148 \| good
2026-10-23T14:00:00.000Z	27 \| good	5.154 \| good	22.276 \| good	9.553 \| good	0.394 \| good	1.681 \| good	0.147 \| good
2026-10-23T15:00:00.000Z	22 \| good	3.862 \| good	16.724 \| good	10.971 \| good	0.387 \| good	1.987 \| good	0.15 \| good
2026-10-23T16:00:00.000Z	27 \| good	4.581 \| good	20.029 \| good	15.357 \| good	0.382 \| good	1.837 \| good	0.153 \| good
2026-10-23T17:00:00.000Z	17 \| good	2.609 \| good	10.512 \| good	17.942 \| good	0.413 \| good	1.242 \| good	0.15 \| good
2026-10-23T18:00:00.000Z	23 \| good	2.231 \| good	9.044 \| good	24.582 \| good	0.454 \| good	0.902 \| good	0.146 \| good
2026-10-23T19:00:00.000Z	31 \| good	3.567 \| good	15.645 \| good	32.627 \| good	0.48 \| good	0.71 \| good	0.145 \| good
2026-10-23T20:00:00.000Z	33 \| good	2.242 \| good	9.097 \| good	36.036 \| good	0.482 \| good	0.604 \| good	0.143 \| good
2026-10-23T21:00:00.000Z	34 \| good	1.323 \| good	5.065 \| good	37.455 \| good	0.467 \| good	0.555 \| good	0.142 \| good
2026-10-23T22:00:00.000Z	38 \| good	1.504 \| good	6.043 \| good	40.888 \| good	0.443 \| good	0.555 \| good	0.141 \| good
2026-10-23T23:00:00.000Z	39 \| good	1.737 \| good	7.285 \| good	42.213 \| good	0.424 \| good	0.612 \| good	0.14 \| good
2026-10-24T00:00:00.000Z	35 \| good	3.016 \| good	12.679 \| good	37.913 \| good	0.407 \| good	0.87 \| good	0.141 \| good
2026-10-24T01:00:00.000Z	26 \| good	3.06 \| good	12.972 \| good	28.24 \| good	0.383 \| good	2.233 \| good	0.154 \| good
2026-10-24T02:00:00.000Z	27 \| good	3.406 \| good	14.689 \| good	28.589 \| good	0.383 \| good	3.709 \| good	0.169 \| good
2026-10-24T03:00:00.000Z	22 \| good	3.499 \| good	15.355 \| good	24.456 \| good	0.386 \| good	4.814 \| good	0.181 \| good
2026-10-24T04:00:00.000Z	22 \| good	3.914 \| good	17.272 \| good	23.568 \| good	0.386 \| good	5.744 \| good	0.19 \| good
2026-10-24T05:00:00.000Z	24 \| good	4.251 \| good	18.759 \| good	25.531 \| good	0.377 \| good	6.469 \| good	0.198 \| good
2026-10-24T06:00:00.000Z	22 \| good	4.403 \| good	19.11 \| good	24.328 \| good	0.358 \| good	6.943 \| good	0.204 \| good
2026-10-24T07:00:00.000Z	22 \| good	3.971 \| good	17.226 \| good	21.716 \| good	0.332 \| good	7.185 \| good	0.209 \| good
2026-10-24T08:00:00.000Z	22 \| good	4.22 \| good	18.319 \| good	18.541 \| good	0.306 \| good	7.249 \| good	0.212 \| good
2026-10-24T09:00:00.000Z	27 \| good	5.102 \| good	22.012 \| good	18.536 \| good	0.284 \| good	7.241 \| good	0.214 \| good
2026-10-24T10:00:00.000Z	33 \| good	5.864 \| good	25.924 \| good	18.354 \| good	0.267 \| good	7.294 \| good	0.216 \| good
2026-10-24T11:00:00.000Z	33 \| good	6.328 \| good	27.929 \| good	18.028 \| good	0.255 \| good	7.485 \| good	0.22 \| good
2026-10-24T12:00:00.000Z	33 \| good	6.157 \| good	26.859 \| good	11.579 \| good	0.244 \| good	7.727 \| good	0.224 \| good
2026-10-24T13:00:00.000Z	38 \| good	7.165 \| good	31.727 \| good	12.001 \| good	0.233 \| good	7.993 \| good	0.229 \| good
2026-10-24T14:00:00.000Z	44 \| good	8.357 \| good	36.935 \| good	6.952 \| good	0.224 \| good	8.44 \| good	0.235 \| good
2026-10-24T15:00:00.000Z	44 \| good	8.377 \| good	36.59 \| good	7.762 \| good	0.223 \| good	7.406 \| good	0.247 \| good
2026-10-24T16:00:00.000Z	49 \| good	8.738 \| good	38.514 \| good	12.657 \| good	0.229 \| good	5.664 \| good	0.254 \| good
2026-10-24T17:00:00.000Z	49 \| good	8.929 \| good	39.424 \| good	16.063 \| good	0.291 \| good	4.077 \| good	0.226 \| good
2026-10-24T18:00:00.000Z	49 \| good	8.637 \| good	37.999 \| good	22.895 \| good	0.381 \| good	2.87 \| good	0.196 \| good
2026-10-24T19:00:00.000Z	52 \| moderate	9.65 \| good	42.645 \| good	29.273 \| good	0.427 \| good	2.25 \| good	0.177 \| good

Current air quality index in Pasco, Washington today

Common air pollutants in Pasco, Washington

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Pasco, Washington air quality forecast and history

Empower business decisions with accurate air quality data

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

Air quality in nearby cities

Kennewick, Washington

Richland, Washington

West Richland, Washington

Hermiston, Oregon

Walla Walla, Washington

Grandview, Washington

How accurate is Washington, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently does the air quality data for Pasco, Washington get updated?

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

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

What pollutant is most frequently found in Pasco, Washington?

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What is the PM2.5 concentration in Pasco, Washington right now?

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

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

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

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

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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 Pasco, Washington right now?

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

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

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

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