Maryland Open Data Inventory Tracking Dataset Freshness and Metadata

An inventory of datasets from the opendata.maryland.gov portal that tracks their update status and metadata completeness. The dataset includes columns for Dataset Name, Unique Identifier, Owner, Update Frequency, and Date of Most Recent Change. It was last updated on 2026-05-29 09:31:32.

Use Cases

• Identify stale datasets requiring updates by analyzing Days Since Most Recent Data Change and Updated Recently Enough? columns.
• Assess metadata coverage across a data catalog using the Missing Metadata Fields and Column Names columns.
• Analyze update patterns and responsibilities by grouping data using Update Frequency, Owner, and Agency Performing Data Updates columns.
• Build a dashboard for data portal health by aggregating metrics from Number of Rows, Portal, and Category columns.

Strengths

• Tracks multiple freshness metrics including Date of Most Recent Data Change and Days Since Most Recent Data Change.
• Includes columns for governance details such as Owner, Agency Performing Data Updates, and Data Provided By.
• Supports multiple file formats for export: CSV, JSON, XML, and RDF.

Limitations

• Row count is unknown, which may limit suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

opendata.maryland.gov via the Socrata platform

Collection Method

Likely generated by an automated inventory process scanning the portal's catalog.

Freshness

Last updated 2026-05-29 09:31:32; freshness should be verified.

Geography

Primarily Maryland, United States, as indicated by the source portal.