Read about the challenges faced by Sterling Klippel and his stormwater crews as they work to prevent catastrophic mudslides ...
the mountains are still fitfully growing — the western end of the range lifted several feet during the 1971 Sylmar earthquake. The average slope gradient in the San Gabriel Mountains is over 65%.
the mountains are still fitfully growing — the western end of the range lifted several feet during the 1971 Sylmar earthquake. The average slope gradient in the San Gabriels is over 65%.
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