Hydrologic map of the South Lake Tahoe 7.5' Quadrangle, by J. R. Harrill, 1977.

Map of the South Lake Tahoe 7.5' Quadrangle showing six categories of relative well yields; depth to water table contours; and areas of shallow groundwater.

Map 2Af, 29x21", 1:24,000-scale full-color map, $2.00