Pinhook Corner, Oklahoma Air Quality
Pinhook Corner has a median AQI of 42, earning an air quality grade of A- — excellent air quality that ranks better than 44% of US cities. Air quality has been trending worse over the past decade, a concern for local residents and health officials. Particulate matter (PM2.5) is the primary concern, often linked to vehicle traffic, industrial activity, and wildfire smoke. In 2025, Pinhook Corner recorded 152 good air quality days (72% of monitored days) and 2 unhealthy days.
Population: 79 • County: Sequoyah
Current AQI
Quick Facts
| Current AQI | 3 — Good |
| Air Quality Grade | A- |
| Median AQI (2025) | 42 |
| vs. U.S. Cities | Better than 44% |
| Primary Pollutant | PM2.5 |
| Unhealthy Days/Year | 2 |
| 10-Year Trend | ↓ Worsening |
| Data Source | EPA AQS (historical) · AirNow (live) |
Health Recommendation
Air quality is satisfactory, and air pollution poses little or no risk.
It's a great day to be active outside!
5-Day AQI Forecast
Last 90 Days
Current Pollutant Levels
Real-time data from EPA AirNow
Local Air Quality Context
Air quality data for Pinhook Corner is sourced from the ROLAND monitoring area, located approximately 22 miles from city center. This EPA-certified station continuously tracks particulate matter (PM2.5), the primary driver of air quality alerts in this area.
Pinhook Corner tends to see elevated PM2.5 readings during fall and winter months when temperature inversions trap pollutants near the surface. Wood burning, vehicle exhaust, and reduced wind speeds compound the effect. Residents with respiratory conditions should monitor forecasts closely between November and February.
AQI Trend (10 Years)
Air Quality Days by Year
Pinhook Corner Median AQI by Year
Annual EPA air quality data for Pinhook Corner — median AQI, day-category breakdown, and primary pollutant per year.
| Year | Median AQI | Good Days | Unhealthy Days | Max AQI | Primary Pollutant |
|---|---|---|---|---|---|
| 2025 | 42 | 152 | 2 | 138 | PM2.5 |
| 2024 | 44 | 252 | — | 97 | PM2.5 |
| 2023 | 46 | 227 | — | 84 | PM2.5 |
| 2022 | 42 | 278 | 2 | 122 | PM2.5 |
| 2021 | 41 | 250 | 2 | 122 | PM2.5 |
| 2020 | 37 | 304 | 1 | 141 | PM2.5 |
| 2019 | 41 | 279 | — | 67 | PM2.5 |
| 2018 | 41 | 259 | — | 90 | PM2.5 |
| 2017 | 38 | 298 | — | 74 | Ozone |
| 2016 | 38 | 303 | — | 74 | Ozone |
Source: EPA Air Quality System (AQS) annual summaries. "Unhealthy Days" includes Unhealthy for Sensitive Groups, Unhealthy, Very Unhealthy, and Hazardous categories.
2025 Air Quality Summary
Primary Pollutant Days (2025)
Days when each pollutant was the primary driver of AQI. Learn about pollutants →
Frequently Asked Questions About Pinhook Corner Air Quality
What is the air quality in Pinhook Corner today?
The current AQI in Pinhook Corner is 3, rated "Good". Air quality is good — outdoor activity is safe for everyone today. Air quality is satisfactory, and air pollution poses little or no risk.
Is air quality in Pinhook Corner getting better or worse?
Air quality in Pinhook Corner has been worsening. The median AQI has risen 4 points (from 38 in 2016 to 42 in 2025), a concern for local health officials.
What is the most common air pollutant in Pinhook Corner?
PM2.5 is the primary air pollutant in Pinhook Corner, responsible for 142 days (67% of monitored days) in 2025. Particulate matter originates from vehicle exhaust, wildfires, construction, and industrial activity.
How many unhealthy air days does Pinhook Corner have per year?
In 2025, Pinhook Corner recorded 72% good air quality days (152 days) out of 211 monitored days. There were 2 Unhealthy for Sensitive Groups days and 0 Unhealthy days (AQI above 100). The highest single-day AQI recorded was 138.
What air quality grade does Pinhook Corner receive?
Pinhook Corner receives an air quality grade of A-, placing it better than 44% of US cities. This is based on a median AQI of 42 in 2025, with 152 good air quality days. The EPA monitors air quality in this area continuously using certified monitoring stations.
Air Quality Grade
Better than 44% of US cities
Nearby Cities
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National Rankings
See how Pinhook Corner compares to every other US city by air quality.
Best Air Quality Cities →All city rankingsRecommended Air Purifiers for Pinhook Corner
Pinhook Corner sees its worst PM2.5 during winter temperature inversions when particulates get trapped near ground level. A unit with True HEPA and an auto-mode sensor is most effective for responding to these spikes.
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