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.