Upper Silvis Lake

Reservoir in Ketchikan Gateway County, Alaska · on the USGS Ketchikan B-5 NW quadrangle

55.37744, -131.53269

Maps that show Upper Silvis Lake

Get them in the map app

Ketchikan B-5 NW, AK — USGS 7.5-minute topo (2021)

Ketchikan B-5 NW, AK

Detailed map of terrain, trails and roads

USGS topo, 2021

Ketchikan B-5 — Forest Service FSTopo 7.5-minute quad

Ketchikan B-5

Forest Service topo with road numbers

Forest Service FSTopo 7.5-minute quad

Tongass National Forest — Forest Service forest map

Tongass National Forest

Forest Service forest map

IFR Enroute Low Altitude Chart L-01 (Alaska) — FAA, 2026-10-29

IFR Enroute Low Altitude Chart L-01 (Alaska)

FAA, 2026-10-29

Nearby

Name, class, county and location: USGS Geographic Names Information System (public domain).