Related by context. Frequent words. (Click for all words.) 58 retention basins 58 evaporation ponds 56 rainwater runoff 55 detention basins 55 sanitary sewage 55 pervious concrete 55 tailing ponds 55 aquifer recharge 54 Drip irrigation 54 contaminating groundwater 54 silts 54 polluted runoff 54 drainage 54 leachate 54 sanitary sewer overflows 53 storm sewers 53 sumps 53 dredged material 53 groundwater recharge 53 frac sand 53 Sediment 53 groundwater extraction 53 creeks streams 53 dewatering 53 sediment 52 dissolved solids 52 crushed limestone 52 culverts 52 sedimentation 52 woody debris 52 tailings impoundment 52 snow melt 52 windrow 52 silt fences 52 silt 52 stormwater runoff 51 diking 51 heap leach pad 51 decomposed granite 51 retention ponds 51 leaching 51 chlorides 51 clarifiers 51 nutrient runoff 51 storm drains 51 sewage lagoon 51 drainage ditches 51 nutrient loading 51 wellfield 51 sediment runoff 50 Floridan Aquifer 50 groundwater 50 biofilter 50 seepage 50 dredge spoils 50 stormwater retention 50 catch basins 50 roadbeds 50 dewater 50 livestock manure 50 Controlled burns 50 reinjection 49 effluent discharge 49 fly ash 49 outfall pipe 49 watercourse 49 tailings 49 injection wells 49 drainage basins 49 stormwater 49 drip pan 49 sewage discharges 49 impervious surfaces 49 coarse sand 49 dredged sand 49 buffer strips 49 mine tailings 49 revetment 49 tailings disposal 49 sewage 49 underground aquifer 49 windrows 48 polluted groundwater 48 effluent 48 sewage overflow 48 treated effluent 48 dam spillway 48 Dewatering 48 wastewater 48 wastewater discharges 48 drains 48 slurry 48 mill tailings 48 total dissolved solids 48 stormwater drains 48 nonpoint source pollution 48 creeks rivers 48 unnamed tributary 48 bd.className + = 48 sewer overflows 48 drainage pipes