Related by context. Frequent words. (Click for all words.) 55 aquifer 54 groundwater 51 underground aquifer 51 Aquifer 50 groundwater basin 50 underground aquifers 49 aquifers 47 groundwater recharge 47 bd.className + = 47 polluted groundwater 47 fluoridate 47 aquifer recharge 45 Groundwater 45 Floridan Aquifer 45 picocuries 45 recirculates 45 groundwater pumping 45 contaminated groundwater 45 fluoridating 45 water 45 treated effluent 44 By MIKE WIGGINS 44 Pueblo Reservoir 44 groundwater basins 44 Ogallala Aquifer 44 By GARY HARMON 44 contaminating groundwater 43 By ALLEN GEMAEHLICH 43 wastewater 43 Stormwater runoff 43 Turbidity 43 Biosolids 43 melting snowpack 42 deplete oxygen 42 sewage effluent 42 flouride 42 contaminate groundwater 42 contaminate drinking 42 harmful contaminants 42 groundwater extraction 42 pCi L 42 irrigated agriculture 42 chloramines 42 groundwater contamination 42 artesian wells 42 ultraviolet disinfection 41 irrigates 41 geoexchange 41 mountain snowpack 41 Fluoride 41 fluoride 41 desalinated 41 ADWR 41 irrigate crops 41 Safe Drinking Water 41 Potable water 41 irrigated farmland 41 Edwards Aquifer 41 Snowmelt 41 reservoir 41 gallons 41 mgd 41 dissolved solids 41 Drip irrigation 41 intermittent streams 41 contaminant 41 perchlorate 41 MMWD 41 Warragamba Dam 40 reservoirs 40 MtBE 40 sewage discharges 40 biosolids 40 fracking fluids 40 Sediment 40 potable 40 naturally occurring radioactive 40 intertie 40 graywater 40 Waste Water 40 contaminated soil 40 raw sewage 40 Millerton Lake 40 sanitary sewage 40 potable water 39 Wastewater Treatment Facility 39 sanitary sewer overflows 39 dishwasher detergent 39 overpumping 39 Snowpack 39 Storage Tank 39 wastewater discharge 39 Raw sewage 39 contaminants 39 Truckee Canal 39 ozonation 39 contaminates 39 chloramine 39 fracking fluid 39 cubic meter 39 Water Supply