That's aweful. Is she aware giving vague or incorrect information can have detremental legal consequences? Do not ever file anything without checking documentation. Immigration process is a very serious thing that should not be taken lightly. USCIS must be updated with valid information, especially if their cases are still pending.
No, the information wasn't true. The city was wrong. And it wasn't best to your knowledge since you had a document that could be checked to verify the correct city. Unless thos gets corrected, it can become a huge issue if immigration learns about it.