Roos Reservoir   Be the first to submit input for Roos Reservoir. If you have info on Roos Reservoir, Cameron County, Texas please submit it here to improve this web site.          These outdoors activities are available near Roos Reservoir.   Marinas On or Near Roos Reservoir: Alarcon de Colorado Marina, Harlingen, 12 miles away   Camp Grounds Near Roos Reservoir: De Los Santos Trailer Park, San Benito, 5 miles away Seaway RV Village, San Benito, 5 miles away Circle RV Park, San Benito, 5 miles away El Ranchito Mobile Home and RV, San Benito, 5 miles away   Hotels Near Roos Reservoir: Rancho Viejo Resort & CC, Rancho Viejo, 4 miles away La Quinta Inn Brownsville, Olmito, 4 miles away Best Western Garden Inn & Suites, San Benito, 5 miles away La Quinta Inn And Suites Brownsville, Brownsville, 8 miles away The Palace Motel, Brownsville, 8 miles away