core/homeassistant/components/geonetnz_volcano/translations/en.json

{
    "config": {
        "error": {
            "identifier_exists": "Location already registered"
        },
        "step": {
            "user": {
                "data": {
                    "radius": "Radius"
                },
                "title": "Fill in your filter details."
            }
        }
    }
}