USGS says it was a 7.0. Link to picture below:
https://earthquake.usgs.gov/earthquakes/map/#%7B%22autoUpdate%22%3A%5B%22autoUpdate%22%5D%2C%22basemap%22%3A%22terrain%22%2C%22feed%22%3A%221day_all%22%2C%22listFormat%22%3A%22default%22%2C%22mapposition%22%3A%5B%5B37.43997405227057%2C-215.5078125%5D%2C%5B76.67978490310692%2C-88.41796875%5D%5D%2C%22overlays%22%3A%5B%5D%2C%22restrictListToMap%22%3A%5B%22restrictListToMap%22%5D%2C%22search%22%3Anull%2C%22sort%22%3A%22newest%22%2C%22timezone%22%3A%22utc%22%2C%22viewModes%22%3A%5B%22map%22%2C%22list%22%5D%2C%22timeZone%22%3A%22local%22%2C%22event%22%3Anull%7D
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