Dam Safety Series: Faults

Closeup of Bartlett Springs Fault from USGS

Hold PG&E At Fault Underlying issues threatening Scott Dam Scott Dam’s proximity to the Bartlett Springs Fault is a major safety concern. The Bartlett Springs fault was not identified by geologists as “a regionally significant seismic source” until the 1980s, nearly sixty years after Scott Dam was constructed.  Scott Dam is not only old, outdated, … Read more

Dam Safety Series: Aging Structure

Dams and the Consequences of Time  Dam safety concerns of Scott Dam’s aging structure This year Scott Dam turned 100 years old, and as is the case with any century-old infrastructure, there are some concerns about its safety. Cape Horn Dam, 12 miles downstream, is 114 years old. Both were designed during a time when … Read more

Dam Safety Series: Sediment

Restorative Vision for the Upper Eel River

A Much Bigger Problem – More ways poor design impacts dam safety at Scott Dam Decreased water storage, high temperatures, and evapotranspiration cause the sediment that has piled up in steep banks behind Scott Dam to dry out and slough off, threatening to irreparably clog the ‘needle valve’ which is the only way to release … Read more

Critical Dam Safety Documents Need to Be Made Public

Scott Dam is a dangerous dam in our backyard.

Friends of the Eel River has long been pursuing more clarity from PG&E on dam safety at the Potter Valley Project. The utility company has long made the choice to classify dam safety and emergency planning documents related to the project as “Critical Energy Infrastructure Information” or CEII, thus concealing critical details about stability and … Read more

Dam Safety and Reliability

The Potter Valley Project (PVP) presents a range of potentially serious issues related to safety and reliability. The failure of the Federal Energy Regulatory Commission (FERC) to address dam safety issues as part of the PVP relicensing process has deprived stakeholders and the public of information and analysis critical to assessing the potential utility, and … Read more

Is PG&E Concealing Dam Safety Liabilities?

Friends of the Eel River has been evaluating the safety and reliability of Scott Dam for several years now. We continue to have serious concerns about structural integrity and seismic stability, as well as PG&E’s failure to evaluate and disclose such liabilities. Please read our letter below to key elected officials, an attempt to draw … Read more

Officials Worried About Trinity Dam Safety

Concerned Trinity Dam could suffer the same fate as Oroville Dam — which had a near catastrophic failure this past winter — the Trinity County Board of Supervisors on Tuesday agreed to continue to pursue getting an emergency spillway built on the dam. Supervisor Bill Burton said residents in his district watched the Oroville Dam incident unfold … Read more