Skip to content

OpenCOA now covers more than New York. Search lab results from Connecticut and Massachusetts, with more states on the way.

Cannabis Lab Data, Decoded

Every legal cannabis product we track is lab tested. We make those results searchable, comparable, and easy to understand.

Try searching: License number "OCM-", Lot or Batch number, or a product name

54,766
Verified COAs
649
Licensed Producers
28
Cannabinoids Tracked

The Flower Terpene Fingerprint

These eight aromatic compounds are the ones we most often measure in verified flower. The bars show the average amount found across every test. It's the shape you'd smell before you'd ever read it.

β-Caryophyllene peppery
0.46%
Limonene citrus
0.36%
β-Myrcene earthy
0.30%
α-Humulene hoppy
0.17%
Linalool floral
0.16%
α-Pinene pine
0.08%
α-Bisabolol chamomile
0.08%
β-Pinene pine
0.08%

Based on 13,010 verified flower tests. Average detected concentration, by weight.

Help build the database

Every COA someone shares makes their state clearer. Here's where each state stands.

649 of 650 licensed producers covered 99.8%

Next milestone: 650 producers (of 24,273 total New York licenses)

We've detected 6,573 more New York COAs. We're confirming them now.

Show breakdown
Cultivators 192 / 538
Processors 197 / 565
Microbusiness 130 / 329

Connecticut

6,667

verified COAs

Matched to official Connecticut license records.

We've detected 4,819 Connecticut COAs. We're confirming them now.

Massachusetts

1,989

verified COAs

And growing.

We've detected 2,843 Massachusetts COAs. We're confirming them now.

California

We're just starting to collect California results.

Got a COA from a dispensary? Your state grows when you add it.

Create account to upload