Golden Valley and Lemmon Valley are counted together as a single census-designated place of roughly 32.5 square miles north of Reno, but they are not the same proposition for basement work. Golden Valley sits against the rising ground on the western side, and elevation relative to the basin floor is exactly what governs how water behaves around a foundation.
Being on the slope brings two advantages. Surface water moves away from the house rather than pooling around it, which makes an egress window well far less likely to become a container. And grade change means daylight and partial walkout lower levels appear in a way they do not on the valley floor a mile to the east.
That does not make flood mapping irrelevant. The two valleys sit in the same closed-basin system and Washoe County recently remapped Swan and Silver Lake using more current data than the 2009 studies. Where your parcel sits on the transition between slope and flat is worth establishing rather than assuming from the address.
Housing is a mix: older rural parcels with outbuildings and larger lots, alongside newer subdivision building. As with the rest of the North Valleys, the older stock is more likely to have something below grade and more likely to need the panel, the headroom and the drain depth checked properly.