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Frederick Co. Public School Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Winchester

Last Updated: 23 Oct 2025, 03:10pm (Local Time)

location image
Live AQI
11(AQI-US)
Air Quality is
Good
pm10 :  6 µg/m³
PM2.5 :  2 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level.webp in Frederick Co. Public School
partly cloudy

14 °C

Partly cloudy
Humidity
Humidity42 %
Wind Speed
Wind Speed21 km/h
UV Index
UV Index3
Last Updated: 23 Oct 2025, 03:10pm (Local Time)
Map

Frederick Co. Public School

Major Air Pollutants

Frederick Co. Public School

PM2.5's Icon

Particulate Matter(PM2.5)

2µg/m³

PM10's Icon

Particulate Matter(PM10)

6µg/m³

CO's Icon

Carbon Monoxide(CO)

142ppb

SO2's Icon

Sulfur Dioxide(SO2)

1ppb

NO2's Icon

Nitrogen Dioxide(NO2)

1ppb

O3's Icon

Ozone(O3)

29ppb

Trending in United States

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AQI Graph

Historical Air Quality Data

Frederick Co. Public School

24 Hours
AQI
Frederick Co. Public School
AQI
.
22-10-2025Time23-10-2025
11
Min.at 4:16 PM on 22nd Oct
28
Max.at 2:04 AM on 23rd Oct

Want air quality data?

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Frederick Co. Public School, Winchester, Virginia, United States

AQI
Year
.
AQI

Annual AQI Trends

2020
31AQI
2021
37AQI
19%
Rise
2022
34AQI
-8%
Fall
2023
35AQI
3%
Rise
2024
30AQI
-14%
Fall
2025
34AQI
13%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
3%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedJune, 202361AQI
Least PollutedMarch, 202021AQI

* This data analysis is from year 2020 - 2025

United States's Metro Cities

Air Quality Index

Chicago City AQI

Chicago

24

temp.10°C
hum.52%
Los Angeles City AQI

Los Angeles

45

temp.19°C
hum.66%
Minneapolis City AQI

Minneapolis

28

temp.9°C
hum.49%
Nashville City AQI

Nashville

42

temp.19°C
hum.37%
New Orleans City AQI

New Orleans

11

temp.27°C
hum.39%
New York City City AQI

New York City

27

temp.14°C
hum.44%
San Francisco City AQI

San Francisco

55

temp.16°C
hum.80%
Washington City AQI

Washington

11

temp.17°C
hum.35%

Air Quality Calendar 2025

Frederick Co. Public School

2025
AQI
January
1 Jan
19
2 Jan
20
3 Jan
28
4 Jan
20
5 Jan
26
6 Jan
37
7 Jan
18
8 Jan
23
9 Jan
20
10 Jan
43
11 Jan
52
12 Jan
51
13 Jan
41
14 Jan
21
15 Jan
29
16 Jan
44
17 Jan
37
18 Jan
61
19 Jan
45
20 Jan
26
21 Jan
41
22 Jan
49
23 Jan
63
24 Jan
45
25 Jan
54
26 Jan
34
27 Jan
29
28 Jan
24
29 Jan
24
30 Jan
31
31 Jan
37
February
1 Feb
20
2 Feb
24
3 Feb
45
4 Feb
34
5 Feb
27
6 Feb
30
7 Feb
26
8 Feb
32
9 Feb
25
10 Feb
33
11 Feb
44
12 Feb
58
13 Feb
25
14 Feb
23
15 Feb
25
16 Feb
24
17 Feb
19
18 Feb
22
19 Feb
27
20 Feb
26
21 Feb
25
22 Feb
40
23 Feb
33
24 Feb
42
25 Feb
33
26 Feb
35
27 Feb
40
28 Feb
22
March
1 Mar
21
2 Mar
22
3 Mar
37
4 Mar
42
5 Mar
21
6 Mar
17
7 Mar
21
8 Mar
23
9 Mar
25
10 Mar
31
11 Mar
38
12 Mar
37
13 Mar
45
14 Mar
60
15 Mar
50
16 Mar
34
17 Mar
18
18 Mar
20
19 Mar
28
20 Mar
31
21 Mar
16
22 Mar
20
23 Mar
23
24 Mar
22
25 Mar
18
26 Mar
20
27 Mar
25
28 Mar
39
29 Mar
60
30 Mar
41
31 Mar
24
April
1 Apr
18
2 Apr
26
3 Apr
28
4 Apr
25
5 Apr
40
6 Apr
40
7 Apr
21
8 Apr
18
9 Apr
26
10 Apr
28
11 Apr
39
12 Apr
28
13 Apr
26
14 Apr
36
15 Apr
24
16 Apr
17
17 Apr
22
18 Apr
39
19 Apr
61
20 Apr
37
21 Apr
42
22 Apr
33
23 Apr
23
24 Apr
47
25 Apr
52
26 Apr
32
27 Apr
13
28 Apr
18
29 Apr
36
30 Apr
26
May
1 May
36
2 May
30
3 May
26
4 May
20
5 May
23
6 May
18
7 May
19
8 May
26
9 May
19
10 May
21
11 May
27
12 May
33
13 May
17
14 May
20
15 May
30
16 May
46
17 May
26
18 May
17
19 May
20
20 May
23
21 May
19
22 May
13
23 May
14
24 May
15
25 May
15
26 May
18
27 May
24
28 May
14
29 May
22
30 May
29
31 May
36
June
1 Jun
20
2 Jun
22
3 Jun
31
4 Jun
54
5 Jun
69
6 Jun
56
7 Jun
30
8 Jun
57
9 Jun
40
10 Jun
43
11 Jun
59
12 Jun
68
13 Jun
73
14 Jun
64
15 Jun
48
16 Jun
22
17 Jun
23
18 Jun
20
19 Jun
26
20 Jun
23
21 Jun
42
22 Jun
45
23 Jun
53
24 Jun
57
25 Jun
57
26 Jun
49
27 Jun
39
28 Jun
29
29 Jun
35
30 Jun
39
July
1 Jul
33
2 Jul
29
3 Jul
41
4 Jul
56
5 Jul
77
6 Jul
64
7 Jul
36
8 Jul
51
9 Jul
38
10 Jul
42
11 Jul
48
12 Jul
40
13 Jul
36
14 Jul
34
15 Jul
33
16 Jul
37
17 Jul
29
18 Jul
28
19 Jul
38
20 Jul
35
21 Jul
34
22 Jul
54
23 Jul
59
24 Jul
55
25 Jul
54
26 Jul
47
27 Jul
38
28 Jul
32
29 Jul
41
30 Jul
38
31 Jul
43
August
1 Aug
45
2 Aug
36
3 Aug
39
4 Aug
48
5 Aug
63
6 Aug
69
7 Aug
78
8 Aug
77
9 Aug
42
10 Aug
41
11 Aug
43
12 Aug
31
13 Aug
25
14 Aug
32
15 Aug
49
16 Aug
52
17 Aug
48
18 Aug
31
19 Aug
27
20 Aug
19
21 Aug
21
22 Aug
22
23 Aug
30
24 Aug
34
25 Aug
25
26 Aug
20
27 Aug
21
28 Aug
24
29 Aug
26
30 Aug
22
31 Aug
28
September
1 Sep
26
2 Sep
28
3 Sep
34
4 Sep
31
5 Sep
31
6 Sep
39
7 Sep
27
8 Sep
21
9 Sep
19
10 Sep
20
11 Sep
24
12 Sep
33
13 Sep
41
14 Sep
44
15 Sep
47
16 Sep
46
17 Sep
31
18 Sep
30
19 Sep
45
20 Sep
38
21 Sep
34
22 Sep
32
23 Sep
40
24 Sep
34
25 Sep
28
26 Sep
22
27 Sep
34
28 Sep
27
29 Sep
31
30 Sep
31
October
1 Oct
30
2 Oct
33
3 Oct
37
4 Oct
37
5 Oct
43
6 Oct
47
7 Oct
32
8 Oct
16
9 Oct
15
10 Oct
19
11 Oct
31
12 Oct
28
13 Oct
25
14 Oct
24
15 Oct
22
16 Oct
18
17 Oct
33
18 Oct
36
19 Oct
43
20 Oct
26
21 Oct
38
22 Oct
21
23 Oct
-
24 Oct
-
25 Oct
-
26 Oct
-
27 Oct
-
28 Oct
-
29 Oct
-
30 Oct
-
31 Oct
-
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

Health Advice For People Living In

Frederick Co. Public School

0Cigarettes per day

Weekly 0 Cigarettes
Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

Source:

Berkeley Earth

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

Solutions for Current AQI

  • Air Purifier
    Air PurifierTurn Off
  • Car Filter
    Car FilterAdvisable
  • N95 Mask
    N95 MaskAdvisable
  • Stay Indoor
    Stay IndoorAdvisable

As per the current AQI, turn off the air purifier.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Frederick Co. Public School

  • asthma due to air pollution in Frederick Co. Public SchoolAsthma
  • heart due to air pollution in Frederick Co. Public SchoolHeart Issues
  • allergy due to air pollution in Frederick Co. Public SchoolAllergies
  • sinus due to air pollution in Frederick Co. Public SchoolSinus
  • flu due to air pollution in Frederick Co. Public SchoolCold/Flu
  • copd due to air pollution in Frederick Co. Public SchoolChronic (COPD)
asthma due to air pollution in Frederick Co. Public School

Low Chances of Asthma

Asthma

Risk of Asthma symptoms is Low when AQI is Good (0-50)

Mild symptoms such as slight wheezing, occasional cough, and minor shortness of breath

Do's :

  • Keep track of air quality to plan outdoor activities safely.

  • Drink water to keep airways moist and reduce irritation.

  • Include non-allergenic fruits and vegetables that support overall lung health, like apples, pears, and spinach.

Don'ts :

  • Skip medications that is prescribed by your doctor.

  • Engage in outdoor activities in early morning during high pollen hours.

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

Most Polluted Cities 2025

United States

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2025
World's Most PollutedCity Rankings (2024)
World's Most PollutedCountry Rankings(2024)
RankCityAQIAQI Status

Standard Value

Follow

1.

Fort Bliss, United States

101
Poor
7xabove Standard

2.

Port Leon, United States

84
Moderate
6xabove Standard

3.

Commerce City, United States

79
Moderate
5xabove Standard

4.

Cold Springs, United States

77
Moderate
5xabove Standard

5.

Portola, United States

77
Moderate
5xabove Standard

6.

Yakima, United States

75
Moderate
5xabove Standard

7.

Derby, United States

75
Moderate
5xabove Standard

8.

Coronado, United States

74
Moderate
5xabove Standard

9.

Chula Vista, United States

74
Moderate
5xabove Standard

10.

Aldine, United States

73
Moderate
5xabove Standard

Last Updated: 23 Oct 2025, 07:14 PM

AQI City Rankings

Air Quality Solutions For Frederick Co. Public School

Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Air Quality Monitor

Monitor the air quality
Air Quality Sensors

Air Quality Sensors

Sensors to measure the air quality
Fresh Air Machine

Fresh Air Machine

Clean the air you breathe
Car Cabin Filter

Car Cabin Filter

Purify the air in your car
N95 Mask

N95 Mask

Shield yourself from pollution
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Air Quality Solutions for Schools | Institutes

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Air Quality Solutions For Hotels

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Air Quality Solutions for Fitness Center

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Air Quality Solutions for Parking Lot

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Air Quality Solutions for Retail Stores

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Air Quality Solutions For Construction Sites

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Air Quality Solutions For Hospitals

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Air Quality Solutions For Washroom | Bathroom

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Air Quality Solutions for Banks

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Air Quality Solutions for Cinema

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Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Frederick Co. Public School's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for Frederick Co. Public School
Mobile App

Empower Your Decisions with Reliable Data

Get it onApp Store
Get it onGoogle Play
Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.

Personalized health advice as per current AQI.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Connect and control your air quality devices.

Air Quality FAQs

at Frederick Co. Public School

Frequently Asked Questions About Air Quality

What is the current AQI level in Frederick Co. Public School?

The current real-time AQI level in Frederick Co. Public School is 11 (Good). This was last updated 23 Oct 2025, 03:10pm (Local Time).

When was the best AQI level in Frederick Co. Public School in the last 24 hours?

The best AQI level was 11 (Good) at 4:16 PM, Oct 22, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Frederick Co. Public School in the last 24 hours?

The worst AQI level was 28 (Good) at 2:04 AM (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Frederick Co. Public School during last 24 hours?

The AQI levels in Frederick Co. Public School have been fluctuating throughout the last 24 hours. The levels have increased by highest 28 at 2:04 AM (Local Time), lowest 11 at 4:16 PM, Oct 22, 2025 (Local Time).

What actions are recommended as per the current AQI level in Frederick Co. Public School?

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.

Recent AQI Blogs

Read the latest news

Here are some latest blogs that you can go through to find out more air pollution.

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