Related by context. Frequent words. (Click for all words.) 68 groundwater recharge 65 aquifer 64 groundwater pumping 64 Edwards Aquifer 63 groundwater 60 stormwater 60 irrigated agriculture 59 wetlands 59 aquifers 59 watersheds 58 river basin 58 wetland 58 floodplain 57 aquatic habitat 57 irrigators 57 wetland restoration 57 treated effluent 56 underground aquifers 56 Groundwater 56 wildlife habitat 56 irrigation 56 streamflow 56 hydrologic 55 revegetation 55 reservoirs 55 riparian 55 Ogallala Aquifer 54 polluted runoff 54 carbon sequestration 54 wetland habitat 54 Aquifer 54 wastewater 54 habitat restoration 54 timber harvest 53 hydrological 53 basin 53 Watersheds 53 Watershed Protection 53 environmentally sensitive 53 river basins 53 conservation 53 sediment 53 catchment 52 freshwater 52 stormwater drainage 52 watershed 52 water 52 headwaters 52 TMDL 52 reservoir 52 drainage basin 52 salinity 52 catchments 52 Water Conservation 52 stormwater runoff 52 conservation easements 51 sedimentation 51 Watershed 51 River basin 51 dewatering 51 irrigated 51 timber harvesting 51 River Basin 51 Stormwater 51 Reclamation 51 Middle Fork 50 drainage 50 LCRA 50 Swiftmud 50 spawning habitat 49 landowners 49 dredged material 49 habitat 49 rangeland 49 hydrology 49 CREP 49 nesting habitat 48 EQIP 48 mgd 48 watercourse 48 streamside 48 conservation easement 48 Water Conservancy 48 gigalitres 48 estuary 48 EBMUD 48 Murray Darling 48 aquatic ecosystems 48 conservancy 48 Sediment 48 vegetation 48 wildlife habitats 48 basins 48 invasive weeds 48 septic systems 48 Murray Darling Basin 48 Water Resources 48 flood mitigation 48 soils 48 floodplains 47 Reservoir