NEMP winter 2013-04-01 to 2013-09-30
Index
|
Explanation of classification terms and colour coding
|
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№
Median
Chl
a
μg/L
n
Median
TP mg/L
n
Name (
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Plot
Chl
a
TP
Plot
all
chem
Secchi
disk
T
o
C
O
2
mg/L
1
10.7
13
0.241
11
Rietvlei Dam on Hennops River: near Dam Wall
chem
Secchi
T
O
3
41.2
27
0.337
27
Hartbeespoort Dam on Crocodile River: near Dam Wall
chem
Secchi
T
O
5
9.1
13
0.021
12
Buffelspoort Dam on Sterkstroom River: near Dam Wall
chem
Secchi
T
O
6
85.9
13
0.085
13
Roodekopjes 203 JQ - Roodekopjes Dam on Krokodilrivier: near Dam Wall
chem
Secchi
T
O
7
15.1
13
0.054
13
Lindleyspoort Dam at Lindleyspoort 220 JP on Elandsrivier near Dam Wall
chem
Secchi
T
O
8
9.2
13
0.049
13
Koster River Dam on Koster River: near Dam Wall
chem
Secchi
T
O
9
32.1
13
0.059
12
Olifantsnek Dam at Commissiesdrift 327 JQ on Hexrivier near Dam Wall
chem
Secchi
T
O
10
38.7
13
0.886
11
Bospoort Dam at Tweedepoort 283 JQ on Hexrivier near Dam Wall
chem
Secchi
T
O
11
54.6
13
0.067
13
Bulhoek 75 JQ - Vaalkop Dam on Elandsrivier: near Dam Wall
chem
Secchi
T
O
12
11.1
26
0.267
25
Roodeplaat Dam on Pienaars River: near Dam Wall
chem
Secchi
T
O
13
24.6
9
0.265
9
Roodeplaat Dam on Pienaars River: Point in Dam
chem
Secchi
T
O
14
94.9
9
0.313
8
Roodeplaat Dam on Pienaars River: Point in Dam
chem
Secchi
T
O
15
4.3
9
0.230
9
Roodeplaat Dam on Pienaars River: Point in Dam
chem
Secchi
T
O
16
28.8
9
0.259
9
Roodeplaat Dam on Pienaars River: Point in Dam
chem
Secchi
T
O
18
20.6
13
0.070
13
Bon Accord Dam on Apies River: near Dam Wall
chem
Secchi
T
O
19
13.1
13
1.165
7
Leeukraal Dam on Apies River: near Dam Wall
chem
Secchi
T
O
20
413.1
13
0.828
13
Klipvoor Dam on Pienaars River: near Dam Wall
chem
Secchi
T
O
21
4.8
4
Marico-Bosveld Dam at Doornkraal 110 JP on Groot-Marico Rivier near Dam Wall
chem
Secchi
T
-
22
4.8
3
Klein-Maricopoort Dam at Kalkdam 241 JP near Dam Wall
chem
Secchi
T
O
23
1.2
4
0.024
9
Molatedi Dam at Eerstepoort 136 KP on Marico River near Dam Wall
chem
Secchi
-
-
24
1.2
1
Mokolo Dam on Mokolo River: near Dam Wall
chem
-
T
-
27
1.2
6
0.057
6
Glen Alpine Dam on Mogalakwena River: near Dam Wa
chem
Secchi
-
-
28
3.2
8
0.006
8
Mutshedzi Dam on Mutshedzi River: near Dam Wall
chem
Secchi
-
-
29
3.9
5
0.019
4
Nzhelele Dam on Nzhelele River: near Dam Wall
chem
Secchi
T
-
30
0.026
3
Luphephe Dam on Luphephe River: near Dam Wall
chem
Secchi
-
-
31
0.027
3
Nwanedi (Nwanedzi) Dam on Nwanedi: near Dam Wall
chem
Secchi
T
O
32
3.2
3
Albasini Dam on Luvuvhu River: near Dam Wall
chem
Secchi
T
O
33
1.2
5
0.013
8
Molenje S 204 LT Nandoni Dam near Dam Wall on Luvuvhu
chem
-
-
-
35
1.2
6
0.042
2
Witbank Dam on Olifants River: near Dam Wall
chem
Secchi
T
O
36
1.2
6
0.021
8
Middelburg Dam on Klein Olifants River: near Dam W
chem
Secchi
T
O
37
17.6
14
0.102
12
Bronkhorstspruit Dam on Bronkhorstspruit near Wall
chem
Secchi
T
O
38
7.3
13
0.048
11
Kliprand 76 JR - Rust de Winter Dam on Elandsrivier: near Dam Wall
chem
Secchi
T
O
39
1.2
3
0.106
3
Rhenosterkop 157 IR - Rhenosterkop Dam on Elandsrivier: near Dam Wall
chem
Secchi
T
-
40
1.2
5
0.018
12
Loskop 81 JS - Loskop Dam on Olifantsrivier: near Dam Wall
chem
Secchi
T
O
41
44.8
12
0.068
12
Belfast Dam near Dam Wall
chem
Secchi
-
-
42
1.2
1
0.066
1
Mapochsgronde 500 JS - Tonteldoos Dam on Tonteldoosloop near Dam Wall
chem
Secchi
-
-
43
1.2
1
0.024
1
Mapochsgronde 500 JS - Vlugkraal Dam on Vlugkraalrivier: near Dam Wall
chem
Secchi
-
-
45
1.2
2
0.013
1
Buffelkloof 382 KT - Buffelskloof Dam on Watervalrivier: near Dam Wall
chem
Secchi
-
-
46
13.2
10
0.054
4
Arabie 685 KS - Flag Boshielo (Arabie) Dam on Olifantsrivier: near Damwall
chem
Secchi
-
-
48
1.9
2
0.006
1
Blyderivierpoort 595 KT - Blyderivierspoortdam on Blyderivier: near Dam Wal
chem
-
-
-
51
1.2
3
0.031
1
Guernsey 81 KU - Klaserie (Jan Wassenaar) Dam on Klaserierivier near Dam Wall
chem
-
-
-
57
1.2
6
0.082
6
Sterkrivier 97 LT - Middle Letaba Dam on Middel Letaba: near Dam Wall
chem
Secchi
-
-
58
2.7
3
0.049
4
Nsami at Nsami Dam near Dam Wall
chem
Secchi
-
-
60
8.8
13
0.046
13
Inlet to Homestead from Blaaupan Lake at Benoni
chem
-
-
-
61
14.7
13
0.066
13
Outlet from Homestead Lake at Benoni
chem
-
-
-
62
29.7
13
0.061
13
Inlet to Civic Lake at Benoni
chem
-
-
-
63
60.9
13
0.073
13
Outlet Kleinfontein at Benoni
chem
-
-
-
64
29.3
13
0.054
13
Roodepoort Bothasfontein 408 JR - at Florida Lake Outlet
chem
-
-
-
65
6.3
13
0.015
11
Victoria(Germiston) Lake Outlet
chem
-
-
-
67
3.7
7
0.061
5
Klerksdorp (Johan Neser) Dam at Elandsheuvel 402 IP on Skoonspruit: near Dam Wall
chem
-
-
-
69
11.6
4
0.032
7
Taung Doornfontein 12 - Taung Dam on Hartsrivier near Dam Wall
chem
Secchi
-
-
70
210.0
3
0.129
9
Farm 92 - Spitskop Dam on Hartsrivier: near Dam Wall
chem
Secchi
T
O
71
0.091
1
Corannakraal 87 - Erfenis Dam on Vet River near Dam Wall
chem
Secchi
T
O
73
5.4
1
0.038
6
Kalkfontein Nature Reserve - Kalkfontein Dam on Rietrivier: near Dam Wall
chem
Secchi
T
O
74
0.110
26
Uitvlugt West 2810 - Krugersdrifdam on Modderrivier: near Dam Wall
90841
chem
-
T
O
75
0.060
7
Fischer 58 - Koppies Dam on Renosterrivier: near Dam Wall
chem
Secchi
T
O
78
1.2
5
0.006
9
Sterkfontein Dam on Nuwejaar Spruit: near Dam Wal
chem
Secchi
T
O
79
5.9
13
0.074
16
Vaalbank 476 IR - Vaal Dam on Vaalrivier: near Dam Wall
chem
Secchi
T
O
80
19.6
7
0.071
6
Bloemhofdam Nature Reserve - Bloemhofdam on Vaalrivier: near Dam Wall
chem
Secchi
T
O
81
8.4
7
0.054
12
At Vaalharts Barrage on Vaalrivier: near Barrage Wall
chem
Secchi
T
-
83
12.0
3
0.041
23
St Clair 148 - Douglas Barrage on Vaal River
chem
Secchi
-
-
86
1.2
7
0.015
12
Kareekloof 1184 - Vanderkloof Dam on Oranjerivier: near Dam Wall
chem
Secchi
-
-
87
0.041
4
Oviston Nature Reserve - Gariep Dam (H F Verwoerd Dam) on Orangerivier: near Dam Wall
chem
Secchi
T
-
88
68.2
5
0.371
4
Lotlamoreng Dam on Molopo River: near Dam Wall
chem
Secchi
-
-
89
17.4
5
0.051
6
Disaneng Dam on Molopo River: near Dam Wall
chem
Secchi
T
-
90
117.9
6
0.741
3
Molopo (Ratshidi) - Modimola Dam (Aka Setumo Montshiwa) on Molopo River: near Dam Wall
chem
Secchi
T
-
100
2.3
2
0.029
3
Onder Brandvlei 374 Brandvlei Lake Marais Damwall
chem
Secchi
-
-
101
2.0
2
0.018
8
Theewaterskloof Dam on Riviersonderend: near Dam Wall
chem
Secchi
T
-
103
7.9
1
Theewaterskloof Damwall
chem
-
-
-
104
2.6
1
0.018
3
Groen Vlei at Ruygte Valley
chem
Secchi
-
-
107
3.4
1
Estuary Mouth at Swartvlei Estuary
chem
-
-
-
108
1.2
1
Near Diep and Klein Wolwe River Inflows at Swartvlei Estuary
193331
chem
-
-
-
113
1.2
1
Near Hoekraal and Karatara River Inflows at Swartvlei Estuary
chem
-
-
-
116
1.2
1
D/S N2 Bridge; near Inflow from Swartvlei Lake at Swartvlei Estuary
chem
-
-
-
118
1.2
1
4.7KM from Mouth Off Hertzog Street at Swartvlei Estuary
193343
chem
-
-
-
119
1.2
1
4.1KM from Mouth at Swartvlei Estuary
193344
chem
-
-
-
122
0.287
3
Mount Coke Forest Reserve - Laing Dam on Buffalo River: near Dam Wall
chem
Secchi
T
-
124
0.136
3
Bridle Dam Nature Reserve - Bridle Drift Dam on Buffalo River: near Dam Wall
chem
Secchi
T
-
125
0.115
1
Farm 305 - Nahoon Dam on Nahoon River: near Dam Wall
chem
Secchi
T
O
127
0.6
1
Farm 253 - Gubu Dam on Gubu River: near Dam Wall
chem
-
T
-
131
1.9
13
0.024
13
Howick Allemans Drift 950 - Midmar Dam on Mgeni River: near Dam Wall
chem
Secchi
T
O
133
3.0
6
0.016
6
Broughton 925 - Albert Falls Dam on Mgeni River: near Dam Wall
chem
Secchi
T
O
134
1.7
26
0.020
26
Nagle Dam Nature Reserve - Nagle Dam on Mgeni River: near Dam Wall
chem
Secchi
T
O
135
3.0
6
0.034
6
Henley Dam on Msunduze River: near Dam Wall
chem
Secchi
T
-
136
2.1
24
0.018
15
Matabetule - Inanda Dam on Mgeni River: at Dam Wall
chem
Secchi
T
-
137
1.1
14
0.027
13
Cotton Lands 1575 - Hazelmere Dam on Mdloti: near Dam Wall
chem
Secchi
T
-
139
7.1
13
0.064
13
Salem 1052 - Shongweni Dam on Mlazi: near Dam Wall
chem
Secchi
T
O
141
1.5
6
0.019
6
Nungwane Falls - Nungwana Dam on Nungwana River: near Dam Wall
chem
Secchi
-
-
142
1.9
6
0.052
6
Mzinto Dam on Mzinto River: near Dam Wall
chem
Secchi
-
-
143
0.4
6
0.052
13
EJ Smith Main Basin
chem
Secchi
-
-
146
1.2
5
0.023
8
Spioenkop Dam on Tugela River: Point in Dam
chem
Secchi
-
-
147
0.027
6
Mearns Dam- Mearns Main Basin Integrated
chem
Secchi
-
-
148
5.8
4
0.065
4
Spring Grove Dam- Spring Grove Main Basin Integrated
chem
Secchi
-
-
149
1.2
3
0.020
7
Craigie Burn Dam on Mnyamvubu River: Point in Dam
chem
Secchi
-
-
151
1.2
4
0.055
11
Ntshingwayo (Chelmsford) Dam on Ngagane: near Wall
chem
Secchi
T
O
152
1.2
2
0.022
14
Wagendrift 798 - Wagendrift Dam on Bushmans River: near Dam Wall
chem
Secchi
T
O
153
0.015
4
Normanhurst 3023 - Goedertrou Dam on Mhlatuze River: at Dam Wall
chem
-
-
-
154
0.029
3
Eshakwini WTW Extraction from Lake Cubhu
chem
-
-
-
155
0.023
4
Lake Chubu
chem
-
-
-
156
0.030
3
Mzingazi WTW Extraction Point at Lake Mzingazi
chem
-
-
-
158
2.9
3
0.069
8
Horseshoe Bend 11688 - Hluhluwe Dam on Hluhluwe: near Dam Wall
chem
Secchi
T
-
159
1.2
3
0.013
4
Jozini - Pongolapoort Dam on Phongolo: at Dam Wall
chem
Secchi
-
-
172
1.2
1
0.024
4
Vygeboom 619 JT - Vygeboom Dam on Komatirivier: near Dam Wall
chem
Secchi
T
O
173
1.2
4
0.006
4
At Maguga Dam 100M U/S of Dam Wall on Komati River
chem
Secchi
T
O
174
1.2
5
0.014
5
At Maguga Dam in Middle of Dam on Komati River
chem
Secchi
T
O
175
1.2
7
0.024
7
At Maguga Dam near Inflow on Komati River
chem
Secchi
T
O
176
1.2
3
0.018
4
At Driekoppies Dam 100M U/S of Wall on Lomati River
chem
Secchi
T
O
177
1.2
3
0.021
2
Lomati River at Schoemansdal
chem
Secchi
T
O
178
1.2
4
0.055
4
At Driekoppies Dam near Inflow + Swaziland Border
chem
Secchi
T
O
187
39.9
13
0.553
13
On Jukskei River 150 M D/S of Bruma Lake
chem
-
-
-
190
50.7
4
Medium a Dam Next to Area Commissioners Office Bramfontein Spruit Tributary of Jukskei River Johann
chem
-
-
-
191
1.2
1
Skulpad Dam at Wesselbrom Leeukop: Bramfontein Spruit at Bramfontein Spruit Tributary of Jukskei Rive
chem
-
-
-
192
0.061
13
Scheerpoort 477 JQ Magalies River at Scheerpoort
90165
chem
-
T
-
193
0.826
13
Kalkheuwel 493 JQ on Crocodile River
90164
chem
-
T
-
194
1.345
14
Schurveberg 488 JQ at Skurweberg on Hennopsrivier
90166
chem
-
-
-
195
0.260
13
Hartbeesfontein Hartbeespoort
85109
chem
-
-
-
196
0.260
12
Hartbeespoort Dam on Crocodile River: Left Canal
90212
chem
-
-
-
198
0.270
13
Krokodilpoort 418 JO /Thaba Moya on Krokodilrivier
90192
chem
-
-
-
199
0.275
13
Hartbeespoort Dam on Crocodile River: Down Stream Weir
90214
chem
-
-
-
202
0.112
13
Roodekopjes Dam on Crocodile River: Left Canal
90231
chem
-
-
-
204
0.097
13
Roodekopjes Dam on Crocodile River: downstream Weir
90167
chem
-
-
-
207
0.018
1
Brakfontein 404 JP Down Stream Weir for Swartruggens Dam on Elandsrivier
90228
chem
-
-
-
209
0.006
1
Waterkloof 423 JP Down Stream Weir for Koster Dam on Kosterrivier
90226
chem
-
-
-
216
0.095
13
Canal from Roodekopjes Dam at Bulhoek
90229
chem
-
-
-
217
0.058
13
Vaalkop Dam on Elands River: downstream Weir
90230
chem
-
-
-
219
2.747
3
Pienaars River at Baviaanspoort
90174
chem
-
T
-
220
0.045
25
At Kameeldrift on Hartbeesspruit
90175
chem
-
T
-
221
0.183
11
At Leeuwfontein on Edendalspruit
90176
chem
-
T
-
222
0.196
12
At Franspoort Road Bridge on Edendalspruit
90238
chem
-
-
-
223
0.158
13
Pienaars River at Baviaanspoort (Magaliesberg)
90239
chem
-
-
-
225
0.235
12
Zeekoegat Sewage Effluent
90236
chem
-
-
-
226
1.667
11
Baviaanspoort Sewage Effluent
90237
chem
-
-
-
227
0.279
13
Roodeplaat Dam on Pienaars River: Left Canal
90223
chem
-
-
-
228
0.139
13
Pienaarsrivier 90 JR at Klipdrift on Pienaars River
90160
chem
-
-
-
229
0.266
14
Roodeplaat Dam on Pienaars River: Down Stream Weir
90225
chem
-
-
-
230
1.766
12
Roodeplaat Sewage: Settling Pond S Outflow
90234
chem
-
-
-
232
0.208
13
Steenoond Spruit at Belle Ombre Station/Apies Confluence
90200
chem
-
-
-
233
0.104
13
Skinner Spruit at Daspoort Pretoria/Bantule
90201
chem
-
-
-
234
0.046
12
Walker Spruit at Sunnyside Pretoria/Loftus Versveld
90206
chem
-
-
-
236
0.086
13
Bon Accord Dam on Apies River: Right Canal
90216
chem
-
-
-
237
0.032
12
Wonderboom Spruit at Mayville Pretoria
90207
chem
-
-
-
239
0.589
13
Klipvoor Dam on Pienaars River: Down Stream Weir
90227
chem
-
-
-
246
0.101
3
Naauwpoort 335 JS on Noupoortspruit
chem
-
-
-
247
0.020
3
Witbank Dam on Olifants River: downstream Weir
90412
chem
-
-
-
248
0.062
7
At Rondebosch U/S Middelburg on Klein Olifants
chem
-
-
-
249
0.027
11
Middelburg Dam on Little Olifants River: downstream
chem
-
-
-
250
0.019
4
At Waaikraal on Koffiespruit
90437
chem
-
-
-
251
0.047
3
Bronkhorstspruit Dam on Bronkh. Spr: Return to Ri
90440
chem
-
-
-
252
0.035
4
Os Spruit at Boschkop
90434
chem
-
-
-
253
0.041
4
At Bronkhorstspruit on Bronkhorstspruit
90433
chem
-
-
-
256
0.018
3
Loskop Dam on Olifants River: Down Stream Weir
90455
chem
-
-
-
258
0.064
4
At Oxford on Olifants River
chem
-
-
-
267
0.160
13
Rietvley 488 IS on Blesbokspruit
90588
chem
-
-
-
268
0.055
15
Vaal River at Goedgeluk/Bloukop
90589
chem
-
-
-
269
0.049
12
Welbedacht 382 IS on Leeuspruit ( See C1H044 for Flow)
90587
chem
-
-
-
270
0.037
7
Grootdraai Dam on Vaal River: Right Canal to Saso
90600
chem
-
-
-
271
0.034
3
Grootdraai Dam on Vaal River: downstream Weir
90599
chem
-
-
-
272
0.264
9
Elandslaagte on Waterval River
90591
chem
-
-
-
273
0.072
13
Vaal River at Nooitgedacht/Gladdedrift
90595
chem
-
-
-
276
0.296
10
Vaal River at Woodlands/Goose Bay Canyon
90688
chem
-
-
-
279
0.153
11
Mooirivierloop (River) at Blaauwbank
90652
chem
-
-
-
280
0.019
10
Witkoppies 382 IQ on Left Principal Canal from Boskop Dam
90672
chem
-
-
-
282
0.149
7
Palmietfontein 250 - at Klipplaatdrift on Vaal River
chem
-
-
-
284
0.025
1
At Vliegekraal on Makwassie Spruit
90650
chem
-
-
-
285
44.0
3
0.101
10
Espagsdrif Seoding 25 Bridge at the Weir on Harts River
chem
-
-
-
286
0.036
10
At Zoutpansdrift on Riet River
90835
chem
-
-
-
287
0.014
7
At Sterkfontein Dam on Nuwejaar Spruit
90886
chem
-
-
-
288
0.023
12
At the Willows on Meul River
90880
chem
-
-
-
289
0.055
9
At Ballingtomp on Wilge River
90884
chem
-
-
-
290
0.035
5
At Frederiksdal on Liebenbergsvlei River
90883
chem
-
-
-
291
0.045
9
Wilge River at Frankfort
90859
chem
-
-
-
293
29.0
5
Wilmea Vaal Gamagara 0.85KM After Confluence of Harts and Vaal River
chem
-
-
-
295
0.044
20
At Marksdrift on Orange River
chem
-
-
-
296
68.3
5
0.293
4
Cooke S Lake (Molopo River) at Mafikeng
chem
Secchi
-
-
297
7.5
3
0.022
4
Volgraafsig Balancing Dam
chem
-
-
-
299
5.0
2
0.035
15
North Canal from Orange River at Kakamas/Neusberg
chem
-
-
-
302
3.2
7
0.031
11
Orange River at Pella Mission
chem
-
-
-
304
0.033
15
At Vioolsdrift on Orange River
101888
chem
-
-
-
306
0.238
6
At Vleesbank Hermon Bridge on Berg River
101939
chem
-
-
-
307
0.041
6
Nieuwkloof 198 - on Klein Berg River
101917
chem
-
-
-
309
0.038
6
Gouda Nieuwkloof - on Inlet Canal from Klein Berg River to Voelvlei Dam
101955
chem
-
-
-
310
0.020
2
Canal from Vier en Twintig River at Drie-Das-Bosc
101950
chem
-
-
-
311
0.018
6
Canal (Right) from Leeu River at de Hoek Estates
101951
chem
-
-
-
313
0.569
4
Moorreesburg Spruit at Holle River
101937
chem
-
-
-
314
0.160
4
At Matjiesfontein on Matjiesriver
101938
chem
-
-
-
315
0.127
6
At Misverstand Die Brug on Berg River
101935
chem
-
-
-
319
1.214
3
135 K.W.T. Q. 2.25 U/S James Mcintyre Bridge on Buffalo River
102514
chem
-
-
-
320
0.649
2
Fort Murray North Outspan on Yellowwoods River
102517
chem
-
-
-
321
0.283
1
Laing Dam on Buffalo River: Pipe to Purification
102519
chem
-
-
-
322
0.006
1
Gqunube River at Outspan
chem
-
-
-
348
0.8
6
0.027
6
Mhlabatshane River at Main Basin Integrated
chem
Secchi
-
-
349
0.026
2
Tugela Canal at Second
102715
chem
-
-
-
350
0.032
4
Tuva Canal at Woodstock
102720
chem
-
-
-
352
0.036
5
Maitlands upstream of Nsezi Lake on Nseleni
chem
-
-
-
353
0.071
6
White Mfolozi River at Klipfontein Dam at D/S Weir
102858
chem
-
-
-
WMS trophic status data
on 2024-09-05 13:02:19 using NEMP_web.R ver 5.6 under R version 4.4.1 (2024-06-14 ucrt)