The last fluent native speaker was Medie Webster; as of 1988, other tribal members knew some expressions in the language.

The name properly is Atsugé, to which the -wi of the Achumawi or Pit River language was erroneously suffixed.

Estimates for the pre-contact populations of most native groups in California have varied substantially.

Plosives and affricates also have a third, aspirated member of the series (except for the single glottal stop).

However, it has been supported by Leonard Talmy (1972) that there are instances such as the word ce "the eye(s)" where e can be analyzed as a proper phoneme.