# Categories

[Latest](https://forum.airnowtech.org/latest.md) · [Categories](https://forum.airnowtech.org/categories.md) · [Tags](https://forum.airnowtech.org/tags.md)

## [Announcements](https://forum.airnowtech.org/c/announcements/8.md)

Announcements about the AirNow Platform, usually pertaining to new features, bug fixes, and system downtime.

## [Air Quality and AQI Info](https://forum.airnowtech.org/c/aqi/24.md)

Ask questions or find answers regarding the Air Quality Index (AQI) for ozone, PM2.5, and PM10, including the NowCast and Daily AQI calculations.

## [AirNowAPI](https://forum.airnowtech.org/c/airnowapi/9.md)

Ask questions and join a discussion about AirNowAPI, REST API features, and FTP file products. Select AirNowAPI FAQ subcategory to see common questions that have already been answered.

## [Forecasting & Reporting Areas](https://forum.airnowtech.org/c/forecasting-reporting-areas/3.md)

Ask questions and join a discussion about data delivery to AirNow, automatic quality control (QC) checks, and data review. Select Forecasting FAQ to see common questions that have already been answ...

## [AirNow International](https://forum.airnowtech.org/c/ani/25.md)

## [Suggestions and Improvements](https://forum.airnowtech.org/c/improve/23.md)

Do you have a suggestion on how to improve the functionality of AirNow-Tech or have an idea for new features in AirNow? This is the place to share!

## [EnviroFlash](https://forum.airnowtech.org/c/enviroflash/11.md)

Ask questions and join a discussion about the EnviroFlash notification system. Select EnviroFlash FAQ subcategory to see common questions that have already been answered.