diff --git a/examples/js/loaders/DDSLoader.js b/examples/js/loaders/DDSLoader.js
index 583ec13005bc90f84603810221136e5c97e3497b..e4d15c6a0f0338e26c7464293d66677164e74c6f 100644
--- a/examples/js/loaders/DDSLoader.js
+++ b/examples/js/loaders/DDSLoader.js
@@ -102,6 +102,7 @@ THREE.DDSLoader.parse = function ( buffer, loadMipmaps ) {
 	var FOURCC_DXT1 = fourCCToInt32( "DXT1" );
 	var FOURCC_DXT3 = fourCCToInt32( "DXT3" );
 	var FOURCC_DXT5 = fourCCToInt32( "DXT5" );
+	var FOURCC_ETC1 = fourCCToInt32( "ETC1" );
 
 	var headerLengthInt = 31; // The header length in 32 bit ints
 
@@ -173,6 +174,12 @@ THREE.DDSLoader.parse = function ( buffer, loadMipmaps ) {
 			dds.format = THREE.RGBA_S3TC_DXT5_Format;
 			break;
 
+		case FOURCC_ETC1:
+
+			blockBytes = 8;
+			dds.format = THREE.RGB_ETC1_Format;
+			break;
+
 		default:
 
 			if ( header[ off_RGBBitCount ] === 32
diff --git a/src/Three.js b/src/Three.js
index ea62fc43d9447d26c228e7d40bae174e762a632f..c67274d6eb1df7a59e2c8b25fc0497fcf478c37d 100644
--- a/src/Three.js
+++ b/src/Three.js
@@ -352,6 +352,10 @@ THREE.RGB_PVRTC_2BPPV1_Format = 2101;
 THREE.RGBA_PVRTC_4BPPV1_Format = 2102;
 THREE.RGBA_PVRTC_2BPPV1_Format = 2103;
 
+// ETC compressed texture formats
+
+THREE.RGB_ETC1_Format = 2151;
+
 // Loop styles for AnimationAction
 
 THREE.LoopOnce = 2200;
diff --git a/src/renderers/WebGLRenderer.js b/src/renderers/WebGLRenderer.js
index 8e0780a77ba04d549f5600c86ef0c6213e302be8..dcd00c74469d23579032c0ad87d5bcbc8edd03f3 100644
--- a/src/renderers/WebGLRenderer.js
+++ b/src/renderers/WebGLRenderer.js
@@ -3624,6 +3624,14 @@ THREE.WebGLRenderer = function ( parameters ) {
 
 		}
 
+		extension = extensions.get( 'WEBGL_compressed_texture_etc1' );
+
+		if ( extension !== null ) {
+
+			if ( p === THREE.RGB_ETC1_Format ) return extension.COMPRESSED_RGB_ETC1_WEBGL;
+
+		}
+
 		extension = extensions.get( 'EXT_blend_minmax' );
 
 		if ( extension !== null ) {
diff --git a/src/renderers/webgl/WebGLExtensions.js b/src/renderers/webgl/WebGLExtensions.js
index 4dcf2a57d8d2218b0768302a2f136c9a91b3d5de..6c0bb8c6a92630111eaf876de997d94e7233a985 100644
--- a/src/renderers/webgl/WebGLExtensions.js
+++ b/src/renderers/webgl/WebGLExtensions.js
@@ -30,6 +30,10 @@ THREE.WebGLExtensions = function ( gl ) {
 				extension = gl.getExtension( 'WEBGL_compressed_texture_pvrtc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_pvrtc' );
 				break;
 
+			case 'WEBGL_compressed_texture_etc1':
+				extension = gl.getExtension( 'WEBGL_compressed_texture_etc1' );
+				break;
+
 			default:
 				extension = gl.getExtension( name );
 
diff --git a/src/renderers/webgl/WebGLState.js b/src/renderers/webgl/WebGLState.js
index d398c2a977cbcfbdea0f2b3b8c66ec6cbbe1e1c1..343a4620a98cb624024b61c052b90b447a086104 100644
--- a/src/renderers/webgl/WebGLState.js
+++ b/src/renderers/webgl/WebGLState.js
@@ -167,7 +167,8 @@ THREE.WebGLState = function ( gl, extensions, paramThreeToGL ) {
 			compressedTextureFormats = [];
 
 			if ( extensions.get( 'WEBGL_compressed_texture_pvrtc' ) ||
-			     extensions.get( 'WEBGL_compressed_texture_s3tc' ) ) {
+			     extensions.get( 'WEBGL_compressed_texture_s3tc' ) ||
+			     extensions.get( 'WEBGL_compressed_texture_etc1' )) {
 
 				var formats = gl.getParameter( gl.COMPRESSED_TEXTURE_FORMATS );