Columbia subject headings:
Groundwater--Florida--Econfina Creek Watershed--Maps.
Groundwater--Floridan Aquifer--Maps.
Maps.
Water quality--Florida--Econfina Creek Watershed--Maps.
Water quality--Floridan Aquifer--Maps.
Harvard subject headings:
Princeton subject headings:
Groundwater--Florida--Econfina Creek Watershed--Maps.
Groundwater--Floridan Aquifer--Maps.
Maps.
Thematic maps.
Water quality--Florida--Econfina Creek Watershed--Maps.
Water quality--Floridan Aquifer--Maps.