Elizabeth River District/Richmond District Calendar The Cohort 1 calendar for the Elizabeth River and Richmond Districts is below. Search for: Participating DistrictsNorthern VA Districts Richmond District Elizabeth River DistrictERD Quick LinksAbout NLI Elizabeth River District Cohort 1 ERD Elizabeth River District Calendar ERD Pre-Phase: Invitation ERD Phase 1: Training and Resourcing Phase 2: ERD Self Study & Innovations Weekend Phase 3: ERD Living Out Innovations