He has lifted the graphs from here[1]. I&#x27;m not sure if the underlying data is available.<p>[1] <a href="http:&#x2F;&#x2F;cdec.water.ca.gov&#x2F;cdecapp&#x2F;resapp&#x2F;resDetailOrig.action?resid=SHA" rel="nofollow">http:&#x2F;&#x2F;cdec.water.ca.gov&#x2F;cdecapp&#x2F;resapp&#x2F;resDetailOrig.action...</a>