Is solar technology practical in the Pacific Northwest ? Well, the region gets more sunlight than Germany —which is already aggressively pursuing solar—so, yes. But if you are a homeowner wanting to incorporate solar energy, there are a number of things to consider. Whether your geographic location and the configuration of your roof is suitable for solar, for instance. And the upfront costs are considerable: $25,000 to $40,000 installation costs are standard.
However, the installations pay off over time, they are very, very good for the environment and there are a number of government incentives—both state and federal—that the homeowner can tap into.
Read more @ Why solar is hot! - HomeSavvi