In his ruling, Judge Boasberg noted that only 1 percent of the pipeline will affect USA waterways.
Sponsored content: Take our data storage survey and we'll donate to the Federal Employee Education & Assistance Fund. Protesters gathered Tuesday in Whitefish and Missoula.
The union said work was shut down at multiple sites in Morton and Mercer counties Tuesday and the stoppages are affecting about 300 union members in North Dakota.
Union president Sean McGarvey calls Obama's move an "unprecedented action". They rallied in support of American Indian tribes in North Dakota to stop the Dakota Access Pipeline. "The water blessing this evening is meant to bring awareness and bless out wetlands", says Lightfoot Holm.
Authorities received reports of protesters at three construction sites, she said.
The federal agencies also requested that Energy Transfer pause all construction activity within 20 miles east or west of Lake Oahe.
The 1,172-mile pipeline is being built by Texas company Energy Transfer Partners.
"The bottom line for the Standing Rock Sioux Tribe is and will always be protecting our lands, people, water, and sacred sites from the devastation of this pipeline".
"State archaeologists issued a "no significant sites affected" determination in February on the North Dakota segment of the pipeline".
More than 30 oil pipeline protesters arrested in last 2 days
Preskey did not immediately know how many people had been arrested or what charges the might face.
The statement also notes that Energy Transfer Partners will meet officials in Washington and that the media is providing misinformation. The arrests were made 70 miles northwest of the Standing Rock Sioux tribe's main protest site.
"We come here to demand that the Army Corps of Engineers and President [Barack] Obama revoke the permits given to Dakota Access Pipeline".
Sen. Heidi Heitkamp, D-N.D., said Tuesday she and other leaders are trying to get more information from the Corps about what the process will be and a timeline to make a final resolution.
Carlos Lauria is senior program coordinator for the Americas with the Committee to Protect Journalists.
Reporter Jason Pohl covers courts for the Coloradoan.
BELLINGHAM, Wash. (AP) _ The Bellingham City Council has passed a resolution supporting the Standing Rock Sioux and Cheyenne River Sioux tribes in their opposition of the four-state Dakota Access pipeline.
The pipeline would carry more than a half-million barrels of crude oil a day from North Dakota to IL, cutting under the Missouri River less than a mile upstream from the Standing Rock Sioux's only source of drinking water and through sacred lands.
"In absence of the pipeline company's compliance, further administration action is needed", Sanders told protesters gathered in Lafayette Square.
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