What is the PM10 level in Frederick, Colorado at the moment?

The PM10 concentration in Frederick, Colorado is 78.304 μg/m3 at the moment.

What is the sulfur dioxide (SO2) level in Frederick, Colorado at the moment?

Currently, Frederick, Colorado has a sulfur dioxide (SO2) concentration of 0.78 ppb.

What is the ozone (O3) level in Frederick, Colorado at the moment?

The current ozone (O3) level in Frederick, Colorado at the moment is 15.134 ppm.

What is the nitrogen dioxide (NO2) level in Frederick, Colorado at the moment?

Nitrogen dioxide (NO2) level in Frederick, Colorado at the moment is 17.344 ppb.

Live air quality index in Frederick, Colorado today

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

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

Moderate

Frederick, Colorado

Last updated: ... (Local time)

Major air pollutants in Frederick, Colorado

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

24.06 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

72.10 μg/m³

155

255

425

605+

Ozone (O₃)

27.45 ppb

201

201+

Sulfur Dioxide (SO₂)

1.43 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

13.41 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.29 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Frederick, Colorado

Get Live Pollen Counts

Frederick, Colorado

Scroll To Air Quality Map

Track live Frederick, Colorado air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-09-04T17:00:00.000Z	71 \| moderate	20.244 \| fine	39.491 \| good	39.924 \| good	0.628 \| good	18.385 \| good	0.232 \| good
2025-09-04T18:00:00.000Z	73 \| moderate	21.369 \| fine	50.92 \| good	45.165 \| good	0.579 \| good	12.336 \| good	0.247 \| good
2025-09-04T19:00:00.000Z	82 \| moderate	26.251 \| fine	57.268 \| fine	58.446 \| fine	0.33 \| good	8.589 \| good	0.263 \| good
2025-09-04T20:00:00.000Z	84 \| moderate	26.926 \| fine	50.144 \| good	63.248 \| fine	0.532 \| good	9.686 \| good	0.266 \| good
2025-09-04T21:00:00.000Z	92 \| moderate	30.61 \| fine	60.192 \| fine	66.267 \| fine	0.508 \| good	6.226 \| good	0.257 \| good
2025-09-04T22:00:00.000Z	102 \| sensitive	36.216 \| moderate	76.429 \| fine	60.201 \| fine	0.441 \| good	12.064 \| good	0.299 \| good
2025-09-04T23:00:00.000Z	115 \| sensitive	41.457 \| moderate	83.821 \| fine	56.862 \| fine	0.42 \| good	7.651 \| good	0.275 \| good
2025-09-05T00:00:00.000Z	66 \| moderate	16.828 \| fine	53.462 \| good	56.405 \| fine	0.472 \| good	9.115 \| good	0.314 \| good
2025-09-05T01:00:00.000Z	88 \| moderate	29.332 \| fine	90.757 \| fine	53.477 \| good	0.382 \| good	9.996 \| good	0.347 \| good
2025-09-05T02:00:00.000Z	77 \| moderate	22.817 \| fine	98.069 \| fine	55.497 \| fine	0.503 \| good	7.81 \| good	0.374 \| good
2025-09-05T03:00:00.000Z	152 \| unhealthy	57.372 \| poor	130.778 \| fine	54.238 \| good	0.407 \| good	6.858 \| good	0.334 \| good
2025-09-05T04:00:00.000Z	112 \| sensitive	40.017 \| moderate	62.94 \| fine	46.881 \| good	0.413 \| good	10.022 \| good	0.267 \| good
2025-09-05T05:00:00.000Z	119 \| sensitive	43.239 \| moderate	91.332 \| fine	40.422 \| good	0.414 \| good	8.037 \| good	0.241 \| good
2025-09-05T06:00:00.000Z	110 \| sensitive	39.38 \| moderate	120.383 \| fine	47.146 \| good	0.411 \| good	2.235 \| good	0.241 \| good
2025-09-05T07:00:00.000Z	115 \| sensitive	40.822 \| moderate	81.973 \| fine	36.604 \| good	0.256 \| good	1.964 \| good	0.217 \| good
2025-09-05T08:00:00.000Z	107 \| sensitive	38.09 \| moderate	87.758 \| fine	33.511 \| good	0.295 \| good	1.642 \| good	0.217 \| good
2025-09-05T09:00:00.000Z	90 \| moderate	30.373 \| fine	99.283 \| fine	32.141 \| good	0.255 \| good	2.105 \| good	0.241 \| good
2025-09-05T10:00:00.000Z	90 \| moderate	30.362 \| fine	75.558 \| fine	32.115 \| good	0.298 \| good	2.337 \| good	0.2 \| good
2025-09-05T11:00:00.000Z	92 \| moderate	31.031 \| fine	77.914 \| fine	28.576 \| good	0.307 \| good	2.983 \| good	0.226 \| good
2025-09-05T12:00:00.000Z	88 \| moderate	28.865 \| fine	52.626 \| good	26.032 \| good	0.289 \| good	3.769 \| good	0.226 \| good
2025-09-05T13:00:00.000Z	94 \| moderate	32.455 \| fine	101.876 \| fine	30.516 \| good	0.263 \| good	4.448 \| good	0.226 \| good
2025-09-05T14:00:00.000Z	90 \| moderate	29.634 \| fine	88.687 \| fine	29.617 \| good	0.195 \| good	4.081 \| good	0.2 \| good
2025-09-05T15:00:00.000Z	82 \| moderate	25.909 \| fine	59.702 \| fine	33.822 \| good	0.176 \| good	4.595 \| good	0.241 \| good
2025-09-05T16:00:00.000Z	73 \| moderate	21.098 \| fine	48.3 \| good	34.389 \| good	0.32 \| good	5.315 \| good	0.267 \| good
2025-09-05T17:00:00.000Z	75 \| moderate	22.117 \| fine	50.818 \| good	36.922 \| good	0.256 \| good	5.292 \| good	0.223 \| good
2025-09-05T18:00:00.000Z	75 \| moderate	22.492 \| fine	85.937 \| fine	37.814 \| good	0.247 \| good	5.653 \| good	0.241 \| good
2025-09-05T19:00:00.000Z	79 \| moderate	23.853 \| fine	82.288 \| fine	39.201 \| good	0.407 \| good	6.237 \| good	0.223 \| good
2025-09-05T20:00:00.000Z	73 \| moderate	20.966 \| fine	59.751 \| fine	38.544 \| good	0.368 \| good	8.148 \| good	0.29 \| good
2025-09-05T21:00:00.000Z	79 \| moderate	23.817 \| fine	78.238 \| fine	38.91 \| good	0.314 \| good	7.525 \| good	0.3 \| good
2025-09-05T22:00:00.000Z	81 \| moderate	24.975 \| fine	90.545 \| fine	35.455 \| good	0.342 \| good	7.026 \| good	0.223 \| good
2025-09-05T23:00:00.000Z	77 \| moderate	22.7 \| fine	54.521 \| good	38.584 \| good	0.304 \| good	5.606 \| good	0.241 \| good
2025-09-06T00:00:00.000Z	77 \| moderate	23.368 \| fine	66.599 \| fine	39.825 \| good	0.34 \| good	9.143 \| good	0.264 \| good
2025-09-06T01:00:00.000Z	79 \| moderate	23.593 \| fine	68.014 \| fine	38.708 \| good	0.342 \| good	10.673 \| good	0.311 \| good
2025-09-06T02:00:00.000Z	77 \| moderate	22.615 \| fine	59.269 \| fine	36.677 \| good	0.285 \| good	11.186 \| good	0.334 \| good
2025-09-06T03:00:00.000Z	81 \| moderate	24.655 \| fine	64.261 \| fine	36.22 \| good	0.232 \| good	13.527 \| good	0.378 \| good
2025-09-06T04:00:00.000Z	81 \| moderate	24.639 \| fine	64.971 \| fine	32.052 \| good	0.339 \| good	12.244 \| good	0.331 \| good
2025-09-06T05:00:00.000Z	77 \| moderate	23.007 \| fine	56.982 \| fine	25.009 \| good	0.32 \| good	12.68 \| good	0.422 \| good
2025-09-06T06:00:00.000Z	75 \| moderate	21.777 \| fine	58.207 \| fine	20.557 \| good	0.245 \| good	18.158 \| good	0.428 \| good
2025-09-06T07:00:00.000Z	75 \| moderate	22.499 \| fine	95.804 \| fine	19.38 \| good	0.341 \| good	19.356 \| good	0.428 \| good
2025-09-06T08:00:00.000Z	77 \| moderate	22.884 \| fine	90.592 \| fine	16.737 \| good	0.379 \| good	18.333 \| good	0.361 \| good
2025-09-06T09:00:00.000Z	79 \| moderate	23.561 \| fine	58.211 \| fine	17.21 \| good	0.275 \| good	13.937 \| good	0.338 \| good
2025-09-06T10:00:00.000Z	77 \| moderate	23.496 \| fine	65.191 \| fine	13.566 \| good	0.246 \| good	14.679 \| good	0.3 \| good
2025-09-06T11:00:00.000Z	79 \| moderate	24.481 \| fine	60.296 \| fine	16.215 \| good	0.262 \| good	13.45 \| good	0.25 \| good
2025-09-06T12:00:00.000Z	77 \| moderate	23.153 \| fine	63.475 \| fine	13.657 \| good	0.378 \| good	15.417 \| good	0.25 \| good
2025-09-06T13:00:00.000Z	79 \| moderate	23.817 \| fine	63.643 \| fine	13.333 \| good	0.454 \| good	16.542 \| good	0.339 \| good
2025-09-06T14:00:00.000Z	82 \| moderate	26.069 \| fine	78.304 \| fine	15.134 \| good	0.78 \| good	17.344 \| good	0.339 \| good
2025-09-06T15:00:00.000Z	75 \| moderate	21.619 \| fine	69.326 \| fine	19.908 \| good	1.012 \| good	16.225 \| good	0.315 \| good
2025-09-06T16:00:00.000Z	79 \| moderate	24.062 \| fine	72.103 \| fine	27.454 \| good	1.429 \| good	13.406 \| good	0.29 \| good
2025-09-06T16:00:00.000Z	79 \| moderate	24.062 \| fine	72.103 \| fine	27.454 \| good	1.429 \| good	13.406 \| good	0.29 \| good
2025-09-06T16:00:00.000Z	69 \| moderate	18.808 \| fine	83.243 \| fine	39.392 \| good	1.098 \| good	6.714 \| good	0.279 \| good
2025-09-06T17:00:00.000Z	69 \| moderate	19.382 \| fine	85.496 \| fine	47.386 \| good	1.209 \| good	4.975 \| good	0.26 \| good
2025-09-06T18:00:00.000Z	69 \| moderate	18.868 \| fine	83.238 \| fine	54.654 \| good	1.32 \| good	3.237 \| good	0.241 \| good
2025-09-06T19:00:00.000Z	71 \| moderate	19.561 \| fine	86.606 \| fine	59.17 \| fine	1.135 \| good	2.584 \| good	0.232 \| good
2025-09-06T20:00:00.000Z	67 \| moderate	17.883 \| fine	79.211 \| fine	59.303 \| fine	0.951 \| good	1.931 \| good	0.223 \| good
2025-09-06T21:00:00.000Z	66 \| moderate	17.123 \| fine	75.678 \| fine	56.297 \| fine	0.767 \| good	1.278 \| good	0.214 \| good
2025-09-06T22:00:00.000Z	66 \| moderate	16.658 \| fine	73.575 \| fine	54.55 \| good	0.741 \| good	1.649 \| good	0.214 \| good
2025-09-06T23:00:00.000Z	67 \| moderate	18.018 \| fine	79.03 \| fine	52.908 \| good	0.715 \| good	2.02 \| good	0.213 \| good
2025-09-07T00:00:00.000Z	71 \| moderate	20.414 \| fine	89.287 \| fine	50.648 \| good	0.689 \| good	2.391 \| good	0.213 \| good
2025-09-07T01:00:00.000Z	75 \| moderate	22.277 \| fine	97.493 \| fine	41.761 \| good	0.765 \| good	6.732 \| good	0.251 \| good
2025-09-07T02:00:00.000Z	71 \| moderate	20.39 \| fine	89.731 \| fine	32.705 \| good	0.841 \| good	11.074 \| good	0.289 \| good
2025-09-07T03:00:00.000Z	69 \| moderate	19.47 \| fine	85.813 \| fine	23.646 \| good	0.917 \| good	15.416 \| good	0.328 \| good
2025-09-07T04:00:00.000Z	69 \| moderate	18.863 \| fine	83.334 \| fine	20.968 \| good	0.877 \| good	16.873 \| good	0.338 \| good
2025-09-07T05:00:00.000Z	69 \| moderate	19.124 \| fine	84.532 \| fine	21.024 \| good	0.838 \| good	18.33 \| good	0.349 \| good
2025-09-07T06:00:00.000Z	69 \| moderate	18.878 \| fine	82.947 \| fine	19.854 \| good	0.799 \| good	19.788 \| good	0.36 \| good
2025-09-07T07:00:00.000Z	67 \| moderate	17.775 \| fine	78.494 \| fine	18.13 \| good	0.721 \| good	17.945 \| good	0.338 \| good
2025-09-07T08:00:00.000Z	66 \| moderate	16.941 \| fine	75.199 \| fine	17.215 \| good	0.643 \| good	16.103 \| good	0.316 \| good
2025-09-07T09:00:00.000Z	64 \| moderate	16.089 \| fine	71.416 \| fine	17.052 \| good	0.564 \| good	14.26 \| good	0.295 \| good
2025-09-07T10:00:00.000Z	64 \| moderate	15.955 \| fine	71.274 \| fine	17.639 \| good	0.517 \| good	13.012 \| good	0.276 \| good
2025-09-07T11:00:00.000Z	69 \| moderate	19.083 \| fine	84.842 \| fine	16.263 \| good	0.469 \| good	11.763 \| good	0.258 \| good
2025-09-07T12:00:00.000Z	67 \| moderate	17.788 \| fine	79.005 \| fine	15.896 \| good	0.422 \| good	10.515 \| good	0.239 \| good
2025-09-07T13:00:00.000Z	67 \| moderate	17.758 \| fine	78.904 \| fine	17.182 \| good	0.471 \| good	9.704 \| good	0.244 \| good
2025-09-07T14:00:00.000Z	66 \| moderate	17.328 \| fine	77.147 \| fine	24.374 \| good	0.52 \| good	8.892 \| good	0.248 \| good
2025-09-07T15:00:00.000Z	64 \| moderate	15.803 \| fine	70.433 \| fine	33.356 \| good	0.569 \| good	8.081 \| good	0.252 \| good
2025-09-07T16:00:00.000Z	62 \| moderate	14.976 \| fine	66.762 \| fine	41.982 \| good	0.648 \| good	6.117 \| good	0.231 \| good
2025-09-07T17:00:00.000Z	64 \| moderate	15.713 \| fine	70.433 \| fine	51.916 \| good	0.726 \| good	4.153 \| good	0.21 \| good
2025-09-07T18:00:00.000Z	64 \| moderate	15.843 \| fine	70.629 \| fine	57.57 \| fine	0.805 \| good	2.19 \| good	0.189 \| good
2025-09-07T19:00:00.000Z	67 \| moderate	16.585 \| fine	73.045 \| fine	60.208 \| fine	0.696 \| good	1.955 \| good	0.178 \| good
2025-09-07T20:00:00.000Z	71 \| moderate	14.11 \| fine	62.858 \| fine	61.153 \| fine	0.588 \| good	1.72 \| good	0.167 \| good
2025-09-07T21:00:00.000Z	67 \| moderate	13.196 \| fine	59.032 \| fine	60.271 \| fine	0.479 \| good	1.485 \| good	0.157 \| good
2025-09-07T22:00:00.000Z	58 \| moderate	11.314 \| good	49.928 \| good	56.842 \| fine	0.504 \| good	1.956 \| good	0.158 \| good
2025-09-07T23:00:00.000Z	56 \| moderate	12.439 \| fine	56.063 \| fine	55.987 \| fine	0.529 \| good	2.426 \| good	0.158 \| good
2025-09-08T00:00:00.000Z	62 \| moderate	15.098 \| fine	68.035 \| fine	53.504 \| good	0.554 \| good	2.897 \| good	0.159 \| good
2025-09-08T01:00:00.000Z	64 \| moderate	16.012 \| fine	70.74 \| fine	43.238 \| good	0.588 \| good	5.981 \| good	0.181 \| good
2025-09-08T02:00:00.000Z	58 \| moderate	12.508 \| fine	56.336 \| fine	36.031 \| good	0.623 \| good	9.066 \| good	0.204 \| good
2025-09-08T03:00:00.000Z	60 \| moderate	14.299 \| fine	63.724 \| fine	35.587 \| good	0.657 \| good	12.151 \| good	0.226 \| good
2025-09-08T04:00:00.000Z	56 \| moderate	11.69 \| good	52.043 \| good	38.043 \| good	0.646 \| good	13.683 \| good	0.236 \| good
2025-09-08T05:00:00.000Z	54 \| moderate	10.724 \| good	47.564 \| good	37.154 \| good	0.636 \| good	15.215 \| good	0.245 \| good
2025-09-08T06:00:00.000Z	54 \| moderate	10.823 \| good	47.764 \| good	33.872 \| good	0.625 \| good	16.747 \| good	0.255 \| good
2025-09-08T07:00:00.000Z	52 \| moderate	10.439 \| good	46.024 \| good	33.411 \| good	0.564 \| good	15.439 \| good	0.241 \| good
2025-09-08T08:00:00.000Z	54 \| moderate	10.657 \| good	47.554 \| good	37.119 \| good	0.503 \| good	14.13 \| good	0.227 \| good
2025-09-08T09:00:00.000Z	49 \| good	9.328 \| good	41.743 \| good	38.088 \| good	0.442 \| good	12.822 \| good	0.213 \| good
2025-09-08T10:00:00.000Z	49 \| good	9.272 \| good	41.206 \| good	35.984 \| good	0.423 \| good	11.352 \| good	0.196 \| good
2025-09-08T11:00:00.000Z	54 \| moderate	11.26 \| good	49.852 \| good	31.791 \| good	0.404 \| good	9.882 \| good	0.18 \| good
2025-09-08T12:00:00.000Z	56 \| moderate	11.928 \| good	53.656 \| good	26.543 \| good	0.385 \| good	8.412 \| good	0.163 \| good
2025-09-08T13:00:00.000Z	58 \| moderate	13.16 \| fine	59.228 \| fine	26.315 \| good	0.408 \| good	7.835 \| good	0.168 \| good
2025-09-08T14:00:00.000Z	56 \| moderate	12.176 \| fine	54.763 \| good	34.597 \| good	0.432 \| good	7.259 \| good	0.173 \| good
2025-09-08T15:00:00.000Z	54 \| moderate	10.559 \| good	46.851 \| good	43.631 \| good	0.455 \| good	6.682 \| good	0.179 \| good

Frederick

Get reliable air quality data to drive your business

Frederick, Colorado air quality map: Stay updated on AQI near you

0.34ppm

How accurate is Colorado, USA air quality data?

Air quality and pollutant data for Colorado, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

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Frequently asked questions

How often is air quality information updated for Frederick, Colorado?

The air quality information for Frederick, Colorado is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Frederick, Colorado at its worst?

In the past 24 hours, the air quality in Frederick, Colorado was at its worst at 02:00:00 on 2025-09-06.

When did Frederick, Colorado experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Frederick, Colorado was observed at 08:00:00 on 2025-09-05.

What is the AQI in Frederick, Colorado right now?

As of now, the AQI in Frederick, Colorado is 82, indicating Moderate conditions.

What is the most common type of pollution in Frederick, Colorado?

Frederick, Colorado air has the highest levels of PM2.5.

What should I do in case of poor air quality in Frederick, Colorado?

Poor air quality in Frederick, Colorado means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in Frederick, Colorado at the moment?

PM_2.5 levels in Frederick, Colorado are currently 26.069 μg/m³.

What is the PM₁₀ level in Frederick, Colorado at the moment?

The PM₁₀ concentration in Frederick, Colorado is 78.304 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Frederick, Colorado at the moment?

The current carbon monoxide (CO) concentration in Frederick, Colorado is 0.339 ppm.

What is the sulfur dioxide (SO₂) level in Frederick, Colorado at the moment?

Currently, Frederick, Colorado has a sulfur dioxide (SO₂) concentration of 0.78 ppb.

What is the ozone (O₃) level in Frederick, Colorado at the moment?

The current ozone (O₃) level in Frederick, Colorado at the moment is 15.134 ppm.

What is the nitrogen dioxide (NO₂) level in Frederick, Colorado at the moment?

Nitrogen dioxide (NO₂) level in Frederick, Colorado at the moment is 17.344 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-09-04T17:00:00.000Z	71 \| moderate	20.244 \| fine	39.491 \| good	39.924 \| good	0.628 \| good	18.385 \| good	0.232 \| good
2025-09-04T18:00:00.000Z	73 \| moderate	21.369 \| fine	50.92 \| good	45.165 \| good	0.579 \| good	12.336 \| good	0.247 \| good
2025-09-04T19:00:00.000Z	82 \| moderate	26.251 \| fine	57.268 \| fine	58.446 \| fine	0.33 \| good	8.589 \| good	0.263 \| good
2025-09-04T20:00:00.000Z	84 \| moderate	26.926 \| fine	50.144 \| good	63.248 \| fine	0.532 \| good	9.686 \| good	0.266 \| good
2025-09-04T21:00:00.000Z	92 \| moderate	30.61 \| fine	60.192 \| fine	66.267 \| fine	0.508 \| good	6.226 \| good	0.257 \| good
2025-09-04T22:00:00.000Z	102 \| sensitive	36.216 \| moderate	76.429 \| fine	60.201 \| fine	0.441 \| good	12.064 \| good	0.299 \| good
2025-09-04T23:00:00.000Z	115 \| sensitive	41.457 \| moderate	83.821 \| fine	56.862 \| fine	0.42 \| good	7.651 \| good	0.275 \| good
2025-09-05T00:00:00.000Z	66 \| moderate	16.828 \| fine	53.462 \| good	56.405 \| fine	0.472 \| good	9.115 \| good	0.314 \| good
2025-09-05T01:00:00.000Z	88 \| moderate	29.332 \| fine	90.757 \| fine	53.477 \| good	0.382 \| good	9.996 \| good	0.347 \| good
2025-09-05T02:00:00.000Z	77 \| moderate	22.817 \| fine	98.069 \| fine	55.497 \| fine	0.503 \| good	7.81 \| good	0.374 \| good
2025-09-05T03:00:00.000Z	152 \| unhealthy	57.372 \| poor	130.778 \| fine	54.238 \| good	0.407 \| good	6.858 \| good	0.334 \| good
2025-09-05T04:00:00.000Z	112 \| sensitive	40.017 \| moderate	62.94 \| fine	46.881 \| good	0.413 \| good	10.022 \| good	0.267 \| good
2025-09-05T05:00:00.000Z	119 \| sensitive	43.239 \| moderate	91.332 \| fine	40.422 \| good	0.414 \| good	8.037 \| good	0.241 \| good
2025-09-05T06:00:00.000Z	110 \| sensitive	39.38 \| moderate	120.383 \| fine	47.146 \| good	0.411 \| good	2.235 \| good	0.241 \| good
2025-09-05T07:00:00.000Z	115 \| sensitive	40.822 \| moderate	81.973 \| fine	36.604 \| good	0.256 \| good	1.964 \| good	0.217 \| good
2025-09-05T08:00:00.000Z	107 \| sensitive	38.09 \| moderate	87.758 \| fine	33.511 \| good	0.295 \| good	1.642 \| good	0.217 \| good
2025-09-05T09:00:00.000Z	90 \| moderate	30.373 \| fine	99.283 \| fine	32.141 \| good	0.255 \| good	2.105 \| good	0.241 \| good
2025-09-05T10:00:00.000Z	90 \| moderate	30.362 \| fine	75.558 \| fine	32.115 \| good	0.298 \| good	2.337 \| good	0.2 \| good
2025-09-05T11:00:00.000Z	92 \| moderate	31.031 \| fine	77.914 \| fine	28.576 \| good	0.307 \| good	2.983 \| good	0.226 \| good
2025-09-05T12:00:00.000Z	88 \| moderate	28.865 \| fine	52.626 \| good	26.032 \| good	0.289 \| good	3.769 \| good	0.226 \| good
2025-09-05T13:00:00.000Z	94 \| moderate	32.455 \| fine	101.876 \| fine	30.516 \| good	0.263 \| good	4.448 \| good	0.226 \| good
2025-09-05T14:00:00.000Z	90 \| moderate	29.634 \| fine	88.687 \| fine	29.617 \| good	0.195 \| good	4.081 \| good	0.2 \| good
2025-09-05T15:00:00.000Z	82 \| moderate	25.909 \| fine	59.702 \| fine	33.822 \| good	0.176 \| good	4.595 \| good	0.241 \| good
2025-09-05T16:00:00.000Z	73 \| moderate	21.098 \| fine	48.3 \| good	34.389 \| good	0.32 \| good	5.315 \| good	0.267 \| good
2025-09-05T17:00:00.000Z	75 \| moderate	22.117 \| fine	50.818 \| good	36.922 \| good	0.256 \| good	5.292 \| good	0.223 \| good
2025-09-05T18:00:00.000Z	75 \| moderate	22.492 \| fine	85.937 \| fine	37.814 \| good	0.247 \| good	5.653 \| good	0.241 \| good
2025-09-05T19:00:00.000Z	79 \| moderate	23.853 \| fine	82.288 \| fine	39.201 \| good	0.407 \| good	6.237 \| good	0.223 \| good
2025-09-05T20:00:00.000Z	73 \| moderate	20.966 \| fine	59.751 \| fine	38.544 \| good	0.368 \| good	8.148 \| good	0.29 \| good
2025-09-05T21:00:00.000Z	79 \| moderate	23.817 \| fine	78.238 \| fine	38.91 \| good	0.314 \| good	7.525 \| good	0.3 \| good
2025-09-05T22:00:00.000Z	81 \| moderate	24.975 \| fine	90.545 \| fine	35.455 \| good	0.342 \| good	7.026 \| good	0.223 \| good
2025-09-05T23:00:00.000Z	77 \| moderate	22.7 \| fine	54.521 \| good	38.584 \| good	0.304 \| good	5.606 \| good	0.241 \| good
2025-09-06T00:00:00.000Z	77 \| moderate	23.368 \| fine	66.599 \| fine	39.825 \| good	0.34 \| good	9.143 \| good	0.264 \| good
2025-09-06T01:00:00.000Z	79 \| moderate	23.593 \| fine	68.014 \| fine	38.708 \| good	0.342 \| good	10.673 \| good	0.311 \| good
2025-09-06T02:00:00.000Z	77 \| moderate	22.615 \| fine	59.269 \| fine	36.677 \| good	0.285 \| good	11.186 \| good	0.334 \| good
2025-09-06T03:00:00.000Z	81 \| moderate	24.655 \| fine	64.261 \| fine	36.22 \| good	0.232 \| good	13.527 \| good	0.378 \| good
2025-09-06T04:00:00.000Z	81 \| moderate	24.639 \| fine	64.971 \| fine	32.052 \| good	0.339 \| good	12.244 \| good	0.331 \| good
2025-09-06T05:00:00.000Z	77 \| moderate	23.007 \| fine	56.982 \| fine	25.009 \| good	0.32 \| good	12.68 \| good	0.422 \| good
2025-09-06T06:00:00.000Z	75 \| moderate	21.777 \| fine	58.207 \| fine	20.557 \| good	0.245 \| good	18.158 \| good	0.428 \| good
2025-09-06T07:00:00.000Z	75 \| moderate	22.499 \| fine	95.804 \| fine	19.38 \| good	0.341 \| good	19.356 \| good	0.428 \| good
2025-09-06T08:00:00.000Z	77 \| moderate	22.884 \| fine	90.592 \| fine	16.737 \| good	0.379 \| good	18.333 \| good	0.361 \| good
2025-09-06T09:00:00.000Z	79 \| moderate	23.561 \| fine	58.211 \| fine	17.21 \| good	0.275 \| good	13.937 \| good	0.338 \| good
2025-09-06T10:00:00.000Z	77 \| moderate	23.496 \| fine	65.191 \| fine	13.566 \| good	0.246 \| good	14.679 \| good	0.3 \| good
2025-09-06T11:00:00.000Z	79 \| moderate	24.481 \| fine	60.296 \| fine	16.215 \| good	0.262 \| good	13.45 \| good	0.25 \| good
2025-09-06T12:00:00.000Z	77 \| moderate	23.153 \| fine	63.475 \| fine	13.657 \| good	0.378 \| good	15.417 \| good	0.25 \| good
2025-09-06T13:00:00.000Z	79 \| moderate	23.817 \| fine	63.643 \| fine	13.333 \| good	0.454 \| good	16.542 \| good	0.339 \| good
2025-09-06T14:00:00.000Z	82 \| moderate	26.069 \| fine	78.304 \| fine	15.134 \| good	0.78 \| good	17.344 \| good	0.339 \| good
2025-09-06T15:00:00.000Z	75 \| moderate	21.619 \| fine	69.326 \| fine	19.908 \| good	1.012 \| good	16.225 \| good	0.315 \| good
2025-09-06T16:00:00.000Z	79 \| moderate	24.062 \| fine	72.103 \| fine	27.454 \| good	1.429 \| good	13.406 \| good	0.29 \| good
2025-09-06T16:00:00.000Z	79 \| moderate	24.062 \| fine	72.103 \| fine	27.454 \| good	1.429 \| good	13.406 \| good	0.29 \| good
2025-09-06T16:00:00.000Z	69 \| moderate	18.808 \| fine	83.243 \| fine	39.392 \| good	1.098 \| good	6.714 \| good	0.279 \| good
2025-09-06T17:00:00.000Z	69 \| moderate	19.382 \| fine	85.496 \| fine	47.386 \| good	1.209 \| good	4.975 \| good	0.26 \| good
2025-09-06T18:00:00.000Z	69 \| moderate	18.868 \| fine	83.238 \| fine	54.654 \| good	1.32 \| good	3.237 \| good	0.241 \| good
2025-09-06T19:00:00.000Z	71 \| moderate	19.561 \| fine	86.606 \| fine	59.17 \| fine	1.135 \| good	2.584 \| good	0.232 \| good
2025-09-06T20:00:00.000Z	67 \| moderate	17.883 \| fine	79.211 \| fine	59.303 \| fine	0.951 \| good	1.931 \| good	0.223 \| good
2025-09-06T21:00:00.000Z	66 \| moderate	17.123 \| fine	75.678 \| fine	56.297 \| fine	0.767 \| good	1.278 \| good	0.214 \| good
2025-09-06T22:00:00.000Z	66 \| moderate	16.658 \| fine	73.575 \| fine	54.55 \| good	0.741 \| good	1.649 \| good	0.214 \| good
2025-09-06T23:00:00.000Z	67 \| moderate	18.018 \| fine	79.03 \| fine	52.908 \| good	0.715 \| good	2.02 \| good	0.213 \| good
2025-09-07T00:00:00.000Z	71 \| moderate	20.414 \| fine	89.287 \| fine	50.648 \| good	0.689 \| good	2.391 \| good	0.213 \| good
2025-09-07T01:00:00.000Z	75 \| moderate	22.277 \| fine	97.493 \| fine	41.761 \| good	0.765 \| good	6.732 \| good	0.251 \| good
2025-09-07T02:00:00.000Z	71 \| moderate	20.39 \| fine	89.731 \| fine	32.705 \| good	0.841 \| good	11.074 \| good	0.289 \| good
2025-09-07T03:00:00.000Z	69 \| moderate	19.47 \| fine	85.813 \| fine	23.646 \| good	0.917 \| good	15.416 \| good	0.328 \| good
2025-09-07T04:00:00.000Z	69 \| moderate	18.863 \| fine	83.334 \| fine	20.968 \| good	0.877 \| good	16.873 \| good	0.338 \| good
2025-09-07T05:00:00.000Z	69 \| moderate	19.124 \| fine	84.532 \| fine	21.024 \| good	0.838 \| good	18.33 \| good	0.349 \| good
2025-09-07T06:00:00.000Z	69 \| moderate	18.878 \| fine	82.947 \| fine	19.854 \| good	0.799 \| good	19.788 \| good	0.36 \| good
2025-09-07T07:00:00.000Z	67 \| moderate	17.775 \| fine	78.494 \| fine	18.13 \| good	0.721 \| good	17.945 \| good	0.338 \| good
2025-09-07T08:00:00.000Z	66 \| moderate	16.941 \| fine	75.199 \| fine	17.215 \| good	0.643 \| good	16.103 \| good	0.316 \| good
2025-09-07T09:00:00.000Z	64 \| moderate	16.089 \| fine	71.416 \| fine	17.052 \| good	0.564 \| good	14.26 \| good	0.295 \| good
2025-09-07T10:00:00.000Z	64 \| moderate	15.955 \| fine	71.274 \| fine	17.639 \| good	0.517 \| good	13.012 \| good	0.276 \| good
2025-09-07T11:00:00.000Z	69 \| moderate	19.083 \| fine	84.842 \| fine	16.263 \| good	0.469 \| good	11.763 \| good	0.258 \| good
2025-09-07T12:00:00.000Z	67 \| moderate	17.788 \| fine	79.005 \| fine	15.896 \| good	0.422 \| good	10.515 \| good	0.239 \| good
2025-09-07T13:00:00.000Z	67 \| moderate	17.758 \| fine	78.904 \| fine	17.182 \| good	0.471 \| good	9.704 \| good	0.244 \| good
2025-09-07T14:00:00.000Z	66 \| moderate	17.328 \| fine	77.147 \| fine	24.374 \| good	0.52 \| good	8.892 \| good	0.248 \| good
2025-09-07T15:00:00.000Z	64 \| moderate	15.803 \| fine	70.433 \| fine	33.356 \| good	0.569 \| good	8.081 \| good	0.252 \| good
2025-09-07T16:00:00.000Z	62 \| moderate	14.976 \| fine	66.762 \| fine	41.982 \| good	0.648 \| good	6.117 \| good	0.231 \| good
2025-09-07T17:00:00.000Z	64 \| moderate	15.713 \| fine	70.433 \| fine	51.916 \| good	0.726 \| good	4.153 \| good	0.21 \| good
2025-09-07T18:00:00.000Z	64 \| moderate	15.843 \| fine	70.629 \| fine	57.57 \| fine	0.805 \| good	2.19 \| good	0.189 \| good
2025-09-07T19:00:00.000Z	67 \| moderate	16.585 \| fine	73.045 \| fine	60.208 \| fine	0.696 \| good	1.955 \| good	0.178 \| good
2025-09-07T20:00:00.000Z	71 \| moderate	14.11 \| fine	62.858 \| fine	61.153 \| fine	0.588 \| good	1.72 \| good	0.167 \| good
2025-09-07T21:00:00.000Z	67 \| moderate	13.196 \| fine	59.032 \| fine	60.271 \| fine	0.479 \| good	1.485 \| good	0.157 \| good
2025-09-07T22:00:00.000Z	58 \| moderate	11.314 \| good	49.928 \| good	56.842 \| fine	0.504 \| good	1.956 \| good	0.158 \| good
2025-09-07T23:00:00.000Z	56 \| moderate	12.439 \| fine	56.063 \| fine	55.987 \| fine	0.529 \| good	2.426 \| good	0.158 \| good
2025-09-08T00:00:00.000Z	62 \| moderate	15.098 \| fine	68.035 \| fine	53.504 \| good	0.554 \| good	2.897 \| good	0.159 \| good
2025-09-08T01:00:00.000Z	64 \| moderate	16.012 \| fine	70.74 \| fine	43.238 \| good	0.588 \| good	5.981 \| good	0.181 \| good
2025-09-08T02:00:00.000Z	58 \| moderate	12.508 \| fine	56.336 \| fine	36.031 \| good	0.623 \| good	9.066 \| good	0.204 \| good
2025-09-08T03:00:00.000Z	60 \| moderate	14.299 \| fine	63.724 \| fine	35.587 \| good	0.657 \| good	12.151 \| good	0.226 \| good
2025-09-08T04:00:00.000Z	56 \| moderate	11.69 \| good	52.043 \| good	38.043 \| good	0.646 \| good	13.683 \| good	0.236 \| good
2025-09-08T05:00:00.000Z	54 \| moderate	10.724 \| good	47.564 \| good	37.154 \| good	0.636 \| good	15.215 \| good	0.245 \| good
2025-09-08T06:00:00.000Z	54 \| moderate	10.823 \| good	47.764 \| good	33.872 \| good	0.625 \| good	16.747 \| good	0.255 \| good
2025-09-08T07:00:00.000Z	52 \| moderate	10.439 \| good	46.024 \| good	33.411 \| good	0.564 \| good	15.439 \| good	0.241 \| good
2025-09-08T08:00:00.000Z	54 \| moderate	10.657 \| good	47.554 \| good	37.119 \| good	0.503 \| good	14.13 \| good	0.227 \| good
2025-09-08T09:00:00.000Z	49 \| good	9.328 \| good	41.743 \| good	38.088 \| good	0.442 \| good	12.822 \| good	0.213 \| good
2025-09-08T10:00:00.000Z	49 \| good	9.272 \| good	41.206 \| good	35.984 \| good	0.423 \| good	11.352 \| good	0.196 \| good
2025-09-08T11:00:00.000Z	54 \| moderate	11.26 \| good	49.852 \| good	31.791 \| good	0.404 \| good	9.882 \| good	0.18 \| good
2025-09-08T12:00:00.000Z	56 \| moderate	11.928 \| good	53.656 \| good	26.543 \| good	0.385 \| good	8.412 \| good	0.163 \| good
2025-09-08T13:00:00.000Z	58 \| moderate	13.16 \| fine	59.228 \| fine	26.315 \| good	0.408 \| good	7.835 \| good	0.168 \| good
2025-09-08T14:00:00.000Z	56 \| moderate	12.176 \| fine	54.763 \| good	34.597 \| good	0.432 \| good	7.259 \| good	0.173 \| good
2025-09-08T15:00:00.000Z	54 \| moderate	10.559 \| good	46.851 \| good	43.631 \| good	0.455 \| good	6.682 \| good	0.179 \| good

Live air quality index in Frederick, Colorado today

Major air pollutants in Frederick, Colorado

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Frederick, Colorado air quality map: Stay updated on AQI near you

Air quality in nearby cities

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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 level in Frederick, Colorado at the moment?

What is the PM₁₀ level in Frederick, Colorado at the moment?

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What is the ozone (O₃) level in Frederick, Colorado at the moment?

What is the nitrogen dioxide (NO₂) level in Frederick, Colorado at the moment?