Description
Annual data on coal mine productivity in short tons per labor hour. Data organized by mine type (total, surface, underground, refuse). Users of the EIA API are required to obtain an API Key via this registration form: http://www.eia.gov/beta/api/register.cfm
Resources
| Name | Format | Description | Link |
|---|---|---|---|
| Aggregate Coal Mine Productivity API | API | Open resource | |
| API Web Page | Unknown | Open resource | |
| Coal Data Browser | Unknown | Open resource |