Air Quality in Rockingham, New Hampshire

44
Current AQI: Good
Primary pollutant: OZONE · Updated 03/30/26
38
Median AQI (2024)
122
Max AQI (2024)
→ stable
10-Year Trend
Ozone
Primary Pollutant
306
Good Days (2024)
5
Monitoring Stations

AQI Trend (Median)

Air Quality Days by Category

Annual Summary

YearMedian AQIMax AQI Good DaysModerate DaysUnhealthy Days Ozone DaysPM2.5 Days
2024 38 122306591 28086
2023 40 100276890 239126
2022 40 122292712 232133
2021 40 147285764 199165
2020 41 90296700 201165
2019 39 112319451 255110
2018 39 115309533 248117
2017 39 112310532 256109
2016 41 122289752 248118
2015 47 1262021612 136229

Recent Daily AQI

DateAQICategoryPrimary Pollutant
Dec 31, 2024 30 GoodOzone
Dec 30, 2024 42 GoodOzone
Dec 29, 2024 57 ModeratePM2.5
Dec 28, 2024 73 ModeratePM2.5
Dec 27, 2024 57 ModeratePM2.5
Dec 26, 2024 38 GoodPM2.5
Dec 25, 2024 36 GoodOzone
Dec 24, 2024 31 GoodPM2.5
Dec 23, 2024 31 GoodOzone
Dec 22, 2024 35 GoodOzone
Dec 21, 2024 35 GoodOzone
Dec 20, 2024 31 GoodOzone
Dec 19, 2024 29 GoodOzone
Dec 18, 2024 27 GoodPM2.5
Dec 17, 2024 33 GoodOzone
Dec 16, 2024 49 GoodPM2.5
Dec 15, 2024 40 GoodPM2.5
Dec 14, 2024 30 GoodOzone
Dec 13, 2024 30 GoodOzone
Dec 12, 2024 30 GoodOzone
Dec 11, 2024 38 GoodOzone
Dec 10, 2024 25 GoodOzone
Dec 9, 2024 22 GoodOzone
Dec 8, 2024 33 GoodPM2.5
Dec 7, 2024 31 GoodOzone
Dec 6, 2024 33 GoodOzone
Dec 5, 2024 28 GoodPM2.5
Dec 4, 2024 35 GoodOzone
Dec 3, 2024 31 GoodOzone
Dec 2, 2024 25 GoodOzone
Dec 1, 2024 29 GoodOzone
Nov 30, 2024 27 GoodOzone
Nov 29, 2024 31 GoodOzone
Nov 28, 2024 36 GoodOzone
Nov 27, 2024 23 GoodOzone
Nov 26, 2024 28 GoodPM2.5
Nov 25, 2024 26 GoodOzone
Nov 24, 2024 29 GoodOzone
Nov 23, 2024 27 GoodOzone
Nov 22, 2024 34 GoodOzone
Nov 21, 2024 32 GoodOzone
Nov 20, 2024 29 GoodOzone
Nov 19, 2024 23 GoodOzone
Nov 18, 2024 33 GoodOzone
Nov 17, 2024 40 GoodOzone
Nov 16, 2024 36 GoodOzone
Nov 15, 2024 38 GoodOzone
Nov 14, 2024 33 GoodOzone
Nov 13, 2024 36 GoodOzone
Nov 12, 2024 32 GoodOzone
Nov 11, 2024 46 GoodPM2.5
Nov 10, 2024 36 GoodPM2.5
Nov 9, 2024 35 GoodOzone
Nov 8, 2024 31 GoodOzone
Nov 7, 2024 32 GoodOzone
Nov 6, 2024 35 GoodOzone
Nov 5, 2024 39 GoodOzone
Nov 4, 2024 34 GoodPM2.5
Nov 3, 2024 38 GoodPM2.5
Nov 2, 2024 25 GoodOzone
Nov 1, 2024 35 GoodOzone
Oct 31, 2024 51 ModeratePM2.5
Oct 30, 2024 39 GoodPM2.5
Oct 29, 2024 63 ModeratePM2.5
Oct 28, 2024 31 GoodOzone
Oct 27, 2024 31 GoodOzone
Oct 26, 2024 36 GoodOzone
Oct 25, 2024 30 GoodOzone
Oct 24, 2024 32 GoodOzone
Oct 23, 2024 47 GoodOzone
Oct 22, 2024 56 ModeratePM2.5
Oct 21, 2024 50 GoodOzone
Oct 20, 2024 42 GoodOzone
Oct 19, 2024 36 GoodPM2.5
Oct 18, 2024 28 GoodPM2.5
Oct 17, 2024 31 GoodOzone
Oct 16, 2024 29 GoodOzone
Oct 15, 2024 25 GoodOzone
Oct 14, 2024 27 GoodOzone
Oct 13, 2024 29 GoodOzone
Oct 12, 2024 33 GoodOzone
Oct 11, 2024 30 GoodOzone
Oct 10, 2024 22 GoodOzone
Oct 9, 2024 34 GoodOzone
Oct 8, 2024 28 GoodOzone
Oct 7, 2024 31 GoodOzone
Oct 6, 2024 28 GoodOzone
Oct 5, 2024 35 GoodOzone
Oct 4, 2024 37 GoodOzone
Oct 3, 2024 35 GoodOzone

Monitoring Stations

VAUGHAN STREET
Portsmouth
Est. 1978-01-01
43.0781, -70.7623
FIELD OFFICE - CONTINUOUS MONITORING - REPLACES 33-015-0009
Portsmouth
Est. 2001-08-01
43.0826, -70.7614
MOOSEHILL SCHOOL
Londonderry
Est. 2011-01-01
42.8625, -71.3801
PORTSMOUTH - PEIRCE ISLAND
Portsmouth
Est. 2001-05-01
43.0754, -70.7480
SEACOAST SCIENCE CENTER
Rye
Est. 2003-04-01
43.0453, -70.7140

Frequently Asked Questions

What is the air quality in Rockingham, New Hampshire?

Based on EPA data from 2024, Rockingham has a median Air Quality Index (AQI) of 38, which is classified as "Good." The primary pollutant is Ozone. Over the past 10 years, air quality has been stable.

Is Rockingham a good place to live for air quality?

Rockingham has a 10-year average median AQI of 40. In 2024, there were 306 days with "Good" air quality and 1 days with unhealthy conditions. No special precautions are needed for most people.

What pollutants affect Rockingham the most?

The primary pollutant driving the AQI in Rockingham is Ozone. This is monitored by 5 active EPA stations in the county. Other pollutants tracked include ozone, PM10, nitrogen dioxide, sulfur dioxide, and carbon monoxide.

How many air quality monitoring stations are in Rockingham?

There are 5 active EPA monitoring stations in Rockingham, New Hampshire. These stations continuously measure pollutant levels and contribute to the daily AQI calculations.