EPA is collecting water and sediment samples from Lake Powell near the inlet of the San Juan River. Given the recent sampling results of reduced metals in the plume, EPA expects no significant impacts to Lake Powell associated with the Gold King Mine release.
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Lake Powell sampling locations (PDF)(1 pg, 582 K)
- San Juan River sampling locations (PDF)(1 pg, 522 K)