Tag Archives: HDD

Sinkhole formation and collapse due to drilling under the Withlacoochee River

Drilling through fragile sinkhole-prone karst limestone under the Withlacoochee River (or the Suwannee River, or the Santa Fe River): what could possibly go wrong? Sabal Trail now proposes to move off of the Withlacoochee River in Florida, but still plans to cross the Withlacoochee in Georgia, and to cross the Suwannee and Santa Fe Rivers, all of which have the same hydrogeology. You can talk directly to Sabal Trail and FERC at the Open House in Jasper, Florida, 5-7PM Tuesday 21 October 2014, and you can join WWALS where the Alapaha River disappears entirely into a sinkhole, at the Alapaha Sink, 2PM Sunday 26 October 2014.

Here are before and after diagrams by Continue reading