California Land Subsidence (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption This map shows areas of subsidence in California. Areas colored in purple and magenta have seen the greatest amount of subsidence. Natural gas pipelines are in black. Credit Graphic developed by the California Energy Commission from multiple sources Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.