(FOX NEWS) -- The Naval Air Station Whidbey Island in Washington admitted one of its aircraft was involved in drawing lewd images in the sky Thursday.

Residents of Okanogan County, Wash., sent photos of the obscene skywritings to KREM. The photos resembled a phallic symbol.

One woman told KREM that she was "upset" and was unsure how to describe the drawings to her young children.

Officials from the Naval Air Station Whidbey Island told KREM in a statement that the drawings were "absolutely unacceptable."

"The Navy holds its aircrew to the highest standards and we find this absolutely unacceptable, of zero training value and we are holding the crew accountable," Navy officials told KREM.

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