Air Quality in Garfield, Washington

17
Median AQI (2024)
85
Max AQI (2024)
↓ improving
10-Year Trend
PM2.5
Primary Pollutant
314
Good Days (2024)
1
Monitoring Stations

AQI Trend (Median)

Air Quality Days by Category

Annual Summary

YearMedian AQIMax AQI Good DaysModerate DaysUnhealthy Days Ozone DaysPM2.5 Days
2024 17 85314340 0348
2023 17 244340232 0365
2022 21 161263344 0301
2021 19 224284446 0334
2020 19 252305219 0335
2019 23 67330280 0358
2018 20 172310504 0364
2017 28 190144336 0183

Recent Daily AQI

DateAQICategoryPrimary Pollutant
Dec 31, 2024 27 GoodPM2.5
Dec 30, 2024 16 GoodPM2.5
Dec 29, 2024 4 GoodPM2.5
Dec 28, 2024 7 GoodPM2.5
Dec 27, 2024 6 GoodPM2.5
Dec 26, 2024 6 GoodPM2.5
Dec 25, 2024 22 GoodPM2.5
Dec 24, 2024 7 GoodPM2.5
Dec 17, 2024 25 GoodPM2.5
Dec 16, 2024 18 GoodPM2.5
Dec 15, 2024 10 GoodPM2.5
Dec 14, 2024 3 GoodPM2.5
Dec 13, 2024 27 GoodPM2.5
Dec 12, 2024 27 GoodPM2.5
Dec 11, 2024 23 GoodPM2.5
Dec 10, 2024 24 GoodPM2.5
Dec 9, 2024 38 GoodPM2.5
Dec 8, 2024 12 GoodPM2.5
Dec 7, 2024 22 GoodPM2.5
Dec 6, 2024 30 GoodPM2.5
Dec 5, 2024 22 GoodPM2.5
Dec 4, 2024 25 GoodPM2.5
Dec 3, 2024 23 GoodPM2.5
Dec 2, 2024 31 GoodPM2.5
Dec 1, 2024 28 GoodPM2.5
Nov 30, 2024 33 GoodPM2.5
Nov 29, 2024 22 GoodPM2.5
Nov 28, 2024 28 GoodPM2.5
Nov 27, 2024 33 GoodPM2.5
Nov 26, 2024 33 GoodPM2.5
Nov 25, 2024 9 GoodPM2.5
Nov 24, 2024 12 GoodPM2.5
Nov 23, 2024 9 GoodPM2.5
Nov 22, 2024 17 GoodPM2.5
Nov 21, 2024 25 GoodPM2.5
Nov 20, 2024 16 GoodPM2.5
Nov 19, 2024 18 GoodPM2.5
Nov 18, 2024 4 GoodPM2.5
Nov 17, 2024 2 GoodPM2.5
Nov 16, 2024 23 GoodPM2.5
Nov 15, 2024 32 GoodPM2.5
Nov 14, 2024 13 GoodPM2.5
Nov 13, 2024 17 GoodPM2.5
Nov 12, 2024 9 GoodPM2.5
Nov 11, 2024 20 GoodPM2.5
Nov 10, 2024 52 ModeratePM2.5
Nov 9, 2024 55 ModeratePM2.5
Nov 8, 2024 53 ModeratePM2.5
Nov 7, 2024 48 GoodPM2.5
Nov 6, 2024 34 GoodPM2.5
Nov 5, 2024 23 GoodPM2.5
Nov 4, 2024 14 GoodPM2.5
Nov 3, 2024 14 GoodPM2.5
Nov 2, 2024 4 GoodPM2.5
Nov 1, 2024 11 GoodPM2.5
Oct 31, 2024 13 GoodPM2.5
Oct 30, 2024 25 GoodPM2.5
Oct 29, 2024 27 GoodPM2.5
Oct 28, 2024 9 GoodPM2.5
Oct 27, 2024 8 GoodPM2.5
Oct 26, 2024 28 GoodPM2.5
Oct 25, 2024 27 GoodPM2.5
Oct 17, 2024 15 GoodPM2.5
Oct 16, 2024 8 GoodPM2.5
Oct 15, 2024 34 GoodPM2.5
Oct 14, 2024 46 GoodPM2.5
Oct 13, 2024 40 GoodPM2.5
Oct 12, 2024 37 GoodPM2.5
Oct 11, 2024 18 GoodPM2.5
Oct 10, 2024 9 GoodPM2.5
Oct 9, 2024 13 GoodPM2.5
Oct 8, 2024 39 GoodPM2.5
Oct 7, 2024 29 GoodPM2.5
Oct 6, 2024 19 GoodPM2.5
Oct 5, 2024 12 GoodPM2.5
Oct 4, 2024 18 GoodPM2.5
Oct 3, 2024 19 GoodPM2.5
Oct 2, 2024 25 GoodPM2.5
Oct 1, 2024 22 GoodPM2.5
Sep 30, 2024 15 GoodPM2.5
Sep 29, 2024 18 GoodPM2.5
Sep 28, 2024 17 GoodPM2.5
Sep 27, 2024 14 GoodPM2.5
Sep 26, 2024 14 GoodPM2.5
Sep 25, 2024 21 GoodPM2.5
Sep 24, 2024 23 GoodPM2.5
Sep 23, 2024 27 GoodPM2.5
Sep 22, 2024 18 GoodPM2.5
Sep 21, 2024 16 GoodPM2.5
Sep 20, 2024 18 GoodPM2.5

Monitoring Stations

Pomeroy Sewage Treatment Plant
Pomeroy
Est. 2017-05-04
46.4744, -117.6148

Frequently Asked Questions

What is the air quality in Garfield, Washington?

Based on EPA data from 2024, Garfield has a median Air Quality Index (AQI) of 17, which is classified as "Good." The primary pollutant is PM2.5. Over the past 10 years, air quality has been improving.

Is Garfield a good place to live for air quality?

Garfield has a 10-year average median AQI of 20. In 2024, there were 314 days with "Good" air quality and 0 days with unhealthy conditions. No special precautions are needed for most people.

What pollutants affect Garfield the most?

The primary pollutant driving the AQI in Garfield is PM2.5. This is monitored by 1 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 Garfield?

There are 1 active EPA monitoring stations in Garfield, Washington. These stations continuously measure pollutant levels and contribute to the daily AQI calculations.