i08_GroundwaterElevationSeasonal_Countours
收藏California State Geoportal2026-03-28 收录
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https://gis.data.ca.gov/maps/bc6a84237a9d4778bf6b535f38d06f6a
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<span style='font-family:"Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", sans-serif; font-size:16px;'>This dataset depicts contours of estimated change in groundwater piezometric surfaces in the unconfined or uppermost semi-confined aquifers, between two specified years, by season. Contours represent change in groundwater level (elevation) by year and season (fall or spring). The contour interval is 10 ft.</span>
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California State Geoportal
