An official State of Delaware site.

Official websites end in .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use https://

The https:// at the beginning of the delaware.gov address means you are safely connected to the government website. Any information that you provide is securely transmitted.

Latest Datasets

Check the list below for newly added datasets on the Open Data Portal.

Dataset Name	Date Added	Description
DNREC Coastal Construction	Mar 31, 2026	Coastal Construction Letters of Approval and Permits
Sediment and Stormwater Contractor Training Program Certification Holders	Mar 30, 2026	List of certification holders for the Contractor Training Program in the State of Delaware provided by the DNREC Sediment and [...]
Certified Construction Reviewer (CCR) List	Mar 30, 2026	The list of current Certified Construction Reviewers (CCRs) in the State of Delaware provided by the DNREC Sediment and Stormwater [...]
DPH-Lead in Drinking Water Sampling Results Childcare	Mar 24, 2026	Lead levels in Childcare Facilities collected from consumption points. Although this dataset is updated monthly, results are received on a [...]
Delaware COVID-19 Hospitalizations	Jan 01, 2026	Weekly COVID-19 hospitalization numbers for current hospitalizations, new hospitalizations, and cases in the intensive care unit (ICU). As of April 30, [...]
Delaware COVID-19 Vaccinations	Jan 01, 2026	COVID-19 vaccination doses administered within Delaware.
Delaware Influenza Cases	Jan 01, 2026	Influenza cases reported in Delaware.
Delaware Influenza Like Illness Surveillance	Jan 01, 2026	Information on outpatient visits to health care providers for influenza-like illness (ILI) is collected through the U.S. Outpatient Influenza-like Illness [...]
Delaware Influenza Vaccinations	Jan 01, 2026	Influenza vaccinations reported in Delaware.
Delaware COVID-19 Wastewater Viral Activity Levels	Dec 19, 2025	This dataset and methodology are provided for public use by the Centers for Disease Control (CDC). Public health teams use [...]
Delaware Influenza Wastewater Viral Activity Levels	Dec 19, 2025	This dataset and methodology are provided for public use by the Centers for Disease Control (CDC). Public health teams use [...]
Delaware RSV Wastewater Viral Activity Levels	Dec 17, 2025	This dataset and methodology are provided for public use by the Centers for Disease Control (CDC). Public health teams use [...]