Big Swale Reservoir   Be the first to submit input for Big Swale Reservoir. If you have info on Big Swale Reservoir, Malheur County, Oregon please submit it here to improve this web site.          These outdoors activities are available near Big Swale Reservoir.   Lakes Near Big Swale Reservoir: Warm Springs Reservoir, Malheur County, 18 miles away   Public Lands Near Big Swale Reservoir: Malheur National Forest, Oregon, 36 miles away