Environment
Originally published on Mon July 23, 2012 4:19 pm
By Tom Banse
The Northwest is known for its love of coffee. Now evidence of that is showing up in the Pacific Ocean. Researchers have found low levels of caffeine at half a dozen locations on the Oregon Coast.
Caffeine does not occur naturally in the environment in the Pacific Northwest. Marine scientists believe the java jolt gets into seawater through treated sewage and septic runoff.
A Portland State University graduate student collected water samples at 14 coastal beaches and seven nearby river mouths. Samples taken after heavy stormwater runoff contained traces of caffeine.
Read more