What are the current PM10 levels at Greeley, Colorado?

The current PM10 levels in Greeley, Colorado are 20.035 μg/m3.

What are the current sulfur dioxide (SO2) levels at Greeley, Colorado?

The current sulfur dioxide (SO2) levels in Greeley, Colorado are 0.97 ppb.

What are the current ozone (O3) levels at Greeley, Colorado?

The current ozone (O3) levels at Greeley, Colorado is 42.918 ppm.

What are the current nitrogen dioxide (NO2) levels at Greeley, Colorado?

The current nitrogen dioxide (NO2) levels at Greeley, Colorado is 6.54 ppb.

Live air quality index in Greeley, Colorado today

Name: Live air pollution levels in Greeley, Colorado today
Creator: Ambee

Stay updated with real-time air quality in Greeley, Colorado 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

Greeley, Colorado

Last updated: ... (Local time)

Major air pollutants in Greeley, Colorado

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.50 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

20.04 μg/m³

155

255

425

605+

Ozone (O₃)

42.92 ppb

201

201+

Sulfur Dioxide (SO₂)

0.97 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

6.54 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.12 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Greeley, Colorado

Get Live Pollen Counts

Greeley, Colorado

Scroll To Air Quality Map

Track live Greeley, Colorado air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-05-31T23:00:00.000Z	58 \| moderate	3.357 \| good	15.077 \| good	57.351 \| fine	0.792 \| good	2.828 \| good	0.118 \| good
2025-06-01T00:00:00.000Z	54 \| moderate	3.331 \| good	15.035 \| good	56.211 \| fine	0.774 \| good	2.497 \| good	0.122 \| good
2025-06-01T01:00:00.000Z	48 \| good	3.322 \| good	15.024 \| good	51.541 \| good	0.688 \| good	4.844 \| good	0.118 \| good
2025-06-01T02:00:00.000Z	51 \| moderate	3.468 \| good	15.249 \| good	54.775 \| good	0.627 \| good	5.177 \| good	0.118 \| good
2025-06-01T03:00:00.000Z	49 \| good	0.719 \| good	2.99 \| good	53.267 \| good	0.434 \| good	11.007 \| good	0.199 \| good
2025-06-01T04:00:00.000Z	44 \| good	3.792 \| good	16.298 \| good	47.397 \| good	0.574 \| good	12.253 \| good	0.227 \| good
2025-06-01T05:00:00.000Z	43 \| good	4.065 \| good	18.127 \| good	45.661 \| good	0.635 \| good	11.626 \| good	0.145 \| good
2025-06-01T06:00:00.000Z	37 \| good	4.738 \| good	20.933 \| good	40.441 \| good	0.487 \| good	6.94 \| good	0.126 \| good
2025-06-01T07:00:00.000Z	38 \| good	5.811 \| good	24.991 \| good	40.938 \| good	0.52 \| good	4.603 \| good	0.214 \| good
2025-06-01T08:00:00.000Z	44 \| good	7.725 \| good	33.876 \| good	33.071 \| good	0.558 \| good	4.121 \| good	0.149 \| good
2025-06-01T09:00:00.000Z	44 \| good	7.697 \| good	33.442 \| good	31.757 \| good	0.528 \| good	7.722 \| good	0.14 \| good
2025-06-01T10:00:00.000Z	52 \| moderate	10.328 \| good	45.78 \| good	28.726 \| good	0.785 \| good	6.192 \| good	0.214 \| good
2025-06-01T11:00:00.000Z	52 \| moderate	10.261 \| good	45.784 \| good	23.371 \| good	0.705 \| good	7.727 \| good	0.196 \| good
2025-06-01T12:00:00.000Z	52 \| moderate	9.932 \| good	44.21 \| good	19.013 \| good	0.658 \| good	6.506 \| good	0.187 \| good
2025-06-01T13:00:00.000Z	52 \| moderate	9.664 \| good	42.807 \| good	21.917 \| good	0.728 \| good	9.538 \| good	0.191 \| good
2025-06-01T14:00:00.000Z	49 \| good	9.475 \| good	42.479 \| good	26.009 \| good	0.739 \| good	7.746 \| good	0.113 \| good
2025-06-01T16:00:00.000Z	52 \| moderate	10.189 \| good	44.883 \| good	35.071 \| good	1.177 \| good	5.659 \| good	0.196 \| good
2025-06-01T17:00:00.000Z	52 \| moderate	10.173 \| good	44.833 \| good	40.725 \| good	1.004 \| good	4.961 \| good	0.205 \| good
2025-06-01T18:00:00.000Z	49 \| good	9.378 \| good	41.864 \| good	49.352 \| good	1.106 \| good	5.717 \| good	0.205 \| good
2025-06-01T19:00:00.000Z	51 \| moderate	8.888 \| good	38.805 \| good	55.036 \| fine	0.77 \| good	4.007 \| good	0.2 \| good
2025-06-01T20:00:00.000Z	61 \| moderate	6.514 \| good	28.928 \| good	58.09 \| fine	0.763 \| good	3.04 \| good	0.195 \| good
2025-06-01T21:00:00.000Z	71 \| moderate	4.726 \| good	20.982 \| good	61.073 \| fine	0.658 \| good	2.882 \| good	0.113 \| good
2025-06-01T22:00:00.000Z	74 \| moderate	3.671 \| good	16.099 \| good	61.886 \| fine	0.621 \| good	2.604 \| good	0.113 \| good
2025-06-01T23:00:00.000Z	54 \| moderate	3.34 \| good	15.017 \| good	56.326 \| fine	0.584 \| good	2.816 \| good	0.109 \| good
2025-06-02T00:00:00.000Z	47 \| good	2.927 \| good	12.041 \| good	51.142 \| good	0.596 \| good	4.298 \| good	0.109 \| good
2025-06-02T01:00:00.000Z	46 \| good	2.918 \| good	12.121 \| good	49.975 \| good	0.632 \| good	11.289 \| good	0.127 \| good
2025-06-02T02:00:00.000Z	45 \| good	2.317 \| good	9.982 \| good	49.475 \| good	0.656 \| good	11.155 \| good	0.131 \| good
2025-06-02T03:00:00.000Z	43 \| good	2.104 \| good	9.003 \| good	45.589 \| good	0.566 \| good	10.892 \| good	0.219 \| good
2025-06-02T04:00:00.000Z	35 \| good	2.115 \| good	9.03 \| good	38.457 \| good	0.579 \| good	10.749 \| good	0.159 \| good
2025-06-02T05:00:00.000Z	34 \| good	2.345 \| good	10.426 \| good	37.4 \| good	0.651 \| good	7.871 \| good	0.154 \| good
2025-06-02T06:00:00.000Z	28 \| good	3.225 \| good	13.933 \| good	29.984 \| good	0.574 \| good	9.367 \| good	0.218 \| good
2025-06-02T07:00:00.000Z	24 \| good	4.023 \| good	17.982 \| good	25.827 \| good	0.612 \| good	8.949 \| good	0.214 \| good
2025-06-02T08:00:00.000Z	22 \| good	4.256 \| good	19.018 \| good	22.054 \| good	0.659 \| good	8.299 \| good	0.128 \| good
2025-06-02T09:00:00.000Z	22 \| good	4.092 \| good	17.727 \| good	19.835 \| good	0.599 \| good	10.058 \| good	0.128 \| good
2025-06-02T10:00:00.000Z	22 \| good	4.198 \| good	18.751 \| good	20.69 \| good	0.583 \| good	8.87 \| good	0.128 \| good
2025-06-02T11:00:00.000Z	26 \| good	4.089 \| good	17.856 \| good	28.43 \| good	0.628 \| good	11.127 \| good	0.123 \| good
2025-06-02T12:00:00.000Z	22 \| good	3.908 \| good	16.944 \| good	20.079 \| good	0.681 \| good	11.58 \| good	0.141 \| good
2025-06-02T13:00:00.000Z	22 \| good	3.63 \| good	16.054 \| good	23.016 \| good	0.877 \| good	18.595 \| good	0.158 \| good
2025-06-02T14:00:00.000Z	24 \| good	3.526 \| good	16.019 \| good	26.335 \| good	0.906 \| good	17.053 \| good	0.218 \| good
2025-06-02T15:00:00.000Z	31 \| good	3.814 \| good	16.986 \| good	33.18 \| good	0.816 \| good	14.025 \| good	0.218 \| good
2025-06-02T16:00:00.000Z	33 \| good	4.11 \| good	18.061 \| good	36.171 \| good	0.899 \| good	5.464 \| good	0.141 \| good
2025-06-02T17:00:00.000Z	36 \| good	4.523 \| good	20.333 \| good	39.499 \| good	0.797 \| good	6.665 \| good	0.209 \| good
2025-06-02T18:00:00.000Z	40 \| good	4.505 \| good	20.035 \| good	42.918 \| good	0.97 \| good	6.54 \| good	0.123 \| good
2025-06-02T19:00:00.000Z	46 \| good	5.2 \| good	23.031 \| good	49.584 \| good	1.162 \| good	7.228 \| good	0.123 \| good
2025-06-02T20:00:00.000Z	48 \| good	5.788 \| good	24.919 \| good	52.297 \| good	1.267 \| good	5.91 \| good	0.122 \| good
2025-06-02T21:00:00.000Z	61 \| moderate	4.993 \| good	21.998 \| good	58.068 \| fine	1.206 \| good	5.493 \| good	0.114 \| good
2025-06-02T22:00:00.000Z	71 \| moderate	5.177 \| good	23.012 \| good	60.738 \| fine	1.088 \| good	9.412 \| good	0.137 \| good
2025-06-02T19:00:00.000Z	40 \| good	4.505 \| good	20.035 \| good	42.918 \| good	0.97 \| good	6.54 \| good	0.123 \| good
2025-06-02T20:00:00.000Z	51 \| moderate	5.442 \| good	23.019 \| good	54.882 \| good	0.22 \| good	1.051 \| good	0.11 \| good
2025-06-02T21:00:00.000Z	48 \| good	4.507 \| good	20.014 \| good	52.091 \| good	0.217 \| good	1.114 \| good	0.11 \| good
2025-06-02T22:00:00.000Z	54 \| moderate	4.907 \| good	21.015 \| good	56.167 \| fine	0.182 \| good	2.353 \| good	0.124 \| good
2025-06-02T23:00:00.000Z	49 \| good	4.35 \| good	19.014 \| good	52.613 \| good	0.182 \| good	2.614 \| good	0.125 \| good
2025-06-03T00:00:00.000Z	47 \| good	4.188 \| good	18.022 \| good	51.261 \| good	0.182 \| good	2.875 \| good	0.126 \| good
2025-06-03T01:00:00.000Z	44 \| good	3.43 \| good	15.006 \| good	47.452 \| good	0.265 \| good	8.285 \| good	0.182 \| good
2025-06-03T02:00:00.000Z	48 \| good	5.501 \| good	23.987 \| good	51.77 \| good	0.273 \| good	9.012 \| good	0.185 \| good
2025-06-03T03:00:00.000Z	58 \| moderate	13.056 \| fine	58.942 \| fine	41.381 \| good	0.281 \| good	9.738 \| good	0.189 \| good
2025-06-03T04:00:00.000Z	60 \| moderate	13.822 \| fine	62.989 \| fine	33.559 \| good	0.189 \| good	2.464 \| good	0.139 \| good
2025-06-03T05:00:00.000Z	49 \| good	8.714 \| good	38.022 \| good	27.381 \| good	0.187 \| good	2.358 \| good	0.14 \| good
2025-06-03T06:00:00.000Z	44 \| good	8.184 \| good	36.016 \| good	25.832 \| good	0.184 \| good	2.252 \| good	0.141 \| good
2025-06-03T07:00:00.000Z	49 \| good	9.31 \| good	41.986 \| good	24.387 \| good	0.128 \| good	1.069 \| good	0.12 \| good
2025-06-03T08:00:00.000Z	49 \| good	8.652 \| good	38.004 \| good	23.193 \| good	0.119 \| good	1.012 \| good	0.119 \| good
2025-06-03T09:00:00.000Z	44 \| good	8.481 \| good	37.003 \| good	24.285 \| good	0.111 \| good	0.956 \| good	0.117 \| good
2025-06-03T10:00:00.000Z	49 \| good	9.174 \| good	40.97 \| good	26.819 \| good	0.141 \| good	1.104 \| good	0.111 \| good
2025-06-03T11:00:00.000Z	44 \| good	8.42 \| good	37.004 \| good	24.673 \| good	0.13 \| good	1.138 \| good	0.111 \| good
2025-06-03T12:00:00.000Z	33 \| good	5.574 \| good	24.063 \| good	24.905 \| good	0.12 \| good	1.172 \| good	0.111 \| good
2025-06-03T13:00:00.000Z	27 \| good	5.08 \| good	22.044 \| good	25.997 \| good	0.192 \| good	1.551 \| good	0.116 \| good
2025-06-03T14:00:00.000Z	27 \| good	5.198 \| good	22.03 \| good	24.23 \| good	0.173 \| good	1.499 \| good	0.116 \| good
2025-06-03T15:00:00.000Z	33 \| good	5.975 \| good	26.97 \| good	26.056 \| good	0.153 \| good	1.447 \| good	0.115 \| good
2025-06-03T16:00:00.000Z	33 \| good	5.831 \| good	25.033 \| good	27.023 \| good	0.196 \| good	1.486 \| good	0.116 \| good
2025-06-03T17:00:00.000Z	27 \| good	4.732 \| good	20.992 \| good	26.216 \| good	0.164 \| good	1.296 \| good	0.115 \| good
2025-06-03T18:00:00.000Z	23 \| good	3.496 \| good	15.021 \| good	25.243 \| good	0.132 \| good	1.106 \| good	0.114 \| good
2025-06-03T19:00:00.000Z	33 \| good	5.816 \| good	25.04 \| good	27.966 \| good	0.169 \| good	1.277 \| good	0.117 \| good
2025-06-03T20:00:00.000Z	38 \| good	6.884 \| good	30.028 \| good	30.972 \| good	0.127 \| good	1.072 \| good	0.116 \| good
2025-06-03T21:00:00.000Z	44 \| good	8.207 \| good	35.995 \| good	34.555 \| good	0.085 \| good	0.868 \| good	0.115 \| good
2025-06-03T22:00:00.000Z	38 \| good	6.739 \| good	30.008 \| good	29.57 \| good	0.156 \| good	1.797 \| good	0.122 \| good
2025-06-03T23:00:00.000Z	49 \| good	9.035 \| good	40.945 \| good	27.769 \| good	0.118 \| good	1.543 \| good	0.12 \| good
2025-06-04T00:00:00.000Z	49 \| good	9.174 \| good	40.973 \| good	31.919 \| good	0.081 \| good	1.289 \| good	0.119 \| good
2025-06-04T01:00:00.000Z	38 \| good	6.514 \| good	29.005 \| good	31.951 \| good	0.229 \| good	4.358 \| good	0.14 \| good
2025-06-04T02:00:00.000Z	44 \| good	7.767 \| good	33.985 \| good	31.404 \| good	0.183 \| good	4.161 \| good	0.138 \| good
2025-06-04T03:00:00.000Z	33 \| good	6.317 \| good	27.984 \| good	28.962 \| good	0.136 \| good	3.964 \| good	0.136 \| good
2025-06-04T04:00:00.000Z	28 \| good	4.571 \| good	19.987 \| good	30.124 \| good	0.325 \| good	4.735 \| good	0.143 \| good
2025-06-04T05:00:00.000Z	28 \| good	3.293 \| good	13.986 \| good	30.146 \| good	0.246 \| good	4.39 \| good	0.138 \| good
2025-06-04T06:00:00.000Z	27 \| good	3.176 \| good	13.974 \| good	29.453 \| good	0.167 \| good	4.046 \| good	0.133 \| good
2025-06-04T07:00:00.000Z	25 \| good	4.327 \| good	19.002 \| good	27.179 \| good	0.318 \| good	4.678 \| good	0.138 \| good
2025-06-04T08:00:00.000Z	23 \| good	4.337 \| good	19.018 \| good	25.178 \| good	0.228 \| good	4.361 \| good	0.132 \| good
2025-06-04T09:00:00.000Z	38 \| good	6.693 \| good	29.998 \| good	23.933 \| good	0.139 \| good	4.043 \| good	0.126 \| good
2025-06-04T10:00:00.000Z	38 \| good	7.382 \| good	32.038 \| good	25.399 \| good	0.263 \| good	4.54 \| good	0.138 \| good
2025-06-04T11:00:00.000Z	60 \| moderate	14.468 \| fine	64.964 \| fine	19.658 \| good	0.205 \| good	4.285 \| good	0.132 \| good
2025-06-04T12:00:00.000Z	58 \| moderate	12.742 \| fine	56.988 \| fine	19.477 \| good	0.148 \| good	4.029 \| good	0.125 \| good
2025-06-04T13:00:00.000Z	62 \| moderate	14.71 \| fine	65.035 \| fine	21.822 \| good	0.343 \| good	2.615 \| good	0.139 \| good
2025-06-04T14:00:00.000Z	66 \| moderate	17.256 \| fine	76.971 \| fine	27.455 \| good	0.338 \| good	2.808 \| good	0.137 \| good
2025-06-04T15:00:00.000Z	71 \| moderate	20.288 \| fine	88.988 \| fine	34.111 \| good	0.334 \| good	3.001 \| good	0.134 \| good
2025-06-04T16:00:00.000Z	73 \| moderate	21.431 \| fine	94.975 \| fine	42.484 \| good	0.376 \| good	1.331 \| good	0.133 \| good
2025-06-04T17:00:00.000Z	66 \| moderate	16.59 \| fine	73.045 \| fine	45.873 \| good	0.381 \| good	1.434 \| good	0.133 \| good
2025-06-04T18:00:00.000Z	54 \| moderate	10.914 \| good	48.07 \| good	46.474 \| good	0.387 \| good	1.537 \| good	0.134 \| good
2025-06-04T19:00:00.000Z	44 \| good	5.772 \| good	25.048 \| good	47.757 \| good	0.231 \| good	0.916 \| good	0.128 \| good

Greeley

Empower business decisions with accurate air quality data

Greeley, Colorado air quality map: Real-time AQI near you

0.18ppm

How accurate is Colorado, USA air quality data?

Air quality measurements for Colorado, 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 Greeley, Colorado updated?

Air quality data for Greeley, Colorado is updated on an hourly basis.

When did Greeley, Colorado experience the worst air quality in the last 24 hours?

The worst air quality in Greeley, Colorado was recorded at 10:00:00 on 2025-06-01.

When did Greeley, Colorado have its best air quality in the last 24 hours?

The best air quality in Greeley, Colorado was recorded at 01:00:00 on 2025-06-02.

What is the real-time air quality index for Greeley, Colorado?

The real-time air quality index in Greeley, Colorado is 40, currently categorized as Good.

Which pollutant is found most often in Greeley, Colorado?

The most common pollutant in Greeley, Colorado is O3.

What can I do if the air quality in Greeley, Colorado is poor?

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

What are the current PM_2.5 levels in Greeley, Colorado?

The measured PM_2.5 levels in Greeley, Colorado at present are 4.505 μg/m³.

What are the current PM₁₀ levels at Greeley, Colorado?

The current PM₁₀ levels in Greeley, Colorado are 20.035 μg/m³.

What are the current carbon monoxide (CO) levels at Greeley, Colorado?

The current carbon monoxide (CO) level in Greeley, Colorado is 0.123 ppm.

What are the current sulfur dioxide (SO₂) levels at Greeley, Colorado?

The current sulfur dioxide (SO₂) levels in Greeley, Colorado are 0.97 ppb.

What are the current ozone (O₃) levels at Greeley, Colorado?

The current ozone (O₃) levels at Greeley, Colorado is 42.918 ppm.

What are the current nitrogen dioxide (NO₂) levels at Greeley, Colorado?

The current nitrogen dioxide (NO₂) levels at Greeley, Colorado is 6.54 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-05-31T23:00:00.000Z	58 \| moderate	3.357 \| good	15.077 \| good	57.351 \| fine	0.792 \| good	2.828 \| good	0.118 \| good
2025-06-01T00:00:00.000Z	54 \| moderate	3.331 \| good	15.035 \| good	56.211 \| fine	0.774 \| good	2.497 \| good	0.122 \| good
2025-06-01T01:00:00.000Z	48 \| good	3.322 \| good	15.024 \| good	51.541 \| good	0.688 \| good	4.844 \| good	0.118 \| good
2025-06-01T02:00:00.000Z	51 \| moderate	3.468 \| good	15.249 \| good	54.775 \| good	0.627 \| good	5.177 \| good	0.118 \| good
2025-06-01T03:00:00.000Z	49 \| good	0.719 \| good	2.99 \| good	53.267 \| good	0.434 \| good	11.007 \| good	0.199 \| good
2025-06-01T04:00:00.000Z	44 \| good	3.792 \| good	16.298 \| good	47.397 \| good	0.574 \| good	12.253 \| good	0.227 \| good
2025-06-01T05:00:00.000Z	43 \| good	4.065 \| good	18.127 \| good	45.661 \| good	0.635 \| good	11.626 \| good	0.145 \| good
2025-06-01T06:00:00.000Z	37 \| good	4.738 \| good	20.933 \| good	40.441 \| good	0.487 \| good	6.94 \| good	0.126 \| good
2025-06-01T07:00:00.000Z	38 \| good	5.811 \| good	24.991 \| good	40.938 \| good	0.52 \| good	4.603 \| good	0.214 \| good
2025-06-01T08:00:00.000Z	44 \| good	7.725 \| good	33.876 \| good	33.071 \| good	0.558 \| good	4.121 \| good	0.149 \| good
2025-06-01T09:00:00.000Z	44 \| good	7.697 \| good	33.442 \| good	31.757 \| good	0.528 \| good	7.722 \| good	0.14 \| good
2025-06-01T10:00:00.000Z	52 \| moderate	10.328 \| good	45.78 \| good	28.726 \| good	0.785 \| good	6.192 \| good	0.214 \| good
2025-06-01T11:00:00.000Z	52 \| moderate	10.261 \| good	45.784 \| good	23.371 \| good	0.705 \| good	7.727 \| good	0.196 \| good
2025-06-01T12:00:00.000Z	52 \| moderate	9.932 \| good	44.21 \| good	19.013 \| good	0.658 \| good	6.506 \| good	0.187 \| good
2025-06-01T13:00:00.000Z	52 \| moderate	9.664 \| good	42.807 \| good	21.917 \| good	0.728 \| good	9.538 \| good	0.191 \| good
2025-06-01T14:00:00.000Z	49 \| good	9.475 \| good	42.479 \| good	26.009 \| good	0.739 \| good	7.746 \| good	0.113 \| good
2025-06-01T16:00:00.000Z	52 \| moderate	10.189 \| good	44.883 \| good	35.071 \| good	1.177 \| good	5.659 \| good	0.196 \| good
2025-06-01T17:00:00.000Z	52 \| moderate	10.173 \| good	44.833 \| good	40.725 \| good	1.004 \| good	4.961 \| good	0.205 \| good
2025-06-01T18:00:00.000Z	49 \| good	9.378 \| good	41.864 \| good	49.352 \| good	1.106 \| good	5.717 \| good	0.205 \| good
2025-06-01T19:00:00.000Z	51 \| moderate	8.888 \| good	38.805 \| good	55.036 \| fine	0.77 \| good	4.007 \| good	0.2 \| good
2025-06-01T20:00:00.000Z	61 \| moderate	6.514 \| good	28.928 \| good	58.09 \| fine	0.763 \| good	3.04 \| good	0.195 \| good
2025-06-01T21:00:00.000Z	71 \| moderate	4.726 \| good	20.982 \| good	61.073 \| fine	0.658 \| good	2.882 \| good	0.113 \| good
2025-06-01T22:00:00.000Z	74 \| moderate	3.671 \| good	16.099 \| good	61.886 \| fine	0.621 \| good	2.604 \| good	0.113 \| good
2025-06-01T23:00:00.000Z	54 \| moderate	3.34 \| good	15.017 \| good	56.326 \| fine	0.584 \| good	2.816 \| good	0.109 \| good
2025-06-02T00:00:00.000Z	47 \| good	2.927 \| good	12.041 \| good	51.142 \| good	0.596 \| good	4.298 \| good	0.109 \| good
2025-06-02T01:00:00.000Z	46 \| good	2.918 \| good	12.121 \| good	49.975 \| good	0.632 \| good	11.289 \| good	0.127 \| good
2025-06-02T02:00:00.000Z	45 \| good	2.317 \| good	9.982 \| good	49.475 \| good	0.656 \| good	11.155 \| good	0.131 \| good
2025-06-02T03:00:00.000Z	43 \| good	2.104 \| good	9.003 \| good	45.589 \| good	0.566 \| good	10.892 \| good	0.219 \| good
2025-06-02T04:00:00.000Z	35 \| good	2.115 \| good	9.03 \| good	38.457 \| good	0.579 \| good	10.749 \| good	0.159 \| good
2025-06-02T05:00:00.000Z	34 \| good	2.345 \| good	10.426 \| good	37.4 \| good	0.651 \| good	7.871 \| good	0.154 \| good
2025-06-02T06:00:00.000Z	28 \| good	3.225 \| good	13.933 \| good	29.984 \| good	0.574 \| good	9.367 \| good	0.218 \| good
2025-06-02T07:00:00.000Z	24 \| good	4.023 \| good	17.982 \| good	25.827 \| good	0.612 \| good	8.949 \| good	0.214 \| good
2025-06-02T08:00:00.000Z	22 \| good	4.256 \| good	19.018 \| good	22.054 \| good	0.659 \| good	8.299 \| good	0.128 \| good
2025-06-02T09:00:00.000Z	22 \| good	4.092 \| good	17.727 \| good	19.835 \| good	0.599 \| good	10.058 \| good	0.128 \| good
2025-06-02T10:00:00.000Z	22 \| good	4.198 \| good	18.751 \| good	20.69 \| good	0.583 \| good	8.87 \| good	0.128 \| good
2025-06-02T11:00:00.000Z	26 \| good	4.089 \| good	17.856 \| good	28.43 \| good	0.628 \| good	11.127 \| good	0.123 \| good
2025-06-02T12:00:00.000Z	22 \| good	3.908 \| good	16.944 \| good	20.079 \| good	0.681 \| good	11.58 \| good	0.141 \| good
2025-06-02T13:00:00.000Z	22 \| good	3.63 \| good	16.054 \| good	23.016 \| good	0.877 \| good	18.595 \| good	0.158 \| good
2025-06-02T14:00:00.000Z	24 \| good	3.526 \| good	16.019 \| good	26.335 \| good	0.906 \| good	17.053 \| good	0.218 \| good
2025-06-02T15:00:00.000Z	31 \| good	3.814 \| good	16.986 \| good	33.18 \| good	0.816 \| good	14.025 \| good	0.218 \| good
2025-06-02T16:00:00.000Z	33 \| good	4.11 \| good	18.061 \| good	36.171 \| good	0.899 \| good	5.464 \| good	0.141 \| good
2025-06-02T17:00:00.000Z	36 \| good	4.523 \| good	20.333 \| good	39.499 \| good	0.797 \| good	6.665 \| good	0.209 \| good
2025-06-02T18:00:00.000Z	40 \| good	4.505 \| good	20.035 \| good	42.918 \| good	0.97 \| good	6.54 \| good	0.123 \| good
2025-06-02T19:00:00.000Z	46 \| good	5.2 \| good	23.031 \| good	49.584 \| good	1.162 \| good	7.228 \| good	0.123 \| good
2025-06-02T20:00:00.000Z	48 \| good	5.788 \| good	24.919 \| good	52.297 \| good	1.267 \| good	5.91 \| good	0.122 \| good
2025-06-02T21:00:00.000Z	61 \| moderate	4.993 \| good	21.998 \| good	58.068 \| fine	1.206 \| good	5.493 \| good	0.114 \| good
2025-06-02T22:00:00.000Z	71 \| moderate	5.177 \| good	23.012 \| good	60.738 \| fine	1.088 \| good	9.412 \| good	0.137 \| good
2025-06-02T19:00:00.000Z	40 \| good	4.505 \| good	20.035 \| good	42.918 \| good	0.97 \| good	6.54 \| good	0.123 \| good
2025-06-02T20:00:00.000Z	51 \| moderate	5.442 \| good	23.019 \| good	54.882 \| good	0.22 \| good	1.051 \| good	0.11 \| good
2025-06-02T21:00:00.000Z	48 \| good	4.507 \| good	20.014 \| good	52.091 \| good	0.217 \| good	1.114 \| good	0.11 \| good
2025-06-02T22:00:00.000Z	54 \| moderate	4.907 \| good	21.015 \| good	56.167 \| fine	0.182 \| good	2.353 \| good	0.124 \| good
2025-06-02T23:00:00.000Z	49 \| good	4.35 \| good	19.014 \| good	52.613 \| good	0.182 \| good	2.614 \| good	0.125 \| good
2025-06-03T00:00:00.000Z	47 \| good	4.188 \| good	18.022 \| good	51.261 \| good	0.182 \| good	2.875 \| good	0.126 \| good
2025-06-03T01:00:00.000Z	44 \| good	3.43 \| good	15.006 \| good	47.452 \| good	0.265 \| good	8.285 \| good	0.182 \| good
2025-06-03T02:00:00.000Z	48 \| good	5.501 \| good	23.987 \| good	51.77 \| good	0.273 \| good	9.012 \| good	0.185 \| good
2025-06-03T03:00:00.000Z	58 \| moderate	13.056 \| fine	58.942 \| fine	41.381 \| good	0.281 \| good	9.738 \| good	0.189 \| good
2025-06-03T04:00:00.000Z	60 \| moderate	13.822 \| fine	62.989 \| fine	33.559 \| good	0.189 \| good	2.464 \| good	0.139 \| good
2025-06-03T05:00:00.000Z	49 \| good	8.714 \| good	38.022 \| good	27.381 \| good	0.187 \| good	2.358 \| good	0.14 \| good
2025-06-03T06:00:00.000Z	44 \| good	8.184 \| good	36.016 \| good	25.832 \| good	0.184 \| good	2.252 \| good	0.141 \| good
2025-06-03T07:00:00.000Z	49 \| good	9.31 \| good	41.986 \| good	24.387 \| good	0.128 \| good	1.069 \| good	0.12 \| good
2025-06-03T08:00:00.000Z	49 \| good	8.652 \| good	38.004 \| good	23.193 \| good	0.119 \| good	1.012 \| good	0.119 \| good
2025-06-03T09:00:00.000Z	44 \| good	8.481 \| good	37.003 \| good	24.285 \| good	0.111 \| good	0.956 \| good	0.117 \| good
2025-06-03T10:00:00.000Z	49 \| good	9.174 \| good	40.97 \| good	26.819 \| good	0.141 \| good	1.104 \| good	0.111 \| good
2025-06-03T11:00:00.000Z	44 \| good	8.42 \| good	37.004 \| good	24.673 \| good	0.13 \| good	1.138 \| good	0.111 \| good
2025-06-03T12:00:00.000Z	33 \| good	5.574 \| good	24.063 \| good	24.905 \| good	0.12 \| good	1.172 \| good	0.111 \| good
2025-06-03T13:00:00.000Z	27 \| good	5.08 \| good	22.044 \| good	25.997 \| good	0.192 \| good	1.551 \| good	0.116 \| good
2025-06-03T14:00:00.000Z	27 \| good	5.198 \| good	22.03 \| good	24.23 \| good	0.173 \| good	1.499 \| good	0.116 \| good
2025-06-03T15:00:00.000Z	33 \| good	5.975 \| good	26.97 \| good	26.056 \| good	0.153 \| good	1.447 \| good	0.115 \| good
2025-06-03T16:00:00.000Z	33 \| good	5.831 \| good	25.033 \| good	27.023 \| good	0.196 \| good	1.486 \| good	0.116 \| good
2025-06-03T17:00:00.000Z	27 \| good	4.732 \| good	20.992 \| good	26.216 \| good	0.164 \| good	1.296 \| good	0.115 \| good
2025-06-03T18:00:00.000Z	23 \| good	3.496 \| good	15.021 \| good	25.243 \| good	0.132 \| good	1.106 \| good	0.114 \| good
2025-06-03T19:00:00.000Z	33 \| good	5.816 \| good	25.04 \| good	27.966 \| good	0.169 \| good	1.277 \| good	0.117 \| good
2025-06-03T20:00:00.000Z	38 \| good	6.884 \| good	30.028 \| good	30.972 \| good	0.127 \| good	1.072 \| good	0.116 \| good
2025-06-03T21:00:00.000Z	44 \| good	8.207 \| good	35.995 \| good	34.555 \| good	0.085 \| good	0.868 \| good	0.115 \| good
2025-06-03T22:00:00.000Z	38 \| good	6.739 \| good	30.008 \| good	29.57 \| good	0.156 \| good	1.797 \| good	0.122 \| good
2025-06-03T23:00:00.000Z	49 \| good	9.035 \| good	40.945 \| good	27.769 \| good	0.118 \| good	1.543 \| good	0.12 \| good
2025-06-04T00:00:00.000Z	49 \| good	9.174 \| good	40.973 \| good	31.919 \| good	0.081 \| good	1.289 \| good	0.119 \| good
2025-06-04T01:00:00.000Z	38 \| good	6.514 \| good	29.005 \| good	31.951 \| good	0.229 \| good	4.358 \| good	0.14 \| good
2025-06-04T02:00:00.000Z	44 \| good	7.767 \| good	33.985 \| good	31.404 \| good	0.183 \| good	4.161 \| good	0.138 \| good
2025-06-04T03:00:00.000Z	33 \| good	6.317 \| good	27.984 \| good	28.962 \| good	0.136 \| good	3.964 \| good	0.136 \| good
2025-06-04T04:00:00.000Z	28 \| good	4.571 \| good	19.987 \| good	30.124 \| good	0.325 \| good	4.735 \| good	0.143 \| good
2025-06-04T05:00:00.000Z	28 \| good	3.293 \| good	13.986 \| good	30.146 \| good	0.246 \| good	4.39 \| good	0.138 \| good
2025-06-04T06:00:00.000Z	27 \| good	3.176 \| good	13.974 \| good	29.453 \| good	0.167 \| good	4.046 \| good	0.133 \| good
2025-06-04T07:00:00.000Z	25 \| good	4.327 \| good	19.002 \| good	27.179 \| good	0.318 \| good	4.678 \| good	0.138 \| good
2025-06-04T08:00:00.000Z	23 \| good	4.337 \| good	19.018 \| good	25.178 \| good	0.228 \| good	4.361 \| good	0.132 \| good
2025-06-04T09:00:00.000Z	38 \| good	6.693 \| good	29.998 \| good	23.933 \| good	0.139 \| good	4.043 \| good	0.126 \| good
2025-06-04T10:00:00.000Z	38 \| good	7.382 \| good	32.038 \| good	25.399 \| good	0.263 \| good	4.54 \| good	0.138 \| good
2025-06-04T11:00:00.000Z	60 \| moderate	14.468 \| fine	64.964 \| fine	19.658 \| good	0.205 \| good	4.285 \| good	0.132 \| good
2025-06-04T12:00:00.000Z	58 \| moderate	12.742 \| fine	56.988 \| fine	19.477 \| good	0.148 \| good	4.029 \| good	0.125 \| good
2025-06-04T13:00:00.000Z	62 \| moderate	14.71 \| fine	65.035 \| fine	21.822 \| good	0.343 \| good	2.615 \| good	0.139 \| good
2025-06-04T14:00:00.000Z	66 \| moderate	17.256 \| fine	76.971 \| fine	27.455 \| good	0.338 \| good	2.808 \| good	0.137 \| good
2025-06-04T15:00:00.000Z	71 \| moderate	20.288 \| fine	88.988 \| fine	34.111 \| good	0.334 \| good	3.001 \| good	0.134 \| good
2025-06-04T16:00:00.000Z	73 \| moderate	21.431 \| fine	94.975 \| fine	42.484 \| good	0.376 \| good	1.331 \| good	0.133 \| good
2025-06-04T17:00:00.000Z	66 \| moderate	16.59 \| fine	73.045 \| fine	45.873 \| good	0.381 \| good	1.434 \| good	0.133 \| good
2025-06-04T18:00:00.000Z	54 \| moderate	10.914 \| good	48.07 \| good	46.474 \| good	0.387 \| good	1.537 \| good	0.134 \| good
2025-06-04T19:00:00.000Z	44 \| good	5.772 \| good	25.048 \| good	47.757 \| good	0.231 \| good	0.916 \| good	0.128 \| good

Live air quality index in Greeley, Colorado today

Major air pollutants in Greeley, Colorado

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Greeley, Colorado air quality forecast and history

Empower business decisions with accurate air quality data

Greeley, Colorado air quality map: Real-time AQI near you

Air quality in nearby cities

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Severance, Colorado

Windsor, Colorado

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Berthoud, Colorado

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Frequently asked questions

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What are the current PM2.5 levels in Greeley, Colorado?

What are the current PM10 levels at Greeley, Colorado?

What are the current carbon monoxide (CO) levels at Greeley, Colorado?

What are the current sulfur dioxide (SO2) levels at Greeley, Colorado?

What are the current ozone (O3) levels at Greeley, Colorado?

What are the current nitrogen dioxide (NO2) levels at Greeley, Colorado?

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 Greeley, Colorado?

What are the current PM₁₀ levels at Greeley, Colorado?

What are the current sulfur dioxide (SO₂) levels at Greeley, Colorado?

What are the current ozone (O₃) levels at Greeley, Colorado?

What are the current nitrogen dioxide (NO₂) levels at Greeley, Colorado?