University of Colorado Public Interest Data Science Lab

Defending the data democracy depends on.

Rescuing datasets. Building data infrastructure. Connecting experts. Supporting the public interest.
Our mission

CUPIDS is a laboratory for teaching data science in the public interest, a clinic connecting Colorado's watchdogs to technical capacity, and a network preserving evidence for democratic accountability.

The moment — what's disappearing
EPA air quality monitoring ██████ REMOVED
USGS streamflow records ██████ AT RISK
NOAA climate projections ██████ AT RISK
½
of Colorado's newspaper journalists lost since 2005.
300→70
reporters at the Denver Post, then and now.
100s
of federal datasets removed or restricted since 2025.
[ public data archive ]
Featured · CUPIDS × CEJ

Preserving environmental accountability

Identifying, prioritizing, and archiving the federal environmental datasets most critical to Colorado journalism — supported by the 2026 de Castro Research Award.

See the project →
2026–27 · de Castro Research Award
[ data viz — at-risk dataset map ]