Smell Louisville is an app developed by the Institute for Healthy Air Water and Soil. Users can submit data about smells they observe to create markers on a map. Additionally, data user collect may be sent to local air pollution authorities. It should be noted the data being sent is anonymous and contains at most the userís zip code. Furthermore, users can view previous dayís markers. Data gathered by users could be used to find the source of odors that indicate a danger to public health. All in all, Smell Louisville hopes to improve the local environment and community through the help of its users.