NEMP winter 2002-04-01 to 2002-09-30

Index | Explanation of classification terms and colour coding | ←Prev Next→

№	Median Chl a μg/L	n	Median TP mg/L	n	Name (click here to see all sites in Google Earth or select a name below to show just that site in Google Earth)	Plot Chl a TP	Plot all chem	Secchi disk	T ^oC	O₂ mg/L
1	14.4	12	0.318	12	Rietvlei Dam on Hennops River: near Dam Wall		chem	Secchi	T	O
3	36.8	26	0.092	26	Hartbeespoort Dam on Crocodile River: near Dam Wall		chem	Secchi	T	O
5			0.021	1	Buffelspoort Dam on Sterkstroom River: near Dam Wall		chem	Secchi	T	O
6			0.048	2	Roodekopjes 203 JQ - Roodekopjes Dam on Krokodilrivier: near Dam Wall		chem	Secchi	T	O
7	7.5	7	0.034	17	Lindleyspoort Dam at Lindleyspoort 220 JP on Elandsrivier near Dam Wall		chem	Secchi	T	O
8	6.8	7	0.040	16	Koster River Dam on Koster River: near Dam Wall		chem	Secchi	T	O
11	6.5	4	0.031	5	Bulhoek 75 JQ - Vaalkop Dam on Elandsrivier: near Dam Wall		chem	Secchi	T	O
12	7.6	22	0.227	22	Roodeplaat Dam on Pienaars River: near Dam Wall		chem	Secchi	T	O
13	12.1	11	0.235	11	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
14	38.7	11	0.304	11	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
15	7.2	11	0.214	11	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
16	15.1	11	0.283	11	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
18	234.5	12	0.292	12	Bon Accord Dam on Apies River: near Dam Wall		chem	Secchi	T	O
20	24.6	12	0.565	13	Klipvoor Dam on Pienaars River: near Dam Wall		chem	Secchi	T	O
35	1.0	7	0.047	5	Witbank Dam on Olifants River: near Dam Wall		chem	Secchi	T	O
36	1.0	11	0.030	12	Middelburg Dam on Klein Olifants River: near Dam W		chem	Secchi	T	O
37	11.8	12	0.061	26	Bronkhorstspruit Dam on Bronkhorstspruit near Wall		chem	Secchi	T	O
40	3.5	10	0.027	11	Loskop 81 JS - Loskop Dam on Olifantsrivier: near Dam Wall		chem	Secchi	T	O
53	2.2	7	0.024	8	Turksvygbult 550 LT - Magoebaskloof Dam on Politsirivier: near Dam Wall		chem	Secchi	T	O
54	1.6	6	0.023	6	Doornhoek 535 LT - Tzaneen Dam on Groot Letaba: near Dam Wall		chem	Secchi	T	O
66	1.8	10	0.029	25	Witkoppies 382 IQ - Boskop Dam on Mooirivier: near Dam Wall		chem	Secchi	T	O
69	3.8	5	0.021	24	Taung Doornfontein 12 - Taung Dam on Hartsrivier near Dam Wall		chem	Secchi	-	-
70	8.4	2	0.019	5	Farm 92 - Spitskop Dam on Hartsrivier: near Dam Wall		chem	Secchi	T	O
71	1.0	12	0.284	12	Corannakraal 87 - Erfenis Dam on Vet River near Dam Wall		chem	Secchi	T	O
72			0.092	1	Willem Pretorius Wildtuin - Allemanskraaldam on Sandrivier: near Dam Wall		chem	Secchi	T	O
73			0.034	2	Kalkfontein Nature Reserve - Kalkfontein Dam on Rietrivier: near Dam Wall		chem	Secchi	T	O
74			0.130	3	Uitvlugt West 2810 - Krugersdrifdam on Modderrivier: near Dam Wall	90841	chem	-	T	O
75	7.7	6	0.077	7	Fischer 58 - Koppies Dam on Renosterrivier: near Dam Wall		chem	Secchi	T	O
76	4.2	1			Roodepoort 124 - Roodepoort (Cornelia) Dam on Leeu Spruit: near Dam Wall		chem	-	-	-
77			0.023	3	Driekloof Oost 1123 - Driekloof Dam near Dam Wall		chem	-	-	-
78	4.2	8	0.030	19	Sterkfontein Dam on Nuwejaar Spruit: near Dam Wal		chem	Secchi	T	O
79	3.9	7	0.069	18	Vaalbank 476 IR - Vaal Dam on Vaalrivier: near Dam Wall		chem	Secchi	T	O
80	11.5	12	0.065	20	Bloemhofdam Nature Reserve - Bloemhofdam on Vaalrivier: near Dam Wall		chem	Secchi	T	O
81	4.8	5	0.039	2	At Vaalharts Barrage on Vaalrivier: near Barrage Wall		chem	Secchi	T	-
83			0.060	14	St Clair 148 - Douglas Barrage on Vaal River		chem	Secchi	-	-
86			0.051	3	Kareekloof 1184 - Vanderkloof Dam on Oranjerivier: near Dam Wall		chem	Secchi	-	-
87	1.0	9	0.077	12	Oviston Nature Reserve - Gariep Dam (H F Verwoerd Dam) on Orangerivier: near Dam Wall		chem	Secchi	T	-
88	9.7	4	0.086	5	Lotlamoreng Dam on Molopo River: near Dam Wall		chem	Secchi	-	-
89	8.8	5	0.037	25	Disaneng Dam on Molopo River: near Dam Wall		chem	Secchi	T	-
90	17.8	4	0.115	23	Molopo (Ratshidi) - Modimola Dam (Aka Setumo Montshiwa) on Molopo River: near Dam Wall		chem	Secchi	T	-
91	13.4	13	0.061	22	Boegoeberg Dam on Orange River: near Dam Wall		chem	-	-	-
95	4.9	4	0.048	10	Voelvlei Dam on Voelvlei: near Dam Wall		chem	Secchi	T	O
96	3.9	11	0.110	9	Misverstand 333 - Misverstand Dam on Berg River: at Dam Wall		chem	Secchi	T	-
122	4.9	1	0.156	7	Mount Coke Forest Reserve - Laing Dam on Buffalo River: near Dam Wall		chem	Secchi	T	-
125	1.0	1			Farm 305 - Nahoon Dam on Nahoon River: near Dam Wall		chem	Secchi	T	O
130	1.0	1			Mthatha Dam on Mthatha River (Umtata) : near Dam Wall		chem	-	T	-
131	2.8	9	0.020	7	Howick Allemans Drift 950 - Midmar Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
133	5.1	7	0.018	7	Broughton 925 - Albert Falls Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
134	4.0	7	0.017	5	Nagle Dam Nature Reserve - Nagle Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
135	4.4	2	0.025	2	Henley Dam on Msunduze River: near Dam Wall		chem	Secchi	T	-
136	1.3	5	0.018	6	Matabetule - Inanda Dam on Mgeni River: at Dam Wall		chem	Secchi	T	-
137	0.3	7	0.037	7	Cotton Lands 1575 - Hazelmere Dam on Mdloti: near Dam Wall		chem	Secchi	T	-
139	9.2	3			Salem 1052 - Shongweni Dam on Mlazi: near Dam Wall		chem	Secchi	T	O
141	2.3	7	0.008	7	Nungwane Falls - Nungwana Dam on Nungwana River: near Dam Wall		chem	Secchi	-	-
142	8.3	2	0.040	1	Mzinto Dam on Mzinto River: near Dam Wall		chem	Secchi	-	-
143	12.5	7	0.037	6	EJ Smith Main Basin		chem	Secchi	-	-
157	5.5	1	0.107	23	Klipfontein Dam on White Mfolozi River: near Dam Wall		chem	Secchi	T	O
173	2.6	2	0.017	1	At Maguga Dam 100M U/S of Dam Wall on Komati River		chem	Secchi	T	O
174			0.020	1	At Maguga Dam in Middle of Dam on Komati River		chem	Secchi	T	O
175			0.029	1	At Maguga Dam near Inflow on Komati River		chem	Secchi	T	O
176	3.2	3	0.022	3	At Driekoppies Dam 100M U/S of Wall on Lomati River		chem	Secchi	T	O
177	1.0	2	0.019	3	Lomati River at Schoemansdal		chem	Secchi	T	O
178	4.1	3	0.015	3	At Driekoppies Dam near Inflow + Swaziland Border		chem	Secchi	T	O
182			0.741	11	Hennops River at V Riebeeck Nat Res up/S Rietvlei	90218	chem	-	-	-
192			0.037	14	Scheerpoort 477 JQ Magalies River at Scheerpoort	90165	chem	-	T	-
193			0.423	14	Kalkheuwel 493 JQ on Crocodile River	90164	chem	-	T	-
194			0.668	13	Schurveberg 488 JQ at Skurweberg on Hennopsrivier	90166	chem	-	-	-
196			0.059	13	Hartbeespoort Dam on Crocodile River: Left Canal	90212	chem	-	-	-
197			0.060	14	Hartbeespoort Dam on Crocodile River: Right Canal	90213	chem	-	-	-
198			0.135	13	Krokodilpoort 418 JO /Thaba Moya on Krokodilrivier	90192	chem	-	-	-
199			0.062	14	Hartbeespoort Dam on Crocodile River: Down Stream Weir	90214	chem	-	-	-
202			0.038	12	Roodekopjes Dam on Crocodile River: Left Canal	90231	chem	-	-	-
203			0.047	13	Roodekopjes Dam on Crocodile River: Right Canal	90232	chem	-	-	-
204			0.040	14	Roodekopjes Dam on Crocodile River: downstream Weir	90167	chem	-	-	-
205			0.026	2	Gwatlhe River Bridge on Sterkstroom		chem	-	-	-
206			0.055	19	Lindleyspoort 220 JP on Right Canal from Lindley S Poort Dam		chem	-	-	-
207			0.043	10	Brakfontein 404 JP Down Stream Weir for Swartruggens Dam on Elandsrivier	90228	chem	-	-	-
208			0.029	13	Steenbokfontein 426 JP on Kosterrivier	90182	chem	-	-	-
209			0.044	18	Waterkloof 423 JP Down Stream Weir for Koster Dam on Kosterrivier	90226	chem	-	-	-
210			0.352	2	Monnakato Rietspruit at Road Bridge on Elandsrivier		chem	-	-	-
213			0.016	7	Rietvalei 314 JO on Waterkloofspruit Lower Site	90184	chem	-	-	-
215			4.988	2	Hex River Bridge near Tekwane		chem	-	-	-
216			0.073	1	Canal from Roodekopjes Dam at Bulhoek	90229	chem	-	-	-
217			0.043	14	Vaalkop Dam on Elands River: downstream Weir	90230	chem	-	-	-
218			0.154	2	Hex River downstream of the Hartebeesfontein STW		chem	-	-	-
219			0.358	14	Pienaars River at Baviaanspoort	90174	chem	-	T	-
220			0.054	13	At Kameeldrift on Hartbeesspruit	90175	chem	-	T	-
221			0.100	14	At Leeuwfontein on Edendalspruit	90176	chem	-	T	-
222			0.115	12	At Franspoort Road Bridge on Edendalspruit	90238	chem	-	-	-
223			0.099	12	Pienaars River at Baviaanspoort (Magaliesberg)	90239	chem	-	-	-
225			1.073	12	Zeekoegat Sewage Effluent	90236	chem	-	-	-
226			0.566	12	Baviaanspoort Sewage Effluent	90237	chem	-	-	-
227			0.253	11	Roodeplaat Dam on Pienaars River: Left Canal	90223	chem	-	-	-
228			0.132	13	Pienaarsrivier 90 JR at Klipdrift on Pienaars River	90160	chem	-	-	-
229			0.180	2	Roodeplaat Dam on Pienaars River: Down Stream Weir	90225	chem	-	-	-
230			2.212	12	Roodeplaat Sewage: Settling Pond S Outflow	90234	chem	-	-	-
231			2.334	9	Roodeplaat Sewage in Settling Pond	90235	chem	-	-	-
232			0.247	13	Steenoond Spruit at Belle Ombre Station/Apies Confluence	90200	chem	-	-	-
233			0.373	13	Skinner Spruit at Daspoort Pretoria/Bantule	90201	chem	-	-	-
234			0.053	14	Walker Spruit at Sunnyside Pretoria/Loftus Versveld	90206	chem	-	-	-
236			0.314	12	Bon Accord Dam on Apies River: Right Canal	90216	chem	-	-	-
237			0.058	13	Wonderboom Spruit at Mayville Pretoria	90207	chem	-	-	-
239			0.485	14	Klipvoor Dam on Pienaars River: Down Stream Weir	90227	chem	-	-	-
245			0.036	17	Olifants River at Wolvekrans		chem	-	-	-
246			0.022	15	Naauwpoort 335 JS on Noupoortspruit		chem	-	-	-
247			0.018	16	Witbank Dam on Olifants River: downstream Weir	90412	chem	-	-	-
248			0.041	13	At Rondebosch U/S Middelburg on Klein Olifants		chem	-	-	-
249			0.029	13	Middelburg Dam on Little Olifants River: downstream		chem	-	-	-
250			0.029	13	At Waaikraal on Koffiespruit	90437	chem	-	-	-
251			0.042	12	Bronkhorstspruit Dam on Bronkh. Spr: Return to Ri	90440	chem	-	-	-
252			0.030	13	Os Spruit at Boschkop	90434	chem	-	-	-
253			0.040	13	At Bronkhorstspruit on Bronkhorstspruit	90433	chem	-	-	-
254			0.020	10	Loskop Dam on Olifants River: Left Canal		chem	-	-	-
255			0.024	12	Loskop Dam on Olifants River: Right Canal		chem	-	-	-
256			0.026	13	Loskop Dam on Olifants River: Down Stream Weir	90455	chem	-	-	-
262			0.032	12	Turksvygbult on Left Canal from Magoebaskloof Dam	90541	chem	-	-	-
263			0.033	10	At Grysappel on Groot Letaba	90527	chem	-	-	-
267			0.190	15	Rietvley 488 IS on Blesbokspruit	90588	chem	-	-	-
268			0.079	14	Vaal River at Goedgeluk/Bloukop	90589	chem	-	-	-
269			0.076	13	Welbedacht 382 IS on Leeuspruit ( See C1H044 for Flow)	90587	chem	-	-	-
270			0.030	13	Grootdraai Dam on Vaal River: Right Canal to Saso	90600	chem	-	-	-
271			0.035	13	Grootdraai Dam on Vaal River: downstream Weir	90599	chem	-	-	-
272			0.336	14	Elandslaagte on Waterval River	90591	chem	-	-	-
273			0.084	15	Vaal River at Nooitgedacht/Gladdedrift	90595	chem	-	-	-
274			0.077	15	Villiers 492 at Flood Section on Vaal River	90597	chem	-	-	-
275			0.069	13	Vaal Dam on Vaal River: Down Stream Weir	90678	chem	-	-	-
276			0.322	14	Vaal River at Woodlands/Goose Bay Canyon	90688	chem	-	-	-
279			0.793	14	Mooirivierloop (River) at Blaauwbank	90652	chem	-	-	-
280			0.033	13	Witkoppies 382 IQ on Left Principal Canal from Boskop Dam	90672	chem	-	-	-
282			0.156	13	Palmietfontein 250 - at Klipplaatdrift on Vaal River		chem	-	-	-
283			0.119	9	Leeudoring Spruit at Klipspruit	90649	chem	-	-	-
284			0.049	5	At Vliegekraal on Makwassie Spruit	90650	chem	-	-	-
285			0.047	9	Espagsdrif Seoding 25 Bridge at the Weir on Harts River		chem	-	-	-
286			0.048	12	At Zoutpansdrift on Riet River	90835	chem	-	-	-
287			0.025	7	At Sterkfontein Dam on Nuwejaar Spruit	90886	chem	-	-	-
289			0.071	14	At Ballingtomp on Wilge River	90884	chem	-	-	-
290			0.061	13	At Frederiksdal on Liebenbergsvlei River	90883	chem	-	-	-
291			0.071	14	Wilge River at Frankfort	90859	chem	-	-	-
292			0.074	15	Bloemhof Dam on Vaal River: Down Stream Weir	90908	chem	-	-	-
295			0.079	10	At Marksdrift on Orange River		chem	-	-	-
296	15.1	4	0.328	5	Cooke S Lake (Molopo River) at Mafikeng		chem	Secchi	-	-
297	5.6	8			Volgraafsig Balancing Dam		chem	-	-	-
299	1.7	4	0.076	16	North Canal from Orange River at Kakamas/Neusberg		chem	-	-	-
301	2.3	1			Orange River at Upington		chem	-	-	-
302	32.4	9	0.082	24	Orange River at Pella Mission		chem	-	-	-
303	18.3	13	0.050	7	Orange River at Henkries Namaqua Water Board Abstraction		chem	-	-	-
304			0.062	20	At Vioolsdrift on Orange River	101888	chem	-	-	-
305			0.082	1	Orange River at Alexander Bay at Sir Ernest Oppenheimer Bridge		chem	-	-	-
306			0.244	11	At Vleesbank Hermon Bridge on Berg River	101939	chem	-	-	-
307			0.066	12	Nieuwkloof 198 - on Klein Berg River	101917	chem	-	-	-
308			0.031	3	Voelvlei Dam on Voelvlei: Left Canal	101954	chem	-	-	-
309			0.033	3	Gouda Nieuwkloof - on Inlet Canal from Klein Berg River to Voelvlei Dam	101955	chem	-	-	-
310			0.021	12	Canal from Vier en Twintig River at Drie-Das-Bosc	101950	chem	-	-	-
311			0.028	12	Canal (Right) from Leeu River at de Hoek Estates	101951	chem	-	-	-
312			0.132	10	At Drieheuvels on Berg River	101922	chem	-	-	-
313			0.399	11	Moorreesburg Spruit at Holle River	101937	chem	-	-	-
314			0.166	10	At Matjiesfontein on Matjiesriver	101938	chem	-	-	-
315			0.097	13	At Misverstand Die Brug on Berg River	101935	chem	-	-	-
319			0.829	13	135 K.W.T. Q. 2.25 U/S James Mcintyre Bridge on Buffalo River	102514	chem	-	-	-
320			0.343	13	Fort Murray North Outspan on Yellowwoods River	102517	chem	-	-	-
321			0.203	12	Laing Dam on Buffalo River: Pipe to Purification	102519	chem	-	-	-
322	1.0	1	0.073	8	Gqunube River at Outspan		chem	-	-	-
350			0.040	1	Tuva Canal at Woodstock	102720	chem	-	-	-
353			0.094	12	White Mfolozi River at Klipfontein Dam at D/S Weir	102858	chem	-	-	-

WMS trophic status data on 2024-09-05 13:05:30 using NEMP_web.R ver 5.6 under R version 4.4.1 (2024-06-14 ucrt)