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73 Table J24: Department of Water Affairs and Forestry flow gauging stations in Natal/KwaZulu, 1993 (south to north) (continued). . Department of Site and place name Co-ordinates Water Affairs and Forestry latitude longitude station number S E V3H008 Dorps River at Weltevreden 27°38' 30°20' V3H009 Horn River at Ballengeich 27°53' 29°57' V3H010 Buffalo River at Tayside 28°03' 30°22' V3H011 Blood River at Bembaskop 27°53' 30°34' V3H012 Fouriespruit at Sleutelpoort 28°04' 29°52' V3H013 Mahlomyane River at Doornpoort 28°03' 29°50' V3H014 Ngagane River at Nooitgedacht 28°04' 29°47' V3H015 Buffalo River at Vaalbank 27°44' 30°12' V3H016 Klipspruit at Normandien 27°59' 2g046' V3H017 Speetaclespruit at Chelmsford Dam 27°57' 29°53' V3H018 Ngagane River at Chelmsford Dam 27°56' 29°56' V3H019 Manzamnyama River at Ulydale 28°04' 29°55' V3H020 Kalbas River at Ulydale 28°03' 29°57' V3H021 Ngagane Purification Works 27°47' 28°59' V3H022 Buffalo River at Ngagane 27°43' 30°04' V3H023 Ngagane River at Parklands 27°43' 30°04' V3H024 Ngagane River at Parklands 27°43' 30°03' V3H025· ESKOM pipeline from Chelmsford Dam 27°57' 29°56' V3H026 Department of Water Affairs and Forestry 27°57' 29°56' pipeline from Chelmsford Dam V3H027 Ngagane River at Chelmsford Dam 27°57' 29°56' V3H028 Slang River at Zaaihoek Dam 27°26' 30°03' V3H029 Pipeline from Zaaihoek Dam 27°26' 30°03' V3H030 Buffalo River at Schurvepoort 27°36' 29°56' V3H031 Pipeline from Buffalo River at Ngagane 27°36' 29°56' Purification Works V3H032 Left canal from Dorps River at Weltevreden 27°36' 29°56' VS V5H001 Tugela River at Mandini 29°10' 31 °23'
74 Table J24: Department of Water Affairs and Forestry flow gauging stations in NatallKwaZulu, 1993 (south to north) (continued). Department of Site and place name Co-ordinates Water Affairs and Forestry latitude longitude station number S E V5H002 Tugela River at Mandini 2g008' 31 °23' V6 V6HOOl Tugela River at Impafana Location 28°44' 30°21' V6H002 Tugela River at Tugela Ferry 28°45' 30°26' V6H003 Wasbank River at Kuikvlei 28°18' 30°08' V6H004 Sundays River at Kleinfontein 28°24' 30°00' V6H005 Tugela River at Impafana Location 28°44' 30°1 g' V6H006 Sundays River at Waterfall 28°14' 29°45' V6H007 Tugela River at Impafana Location 28°44' 30°22' V6H008 Right canal from Tugela River at Impafana 28°44' 30°21' Location V7 V7HOOl Bushmans River at Estcourt 29°00' 29°53' V7H002 Uttle Bushmans River tributary 29 at 29°02' 29°39' Ntabamhlope Research Station V7H003 Uttle Bushmans River tributary 18 at 29°02' 29°39' Ntabamhlope Research Station V7H004 Uttle Bushmans River tributary 25 at 2g003' 29°39' Ntabamhlope Research Station V7HOO5 Uttle Bushmans River tributary 19 at 29°02' 29°39' Ntabamhlope Research Station V7H006 Uttle Bushmans River tributary 20 at 29°02' 29°39' Ntabamhlope Research Station . V7H007 Uttle Bushmans River tributary 21 at 29°02' 29°38' Ntabamhlope Research Station V7H008 Uttle Bushmans River tributary 24 at 29°03' 29°39' Ntabamhlope Research Station V7H009 Uttle Bushmans River tributary 26 at 2g002' 29°38' Ntabamhlope Research Station V7H010 Uttle Bushmans River tributary 28 at 29°02' 29°39' Ntabamhlope Research Station V7HOll Uttle Bushmans River tributary 23 at 29°03' 29°39' Ntabamhlope Research Station
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A WATER RESOURCES AND SANITATION SY
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Contents 1 11111111111:1&11 CHAPTER
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lillllllllllll.'. Tables (continued
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11111111];11,,11. 10.1 Introduction
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Table J2: Water budgets for Natal/K
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Table J4: Overall gradient distribu
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13 111.IJJ1111111 (when runoff: rai
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Table J7: 15 Hi) A small part of Kw
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17 1\11••111;[11. Table J7: App
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19 TableJ8: Hydrological Research U
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21 11111••111111111 TableJ9: Cr
Page 26 and 27: 23 Table J10: Areas. mean annual pr
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Page 40: 37 Table J10: Areas. mean annual pr
Page 43 and 44: IlfllllllllllJJilll 40 Table J12: K
Page 45 and 46: 10.6 Runoff models 42 Models are no
Page 47: 111I111'llll1JII 10.9 The variabili
Page 52 and 53: 49 lil11l1tllll;lllll Table J20: Es
Page 54 and 55: 51 Table J20: Estimated annual wate
Page 56 and 57: 53 Table J22: Estimated annual wate
Page 58 and 59: 55 Ijlllltl1llflll (ii) Considerabl
Page 60 and 61: 57 large catchments data. The Centr
Page 62 and 63: 59 1111111111111' KwaDlangezwa, 283
Page 64 and 65: Other reports 61 Research Unit, Dep
Page 66 and 67: 63 1IIIIIE1111Elfl Id} The rest of
Page 68 and 69: 65 Table J24: Department of Water A
Page 82 and 83: 79 Table J24: Depanment of Water Af
Page 84 and 85: 81 Station closed Station closed U2
Page 86 and 87: 83 Station Drainage region Station
Page 88 and 89: 85 Table J25: Number of stations wi
Page 90 and 91: 87 iI11J111!!ltllllil equal share i
Page 92: 89 Source: liI After Anonymous, 198
Page 95: 111111111111111 92 boards (discusse
Page 98 and 99: Table J28: Some relevant data on se
Page 101 and 102: IDIIIIIDII':1111 98 (ii) The co-ord
Page 103 and 104: 100 the respective departments at P
Page 105 and 106: 1IIIIIIJIII.i1 102 Table J31: Categ
Page 107 and 108: 104 10.16.2 Environmental impacts o
Page 109 and 110: Table J32: 106 A simplified form of
Page 111 and 112: 1111111111111 108 Table J33: Action
Page 113 and 114: 110 There is a growing South Africa
Page 115 and 116: 112 Attention has also been focused
Page 117 and 118: 114 10.17 Some legal aspects of wat
Page 119 and 120: 116 time (mean exceedance flow), du
Page 121 and 122: IIII.IIWIIIII 118 10.17.4 Use of wa
Page 123 and 124: 1[lIlIIIIIIJ. 120 Government dams,
Page 125 and 126: 10.18.4 River diversions 122 Depart
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124 10.18.6 Irrigation districts an
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111(11111:41m'l 126 Table J36: Irri
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Table J37: Irrigation boards in Nat
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Tabla J37: Irrigation boards In Nat
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133 Table J38: Some urban areas in
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135 Table J38: Some urban areas in
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Table J38: 137 Some urban areas in
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139 Source: (i) After Ardington, E.
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141 i111_1illll1l noted above!. are
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143 (ii) The Directorate of Land an
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145 1111111111111 the Board will as
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147 Table J40: Administrative regio
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149 111II1.llllIf:J Government Noti
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151 111I.lIllllil1 Government agenc
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153 Table J43: Joint Services Board
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156 Source: (i) After Jenkin, F. (e
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158 Chief Directorate: Administrati
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Source: See also: Note: 160 Afterth
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162 off low - responsible inter ali
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11111.'.111:11111 164 If it became
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tlll••••I:IB11 NOTES: 166
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Contents 167 CHAPTER 11: GROUNDWATE
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Tables 169 Table K1: Some geologica
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174 Bate, 1992}*. The use of water
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176 X313, Pretoria, 0001; as well a
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179 a particular site, then a stati
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181 111...1[111 of streams and rive
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183 good. with a total dissolved so
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(iii) Holocene sands lQuaternary) 1
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187 Table K1: Some geological forma
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189 fault-bounded blocks, although
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191 11.6.4 Aquifer characteristics
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193 coarse and the latter, fine and
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195 111.BIII!I!111 The yields of bo
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11...,].11 198 11.7 Methods of grou
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201 11...11111 Table K3: Methods of
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203 boreholes are drilled for both
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205 1111111111'.1 3838. The borehol
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207 11.11 Standards applicable to t
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(a) Gravity springs 209 Gravity spr
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Table K4: Spring discharge in the V
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214 Table K5: The number of ephemer
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JJI...lllJll 218 (h) Some of the wa
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i'•••liDl Group E: Pure water
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222 Bond, Van Wyk proposed the foll
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1[11....11.,1 224 (b) Chlorides are
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226 Source: Edwards, T.J., 1989. Pe
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228 also obtainable from the Ground
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Ill1••lll1l 230 • Hofkes, EH.
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232 • Vegter, J.R., 1995. Groundw
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234 • Meyer, R. and Godfrey, l.,
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Springs 236 • Africa Co-operative
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NOTES: 238
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239 CHAPTER 12: WATER SUPPLY PLANNI
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12.1 Introduction 241 111'1&111111
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243 rilliltl.'ll water consumption
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Table L2: Cattle 245 study of reduc
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Note: (j) (ii) (iii) 247 Animal wat
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249 111111:llllltJI Source: After A
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1111111118.1 252 Table L4: Some per
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lillll.'.II' 254 high income. Iow d
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* 256 to obtain. Difficulties inclu
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1111...11 (iii) 258 Home Glasson Pa
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260 Table L6: Some typical domestic
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* ** 262 are in agreement with cons
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Table L7: Some South African indust
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Table L7: 267 Some South African In
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Table L7: 269 Some South African in
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Table L7: 271 Some South African In
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Note: (i) (ii) (iii) (iv) (v) (vi)
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276 concentrate on the provision of
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278 Table L8: RSA-KwaZulu Developme
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Table L9: 281 RSA-KwaZulu Developme
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Table L9: 283 RSA-KwaZulu Developme
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286 the Green book, namely, Anonymo
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IIIRlmlllillS 12.4.2 Durban Metro W
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291 design phase of projects. Any a
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294 Table L12: Some extant water wh
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11111111111911 296 • Energy Resea
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299 11111111111111 Table l13: Speci
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301 Table L13: Specific training ag
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304 Road and Umlazi (Durban); Pinet
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307 Table L14: A spatial typology o
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310 Table L15: A typology of social
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1111111..11 312 Table L15: A typolo
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315 114,[llll1\'1 Table L16: Some s
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317 Table L18: Mean household size
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319 Illil;JJtllllll Table L19: Exis
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321 Table L19: Existing housing del
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323 1IIIi!:lil.'11 a month, and a s
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NOTES: 325
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