What are the current PM10 levels at Lake Arrowhead, California?

The current PM10 levels in Lake Arrowhead, California are 22.455 μg/m3.

What are the current sulfur dioxide (SO2) levels at Lake Arrowhead, California?

The current sulfur dioxide (SO2) levels in Lake Arrowhead, California are 0.553 ppb.

What are the current ozone (O3) levels at Lake Arrowhead, California?

The current ozone (O3) levels at Lake Arrowhead, California is 23.982 ppm.

What are the current nitrogen dioxide (NO2) levels at Lake Arrowhead, California?

The current nitrogen dioxide (NO2) levels at Lake Arrowhead, California is 24.467 ppb.

Real-time air quality index in Lake Arrowhead, California today

Name: Live air pollution levels in Lake Arrowhead, California today
Creator: Ambee

Stay updated with real-time air quality in Lake Arrowhead, 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)

Good

Lake Arrowhead, California

Last updated: ... (Local time)

Common air pollutants in Lake Arrowhead, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

7.00 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

31.08 μg/m³

155

255

425

605+

Ozone (O₃)

21.14 ppb

201

201+

Sulfur Dioxide (SO₂)

1.05 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

29.37 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.86 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Lake Arrowhead, California

Get Live Pollen Counts

Lake Arrowhead, California

Scroll To Air Quality Map

Track live Lake Arrowhead, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-19T17:00:00.000Z	27 \| good	4.137 \| good	17.427 \| good	28.982 \| good	0.592 \| good	13.942 \| good	0.314 \| good
2025-10-19T18:00:00.000Z	33 \| good	4.114 \| good	17.943 \| good	36.308 \| good	0.498 \| good	8.067 \| good	0.242 \| good
2025-10-19T19:00:00.000Z	39 \| good	2.715 \| good	13.309 \| good	42.212 \| good	0.48 \| good	6.166 \| good	0.184 \| good
2025-10-19T20:00:00.000Z	44 \| good	3.469 \| good	15.642 \| good	47.421 \| good	0.443 \| good	4.541 \| good	0.198 \| good
2025-10-19T21:00:00.000Z	50 \| good	3.714 \| good	16.796 \| good	53.514 \| good	0.466 \| good	3.226 \| good	0.198 \| good
2025-10-19T22:00:00.000Z	67 \| moderate	4.077 \| good	18.582 \| good	60.069 \| fine	0.461 \| good	3.118 \| good	0.198 \| good
2025-10-19T23:00:00.000Z	77 \| moderate	4.02 \| good	17.365 \| good	62.633 \| fine	0.473 \| good	3.581 \| good	0.228 \| good
2025-10-20T00:00:00.000Z	90 \| moderate	4.565 \| good	19.153 \| good	66.774 \| fine	0.503 \| good	3.888 \| good	0.228 \| good
2025-10-20T01:00:00.000Z	90 \| moderate	5.903 \| good	25.712 \| good	67.132 \| fine	0.83 \| good	4.867 \| good	0.228 \| good
2025-10-20T02:00:00.000Z	93 \| moderate	6.556 \| good	28.908 \| good	67.715 \| fine	0.932 \| good	7.221 \| good	0.227 \| good
2025-10-20T03:00:00.000Z	84 \| moderate	8.247 \| good	36.88 \| good	65.427 \| fine	0.626 \| good	10.261 \| good	0.311 \| good
2025-10-20T04:00:00.000Z	87 \| moderate	9.193 \| good	39.895 \| good	65.802 \| fine	0.428 \| good	13.344 \| good	0.401 \| good
2025-10-20T05:00:00.000Z	58 \| moderate	10.821 \| good	45.678 \| good	56.823 \| fine	0.527 \| good	17.044 \| good	0.52 \| good
2025-10-20T06:00:00.000Z	56 \| moderate	11.683 \| good	52.589 \| good	53.23 \| good	0.442 \| good	20.64 \| good	0.429 \| good
2025-10-20T07:00:00.000Z	54 \| moderate	10.95 \| good	49.814 \| good	53.23 \| good	0.45 \| good	21.031 \| good	0.429 \| good
2025-10-20T08:00:00.000Z	52 \| moderate	10.419 \| good	44.093 \| good	53.827 \| good	0.438 \| good	21.795 \| good	0.516 \| good
2025-10-20T09:00:00.000Z	48 \| good	6.961 \| good	28.868 \| good	52.072 \| good	0.462 \| good	18.683 \| good	0.471 \| good
2025-10-20T10:00:00.000Z	44 \| good	5.417 \| good	22.471 \| good	48.462 \| good	0.402 \| good	20.322 \| good	0.486 \| good
2025-10-20T11:00:00.000Z	39 \| good	4.033 \| good	15.677 \| good	41.69 \| good	0.502 \| good	19.255 \| good	0.529 \| good
2025-10-20T12:00:00.000Z	32 \| good	3.987 \| good	15.878 \| good	35.357 \| good	0.463 \| good	16.537 \| good	0.529 \| good
2025-10-20T13:00:00.000Z	32 \| good	4.045 \| good	15.293 \| good	35.357 \| good	0.465 \| good	18.936 \| good	0.528 \| good
2025-10-20T14:00:00.000Z	28 \| good	5.048 \| good	21.052 \| good	29.564 \| good	0.489 \| good	23.325 \| good	0.61 \| good
2025-10-20T15:00:00.000Z	25 \| good	4.435 \| good	18.702 \| good	24.103 \| good	0.51 \| good	27.136 \| good	0.772 \| good
2025-10-20T16:00:00.000Z	33 \| good	5.996 \| good	25.988 \| good	28.93 \| good	1.178 \| good	26.034 \| good	0.671 \| good
2025-10-20T17:00:00.000Z	38 \| good	6.83 \| good	28.971 \| good	35.975 \| good	0.685 \| good	16.542 \| good	0.423 \| good
2025-10-20T18:00:00.000Z	43 \| good	5.771 \| good	24.606 \| good	45.966 \| good	0.602 \| good	10.763 \| good	0.323 \| good
2025-10-20T19:00:00.000Z	47 \| good	4.856 \| good	21.071 \| good	50.809 \| good	0.53 \| good	8.025 \| good	0.24 \| good
2025-10-20T20:00:00.000Z	58 \| moderate	3.278 \| good	13.392 \| good	56.59 \| fine	0.543 \| good	4.463 \| good	0.202 \| good
2025-10-20T21:00:00.000Z	64 \| moderate	2.928 \| good	12.544 \| good	59.305 \| fine	0.535 \| good	3.746 \| good	0.202 \| good
2025-10-20T22:00:00.000Z	74 \| moderate	2.533 \| good	10.899 \| good	61.91 \| fine	0.508 \| good	5.168 \| good	0.2 \| good
2025-10-20T23:00:00.000Z	80 \| moderate	2.623 \| good	11.005 \| good	64.062 \| fine	0.498 \| good	7.963 \| good	0.198 \| good
2025-10-21T00:00:00.000Z	61 \| moderate	2.154 \| good	9.996 \| good	58.233 \| fine	0.539 \| good	8.556 \| good	0.256 \| good
2025-10-21T01:00:00.000Z	46 \| good	4.159 \| good	19.623 \| good	49.58 \| good	0.801 \| good	12.538 \| good	0.282 \| good
2025-10-21T02:00:00.000Z	37 \| good	4.096 \| good	18.432 \| good	39.998 \| good	0.674 \| good	21.082 \| good	0.37 \| good
2025-10-21T03:00:00.000Z	56 \| moderate	12.264 \| fine	54.424 \| good	34.143 \| good	2.66 \| good	18.426 \| good	0.303 \| good
2025-10-21T04:00:00.000Z	56 \| moderate	12.177 \| fine	52.379 \| good	36.778 \| good	0.766 \| good	27.18 \| good	0.482 \| good
2025-10-21T05:00:00.000Z	54 \| moderate	10.776 \| good	48.701 \| good	35.384 \| good	0.705 \| good	32.622 \| good	0.514 \| good
2025-10-21T06:00:00.000Z	54 \| moderate	11.339 \| good	51.339 \| good	26.388 \| good	0.677 \| good	34.675 \| good	0.644 \| good
2025-10-21T07:00:00.000Z	54 \| moderate	11.097 \| good	48.615 \| good	26.388 \| good	0.678 \| good	32.382 \| good	0.644 \| good
2025-10-21T08:00:00.000Z	49 \| good	8.761 \| good	37.683 \| good	23.709 \| good	0.486 \| good	27.846 \| good	0.588 \| good
2025-10-21T09:00:00.000Z	44 \| good	8.382 \| good	36.178 \| good	22.061 \| good	0.503 \| good	26.43 \| good	0.574 \| good
2025-10-21T10:00:00.000Z	38 \| good	7.354 \| good	31.191 \| good	25.455 \| good	0.446 \| good	21.152 \| good	0.515 \| good
2025-10-21T11:00:00.000Z	33 \| good	6.494 \| good	28.66 \| good	24.706 \| good	0.538 \| good	21.564 \| good	0.498 \| good
2025-10-21T12:00:00.000Z	27 \| good	5.388 \| good	22.582 \| good	24.512 \| good	0.553 \| good	26.087 \| good	0.513 \| good
2025-10-21T13:00:00.000Z	27 \| good	5.376 \| good	22.455 \| good	23.982 \| good	0.553 \| good	24.467 \| good	0.513 \| good
2025-10-21T14:00:00.000Z	33 \| good	5.732 \| good	24.47 \| good	24.693 \| good	0.814 \| good	27.569 \| good	0.702 \| good
2025-10-21T15:00:00.000Z	38 \| good	7.005 \| good	31.076 \| good	21.137 \| good	1.052 \| good	29.37 \| good	0.861 \| good
2025-10-21T16:00:00.000Z	44 \| good	8.303 \| good	36.147 \| good	27.653 \| good	0.999 \| good	29.057 \| good	0.83 \| good
2025-10-21T16:00:00.000Z	38 \| good	7.005 \| good	31.076 \| good	21.137 \| good	1.052 \| good	29.37 \| good	0.861 \| good
2025-10-21T15:00:00.000Z	22 \| good	3.227 \| good	13.491 \| good	24.275 \| good	1.149 \| good	11.017 \| good	0.252 \| good
2025-10-21T16:00:00.000Z	31 \| good	4.581 \| good	19.758 \| good	34.214 \| good	1.343 \| good	8.434 \| good	0.217 \| good
2025-10-21T17:00:00.000Z	44 \| good	1.624 \| good	6.478 \| good	46.502 \| good	1.538 \| good	5.852 \| good	0.183 \| good
2025-10-21T18:00:00.000Z	49 \| good	1.174 \| good	4.775 \| good	52.809 \| good	1.732 \| good	3.27 \| good	0.148 \| good
2025-10-21T19:00:00.000Z	51 \| moderate	1.701 \| good	7.254 \| good	55.272 \| fine	1.709 \| good	2.858 \| good	0.146 \| good
2025-10-21T20:00:00.000Z	64 \| moderate	3.831 \| good	16.579 \| good	58.516 \| fine	1.687 \| good	2.447 \| good	0.144 \| good
2025-10-21T21:00:00.000Z	77 \| moderate	4.696 \| good	20.741 \| good	62.837 \| fine	1.664 \| good	2.035 \| good	0.142 \| good
2025-10-21T22:00:00.000Z	84 \| moderate	6.546 \| good	29.125 \| good	65.279 \| fine	1.696 \| good	2.311 \| good	0.144 \| good
2025-10-21T23:00:00.000Z	90 \| moderate	8.383 \| good	37.094 \| good	67.298 \| fine	1.728 \| good	2.586 \| good	0.146 \| good
2025-10-22T00:00:00.000Z	80 \| moderate	10.927 \| good	48.417 \| good	63.868 \| fine	1.76 \| good	2.862 \| good	0.148 \| good
2025-10-22T01:00:00.000Z	54 \| moderate	10.941 \| good	48.204 \| good	55.801 \| fine	2.033 \| good	7.396 \| good	0.19 \| good
2025-10-22T02:00:00.000Z	60 \| moderate	13.713 \| fine	61.92 \| fine	50.452 \| good	2.306 \| good	11.929 \| good	0.231 \| good
2025-10-22T03:00:00.000Z	64 \| moderate	16.028 \| fine	71.035 \| fine	51.746 \| good	2.58 \| good	16.463 \| good	0.272 \| good
2025-10-22T04:00:00.000Z	66 \| moderate	16.866 \| fine	75.14 \| fine	50.233 \| good	2.917 \| good	18.678 \| good	0.3 \| good
2025-10-22T05:00:00.000Z	64 \| moderate	16.093 \| fine	71.248 \| fine	47.748 \| good	3.254 \| good	20.893 \| good	0.327 \| good
2025-10-22T06:00:00.000Z	64 \| moderate	16.308 \| fine	72.954 \| fine	50.32 \| good	3.591 \| good	23.108 \| good	0.354 \| good
2025-10-22T07:00:00.000Z	60 \| moderate	14.284 \| fine	64.144 \| fine	53.884 \| good	3.876 \| good	21.303 \| good	0.351 \| good
2025-10-22T08:00:00.000Z	60 \| moderate	14.122 \| fine	63.267 \| fine	47.259 \| good	4.161 \| good	19.498 \| good	0.349 \| good
2025-10-22T09:00:00.000Z	64 \| moderate	15.938 \| fine	70.64 \| fine	40.521 \| good	4.447 \| good	17.692 \| good	0.346 \| good
2025-10-22T10:00:00.000Z	66 \| moderate	16.698 \| fine	74.091 \| fine	35.975 \| good	4.444 \| good	16.777 \| good	0.338 \| good
2025-10-22T11:00:00.000Z	60 \| moderate	14.069 \| fine	62.835 \| fine	34.344 \| good	4.441 \| good	15.862 \| good	0.329 \| good
2025-10-22T12:00:00.000Z	60 \| moderate	13.553 \| fine	60.958 \| fine	35.691 \| good	4.439 \| good	14.947 \| good	0.321 \| good
2025-10-22T13:00:00.000Z	64 \| moderate	16.114 \| fine	71.401 \| fine	38.402 \| good	4.28 \| good	15.539 \| good	0.333 \| good
2025-10-22T14:00:00.000Z	62 \| moderate	15.199 \| fine	67.537 \| fine	36.772 \| good	4.121 \| good	16.132 \| good	0.344 \| good
2025-10-22T15:00:00.000Z	60 \| moderate	14.439 \| fine	64.748 \| fine	40.783 \| good	3.962 \| good	16.724 \| good	0.355 \| good
2025-10-22T16:00:00.000Z	58 \| moderate	12.773 \| fine	57.019 \| fine	41.795 \| good	3.861 \| good	13.966 \| good	0.304 \| good
2025-10-22T17:00:00.000Z	52 \| moderate	9.808 \| good	43.439 \| good	42.999 \| good	3.76 \| good	11.207 \| good	0.252 \| good
2025-10-22T18:00:00.000Z	42 \| good	6.679 \| good	29.397 \| good	44.95 \| good	3.658 \| good	8.449 \| good	0.2 \| good
2025-10-22T19:00:00.000Z	42 \| good	5.805 \| good	25.435 \| good	44.734 \| good	3.163 \| good	7.083 \| good	0.182 \| good
2025-10-22T20:00:00.000Z	42 \| good	4.98 \| good	21.78 \| good	44.69 \| good	2.669 \| good	5.717 \| good	0.164 \| good
2025-10-22T21:00:00.000Z	42 \| good	3.301 \| good	13.851 \| good	45.456 \| good	2.174 \| good	4.35 \| good	0.146 \| good
2025-10-22T22:00:00.000Z	41 \| good	1.923 \| good	7.897 \| good	43.962 \| good	2.278 \| good	4.755 \| good	0.146 \| good
2025-10-22T23:00:00.000Z	39 \| good	2.973 \| good	12.627 \| good	41.898 \| good	2.382 \| good	5.159 \| good	0.147 \| good
2025-10-23T00:00:00.000Z	38 \| good	5.384 \| good	22.928 \| good	41.019 \| good	2.486 \| good	5.563 \| good	0.147 \| good
2025-10-23T01:00:00.000Z	37 \| good	3.766 \| good	16.605 \| good	40.415 \| good	2.58 \| good	7.648 \| good	0.161 \| good
2025-10-23T02:00:00.000Z	38 \| good	6.408 \| good	28.35 \| good	41.136 \| good	2.673 \| good	9.734 \| good	0.175 \| good
2025-10-23T03:00:00.000Z	52 \| moderate	9.51 \| good	42.047 \| good	45.545 \| good	2.767 \| good	11.82 \| good	0.188 \| good
2025-10-23T04:00:00.000Z	58 \| moderate	12.75 \| fine	57.605 \| fine	39.909 \| good	2.872 \| good	13.86 \| good	0.202 \| good
2025-10-23T05:00:00.000Z	49 \| good	9.194 \| good	40.948 \| good	37.761 \| good	2.977 \| good	15.9 \| good	0.217 \| good
2025-10-23T06:00:00.000Z	44 \| good	8.36 \| good	36.716 \| good	35.195 \| good	3.082 \| good	17.939 \| good	0.231 \| good
2025-10-23T07:00:00.000Z	38 \| good	7.221 \| good	31.9 \| good	32.328 \| good	2.884 \| good	17.764 \| good	0.234 \| good
2025-10-23T08:00:00.000Z	33 \| good	6.06 \| good	26.61 \| good	32.856 \| good	2.686 \| good	17.589 \| good	0.237 \| good
2025-10-23T09:00:00.000Z	27 \| good	5.228 \| good	22.869 \| good	28.083 \| good	2.488 \| good	17.414 \| good	0.241 \| good
2025-10-23T10:00:00.000Z	38 \| good	7.339 \| good	32.327 \| good	21.751 \| good	2.299 \| good	16.196 \| good	0.234 \| good
2025-10-23T11:00:00.000Z	44 \| good	7.954 \| good	34.964 \| good	24.455 \| good	2.11 \| good	14.977 \| good	0.227 \| good
2025-10-23T12:00:00.000Z	44 \| good	8.088 \| good	35.331 \| good	23.551 \| good	1.921 \| good	13.759 \| good	0.22 \| good
2025-10-23T13:00:00.000Z	49 \| good	9.409 \| good	42.191 \| good	25.892 \| good	1.819 \| good	13.104 \| good	0.227 \| good
2025-10-23T14:00:00.000Z	33 \| good	5.67 \| good	24.536 \| good	25.991 \| good	1.716 \| good	12.45 \| good	0.234 \| good

Lake Arrowhead

Empower business decisions with accurate air quality data

Lake Arrowhead, California air quality map: Real-time AQI near you

0.51ppm

How accurate is California, USA air quality data?

Air quality measurements for California, 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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Check live rankings of places in the USA affected by air pollution.

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Frequently asked questions

How frequently is the air quality data for Lake Arrowhead, California updated?

Air quality data for Lake Arrowhead, California is updated on an hourly basis.

When did Lake Arrowhead, California experience the worst air quality in the last 24 hours?

The worst air quality in Lake Arrowhead, California was recorded at 11:00:00 on 2025-10-20.

When did Lake Arrowhead, California have its best air quality in the last 24 hours?

The best air quality in Lake Arrowhead, California was recorded at 03:00:00 on 2025-10-20.

What is the real-time air quality index for Lake Arrowhead, California?

The real-time air quality index in Lake Arrowhead, California is 27, currently categorized as Good.

Which pollutant is found most often in Lake Arrowhead, California?

The most common pollutant in Lake Arrowhead, California is PM2.5.

What can I do if the air quality in Lake Arrowhead, California is poor?

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

What are the current PM_2.5 levels in Lake Arrowhead, California?

The measured PM_2.5 levels in Lake Arrowhead, California at present are 5.376 μg/m³.

What are the current PM₁₀ levels at Lake Arrowhead, California?

The current PM₁₀ levels in Lake Arrowhead, California are 22.455 μg/m³.

What are the current carbon monoxide (CO) levels at Lake Arrowhead, California?

The current carbon monoxide (CO) level in Lake Arrowhead, California is 0.513 ppm.

What are the current sulfur dioxide (SO₂) levels at Lake Arrowhead, California?

The current sulfur dioxide (SO₂) levels in Lake Arrowhead, California are 0.553 ppb.

What are the current ozone (O₃) levels at Lake Arrowhead, California?

The current ozone (O₃) levels at Lake Arrowhead, California is 23.982 ppm.

What are the current nitrogen dioxide (NO₂) levels at Lake Arrowhead, California?

The current nitrogen dioxide (NO₂) levels at Lake Arrowhead, California is 24.467 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-19T17:00:00.000Z	27 \| good	4.137 \| good	17.427 \| good	28.982 \| good	0.592 \| good	13.942 \| good	0.314 \| good
2025-10-19T18:00:00.000Z	33 \| good	4.114 \| good	17.943 \| good	36.308 \| good	0.498 \| good	8.067 \| good	0.242 \| good
2025-10-19T19:00:00.000Z	39 \| good	2.715 \| good	13.309 \| good	42.212 \| good	0.48 \| good	6.166 \| good	0.184 \| good
2025-10-19T20:00:00.000Z	44 \| good	3.469 \| good	15.642 \| good	47.421 \| good	0.443 \| good	4.541 \| good	0.198 \| good
2025-10-19T21:00:00.000Z	50 \| good	3.714 \| good	16.796 \| good	53.514 \| good	0.466 \| good	3.226 \| good	0.198 \| good
2025-10-19T22:00:00.000Z	67 \| moderate	4.077 \| good	18.582 \| good	60.069 \| fine	0.461 \| good	3.118 \| good	0.198 \| good
2025-10-19T23:00:00.000Z	77 \| moderate	4.02 \| good	17.365 \| good	62.633 \| fine	0.473 \| good	3.581 \| good	0.228 \| good
2025-10-20T00:00:00.000Z	90 \| moderate	4.565 \| good	19.153 \| good	66.774 \| fine	0.503 \| good	3.888 \| good	0.228 \| good
2025-10-20T01:00:00.000Z	90 \| moderate	5.903 \| good	25.712 \| good	67.132 \| fine	0.83 \| good	4.867 \| good	0.228 \| good
2025-10-20T02:00:00.000Z	93 \| moderate	6.556 \| good	28.908 \| good	67.715 \| fine	0.932 \| good	7.221 \| good	0.227 \| good
2025-10-20T03:00:00.000Z	84 \| moderate	8.247 \| good	36.88 \| good	65.427 \| fine	0.626 \| good	10.261 \| good	0.311 \| good
2025-10-20T04:00:00.000Z	87 \| moderate	9.193 \| good	39.895 \| good	65.802 \| fine	0.428 \| good	13.344 \| good	0.401 \| good
2025-10-20T05:00:00.000Z	58 \| moderate	10.821 \| good	45.678 \| good	56.823 \| fine	0.527 \| good	17.044 \| good	0.52 \| good
2025-10-20T06:00:00.000Z	56 \| moderate	11.683 \| good	52.589 \| good	53.23 \| good	0.442 \| good	20.64 \| good	0.429 \| good
2025-10-20T07:00:00.000Z	54 \| moderate	10.95 \| good	49.814 \| good	53.23 \| good	0.45 \| good	21.031 \| good	0.429 \| good
2025-10-20T08:00:00.000Z	52 \| moderate	10.419 \| good	44.093 \| good	53.827 \| good	0.438 \| good	21.795 \| good	0.516 \| good
2025-10-20T09:00:00.000Z	48 \| good	6.961 \| good	28.868 \| good	52.072 \| good	0.462 \| good	18.683 \| good	0.471 \| good
2025-10-20T10:00:00.000Z	44 \| good	5.417 \| good	22.471 \| good	48.462 \| good	0.402 \| good	20.322 \| good	0.486 \| good
2025-10-20T11:00:00.000Z	39 \| good	4.033 \| good	15.677 \| good	41.69 \| good	0.502 \| good	19.255 \| good	0.529 \| good
2025-10-20T12:00:00.000Z	32 \| good	3.987 \| good	15.878 \| good	35.357 \| good	0.463 \| good	16.537 \| good	0.529 \| good
2025-10-20T13:00:00.000Z	32 \| good	4.045 \| good	15.293 \| good	35.357 \| good	0.465 \| good	18.936 \| good	0.528 \| good
2025-10-20T14:00:00.000Z	28 \| good	5.048 \| good	21.052 \| good	29.564 \| good	0.489 \| good	23.325 \| good	0.61 \| good
2025-10-20T15:00:00.000Z	25 \| good	4.435 \| good	18.702 \| good	24.103 \| good	0.51 \| good	27.136 \| good	0.772 \| good
2025-10-20T16:00:00.000Z	33 \| good	5.996 \| good	25.988 \| good	28.93 \| good	1.178 \| good	26.034 \| good	0.671 \| good
2025-10-20T17:00:00.000Z	38 \| good	6.83 \| good	28.971 \| good	35.975 \| good	0.685 \| good	16.542 \| good	0.423 \| good
2025-10-20T18:00:00.000Z	43 \| good	5.771 \| good	24.606 \| good	45.966 \| good	0.602 \| good	10.763 \| good	0.323 \| good
2025-10-20T19:00:00.000Z	47 \| good	4.856 \| good	21.071 \| good	50.809 \| good	0.53 \| good	8.025 \| good	0.24 \| good
2025-10-20T20:00:00.000Z	58 \| moderate	3.278 \| good	13.392 \| good	56.59 \| fine	0.543 \| good	4.463 \| good	0.202 \| good
2025-10-20T21:00:00.000Z	64 \| moderate	2.928 \| good	12.544 \| good	59.305 \| fine	0.535 \| good	3.746 \| good	0.202 \| good
2025-10-20T22:00:00.000Z	74 \| moderate	2.533 \| good	10.899 \| good	61.91 \| fine	0.508 \| good	5.168 \| good	0.2 \| good
2025-10-20T23:00:00.000Z	80 \| moderate	2.623 \| good	11.005 \| good	64.062 \| fine	0.498 \| good	7.963 \| good	0.198 \| good
2025-10-21T00:00:00.000Z	61 \| moderate	2.154 \| good	9.996 \| good	58.233 \| fine	0.539 \| good	8.556 \| good	0.256 \| good
2025-10-21T01:00:00.000Z	46 \| good	4.159 \| good	19.623 \| good	49.58 \| good	0.801 \| good	12.538 \| good	0.282 \| good
2025-10-21T02:00:00.000Z	37 \| good	4.096 \| good	18.432 \| good	39.998 \| good	0.674 \| good	21.082 \| good	0.37 \| good
2025-10-21T03:00:00.000Z	56 \| moderate	12.264 \| fine	54.424 \| good	34.143 \| good	2.66 \| good	18.426 \| good	0.303 \| good
2025-10-21T04:00:00.000Z	56 \| moderate	12.177 \| fine	52.379 \| good	36.778 \| good	0.766 \| good	27.18 \| good	0.482 \| good
2025-10-21T05:00:00.000Z	54 \| moderate	10.776 \| good	48.701 \| good	35.384 \| good	0.705 \| good	32.622 \| good	0.514 \| good
2025-10-21T06:00:00.000Z	54 \| moderate	11.339 \| good	51.339 \| good	26.388 \| good	0.677 \| good	34.675 \| good	0.644 \| good
2025-10-21T07:00:00.000Z	54 \| moderate	11.097 \| good	48.615 \| good	26.388 \| good	0.678 \| good	32.382 \| good	0.644 \| good
2025-10-21T08:00:00.000Z	49 \| good	8.761 \| good	37.683 \| good	23.709 \| good	0.486 \| good	27.846 \| good	0.588 \| good
2025-10-21T09:00:00.000Z	44 \| good	8.382 \| good	36.178 \| good	22.061 \| good	0.503 \| good	26.43 \| good	0.574 \| good
2025-10-21T10:00:00.000Z	38 \| good	7.354 \| good	31.191 \| good	25.455 \| good	0.446 \| good	21.152 \| good	0.515 \| good
2025-10-21T11:00:00.000Z	33 \| good	6.494 \| good	28.66 \| good	24.706 \| good	0.538 \| good	21.564 \| good	0.498 \| good
2025-10-21T12:00:00.000Z	27 \| good	5.388 \| good	22.582 \| good	24.512 \| good	0.553 \| good	26.087 \| good	0.513 \| good
2025-10-21T13:00:00.000Z	27 \| good	5.376 \| good	22.455 \| good	23.982 \| good	0.553 \| good	24.467 \| good	0.513 \| good
2025-10-21T14:00:00.000Z	33 \| good	5.732 \| good	24.47 \| good	24.693 \| good	0.814 \| good	27.569 \| good	0.702 \| good
2025-10-21T15:00:00.000Z	38 \| good	7.005 \| good	31.076 \| good	21.137 \| good	1.052 \| good	29.37 \| good	0.861 \| good
2025-10-21T16:00:00.000Z	44 \| good	8.303 \| good	36.147 \| good	27.653 \| good	0.999 \| good	29.057 \| good	0.83 \| good
2025-10-21T16:00:00.000Z	38 \| good	7.005 \| good	31.076 \| good	21.137 \| good	1.052 \| good	29.37 \| good	0.861 \| good
2025-10-21T15:00:00.000Z	22 \| good	3.227 \| good	13.491 \| good	24.275 \| good	1.149 \| good	11.017 \| good	0.252 \| good
2025-10-21T16:00:00.000Z	31 \| good	4.581 \| good	19.758 \| good	34.214 \| good	1.343 \| good	8.434 \| good	0.217 \| good
2025-10-21T17:00:00.000Z	44 \| good	1.624 \| good	6.478 \| good	46.502 \| good	1.538 \| good	5.852 \| good	0.183 \| good
2025-10-21T18:00:00.000Z	49 \| good	1.174 \| good	4.775 \| good	52.809 \| good	1.732 \| good	3.27 \| good	0.148 \| good
2025-10-21T19:00:00.000Z	51 \| moderate	1.701 \| good	7.254 \| good	55.272 \| fine	1.709 \| good	2.858 \| good	0.146 \| good
2025-10-21T20:00:00.000Z	64 \| moderate	3.831 \| good	16.579 \| good	58.516 \| fine	1.687 \| good	2.447 \| good	0.144 \| good
2025-10-21T21:00:00.000Z	77 \| moderate	4.696 \| good	20.741 \| good	62.837 \| fine	1.664 \| good	2.035 \| good	0.142 \| good
2025-10-21T22:00:00.000Z	84 \| moderate	6.546 \| good	29.125 \| good	65.279 \| fine	1.696 \| good	2.311 \| good	0.144 \| good
2025-10-21T23:00:00.000Z	90 \| moderate	8.383 \| good	37.094 \| good	67.298 \| fine	1.728 \| good	2.586 \| good	0.146 \| good
2025-10-22T00:00:00.000Z	80 \| moderate	10.927 \| good	48.417 \| good	63.868 \| fine	1.76 \| good	2.862 \| good	0.148 \| good
2025-10-22T01:00:00.000Z	54 \| moderate	10.941 \| good	48.204 \| good	55.801 \| fine	2.033 \| good	7.396 \| good	0.19 \| good
2025-10-22T02:00:00.000Z	60 \| moderate	13.713 \| fine	61.92 \| fine	50.452 \| good	2.306 \| good	11.929 \| good	0.231 \| good
2025-10-22T03:00:00.000Z	64 \| moderate	16.028 \| fine	71.035 \| fine	51.746 \| good	2.58 \| good	16.463 \| good	0.272 \| good
2025-10-22T04:00:00.000Z	66 \| moderate	16.866 \| fine	75.14 \| fine	50.233 \| good	2.917 \| good	18.678 \| good	0.3 \| good
2025-10-22T05:00:00.000Z	64 \| moderate	16.093 \| fine	71.248 \| fine	47.748 \| good	3.254 \| good	20.893 \| good	0.327 \| good
2025-10-22T06:00:00.000Z	64 \| moderate	16.308 \| fine	72.954 \| fine	50.32 \| good	3.591 \| good	23.108 \| good	0.354 \| good
2025-10-22T07:00:00.000Z	60 \| moderate	14.284 \| fine	64.144 \| fine	53.884 \| good	3.876 \| good	21.303 \| good	0.351 \| good
2025-10-22T08:00:00.000Z	60 \| moderate	14.122 \| fine	63.267 \| fine	47.259 \| good	4.161 \| good	19.498 \| good	0.349 \| good
2025-10-22T09:00:00.000Z	64 \| moderate	15.938 \| fine	70.64 \| fine	40.521 \| good	4.447 \| good	17.692 \| good	0.346 \| good
2025-10-22T10:00:00.000Z	66 \| moderate	16.698 \| fine	74.091 \| fine	35.975 \| good	4.444 \| good	16.777 \| good	0.338 \| good
2025-10-22T11:00:00.000Z	60 \| moderate	14.069 \| fine	62.835 \| fine	34.344 \| good	4.441 \| good	15.862 \| good	0.329 \| good
2025-10-22T12:00:00.000Z	60 \| moderate	13.553 \| fine	60.958 \| fine	35.691 \| good	4.439 \| good	14.947 \| good	0.321 \| good
2025-10-22T13:00:00.000Z	64 \| moderate	16.114 \| fine	71.401 \| fine	38.402 \| good	4.28 \| good	15.539 \| good	0.333 \| good
2025-10-22T14:00:00.000Z	62 \| moderate	15.199 \| fine	67.537 \| fine	36.772 \| good	4.121 \| good	16.132 \| good	0.344 \| good
2025-10-22T15:00:00.000Z	60 \| moderate	14.439 \| fine	64.748 \| fine	40.783 \| good	3.962 \| good	16.724 \| good	0.355 \| good
2025-10-22T16:00:00.000Z	58 \| moderate	12.773 \| fine	57.019 \| fine	41.795 \| good	3.861 \| good	13.966 \| good	0.304 \| good
2025-10-22T17:00:00.000Z	52 \| moderate	9.808 \| good	43.439 \| good	42.999 \| good	3.76 \| good	11.207 \| good	0.252 \| good
2025-10-22T18:00:00.000Z	42 \| good	6.679 \| good	29.397 \| good	44.95 \| good	3.658 \| good	8.449 \| good	0.2 \| good
2025-10-22T19:00:00.000Z	42 \| good	5.805 \| good	25.435 \| good	44.734 \| good	3.163 \| good	7.083 \| good	0.182 \| good
2025-10-22T20:00:00.000Z	42 \| good	4.98 \| good	21.78 \| good	44.69 \| good	2.669 \| good	5.717 \| good	0.164 \| good
2025-10-22T21:00:00.000Z	42 \| good	3.301 \| good	13.851 \| good	45.456 \| good	2.174 \| good	4.35 \| good	0.146 \| good
2025-10-22T22:00:00.000Z	41 \| good	1.923 \| good	7.897 \| good	43.962 \| good	2.278 \| good	4.755 \| good	0.146 \| good
2025-10-22T23:00:00.000Z	39 \| good	2.973 \| good	12.627 \| good	41.898 \| good	2.382 \| good	5.159 \| good	0.147 \| good
2025-10-23T00:00:00.000Z	38 \| good	5.384 \| good	22.928 \| good	41.019 \| good	2.486 \| good	5.563 \| good	0.147 \| good
2025-10-23T01:00:00.000Z	37 \| good	3.766 \| good	16.605 \| good	40.415 \| good	2.58 \| good	7.648 \| good	0.161 \| good
2025-10-23T02:00:00.000Z	38 \| good	6.408 \| good	28.35 \| good	41.136 \| good	2.673 \| good	9.734 \| good	0.175 \| good
2025-10-23T03:00:00.000Z	52 \| moderate	9.51 \| good	42.047 \| good	45.545 \| good	2.767 \| good	11.82 \| good	0.188 \| good
2025-10-23T04:00:00.000Z	58 \| moderate	12.75 \| fine	57.605 \| fine	39.909 \| good	2.872 \| good	13.86 \| good	0.202 \| good
2025-10-23T05:00:00.000Z	49 \| good	9.194 \| good	40.948 \| good	37.761 \| good	2.977 \| good	15.9 \| good	0.217 \| good
2025-10-23T06:00:00.000Z	44 \| good	8.36 \| good	36.716 \| good	35.195 \| good	3.082 \| good	17.939 \| good	0.231 \| good
2025-10-23T07:00:00.000Z	38 \| good	7.221 \| good	31.9 \| good	32.328 \| good	2.884 \| good	17.764 \| good	0.234 \| good
2025-10-23T08:00:00.000Z	33 \| good	6.06 \| good	26.61 \| good	32.856 \| good	2.686 \| good	17.589 \| good	0.237 \| good
2025-10-23T09:00:00.000Z	27 \| good	5.228 \| good	22.869 \| good	28.083 \| good	2.488 \| good	17.414 \| good	0.241 \| good
2025-10-23T10:00:00.000Z	38 \| good	7.339 \| good	32.327 \| good	21.751 \| good	2.299 \| good	16.196 \| good	0.234 \| good
2025-10-23T11:00:00.000Z	44 \| good	7.954 \| good	34.964 \| good	24.455 \| good	2.11 \| good	14.977 \| good	0.227 \| good
2025-10-23T12:00:00.000Z	44 \| good	8.088 \| good	35.331 \| good	23.551 \| good	1.921 \| good	13.759 \| good	0.22 \| good
2025-10-23T13:00:00.000Z	49 \| good	9.409 \| good	42.191 \| good	25.892 \| good	1.819 \| good	13.104 \| good	0.227 \| good
2025-10-23T14:00:00.000Z	33 \| good	5.67 \| good	24.536 \| good	25.991 \| good	1.716 \| good	12.45 \| good	0.234 \| good

Real-time air quality index in Lake Arrowhead, California today

Common air pollutants in Lake Arrowhead, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Lake Arrowhead, California air quality forecast and history

Empower business decisions with accurate air quality data

Lake Arrowhead, California air quality map: Real-time AQI near you

Air quality in nearby cities

Crestline, California

Highland, California

Muscoy, California

San Bernardino, California

Redlands, California

Hesperia, California

How accurate is California, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently is the air quality data for Lake Arrowhead, California updated?

When did Lake Arrowhead, California experience the worst air quality in the last 24 hours?

When did Lake Arrowhead, California have its best air quality in the last 24 hours?

What is the real-time air quality index for Lake Arrowhead, California?

Which pollutant is found most often in Lake Arrowhead, California?

What can I do if the air quality in Lake Arrowhead, California is poor?

What are the current PM2.5 levels in Lake Arrowhead, California?

What are the current PM10 levels at Lake Arrowhead, California?

What are the current carbon monoxide (CO) levels at Lake Arrowhead, California?

What are the current sulfur dioxide (SO2) levels at Lake Arrowhead, California?

What are the current ozone (O3) levels at Lake Arrowhead, California?

What are the current nitrogen dioxide (NO2) levels at Lake Arrowhead, California?

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 Lake Arrowhead, California?

What are the current PM₁₀ levels at Lake Arrowhead, California?

What are the current sulfur dioxide (SO₂) levels at Lake Arrowhead, California?

What are the current ozone (O₃) levels at Lake Arrowhead, California?

What are the current nitrogen dioxide (NO₂) levels at Lake Arrowhead, California?