 Of the rest of the land, or 11.0% is settled (buildings or roads), or 0.3% is either rivers or lakes and or 0.3% is unproductive land.Of the built up area, housing and buildings made up 6.8% and transportation infrastructure made up 2.3%.Power and water infrastructure as well as other special developed areas made up 1.2% of the area Out of the forested land, 23.3% of the total land area is heavily forested and 1.5% is covered with orchards or small clusters of trees.