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Fort Griswold Battlefield State Park Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2026-07-16 09:11:01 (Local Time)

Live AQI

28AQI (US)

Air Quality is

Good

PM2.5 : 1 µg/m³

pm10 : 30 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

23 °C

Last Updated: 2026-07-16 09:11:01 (Local Time)

Presently, Groton ranks for having the good air quality among cities worldwide.

Map

Fort Griswold Battlefield State Park

Major Air Pollutants
Fort Griswold Battlefield State Park

Particulate Matter(PM₂.₅)

1µg/m³

Particulate Matter(PM₁₀)

30µg/m³

Carbon Monoxide(CO)

181ppb

Sulfur Dioxide(SO₂)

2ppb

Nitrogen Dioxide(NO₂)

13ppb

Ozone(O₃)

15ppb

AQI Graph

Historical Air Quality Data
Fort Griswold Battlefield State Park

24 Hours

AQI (US)

Fort Griswold Battlefield State Park

AQI (US)

15-07-2026Time16-07-2026

Time	Fort Griswold Battlefield State Park
9:31am	19
10:01am	21
10:31am	19
11:01am	17
11:31am	71
12:01pm	65
12:31pm	86
1:01pm	75
1:31pm	23
2:01pm	25
2:31pm	25
3:01pm	82
3:31pm	29
4:01pm	54
4:31pm	56
5:01pm	69
5:31pm	101
6:01pm	64
6:31pm	93
7:01pm	51
7:31pm	60
8:01pm	40
8:31pm	52
9:01pm	97
9:31pm	54
10:01pm	34
10:31pm	58
11:01pm	30
11:31pm	56
12:01am	33
12:31am	71
1:01am	31
1:31am	50
2:01am	73
2:31am	63
3:01am	27
3:31am	42
4:01am	27
4:31am	46
5:01am	27
5:31am	54
6:01am	28
6:31am	54
7:01am	31
7:31am	42
8:01am	29
8:31am	46
9:01am	26

Min. AQI (US)11:01am

101

Max. AQI (US)5:31pm

Want air quality data?

AQI (US) Trends - Annual Air Quality Changes
Fort Griswold Battlefield State Park, Groton, Connecticut, United States

AQI (US)

United States's Metro Cities
Air Quality Index

Chicago

265

Los Angeles

Minneapolis

321

Nashville

New Orleans

New York City

San Francisco

Washington

Air Quality Calendar 2026
Fort Griswold Battlefield State Park

2026

AQI (US)

Health Advice For People Living In
Fort Griswold Battlefield State Park

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 (US)

Air PurifierTurn Off

Car FilterAdvisable

N95 MaskAdvisable

Stay IndoorAdvisable

Prevent Health Problems: Understand Your Risks

Fort Griswold Battlefield State Park

Asthma

Heart Issues

Allergies

Sinus

Cold/Flu

Chronic (COPD)

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 2026
United States

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

Most Polluted Cities Live Ranking 2026

World's Most PollutedCity Rankings (2025)

World's Most PollutedCountry Rankings(2025)

RankCityAQI Status

Standard Value

Fargo, North Dakota

Hazardous

19xabove Standard

Red Lake, Minnesota

Hazardous

20xabove Standard

Bismarck, North Dakota

Severe

14xabove Standard

Baraboo, Wisconsin

Severe

14xabove Standard

Detroit Lakes, Minnesota

Severe

14xabove Standard

Rockford, Illinois

Severe

13xabove Standard

Madison, Wisconsin

Severe

13xabove Standard

Rhinelander, Wisconsin

Unhealthy

7xabove Standard

Bemidji, Minnesota

Unhealthy

10xabove Standard

10.

Rapid City, South Dakota

Unhealthy

10xabove Standard

Last Updated: 16 Jul 2026, 01:15 PM

AQI City Rankings

Air Quality Solutions For Fort Griswold Battlefield State Park
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Prana Air offers the solutions of air quality monitoring and clean air machine for Fort Griswold Battlefield State Park

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Fort Griswold Battlefield State Park's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Air Quality FAQs
at Fort Griswold Battlefield State Park

Frequently Asked Questions About Air Quality

1. What is the current AQI (US) level in Fort Griswold Battlefield State Park?

The current real-time AQI (US) level in Fort Griswold Battlefield State Park is 28 (Good). This was last updated 2026-07-16 09:11:01 (Local Time).

2. When was the best AQI (US) level in Fort Griswold Battlefield State Park in the last 24 hours?

The best AQI (US) level was 17 (Good) at 11:01 AM, Jul 15, 2026 (Local Time) during the last 24 hours.

3. When was the worst AQI (US) level in Fort Griswold Battlefield State Park in the last 24 hours?

The worst AQI (US) level was 101 (Poor) at 5:31 PM, Jul 15, 2026 (Local Time) during the last 24 hours.

4. What is the current trend of AQI (US) levels in Fort Griswold Battlefield State Park during last 24 hours?

The AQI (US) levels in Fort Griswold Battlefield State Park have been fluctuating throughout the last 24 hours. The levels have increased by highest 101 at 5:31 PM, Jul 15, 2026 (Local Time), lowest 17 at 11:01 AM, Jul 15, 2026 (Local Time).

5. What actions are recommended as per the current AQI (US) level in Fort Griswold Battlefield State Park?

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

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Prana Sense

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Pocket PM

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Cair +

Indoor Air Quality Monitor

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Fort Griswold Battlefield State Park Air Quality Index (AQI) | Air Pollution

Major Air PollutantsFort Griswold Battlefield State Park

Historical Air Quality DataFort Griswold Battlefield State Park

AQI (US) Trends - Annual Air Quality ChangesFort Griswold Battlefield State Park, Groton, Connecticut, United States

United States's Metro CitiesAir Quality Index

Air Quality Calendar 2026Fort Griswold Battlefield State Park

Health Advice For People Living InFort Griswold Battlefield State Park

Solutions for Current AQI (US)

Prevent Health Problems: Understand Your Risks

Asthma

Heart Issues

Allergies

Sinus

Cold/Flu

Chronic (COPD)

Most Polluted Cities 2026United States

Air Quality Solutions For Fort Griswold Battlefield State ParkExplore the solutions of air quality monitoring & clean air.

Fort Griswold Battlefield State Park's AQI Data Analytics SolutionsAir quality data monitoring platforms

Air Quality FAQsat Fort Griswold Battlefield State Park

Recent AQI BlogsRead the latest news

Prana Sense

Pocket PM

Cair +

Major Air Pollutants
Fort Griswold Battlefield State Park

Historical Air Quality Data
Fort Griswold Battlefield State Park

AQI (US) Trends - Annual Air Quality Changes
Fort Griswold Battlefield State Park, Groton, Connecticut, United States

United States's Metro Cities
Air Quality Index

Air Quality Calendar 2026
Fort Griswold Battlefield State Park

Health Advice For People Living In
Fort Griswold Battlefield State Park

Most Polluted Cities 2026
United States

Air Quality Solutions For Fort Griswold Battlefield State Park
Explore the solutions of air quality monitoring & clean air.

Fort Griswold Battlefield State Park's AQI Data Analytics Solutions
Air quality data monitoring platforms

Air Quality FAQs
at Fort Griswold Battlefield State Park

Recent AQI Blogs
Read the latest news