HA 730-H Snake River Plain regional aquifer system

GROUND WATER ATLAS of the UNITED STATES
Idaho, Oregon, Washington
HA 730-H

Snake River Plain regional aquifer system

Figure 52 Map showing location of the Snake River Plain regional aquifer system
Figure 53 Map showing geology of the Snake River Plain regional aquifer system
Figure 54 Map showing thickness of Pliocene and younger basaltic rocks
Figure 55 Map showing saturated thickness of Pliocene and younger basaltic rocks
Figure 56 Map showing thickness of unconsolidated deposits
Figure 57 Map showing depth to uppermost volcanic rock unit
Figure 58 Map showing ground-water movement in the Snake River Plain regional aquifer system

Figure 59 Cross-section of eastern Snake River Plain regional aquifer system
Figure 60 Cross-section near the margins of Snake River Plain regional aquifer system
Figure 61 Photographs showing surficial features of characteristic types of aquifer openings
Figure 62 Photograph showing springs issuing from wall of the Snake River Canyon
Figure 63 Cross-section showing basaltic lava flows
Figure 64 Map showing locations where physical aspects and cultural practices affecting the ground-water flow in the eastern plain are described in text
Table 2 Table showing ground-water conditions in the eastern Snake River Plain in Idaho

Figure 65 Cross-section showing unconsolidated-deposit aquifers
Figure 66 Map showing percentage of sand and gravel in the unconsolidated-deposit aquifers
Figure 67 Generalized hydrogeologic section in the western Snake River Plain
Figure 68 Hydrogeologic section showing diagram of perched water body
Table 3 Table showing ground-water conditions in the western Snake River Basin