Armendaiz Reservoir   Be the first to submit input for Armendaiz Reservoir. If you have info on Armendaiz Reservoir, Willacy County, Texas please submit it here to improve this web site.          These outdoors activities are available near Armendaiz Reservoir.   Marinas On or Near Armendaiz Reservoir: EL Jefe's, Port Mansfield, 13 miles away Alarcon de Colorado Marina, Harlingen, 18 miles away   Campgrounds Near Armendaiz Reservoir: Diving Dolphins RV Park, Rio Hondo, 1 miles away Sea Way RV Village, Rio Hondo, 3 miles away River Ranch Resort RV Park, Rio Hondo, 7 miles away Twin Palms RV Mobile Park, Rio Hondo, 10 miles away   Hotels Near Armendaiz Reservoir: Hampton Inn Suites Harlingen, Harlingen, 16 miles away Americas Best Value Inn, San Benito, 17 miles away Best Western Garden Inn & Suites, San Benito, 17 miles away Super 8 San Benito, San Benito, 18 miles away Americas Best Value Inn, Harlingen, 18 miles away