Issue SLD

coast.grd header

ncols         39149
nrows         41500
xllcorner     805999.99986146
yllcorner     -239999.99993536
cellsize      20
NODATA_value  -9999

coast.prj

PROJCS["NAD_1983_StatePlane_New_York_Long_Island_FIPS_3104_Feet",GEOGCS["GCS_North_American_1983",DATUM["D_North_American_1983",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Lambert_Conformal_Conic"],PARAMETER["False_Easting",984250.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-74.0],PARAMETER["Standard_Parallel_1",40.66666666666666],PARAMETER["Standard_Parallel_2",41.03333333333333],PARAMETER["Latitude_Of_Origin",40.16666666666666],UNIT["Foot_US",0.3048006096012192]]

coast.sld

<?xml version="1.0" encoding="UTF-8"?>
<StyledLayerDescriptor version="1.0.0" 
	xsi:schemaLocation="http://www.opengis.net/sld StyledLayerDescriptor.xsd" 
	xmlns="http://www.opengis.net/sld" 
	xmlns:ogc="http://www.opengis.net/ogc" 
	xmlns:xlink="http://www.w3.org/1999/xlink" 
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
	<NamedLayer>
		<Name>coast</Name>
		<UserStyle>
			<Title>Coast</Title>
			<Abstract></Abstract>
			<FeatureTypeStyle>

				<Rule>
					<Name></Name>
					<MinScaleDenominator>819200</MinScaleDenominator>
					<RasterSymbolizer>
						<ColorMap type="ramp">
							<ColorMapEntry color="#A0A0A0" quantity="0"/>
							<ColorMapEntry color="#D8D8D8" quantity="16392"/>
							<ColorMapEntry color="#D8D8D8" quantity="100000000000"/>
						</ColorMap>
					</RasterSymbolizer>
				</Rule>

				<Rule>
					<Name></Name>
					<MinScaleDenominator>204800</MinScaleDenominator>
					<MaxScaleDenominator>409600</MaxScaleDenominator>
					<RasterSymbolizer>
						<ColorMap type="ramp">
							<ColorMapEntry color="#A0A0A0" quantity="0"/>
							<ColorMapEntry color="#D8D8D8" quantity="8196"/>
							<ColorMapEntry color="#D8D8D8" quantity="100000000000"/>
						</ColorMap>
					</RasterSymbolizer>
				</Rule>

				<Rule>
					<Name></Name>
					<MinScaleDenominator>102400</MinScaleDenominator>
					<MaxScaleDenominator>204800</MaxScaleDenominator>
					<RasterSymbolizer>
						<ColorMap type="ramp">
							<ColorMapEntry color="#A0A0A0" quantity="0"/>
							<ColorMapEntry color="#D8D8D8" quantity="4096"/>
							<ColorMapEntry color="#D8D8D8" quantity="100000000000"/>
						</ColorMap>
					</RasterSymbolizer>
				</Rule>

				<Rule>
					<Name></Name>
					<MinScaleDenominator>51200</MinScaleDenominator>
					<MaxScaleDenominator>102400</MaxScaleDenominator>
					<RasterSymbolizer>
						<ColorMap type="ramp">
							<ColorMapEntry color="#A0A0A0" quantity="0"/>
							<ColorMapEntry color="#D8D8D8" quantity="2048"/>
							<ColorMapEntry color="#D8D8D8" quantity="100000000000"/>
						</ColorMap>
					</RasterSymbolizer>
				</Rule>

				<Rule>
					<Name></Name>
					<MinScaleDenominator>25600</MinScaleDenominator>
					<MaxScaleDenominator>51200</MaxScaleDenominator>
					<RasterSymbolizer>
						<ColorMap type="ramp">
							<ColorMapEntry color="#A0A0A0" quantity="0"/>
							<ColorMapEntry color="#D8D8D8" quantity="1024"/>
							<ColorMapEntry color="#D8D8D8" quantity="100000000000"/>
						</ColorMap>
					</RasterSymbolizer>
				</Rule>

				<Rule>
					<Name></Name>
					<MinScaleDenominator>12800</MinScaleDenominator>
					<MaxScaleDenominator>25600</MaxScaleDenominator>
					<RasterSymbolizer>
						<ColorMap type="ramp">
							<ColorMapEntry color="#A0A0A0" quantity="0"/>
							<ColorMapEntry color="#D8D8D8" quantity="512"/>
							<ColorMapEntry color="#D8D8D8" quantity="100000000000"/>
						</ColorMap>
					</RasterSymbolizer>
				</Rule>

				<Rule>
					<Name></Name>
					<MinScaleDenominator>6400</MinScaleDenominator>
					<MaxScaleDenominator>12800</MaxScaleDenominator>
					<RasterSymbolizer>
						<ColorMap type="ramp">
							<ColorMapEntry color="#A0A0A0" quantity="0"/>
							<ColorMapEntry color="#D8D8D8" quantity="256"/>
							<ColorMapEntry color="#D8D8D8" quantity="100000000000"/>
						</ColorMap>
					</RasterSymbolizer>
				</Rule>

			</FeatureTypeStyle>
		</UserStyle>
	</NamedLayer>
</StyledLayerDescriptor>