TABLE OF CONTENTS INTRODUCTION ...................................................................................................................................................................1....... Location ........................................................................................................................................................................................... 1 Purpose .......................................................................................................................................................................................1..... MethodologyandQualityAssuian&QualityControl ....................................................................................................................1 Geologic Investigations ...............................................................................................................................................................1.... Drilling .......................................................................................................................................................................................2...... BAaqcukifg.erroTuensdtWingat.e..r..-.L...e..v..e..l.M.....o..n..i.t.o..r..i.n..g........................................................................................................................................................................................................................................................................................... 3 3 DataAnalyses ..................................................................................................................................................................................4 PreviousInvestigations.................................................................................................................................................................... 5 Acknowledgements ....................................................................................................................................................................5..... PHYSIOGRAPHYANDCLIMATE ............................................................................................................................................. 5 GEOLOGY ..................................................................................................................................................................................... 5 Regolith ........................................................................................................................................................................................... 6 Transition Zone/Bedrock ..............................................................................................................................................................7.. Structure ..........................................................................................................................................................................................8 GEOPHYSICS ............................................................................................................................................................................... 8 SurfaceGeophysics ..................................................................................................................................................................8..... Borehole Geophysics ...................................................................................................................................................................... 9 HYDROLOGY ............................................................................................................................................................................... 19 Background ..................................................................................................................................................................................... 19 Mipitation ....................................................................................................................................................................................19 Surface Water ................................................................................................................................................................................ 19 well Construction ....................................................................................................................................................................1..9... Ground-water Monitoring ............................................................................................................................................................. 19 Ground-water Chemistry ........................................................................................................................................................2..1.... AQUIFER TESTING ................................................................................................................................................................... 33 Background .....................................................................................................................................................................................33 24-hourTest; July. 1988 ................................................................................................................................................................. 33 24-hourTest; April. 1990 ............................................................................................................................................................... 33 72-hourTest; July. 1990 ................................................................................................................................................................. 35 Y-S OFOBSERVATIONS ..........................................................................................................................................5..2 CONCLUSIONS ............................................................................................................................................................................ 52 REFERENCES ............................................................................................................................................................................... 53 FIGURES 1. Locationof theBarnesvilleHydrologicResearchSite ............................................................................................................1 2. Topographyof theBamesvilleHydrologicResearchSite .....................................................................................................2. 3. TheBamesvilleHydrologicResearchSite ...............................................................................................................................3 4. DrainageintheBarnesvillearea ............................................................................................................................................... 4 5. AnnualprecipitationattheExperimentStation. 1980-1990 ................................................................................................... 6 6. NormalmonthlyprecipitationattheExperimentStation ........................................................................................................6 7. AnnualprecipitationattheForsyth6NNWStation. 1980-1989 ............................................................................................ 7 8. Approximatelocationofmagneticprofiles ..............................................................................................................................9 9. Magnetometerprofile1.northwesttosoutheast.................................................................................................................1..0.. 10. Magnetometerprofile2.west-southwesttoeast-norheast ...................................................................................................1.0 11. Magnetometerprofile3.northwesttosoutheast................................................................................................................1..1... 12. Sonicteleviewerlogof theProductionWell. 77to93feet ...................................................................................................1..3 1143.. Sonicteleviewerlogof theProductionWell. Polestofractureorientationsmeasured from 134to 150feet ...............................................................................................1..4 thesonicteleviewerlogoftheProductionWell ........................................15 15. CaliperlogoftheProductionWell ..........................................................................................................................................16 16. TemperaturelogoftheProductionWell .................................................................................................................................16 17. AcousticvelocitylogoftheProductionWell ......................................................................................................................1..7.. 18. SpontaneouspotentiallogoftheProductionWell ..................................................................................................................17 19. Single-pointresistancelogoftheh.oductionWell .............................................................................................................1..8.. 20. GarnmalogoftheF'roductionWell .........................................................................................................................................18 21. ThehydrologiccycleinGeorgia ......................................................................................................................................2.0...... 22. Dailyprecipitationdatafromthekperirnent Station.SpaldingCounty ...............................................................................2.1 23. Outlineof BigTowaligaCreekdrainagebasin. upstream of theBarnesvilleHydrologicResearch Site ..............................23 24. WellconstructionoftheMuction Well ...............................................................................................................................24 25. WellconstructionofCorehole 1 .............................................................................................................................................24 26. WellconstructionofCorehole2 ............................................................................................................................................. 24 27. Wellconstructionof SoilWell 1 ............................................................................................................................................. 24 28. Wellconstructionof SoilWell2 ...........................................................................................................................................2 4 29. Wellconstructionof SoilWell3 ..........................................................................................................................................2 4 30. WellconstructionofSoilWell4 .............................................................................................................................................24 31. Wellconstructionof SoilWell5 .............................................................................................................................................24 32. Wellconstructionof theLargeDiameterWell .......................................................................................................................24 33. Hydrographof theBarnesvilleProductionWell.July. 1989toAugust, 1990 .......................................................................25 34. Daily precipitation at the Experiment Station (Spalding Co.) versus daily water levels in the Production Well. July 1.1989toAugust31. 1990..............................................................................................................................................25 35. Staticwater levelsin Corehole 1.September 19. 1989toJuly 9. 1990 .................................................................................. 26 36. Staticwaterlevelsin Corehole2.November9. 1989toJuly9. 1990 .................................................................................... 26 37. Staticwaterlevelsin SoilWell 1.October2. 1989toJuly9. 1990 ........................................................................................ 27 38. Staticwaterlevelsin SoilWell2. October2. 1989toJuly9. 1990 ........................................................................................ 27 39. Staticwaterlevelsin SoilWell3. October6. 1989toJuly9. 1990 ........................................................................................ 28 40. Staticwaterlevelsin SoilWell4.October6. 1989toJuly9. 1990 ........................................................................................28 41. Staticwater levelsin SoilWell 5. November9. 1989toJuly9. 1990 .................................................................................... 29 42. Staticwater levelsin theLargeDiameterWell. October2. 1989toJuly9. 1990 .................................................................. 29 43. PumpingrateoftheProductionWell.July27.28. 1988.......................................................................................................... 34 44. Drawdownandrecoveryof theProductionWell.July27.28. 1988 ....................................................................................... 34 45. PumpingrateoftheProductionWell. April4.5. 1990............................................................................................................37 46. Drawdownandrecoveryof theProductionWell.Apri14.6. 1990 ......................................................................................... 37 47. Drawdownandrecoveryof Corehole 1.April4.6. 1990........................................................................................................ 38 48. Drawdownandrecoveryof Corehole2. April4.6. 1990........................................................................................................ 38 49. Drawdownandrecoveryof SoilWell 1.April4.6. 1990........................................................................................................ 39 50. Drawdownandrecoveryof SoilWell2. April4.6. 1990........................................................................................................39 51. Drawdownandrecoveryof SoilWell3. April4.6. 1990........................................................................................................40 52. Drawdownandrecoveryof SoilWell4. Apri14.6. 1990........................................................................................................40 53. Drawdownandrecoveryof SoilWell5. Apri14.6. 1990........................................................................................................41 54. Drawdownandrecoveryof theLargeDiameterWell.April4.6. 1990 .................................................................................41 55a.Water-levelchange. 55b.Water-levelchange. . 30min.afterpumpstarton 60min afterpump starton April4. April 4. 1990 1990 ..............................................................................................42 ..........................................................................................4..2.. 55c.Water-levelchange. 360min.afterpumpstartonApril4. 1990 ............................................................................................ 42 55d.Water-levelchange.720min.afterpumpstartonApril4. 1990 ............................................................................................ 43 55e.Water-levelchange. 1440min.afterpumpstartonApril4. 1990 .......................................................................................... 43 56. Pumpingrateof theProductionWell.July9.12. 1990............................................................................................................ 44 57. Drawdownandrecoveryof theProductionWell.July9.15. 1990 .........................................................................................44 58. DrawdownandrecoveryofCorehole1.July9.15. 1990........................................................................................................45 59. DrawdownandrecoveryofCorehole2.July9.15. 1990........................................................................................................ 45 60. DrawdownandrecoveryofSoilWell 1.July9.15. 1990..................................................................................................4..6... 61. Drawdownandrecoveryof SoilWell2.July9.15. 1990 .......................................................................................................46 62. Drawdownandrecoveryof SoilWell3.July9.15. 1990.......................................................................................................47 63. Drawdownandrecoveryof SoilWell4.July9.15. 1990.......................................................................................................47 64. Drawdownandrecoveryof SoilWell5.July9.15. 1990....................................................................................................... 48 65. Drawdownandrecoveryof theLargeDiameterWell.July9.15. 1990 .................................................................................48 . 66a Water-levelchange. 30min.afterpumpstartonJuly9. 1990 ...........................................................................................4..9... . 66b Water-levelchange. . 66c Water-levelchange. 60min.afterpumpstartonJuly9. 1990............................................................................................4..9.. 360min.afterpumpstartonJuly9. 1990............................................................................................4..9 66d.Water-levelchange.720min.afterpumpstartonJuly9. 1990 .............................................................................................5.0 66e.Water-levelchange. . 1440min afterpumpstartonJuly9. 1990 ............................................................................................50 66f.Water-levelchange.2880 . min afterpumpstartonJuly9. 1990 ...........................................................................................5.1 . 66g Water-levelchange.4320min.afterpumpstartonJuly9. 1990 ............................................................................................51 TABLES .1 ProductionWellwaterchemistryfieldtestresults .................................................................................................................3...0.