In February, authorities ordered nearly 200,000 people downstream of the dam to evacuate when both spillways suddenly began crumbling. ![]() The Federal Energy Regulatory Commission also asked state water officials what, if any, steps might be required to address the issue. In a previously undisclosed October letter, federal regulators asked Department of Water Resources officials to explain the hairline cracks on the Butte County, California dam's massive new concrete flood-control chute, reported Tuesday. Omron Body Fat Monitor Hbf 306c Manual more. Small cracks have appeared in a new concrete spillway at Oroville Dam, a development state officials say was expected but an engineering expert says could lead to serious safety issues.
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