It may be two years before Federal Emergency Management Agency officials correct mapping errors that resulted in higher flood insurance rates for Douglas County homeowners.County Manager Steve Mokrohisky said county officials were unhappy with the latest FEMA response to errors the federal government made in the flood maps."The preliminary discussions indicate that FEMA is willing to work with the county on remapping the areas in question, but FEMA's proposed process to date could take nearly two years for just one area," he said."A two-year timeline is about two years too long and completely unacceptable to our community, unless our residents …