Related by context. Frequent words. (Click for all words.) 63 drainage ditches 59 creek 57 ponds 56 arroyo 56 rivers 55 canals 55 retention ponds 55 river 54 creeks 54 lagoons 54 irrigation ditches 53 floodplain 53 drainage canal 53 Rio Grande 52 waterways 52 tributary 52 lake 52 bayous 52 riverbanks 52 Laguna Madre 52 wetlands 51 reservoirs 51 Raw sewage 51 lakes 51 water 51 storm drains 51 underground aquifer 50 canal 50 tributaries 50 sloughs 50 irrigation canals 50 swollen rivers 50 streambed 50 floodwaters 50 waterway 50 spillway 50 catch basins 50 riverbed 50 drainage 50 storm sewers 50 floodwater 50 watercourse 50 stormwater drains 49 wetland 49 floodway 49 retention pond 49 sewage 49 river bottoms 49 flood plain 49 brackish 49 silted 49 marshland 49 drainage canals 49 flood waters 49 roadside ditches 48 marsh 48 saltwater intrusion 48 culverts 48 weirs 48 ditches 48 swales 48 sandbars 48 brackish water 48 marshes 48 watercourses 48 lagoon 47 drainage basin 47 impoundments 47 underground aquifers 47 boat ramps 47 riprap 47 river basin 47 silt 47 colonias 47 pond 47 River tributary 47 irrigation ditch 47 drainage ditch 47 aqueduct 47 watersheds 47 flood plains 47 reservoir 47 floodplains 47 riparian habitat 47 stormwater 47 cattails 46 Creek tributary 46 ponding 46 Brazos River 46 Caloosahatchee River 46 swale 46 Mokelumne River 46 lakes ponds 46 Edwards Aquifer 46 rivers lakes 46 drainage pipes 46 riverbeds 46 Neches River 46 riverbank 46 estuary 46 Ouachita River