What is the current level of PM10 in La Crescentamontrose, California?

La Crescentamontrose, California currently has a PM10 concentration of 49.611 μg/m3.

What is the current level of sulfur dioxide (SO2) in La Crescentamontrose, California?

The current sulfur dioxide (SO2) concentration in La Crescentamontrose, California is 0.906 ppb.

What is the current level of ozone (O3) in La Crescentamontrose, California?

La Crescentamontrose, California currently has an ozone (O3) concentration of 61.801 ppm.

What is the current level of nitrogen dioxide (NO2) in La Crescentamontrose, California?

The current level of nitrogen dioxide (NO2) in La Crescentamontrose, California is 10.349 ppb.

Current air quality index in La CrescentaMontrose, California today

Q: What is the PM2.5 concentration in La Crescentamontrose, California right now?

La Crescentamontrose, California currently has a PM2.5 concentration of 12.648 μg/m3.

Stay updated with real-time air quality in La CrescentaMontrose, California 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

La CrescentaMontrose, California

Last updated: ... (Local time)

Common air pollutants in La CrescentaMontrose, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

12.65 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

49.61 μg/m³

155

255

425

605+

Ozone (O₃)

61.80 ppb

201

201+

Sulfur Dioxide (SO₂)

0.91 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

10.35 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.24 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

La CrescentaMontrose, California

Get Live Pollen Counts

La CrescentaMontrose, California

Scroll To Air Quality Map

Track live La CrescentaMontrose, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T23:00:00.000Z	52 \| moderate	9.609 \| good	42.13 \| good	48.955 \| good	0.444 \| good	3.899 \| good	0.125 \| good
2026-07-22T00:00:00.000Z	54 \| moderate	10.662 \| good	37.677 \| good	45.207 \| good	0.429 \| good	3.579 \| good	0.12 \| good
2026-07-22T01:00:00.000Z	49 \| good	8.986 \| good	33.815 \| good	40.516 \| good	0.414 \| good	3.448 \| good	0.127 \| good
2026-07-22T02:00:00.000Z	44 \| good	7.57 \| good	28.253 \| good	35.488 \| good	0.421 \| good	3.278 \| good	0.12 \| good
2026-07-22T03:00:00.000Z	33 \| good	6.397 \| good	25.313 \| good	30.775 \| good	0.337 \| good	3.548 \| good	0.127 \| good
2026-07-22T04:00:00.000Z	33 \| good	6.376 \| good	24.41 \| good	28.632 \| good	0.307 \| good	4.615 \| good	0.135 \| good
2026-07-22T05:00:00.000Z	27 \| good	5.18 \| good	20.297 \| good	24.033 \| good	0.386 \| good	5.76 \| good	0.208 \| good
2026-07-22T06:00:00.000Z	27 \| good	5.295 \| good	21.847 \| good	21.609 \| good	0.328 \| good	6.347 \| good	0.15 \| good
2026-07-22T07:00:00.000Z	33 \| good	5.694 \| good	22.12 \| good	21.934 \| good	0.331 \| good	6.216 \| good	0.15 \| good
2026-07-22T08:00:00.000Z	27 \| good	5.117 \| good	20.008 \| good	16.272 \| good	0.316 \| good	7.928 \| good	0.144 \| good
2026-07-22T09:00:00.000Z	22 \| good	4.476 \| good	17.883 \| good	15.431 \| good	0.385 \| good	6.826 \| good	0.129 \| good
2026-07-22T10:00:00.000Z	27 \| good	4.661 \| good	18.715 \| good	14.291 \| good	0.363 \| good	7.552 \| good	0.129 \| good
2026-07-22T11:00:00.000Z	27 \| good	4.823 \| good	16.679 \| good	10.811 \| good	0.59 \| good	8.821 \| good	0.121 \| good
2026-07-22T12:00:00.000Z	27 \| good	5.258 \| good	20.131 \| good	10.849 \| good	0.373 \| good	9.246 \| good	0.133 \| good
2026-07-22T13:00:00.000Z	27 \| good	5.052 \| good	18.515 \| good	10.703 \| good	0.371 \| good	8.77 \| good	0.133 \| good
2026-07-22T14:00:00.000Z	38 \| good	7.41 \| good	26.974 \| good	12.013 \| good	0.312 \| good	11.53 \| good	0.233 \| good
2026-07-22T15:00:00.000Z	44 \| good	8.018 \| good	28.198 \| good	15.069 \| good	0.482 \| good	11.192 \| good	0.222 \| good
2026-07-22T16:00:00.000Z	44 \| good	8.182 \| good	27.759 \| good	17.73 \| good	0.572 \| good	10.062 \| good	0.212 \| good
2026-07-22T17:00:00.000Z	52 \| moderate	10.033 \| good	33.36 \| good	22.269 \| good	0.59 \| good	9.971 \| good	0.205 \| good
2026-07-22T18:00:00.000Z	52 \| moderate	9.523 \| good	34.331 \| good	25.229 \| good	0.59 \| good	10.762 \| good	0.205 \| good
2026-07-22T19:00:00.000Z	49 \| good	8.618 \| good	33.733 \| good	31.581 \| good	0.513 \| good	9.63 \| good	0.222 \| good
2026-07-22T20:00:00.000Z	52 \| moderate	10.016 \| good	36.253 \| good	37.876 \| good	0.796 \| good	10.044 \| good	0.222 \| good
2026-07-22T21:00:00.000Z	52 \| moderate	9.848 \| good	34.379 \| good	40.435 \| good	0.725 \| good	8.918 \| good	0.205 \| good
2026-07-22T22:00:00.000Z	49 \| good	9.013 \| good	34.272 \| good	42.391 \| good	0.587 \| good	6.31 \| good	0.136 \| good
2026-07-22T23:00:00.000Z	44 \| good	7.841 \| good	28.797 \| good	41.498 \| good	0.45 \| good	3.812 \| good	0.144 \| good
2026-07-23T00:00:00.000Z	38 \| good	6.754 \| good	25.481 \| good	37.536 \| good	0.486 \| good	3.217 \| good	0.136 \| good
2026-07-23T01:00:00.000Z	33 \| good	6.177 \| good	25.223 \| good	36.046 \| good	0.593 \| good	3.04 \| good	0.136 \| good
2026-07-23T02:00:00.000Z	33 \| good	6.25 \| good	25.496 \| good	32.98 \| good	0.537 \| good	3.41 \| good	0.144 \| good
2026-07-23T03:00:00.000Z	58 \| moderate	12.893 \| fine	58.055 \| fine	34.414 \| good	0.738 \| good	5.612 \| good	0.106 \| good
2026-07-23T04:00:00.000Z	27 \| good	5.305 \| good	22.118 \| good	27.665 \| good	0.486 \| good	5.937 \| good	0.144 \| good
2026-07-23T05:00:00.000Z	27 \| good	4.732 \| good	23.483 \| good	25.572 \| good	0.526 \| good	6.335 \| good	0.144 \| good
2026-07-23T06:00:00.000Z	33 \| good	5.84 \| good	26.202 \| good	23.583 \| good	0.524 \| good	8.487 \| good	0.151 \| good
2026-07-23T07:00:00.000Z	33 \| good	6.02 \| good	26.089 \| good	23.562 \| good	0.515 \| good	8.475 \| good	0.151 \| good
2026-07-23T08:00:00.000Z	44 \| good	7.784 \| good	31.111 \| good	17.276 \| good	0.538 \| good	11.928 \| good	0.212 \| good
2026-07-23T09:00:00.000Z	49 \| good	8.587 \| good	35.661 \| good	14.076 \| good	0.682 \| good	13.199 \| good	0.197 \| good
2026-07-23T10:00:00.000Z	44 \| good	8.031 \| good	33.429 \| good	12.27 \| good	0.659 \| good	13.376 \| good	0.201 \| good
2026-07-23T11:00:00.000Z	44 \| good	7.82 \| good	31.49 \| good	10.651 \| good	0.836 \| good	14.787 \| good	0.197 \| good
2026-07-23T12:00:00.000Z	44 \| good	8.179 \| good	31.988 \| good	10.403 \| good	0.518 \| good	17.563 \| good	0.217 \| good
2026-07-23T13:00:00.000Z	44 \| good	7.974 \| good	31.933 \| good	8.351 \| good	0.518 \| good	17.485 \| good	0.217 \| good
2026-07-23T14:00:00.000Z	38 \| good	7.296 \| good	28.907 \| good	10.445 \| good	0.681 \| good	18.517 \| good	0.332 \| good
2026-07-23T15:00:00.000Z	49 \| good	8.983 \| good	33.765 \| good	13.543 \| good	0.939 \| good	17.535 \| good	0.404 \| good
2026-07-23T16:00:00.000Z	54 \| moderate	11.346 \| good	42.606 \| good	14.445 \| good	1.095 \| good	19.311 \| good	0.381 \| good
2026-07-23T17:00:00.000Z	58 \| moderate	12.659 \| fine	48.493 \| good	21.998 \| good	0.939 \| good	18.293 \| good	0.301 \| good
2026-07-23T18:00:00.000Z	62 \| moderate	14.736 \| fine	53.112 \| good	26.681 \| good	0.949 \| good	20.499 \| good	0.366 \| good
2026-07-23T19:00:00.000Z	60 \| moderate	13.792 \| fine	55.117 \| fine	40.011 \| good	0.797 \| good	14.731 \| good	0.378 \| good
2026-07-23T20:00:00.000Z	62 \| moderate	15.392 \| fine	60.111 \| fine	51.689 \| good	0.866 \| good	11.791 \| good	0.301 \| good
2026-07-23T21:00:00.000Z	62 \| moderate	14.889 \| fine	61.855 \| fine	56.702 \| fine	1.012 \| good	8.711 \| good	0.222 \| good
2026-07-23T22:00:00.000Z	74 \| moderate	12.648 \| fine	49.611 \| good	61.801 \| fine	0.906 \| good	10.349 \| good	0.237 \| good
2026-07-23T23:00:00.000Z	54 \| moderate	9.56 \| good	42.667 \| good	55.567 \| fine	1.058 \| good	2.801 \| good	0.118 \| good
2026-07-24T00:00:00.000Z	56 \| moderate	12.323 \| fine	56.052 \| fine	54.428 \| good	0.98 \| good	2.821 \| good	0.117 \| good
2026-07-24T01:00:00.000Z	56 \| moderate	11.541 \| good	50.898 \| good	47.937 \| good	0.907 \| good	3.441 \| good	0.118 \| good
2026-07-24T02:00:00.000Z	56 \| moderate	12.472 \| fine	55.813 \| fine	40.546 \| good	0.853 \| good	4.814 \| good	0.118 \| good
2026-07-24T03:00:00.000Z	58 \| moderate	12.897 \| fine	57.676 \| fine	32.277 \| good	0.823 \| good	7.052 \| good	0.12 \| good
2026-07-24T04:00:00.000Z	60 \| moderate	13.964 \| fine	62.953 \| fine	27.964 \| good	0.856 \| good	9.471 \| good	0.124 \| good
2026-07-24T05:00:00.000Z	60 \| moderate	13.886 \| fine	62.499 \| fine	23.732 \| good	0.899 \| good	11.837 \| good	0.129 \| good
2026-07-24T06:00:00.000Z	58 \| moderate	13.324 \| fine	59.564 \| fine	20.257 \| good	0.942 \| good	14.299 \| good	0.135 \| good
2026-07-24T07:00:00.000Z	60 \| moderate	13.895 \| fine	62.186 \| fine	19.023 \| good	0.965 \| good	17.35 \| good	0.144 \| good
2026-07-24T08:00:00.000Z	58 \| moderate	12.648 \| fine	56.562 \| fine	18.361 \| good	0.947 \| good	18.273 \| good	0.149 \| good
2026-07-24T09:00:00.000Z	56 \| moderate	12.44 \| fine	55.65 \| fine	17.479 \| good	0.955 \| good	18.907 \| good	0.152 \| good
2026-07-24T10:00:00.000Z	56 \| moderate	12.43 \| fine	55.838 \| fine	15.322 \| good	0.972 \| good	19.845 \| good	0.155 \| good
2026-07-24T11:00:00.000Z	56 \| moderate	11.887 \| good	53.25 \| good	12.745 \| good	0.999 \| good	20.899 \| good	0.16 \| good
2026-07-24T12:00:00.000Z	56 \| moderate	11.843 \| good	52.712 \| good	9.415 \| good	1.015 \| good	21.212 \| good	0.164 \| good
2026-07-24T13:00:00.000Z	60 \| moderate	13.933 \| fine	62.155 \| fine	6.787 \| good	1.027 \| good	20.557 \| good	0.17 \| good
2026-07-24T14:00:00.000Z	60 \| moderate	14.265 \| fine	64.132 \| fine	11.159 \| good	1.028 \| good	17.636 \| good	0.177 \| good
2026-07-24T15:00:00.000Z	64 \| moderate	16.137 \| fine	71.891 \| fine	19.121 \| good	1.116 \| good	12.319 \| good	0.149 \| good
2026-07-24T16:00:00.000Z	66 \| moderate	16.766 \| fine	74.8 \| fine	28.226 \| good	1.188 \| good	9.958 \| good	0.14 \| good
2026-07-24T17:00:00.000Z	66 \| moderate	17.064 \| fine	75.516 \| fine	40.114 \| good	1.339 \| good	8.723 \| good	0.136 \| good
2026-07-24T18:00:00.000Z	69 \| moderate	19.009 \| fine	83.682 \| fine	55.549 \| fine	1.49 \| good	7.763 \| good	0.133 \| good
2026-07-24T19:00:00.000Z	84 \| moderate	19.234 \| fine	85.466 \| fine	65.232 \| fine	1.565 \| good	6.646 \| good	0.13 \| good
2026-07-24T20:00:00.000Z	93 \| moderate	15.984 \| fine	71.175 \| fine	67.794 \| fine	1.57 \| good	5.461 \| good	0.127 \| good
2026-07-24T21:00:00.000Z	84 \| moderate	14.066 \| fine	63.243 \| fine	64.787 \| fine	1.538 \| good	4.527 \| good	0.123 \| good
2026-07-24T22:00:00.000Z	71 \| moderate	12.109 \| fine	53.99 \| good	60.601 \| fine	1.493 \| good	3.892 \| good	0.12 \| good
2026-07-24T23:00:00.000Z	61 \| moderate	11.912 \| good	53.211 \| good	58.484 \| fine	1.425 \| good	3.52 \| good	0.116 \| good
2026-07-25T00:00:00.000Z	61 \| moderate	12.856 \| fine	57.543 \| fine	57.804 \| fine	1.368 \| good	3.557 \| good	0.114 \| good
2026-07-25T01:00:00.000Z	58 \| moderate	12.794 \| fine	57.49 \| fine	51.485 \| good	1.277 \| good	3.925 \| good	0.112 \| good
2026-07-25T02:00:00.000Z	58 \| moderate	13.306 \| fine	59.885 \| fine	37.586 \| good	1.192 \| good	5.099 \| good	0.112 \| good
2026-07-25T03:00:00.000Z	56 \| moderate	12.476 \| fine	55.669 \| fine	30.694 \| good	1.142 \| good	7.054 \| good	0.114 \| good
2026-07-25T04:00:00.000Z	58 \| moderate	13.356 \| fine	59.945 \| fine	24.539 \| good	1.129 \| good	8.831 \| good	0.117 \| good
2026-07-25T05:00:00.000Z	58 \| moderate	12.64 \| fine	56.699 \| fine	20.826 \| good	1.122 \| good	10.616 \| good	0.12 \| good
2026-07-25T06:00:00.000Z	54 \| moderate	11.41 \| good	50.578 \| good	17.144 \| good	1.123 \| good	12.822 \| good	0.125 \| good
2026-07-25T07:00:00.000Z	58 \| moderate	13.18 \| fine	59.498 \| fine	15.439 \| good	1.117 \| good	14.697 \| good	0.131 \| good
2026-07-25T08:00:00.000Z	56 \| moderate	11.573 \| good	51.637 \| good	13.459 \| good	1.091 \| good	16.54 \| good	0.139 \| good
2026-07-25T09:00:00.000Z	52 \| moderate	10.164 \| good	44.997 \| good	11.477 \| good	1.086 \| good	18.826 \| good	0.147 \| good
2026-07-25T10:00:00.000Z	52 \| moderate	10.234 \| good	45.301 \| good	11.096 \| good	1.084 \| good	20.662 \| good	0.156 \| good
2026-07-25T11:00:00.000Z	49 \| good	9.304 \| good	41.252 \| good	8.291 \| good	1.062 \| good	21.783 \| good	0.163 \| good
2026-07-25T12:00:00.000Z	54 \| moderate	10.519 \| good	46.632 \| good	7.175 \| good	1.034 \| good	22.677 \| good	0.171 \| good
2026-07-25T13:00:00.000Z	56 \| moderate	11.778 \| good	52.138 \| good	7.504 \| good	1.011 \| good	22.423 \| good	0.179 \| good
2026-07-25T14:00:00.000Z	58 \| moderate	12.979 \| fine	58.66 \| fine	10.562 \| good	0.987 \| good	18.784 \| good	0.189 \| good
2026-07-25T15:00:00.000Z	64 \| moderate	16.385 \| fine	73.394 \| fine	18.065 \| good	1.137 \| good	12.763 \| good	0.15 \| good
2026-07-25T16:00:00.000Z	64 \| moderate	15.73 \| fine	70.395 \| fine	27.547 \| good	1.271 \| good	9.713 \| good	0.135 \| good
2026-07-25T17:00:00.000Z	58 \| moderate	13.128 \| fine	58.697 \| fine	37.621 \| good	1.458 \| good	8.197 \| good	0.131 \| good
2026-07-25T18:00:00.000Z	60 \| moderate	13.945 \| fine	62.37 \| fine	49.053 \| good	1.58 \| good	7.15 \| good	0.128 \| good
2026-07-25T19:00:00.000Z	60 \| moderate	14.49 \| fine	65.089 \| fine	56.735 \| fine	1.617 \| good	6.133 \| good	0.125 \| good
2026-07-25T20:00:00.000Z	61 \| moderate	13.693 \| fine	61.848 \| fine	58.363 \| fine	1.62 \| good	5.124 \| good	0.122 \| good
2026-07-25T21:00:00.000Z	71 \| moderate	12.641 \| fine	56.286 \| fine	60.633 \| fine	1.642 \| good	4.242 \| good	0.12 \| good
2026-07-25T22:00:00.000Z	71 \| moderate	11.178 \| good	49.612 \| good	60.816 \| fine	1.641 \| good	3.527 \| good	0.118 \| good

La CrescentaMontrose

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near La CrescentaMontrose, California

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How accurate is California, USA air quality data?

The air quality data for California, 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 La Crescentamontrose, California get updated?

Air quality updates for La Crescentamontrose, California are available every hour.

What time in the past 24 hours saw the poorest air quality in La Crescentamontrose, California?

La Crescentamontrose, California experienced its worst air quality at 09:00:00, 2026-07-23.

When was air quality in La Crescentamontrose, California the best over the past 24 hours?

The best air quality in La Crescentamontrose, California was observed at 05:00:00 on 2026-07-23.

What is the air quality in La Crescentamontrose, California right now?

The air quality in La Crescentamontrose, California right now is Moderate, with an AQI of 74.

What pollutant is most frequently found in La Crescentamontrose, California?

In La Crescentamontrose, California, O3 is the most frequently found pollutant.

What can I do if the air quality in La Crescentamontrose, California is poor?

When air quality in La Crescentamontrose, California is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in La Crescentamontrose, California right now?

La Crescentamontrose, California currently has a PM_2.5 concentration of 12.648 μg/m³.

What is the current level of PM₁₀ in La Crescentamontrose, California?

La Crescentamontrose, California currently has a PM₁₀ concentration of 49.611 μg/m³.

What is the current level of carbon monoxide (CO) in La Crescentamontrose, California?

The current carbon monoxide (CO) level in La Crescentamontrose, California is 0.237 ppm.

What is the current level of sulfur dioxide (SO₂) in La Crescentamontrose, California?

The current sulfur dioxide (SO₂) concentration in La Crescentamontrose, California is 0.906 ppb.

What is the current level of ozone (O₃) in La Crescentamontrose, California?

La Crescentamontrose, California currently has an ozone (O₃) concentration of 61.801 ppm.

What is the current level of nitrogen dioxide (NO₂) in La Crescentamontrose, California?

The current level of nitrogen dioxide (NO₂) in La Crescentamontrose, California is 10.349 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T23:00:00.000Z	52 \| moderate	9.609 \| good	42.13 \| good	48.955 \| good	0.444 \| good	3.899 \| good	0.125 \| good
2026-07-22T00:00:00.000Z	54 \| moderate	10.662 \| good	37.677 \| good	45.207 \| good	0.429 \| good	3.579 \| good	0.12 \| good
2026-07-22T01:00:00.000Z	49 \| good	8.986 \| good	33.815 \| good	40.516 \| good	0.414 \| good	3.448 \| good	0.127 \| good
2026-07-22T02:00:00.000Z	44 \| good	7.57 \| good	28.253 \| good	35.488 \| good	0.421 \| good	3.278 \| good	0.12 \| good
2026-07-22T03:00:00.000Z	33 \| good	6.397 \| good	25.313 \| good	30.775 \| good	0.337 \| good	3.548 \| good	0.127 \| good
2026-07-22T04:00:00.000Z	33 \| good	6.376 \| good	24.41 \| good	28.632 \| good	0.307 \| good	4.615 \| good	0.135 \| good
2026-07-22T05:00:00.000Z	27 \| good	5.18 \| good	20.297 \| good	24.033 \| good	0.386 \| good	5.76 \| good	0.208 \| good
2026-07-22T06:00:00.000Z	27 \| good	5.295 \| good	21.847 \| good	21.609 \| good	0.328 \| good	6.347 \| good	0.15 \| good
2026-07-22T07:00:00.000Z	33 \| good	5.694 \| good	22.12 \| good	21.934 \| good	0.331 \| good	6.216 \| good	0.15 \| good
2026-07-22T08:00:00.000Z	27 \| good	5.117 \| good	20.008 \| good	16.272 \| good	0.316 \| good	7.928 \| good	0.144 \| good
2026-07-22T09:00:00.000Z	22 \| good	4.476 \| good	17.883 \| good	15.431 \| good	0.385 \| good	6.826 \| good	0.129 \| good
2026-07-22T10:00:00.000Z	27 \| good	4.661 \| good	18.715 \| good	14.291 \| good	0.363 \| good	7.552 \| good	0.129 \| good
2026-07-22T11:00:00.000Z	27 \| good	4.823 \| good	16.679 \| good	10.811 \| good	0.59 \| good	8.821 \| good	0.121 \| good
2026-07-22T12:00:00.000Z	27 \| good	5.258 \| good	20.131 \| good	10.849 \| good	0.373 \| good	9.246 \| good	0.133 \| good
2026-07-22T13:00:00.000Z	27 \| good	5.052 \| good	18.515 \| good	10.703 \| good	0.371 \| good	8.77 \| good	0.133 \| good
2026-07-22T14:00:00.000Z	38 \| good	7.41 \| good	26.974 \| good	12.013 \| good	0.312 \| good	11.53 \| good	0.233 \| good
2026-07-22T15:00:00.000Z	44 \| good	8.018 \| good	28.198 \| good	15.069 \| good	0.482 \| good	11.192 \| good	0.222 \| good
2026-07-22T16:00:00.000Z	44 \| good	8.182 \| good	27.759 \| good	17.73 \| good	0.572 \| good	10.062 \| good	0.212 \| good
2026-07-22T17:00:00.000Z	52 \| moderate	10.033 \| good	33.36 \| good	22.269 \| good	0.59 \| good	9.971 \| good	0.205 \| good
2026-07-22T18:00:00.000Z	52 \| moderate	9.523 \| good	34.331 \| good	25.229 \| good	0.59 \| good	10.762 \| good	0.205 \| good
2026-07-22T19:00:00.000Z	49 \| good	8.618 \| good	33.733 \| good	31.581 \| good	0.513 \| good	9.63 \| good	0.222 \| good
2026-07-22T20:00:00.000Z	52 \| moderate	10.016 \| good	36.253 \| good	37.876 \| good	0.796 \| good	10.044 \| good	0.222 \| good
2026-07-22T21:00:00.000Z	52 \| moderate	9.848 \| good	34.379 \| good	40.435 \| good	0.725 \| good	8.918 \| good	0.205 \| good
2026-07-22T22:00:00.000Z	49 \| good	9.013 \| good	34.272 \| good	42.391 \| good	0.587 \| good	6.31 \| good	0.136 \| good
2026-07-22T23:00:00.000Z	44 \| good	7.841 \| good	28.797 \| good	41.498 \| good	0.45 \| good	3.812 \| good	0.144 \| good
2026-07-23T00:00:00.000Z	38 \| good	6.754 \| good	25.481 \| good	37.536 \| good	0.486 \| good	3.217 \| good	0.136 \| good
2026-07-23T01:00:00.000Z	33 \| good	6.177 \| good	25.223 \| good	36.046 \| good	0.593 \| good	3.04 \| good	0.136 \| good
2026-07-23T02:00:00.000Z	33 \| good	6.25 \| good	25.496 \| good	32.98 \| good	0.537 \| good	3.41 \| good	0.144 \| good
2026-07-23T03:00:00.000Z	58 \| moderate	12.893 \| fine	58.055 \| fine	34.414 \| good	0.738 \| good	5.612 \| good	0.106 \| good
2026-07-23T04:00:00.000Z	27 \| good	5.305 \| good	22.118 \| good	27.665 \| good	0.486 \| good	5.937 \| good	0.144 \| good
2026-07-23T05:00:00.000Z	27 \| good	4.732 \| good	23.483 \| good	25.572 \| good	0.526 \| good	6.335 \| good	0.144 \| good
2026-07-23T06:00:00.000Z	33 \| good	5.84 \| good	26.202 \| good	23.583 \| good	0.524 \| good	8.487 \| good	0.151 \| good
2026-07-23T07:00:00.000Z	33 \| good	6.02 \| good	26.089 \| good	23.562 \| good	0.515 \| good	8.475 \| good	0.151 \| good
2026-07-23T08:00:00.000Z	44 \| good	7.784 \| good	31.111 \| good	17.276 \| good	0.538 \| good	11.928 \| good	0.212 \| good
2026-07-23T09:00:00.000Z	49 \| good	8.587 \| good	35.661 \| good	14.076 \| good	0.682 \| good	13.199 \| good	0.197 \| good
2026-07-23T10:00:00.000Z	44 \| good	8.031 \| good	33.429 \| good	12.27 \| good	0.659 \| good	13.376 \| good	0.201 \| good
2026-07-23T11:00:00.000Z	44 \| good	7.82 \| good	31.49 \| good	10.651 \| good	0.836 \| good	14.787 \| good	0.197 \| good
2026-07-23T12:00:00.000Z	44 \| good	8.179 \| good	31.988 \| good	10.403 \| good	0.518 \| good	17.563 \| good	0.217 \| good
2026-07-23T13:00:00.000Z	44 \| good	7.974 \| good	31.933 \| good	8.351 \| good	0.518 \| good	17.485 \| good	0.217 \| good
2026-07-23T14:00:00.000Z	38 \| good	7.296 \| good	28.907 \| good	10.445 \| good	0.681 \| good	18.517 \| good	0.332 \| good
2026-07-23T15:00:00.000Z	49 \| good	8.983 \| good	33.765 \| good	13.543 \| good	0.939 \| good	17.535 \| good	0.404 \| good
2026-07-23T16:00:00.000Z	54 \| moderate	11.346 \| good	42.606 \| good	14.445 \| good	1.095 \| good	19.311 \| good	0.381 \| good
2026-07-23T17:00:00.000Z	58 \| moderate	12.659 \| fine	48.493 \| good	21.998 \| good	0.939 \| good	18.293 \| good	0.301 \| good
2026-07-23T18:00:00.000Z	62 \| moderate	14.736 \| fine	53.112 \| good	26.681 \| good	0.949 \| good	20.499 \| good	0.366 \| good
2026-07-23T19:00:00.000Z	60 \| moderate	13.792 \| fine	55.117 \| fine	40.011 \| good	0.797 \| good	14.731 \| good	0.378 \| good
2026-07-23T20:00:00.000Z	62 \| moderate	15.392 \| fine	60.111 \| fine	51.689 \| good	0.866 \| good	11.791 \| good	0.301 \| good
2026-07-23T21:00:00.000Z	62 \| moderate	14.889 \| fine	61.855 \| fine	56.702 \| fine	1.012 \| good	8.711 \| good	0.222 \| good
2026-07-23T22:00:00.000Z	74 \| moderate	12.648 \| fine	49.611 \| good	61.801 \| fine	0.906 \| good	10.349 \| good	0.237 \| good
2026-07-23T23:00:00.000Z	54 \| moderate	9.56 \| good	42.667 \| good	55.567 \| fine	1.058 \| good	2.801 \| good	0.118 \| good
2026-07-24T00:00:00.000Z	56 \| moderate	12.323 \| fine	56.052 \| fine	54.428 \| good	0.98 \| good	2.821 \| good	0.117 \| good
2026-07-24T01:00:00.000Z	56 \| moderate	11.541 \| good	50.898 \| good	47.937 \| good	0.907 \| good	3.441 \| good	0.118 \| good
2026-07-24T02:00:00.000Z	56 \| moderate	12.472 \| fine	55.813 \| fine	40.546 \| good	0.853 \| good	4.814 \| good	0.118 \| good
2026-07-24T03:00:00.000Z	58 \| moderate	12.897 \| fine	57.676 \| fine	32.277 \| good	0.823 \| good	7.052 \| good	0.12 \| good
2026-07-24T04:00:00.000Z	60 \| moderate	13.964 \| fine	62.953 \| fine	27.964 \| good	0.856 \| good	9.471 \| good	0.124 \| good
2026-07-24T05:00:00.000Z	60 \| moderate	13.886 \| fine	62.499 \| fine	23.732 \| good	0.899 \| good	11.837 \| good	0.129 \| good
2026-07-24T06:00:00.000Z	58 \| moderate	13.324 \| fine	59.564 \| fine	20.257 \| good	0.942 \| good	14.299 \| good	0.135 \| good
2026-07-24T07:00:00.000Z	60 \| moderate	13.895 \| fine	62.186 \| fine	19.023 \| good	0.965 \| good	17.35 \| good	0.144 \| good
2026-07-24T08:00:00.000Z	58 \| moderate	12.648 \| fine	56.562 \| fine	18.361 \| good	0.947 \| good	18.273 \| good	0.149 \| good
2026-07-24T09:00:00.000Z	56 \| moderate	12.44 \| fine	55.65 \| fine	17.479 \| good	0.955 \| good	18.907 \| good	0.152 \| good
2026-07-24T10:00:00.000Z	56 \| moderate	12.43 \| fine	55.838 \| fine	15.322 \| good	0.972 \| good	19.845 \| good	0.155 \| good
2026-07-24T11:00:00.000Z	56 \| moderate	11.887 \| good	53.25 \| good	12.745 \| good	0.999 \| good	20.899 \| good	0.16 \| good
2026-07-24T12:00:00.000Z	56 \| moderate	11.843 \| good	52.712 \| good	9.415 \| good	1.015 \| good	21.212 \| good	0.164 \| good
2026-07-24T13:00:00.000Z	60 \| moderate	13.933 \| fine	62.155 \| fine	6.787 \| good	1.027 \| good	20.557 \| good	0.17 \| good
2026-07-24T14:00:00.000Z	60 \| moderate	14.265 \| fine	64.132 \| fine	11.159 \| good	1.028 \| good	17.636 \| good	0.177 \| good
2026-07-24T15:00:00.000Z	64 \| moderate	16.137 \| fine	71.891 \| fine	19.121 \| good	1.116 \| good	12.319 \| good	0.149 \| good
2026-07-24T16:00:00.000Z	66 \| moderate	16.766 \| fine	74.8 \| fine	28.226 \| good	1.188 \| good	9.958 \| good	0.14 \| good
2026-07-24T17:00:00.000Z	66 \| moderate	17.064 \| fine	75.516 \| fine	40.114 \| good	1.339 \| good	8.723 \| good	0.136 \| good
2026-07-24T18:00:00.000Z	69 \| moderate	19.009 \| fine	83.682 \| fine	55.549 \| fine	1.49 \| good	7.763 \| good	0.133 \| good
2026-07-24T19:00:00.000Z	84 \| moderate	19.234 \| fine	85.466 \| fine	65.232 \| fine	1.565 \| good	6.646 \| good	0.13 \| good
2026-07-24T20:00:00.000Z	93 \| moderate	15.984 \| fine	71.175 \| fine	67.794 \| fine	1.57 \| good	5.461 \| good	0.127 \| good
2026-07-24T21:00:00.000Z	84 \| moderate	14.066 \| fine	63.243 \| fine	64.787 \| fine	1.538 \| good	4.527 \| good	0.123 \| good
2026-07-24T22:00:00.000Z	71 \| moderate	12.109 \| fine	53.99 \| good	60.601 \| fine	1.493 \| good	3.892 \| good	0.12 \| good
2026-07-24T23:00:00.000Z	61 \| moderate	11.912 \| good	53.211 \| good	58.484 \| fine	1.425 \| good	3.52 \| good	0.116 \| good
2026-07-25T00:00:00.000Z	61 \| moderate	12.856 \| fine	57.543 \| fine	57.804 \| fine	1.368 \| good	3.557 \| good	0.114 \| good
2026-07-25T01:00:00.000Z	58 \| moderate	12.794 \| fine	57.49 \| fine	51.485 \| good	1.277 \| good	3.925 \| good	0.112 \| good
2026-07-25T02:00:00.000Z	58 \| moderate	13.306 \| fine	59.885 \| fine	37.586 \| good	1.192 \| good	5.099 \| good	0.112 \| good
2026-07-25T03:00:00.000Z	56 \| moderate	12.476 \| fine	55.669 \| fine	30.694 \| good	1.142 \| good	7.054 \| good	0.114 \| good
2026-07-25T04:00:00.000Z	58 \| moderate	13.356 \| fine	59.945 \| fine	24.539 \| good	1.129 \| good	8.831 \| good	0.117 \| good
2026-07-25T05:00:00.000Z	58 \| moderate	12.64 \| fine	56.699 \| fine	20.826 \| good	1.122 \| good	10.616 \| good	0.12 \| good
2026-07-25T06:00:00.000Z	54 \| moderate	11.41 \| good	50.578 \| good	17.144 \| good	1.123 \| good	12.822 \| good	0.125 \| good
2026-07-25T07:00:00.000Z	58 \| moderate	13.18 \| fine	59.498 \| fine	15.439 \| good	1.117 \| good	14.697 \| good	0.131 \| good
2026-07-25T08:00:00.000Z	56 \| moderate	11.573 \| good	51.637 \| good	13.459 \| good	1.091 \| good	16.54 \| good	0.139 \| good
2026-07-25T09:00:00.000Z	52 \| moderate	10.164 \| good	44.997 \| good	11.477 \| good	1.086 \| good	18.826 \| good	0.147 \| good
2026-07-25T10:00:00.000Z	52 \| moderate	10.234 \| good	45.301 \| good	11.096 \| good	1.084 \| good	20.662 \| good	0.156 \| good
2026-07-25T11:00:00.000Z	49 \| good	9.304 \| good	41.252 \| good	8.291 \| good	1.062 \| good	21.783 \| good	0.163 \| good
2026-07-25T12:00:00.000Z	54 \| moderate	10.519 \| good	46.632 \| good	7.175 \| good	1.034 \| good	22.677 \| good	0.171 \| good
2026-07-25T13:00:00.000Z	56 \| moderate	11.778 \| good	52.138 \| good	7.504 \| good	1.011 \| good	22.423 \| good	0.179 \| good
2026-07-25T14:00:00.000Z	58 \| moderate	12.979 \| fine	58.66 \| fine	10.562 \| good	0.987 \| good	18.784 \| good	0.189 \| good
2026-07-25T15:00:00.000Z	64 \| moderate	16.385 \| fine	73.394 \| fine	18.065 \| good	1.137 \| good	12.763 \| good	0.15 \| good
2026-07-25T16:00:00.000Z	64 \| moderate	15.73 \| fine	70.395 \| fine	27.547 \| good	1.271 \| good	9.713 \| good	0.135 \| good
2026-07-25T17:00:00.000Z	58 \| moderate	13.128 \| fine	58.697 \| fine	37.621 \| good	1.458 \| good	8.197 \| good	0.131 \| good
2026-07-25T18:00:00.000Z	60 \| moderate	13.945 \| fine	62.37 \| fine	49.053 \| good	1.58 \| good	7.15 \| good	0.128 \| good
2026-07-25T19:00:00.000Z	60 \| moderate	14.49 \| fine	65.089 \| fine	56.735 \| fine	1.617 \| good	6.133 \| good	0.125 \| good
2026-07-25T20:00:00.000Z	61 \| moderate	13.693 \| fine	61.848 \| fine	58.363 \| fine	1.62 \| good	5.124 \| good	0.122 \| good
2026-07-25T21:00:00.000Z	71 \| moderate	12.641 \| fine	56.286 \| fine	60.633 \| fine	1.642 \| good	4.242 \| good	0.12 \| good
2026-07-25T22:00:00.000Z	71 \| moderate	11.178 \| good	49.612 \| good	60.816 \| fine	1.641 \| good	3.527 \| good	0.118 \| good

Current air quality index in La CrescentaMontrose, California today

Common air pollutants in La CrescentaMontrose, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Air quality in nearby cities

La CrescentaMontrose, California

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Frequently asked questions

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What is the PM2.5 concentration in La Crescentamontrose, California right now?

What is the current level of PM10 in La Crescentamontrose, California?

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What is the current level of sulfur dioxide (SO2) in La Crescentamontrose, California?

What is the current level of ozone (O3) in La Crescentamontrose, California?

What is the current level of nitrogen dioxide (NO2) in La Crescentamontrose, California?

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 La Crescentamontrose, California right now?

What is the current level of PM₁₀ in La Crescentamontrose, California?

What is the current level of sulfur dioxide (SO₂) in La Crescentamontrose, California?

What is the current level of ozone (O₃) in La Crescentamontrose, California?

What is the current level of nitrogen dioxide (NO₂) in La Crescentamontrose, California?