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Table J28: Some relevant data on selected dams in Natal/KwaZulu (continuedl. 94 LocslitY Name of dem Catchment area Evaporation area at Reduced level of Gauga plete reading Capacity at full Sediment number (and neerest townl (km 2 1 full supply level full supply level at full supply level supplX level accumulation as (ha) (m) {ml (10 m 3 ) a parcentage of full capacity W120101 Goedertrouw 1 273 1 197 214,00 68,94 316,420 0,77 (Eshowel W210/01 Grootgewaagd 16 30 1366,40 11,0 1,136 0 (Vryheldl V300/09 Hattingspruit 66 66 1 298,40 · 1,886 0 {Dundeel U300/01 Hazelmare 377 224 86,98 24,94 22,914 4,29 (Verulam) U200/09 Henley 23B 66,8 931,16 · 6,612 0 (Pietermaritzburgl W330/06 Hlobane · . . · . 0 (Hlobanel W300/03 Hluhluwe 734 364,2 BO,74 26,71 2B,774 8,04 (Hluhluwel V300/10 Incandu 290 16 1 223,00 · 0,346 0 (Newcastle) Vl00/08 Jagersrust · 10,4 1 212,69 4,66 0,476 0 (Bergvillel Vl00/20 Khomba 62 . 1 223,26 · . 0 (Bergvillel Vl00/18 Kilburn · 194,7 1 266,94 66,9B 36,666 0,84 (Bergville)
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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
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23 Table J10: Areas. mean annual pr
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25 1111III1I11,rllll Table J10: Are
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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 99: Table J28: Some relevent data on se
Page 102 and 103: 99 of dams in NatallKwaZulu can als
Page 104 and 105: 101 Table J29: Size classification
Page 106 and 107: 103 • Anonymous, 1990. Interim gu
Page 108 and 109: 105 1111111111,11\1 in Table J32, w
Page 110 and 111: 107 Note: (i) Impacts: + beneficial
Page 112 and 113: 109 Table J33: Actions and environm
Page 114 and 115: 111 Table J34: Components of the en
Page 116 and 117: 113 • Department of Environmental
Page 118 and 119: 115 Court. Private water may be sur
Page 120 and 121: 117 Act. The Act requires that anyo
Page 122 and 123: 119 10.18 Some water control system
Page 124 and 125: 121 Table J35: Government water sup
Page 126 and 127: 123 IBllllililII11 area of Umgeni W
Page 128 and 129: Table J36: 125 Irrigation districts
Page 130 and 131: Tabla J37: Irrigation boards In Nat
Page 132 and 133: Table J37: Irrigation boards in Nat
Page 135 and 136: Ilt.II.lliB) 132 Table J38: Some ur
Page 137 and 138: I[EIIWI1I8l1 134 Table J38: Some ur
Page 139 and 140: 136 Table J38: Some urban areas in
Page 141 and 142: IrlSlItRilll1 138 TableJ38: Some ur
Page 143 and 144: 140 (v) Readers reqUlnng informatio
Page 145 and 146: . 142 Table J39: Administrative reg
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·11111.'.111.1 144 The cities and
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11••1.11111111 146 Permanent Wa
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148 Table J42: Proclaimed KwaZulu t
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150 The Department of Works was inv
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111111tBIIIIl{i 152 authorities*. B
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154 Table J43: Joint Services Board
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167 Table J44: Some relevant statis
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159 Table J45: Civil protection org
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161 The conference papers are avail
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163 costs), the situation prevailin
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NOTES: 165 11111_111111
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CHAPTER 11: GROUNDWATER IN NATAlIKW
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IIfll••11I11 Contents (continue
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Illtlll1l11l':11 172 groundwater co
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175 subterranean water control area
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177 Database. The data-sets include
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IrIllIllIJ,iIJI 180 11.6 A review o
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182 ground beneath gum and wattle t
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184 residential, industrial and irr
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(b) Secondary aquifers (i) Intrusiv
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188 Table K1: Some geological forma
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190 location by major faults as in
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192 interior valleys in the north.
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194 decomposition in the hard rock
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11l1li1141:81 196 relatively thin v
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199 11••111[51 province are the
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IllllllllllBrl 202 Region Drilling
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204 comply with the requirements of
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206 A programme initiated by the th
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208 as well as fittings and polyeth
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11111••1\1'11 210 Table K4 prov
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213 IIIIBIIIII Table K5: The number
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Table K7: 216 Pietermaritzburg, 55
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219 IIIBD'llllt (g) Group C waters
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221 1111&'.111 (d) The most acidic
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223 111DJ11ll1li (d) Waters of Grou
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11.15 Hygrophilous trees in NatallK
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227 11...111(11 Table K9: Common gr
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229 111••lltllll southern Afric
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231 11111I11111 • Parsons, R., 19
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233 fll...il.tl [Directorate of Geo
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235 1IIIIIIIItlit • Directorate o
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NOTES: 231
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CHAPTER 12: WATER SUPPLY PLANNING F
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1111.111111 Tables (continued) 240
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IIIII11IE. 242 implications of majo
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1IIIIEtllDII 244 See also: (i) Davi
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l'IIIIII.lt 246 Table L2: A broad o
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11111111111 248 Table L3: Some Sout
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* *** 251 111111111111r.1 of which
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253 Table L4: Some per capita house
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255 Table L5: Some water consumptio
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* ** 257 11118[111"8 (ii) The Clerm
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259 (v) Alcock. P.• 1986. An exam
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* ** *** 261 Illlxlllllrll/J includ
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I 263 • Illll_IIB'11 Supply sourc
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Table L7: 266 Some South African in
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1111.11." (ii) (iii) (iv) (v) (vi)
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111111111111 274 paper products, fr
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277 11111:[.1111111 Africa. Five co
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1IIIIIII1I11J (ii) (iii) (iv) (v) (
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Table L9: 282 RSA-KwaZulu Developme
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Note: (i) (ii) (iii) (iv) (v) 284 T
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287 Note: (i) The water demand data
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289 11111iJJll1111tl or a French dr
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293 Table L12: Some extant water wh
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295 • Turbomachinery Research Gro
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298 Table l13: Specific training ag
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300 Table l13: Specific training ag
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303 1llltlllllE&111 Source: (i) Aft
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305 the evolution of informal settl
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309 period 1970 - 1980. Some 320000
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311 Table L15: A typology of social
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314 Table L16: Some sources of popu
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tltllt.IEII (iii) (iv) 316 The Bure
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trllll.1111I11 (ii) liii) 318 Part
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320 Table L19: Existing housing de6
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322 Source: After Walker, N., 1993.
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IllllllIIl1 For further information
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NOTES: 326
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