2022-2023 School Year HOLY TRINITY CATHOLIC SCHOOL 2022-2023 HEALTH AND SAFETY PLAN 2021-2022 HTCS Health & Safety Plan More Information on Covid-19Altoona-Johnstown DioceseCenter for Disease ControlPA Dept of HealthResources for Families, Parishes and DiocesesUS Dept of LaborPA Department of Health Travel Update Share This Twitter Facebook