NEMP winter 2007-04-01 to 2007-09-30

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	26.0	13	0.564	13	Rietvlei Dam on Hennops River: near Dam Wall		chem	Secchi	T	O
3	55.0	26	0.372	23	Hartbeespoort Dam on Crocodile River: near Dam Wall		chem	Secchi	T	O
6	24.1	8	0.098	8	Roodekopjes 203 JQ - Roodekopjes Dam on Krokodilrivier: near Dam Wall		chem	Secchi	T	O
7	3.3	7	0.043	5	Lindleyspoort Dam at Lindleyspoort 220 JP on Elandsrivier near Dam Wall		chem	Secchi	T	O
12	153.1	23	0.345	22	Roodeplaat Dam on Pienaars River: near Dam Wall		chem	Secchi	T	O
13	46.7	13	0.271	15	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
14	27.9	13	0.756	12	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
15	21.2	13	0.206	13	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
16	32.7	15	0.272	12	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
18	120.1	12	0.239	13	Bon Accord Dam on Apies River: near Dam Wall		chem	Secchi	T	O
20	62.6	13	1.170	16	Klipvoor Dam on Pienaars River: near Dam Wall		chem	Secchi	T	O
22			0.176	3	Klein-Maricopoort Dam at Kalkdam 241 JP near Dam Wall		chem	Secchi	T	O
23			0.105	3	Molatedi Dam at Eerstepoort 136 KP on Marico River near Dam Wall		chem	Secchi	-	-
29			0.031	1	Nzhelele Dam on Nzhelele River: near Dam Wall		chem	Secchi	T	-
35			0.066	3	Witbank Dam on Olifants River: near Dam Wall		chem	Secchi	T	O
36	1.0	8	0.031	7	Middelburg Dam on Klein Olifants River: near Dam W		chem	Secchi	T	O
37	42.5	13	0.098	15	Bronkhorstspruit Dam on Bronkhorstspruit near Wall		chem	Secchi	T	O
38	2.4	2	0.043	4	Kliprand 76 JR - Rust de Winter Dam on Elandsrivier: near Dam Wall		chem	Secchi	T	O
39	12.7	2	0.050	7	Rhenosterkop 157 IR - Rhenosterkop Dam on Elandsrivier: near Dam Wall		chem	Secchi	T	-
40	5.6	3	0.037	3	Loskop 81 JS - Loskop Dam on Olifantsrivier: near Dam Wall		chem	Secchi	T	O
42	1.0	5	0.043	4	Mapochsgronde 500 JS - Tonteldoos Dam on Tonteldoosloop near Dam Wall		chem	Secchi	-	-
43	1.0	4	0.030	3	Mapochsgronde 500 JS - Vlugkraal Dam on Vlugkraalrivier: near Dam Wall		chem	Secchi	-	-
45	1.0	5	0.029	3	Buffelkloof 382 KT - Buffelskloof Dam on Watervalrivier: near Dam Wall		chem	Secchi	-	-
46	11.5	7	0.047	7	Arabie 685 KS - Flag Boshielo (Arabie) Dam on Olifantsrivier: near Damwall		chem	Secchi	-	-
49	4.6	2	0.034	5	Ohrigstaddam Natuurreservaat - Ohrigstaddam on Ohrigstadrivier: near Dam Wall		chem	Secchi	T	O
59			0.073	3	Grootdraai Dam - Grootdraai Dam on Vaalrivier: near Dam Wall		chem	Secchi	T	O
66	1.0	6	0.060	7	Witkoppies 382 IQ - Boskop Dam on Mooirivier: near Dam Wall		chem	Secchi	T	O
69	7.2	13	0.028	24	Taung Doornfontein 12 - Taung Dam on Hartsrivier near Dam Wall		chem	Secchi	-	-
70	34.0	7	0.091	6	Farm 92 - Spitskop Dam on Hartsrivier: near Dam Wall		chem	Secchi	T	O
73	7.8	4	0.146	22	Kalkfontein Nature Reserve - Kalkfontein Dam on Rietrivier: near Dam Wall		chem	Secchi	T	O
74			0.142	16	Uitvlugt West 2810 - Krugersdrifdam on Modderrivier: near Dam Wall	90841	chem	-	T	O
75			0.172	1	Fischer 58 - Koppies Dam on Renosterrivier: near Dam Wall		chem	Secchi	T	O
78	1.0	2	0.020	10	Sterkfontein Dam on Nuwejaar Spruit: near Dam Wal		chem	Secchi	T	O
79	2.4	9	0.045	12	Vaalbank 476 IR - Vaal Dam on Vaalrivier: near Dam Wall		chem	Secchi	T	O
80	12.1	12	0.086	6	Bloemhofdam Nature Reserve - Bloemhofdam on Vaalrivier: near Dam Wall		chem	Secchi	T	O
81	4.6	1	0.081	12	At Vaalharts Barrage on Vaalrivier: near Barrage Wall		chem	Secchi	T	-
83			0.042	22	St Clair 148 - Douglas Barrage on Vaal River		chem	Secchi	-	-
86	1.0	10	0.039	19	Kareekloof 1184 - Vanderkloof Dam on Oranjerivier: near Dam Wall		chem	Secchi	-	-
87	4.7	7	0.039	7	Oviston Nature Reserve - Gariep Dam (H F Verwoerd Dam) on Orangerivier: near Dam Wall		chem	Secchi	T	-
88	19.1	3	0.411	3	Lotlamoreng Dam on Molopo River: near Dam Wall		chem	Secchi	-	-
89	2.4	3	0.041	21	Disaneng Dam on Molopo River: near Dam Wall		chem	Secchi	T	-
90	7.7	3	0.259	21	Molopo (Ratshidi) - Modimola Dam (Aka Setumo Montshiwa) on Molopo River: near Dam Wall		chem	Secchi	T	-
91	1.6	6	0.039	7	Boegoeberg Dam on Orange River: near Dam Wall		chem	-	-	-
92	1.0	5	0.039	8	Clanwilliam Andriesgrond 204 - Clanwilliam Dam on Olifantsrivier: near Dam Wall		chem	-	T	O
93	1.0	5			Kromme Valley 113 Bulshoek Dam on Olifants River: near Dam Wall		chem	-	-	-
95	4.7	14	0.070	8	Voelvlei Dam on Voelvlei: near Dam Wall		chem	Secchi	T	O
96	3.4	5	0.123	10	Misverstand 333 - Misverstand Dam on Berg River: at Dam Wall		chem	Secchi	T	-
98	1.0	4	0.084	4	Uylenkraal Kraaibos Dam 100M upstream of Dam Wall		chem	Secchi	-	-
101			0.056	2	Theewaterskloof Dam on Riviersonderend: near Dam Wall		chem	Secchi	T	-
104	2.4	5	0.047	1	Groen Vlei at Ruygte Valley		chem	Secchi	-	-
127			0.024	3	Farm 253 - Gubu Dam on Gubu River: near Dam Wall		chem	-	T	-
130	1.0	5	0.072	6	Mthatha Dam on Mthatha River (Umtata) : near Dam Wall		chem	-	T	-
131	2.3	13	0.029	13	Howick Allemans Drift 950 - Midmar Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
133	16.1	13	0.042	13	Broughton 925 - Albert Falls Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
134	16.3	13	0.043	13	Nagle Dam Nature Reserve - Nagle Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
135	5.0	6	0.044	6	Henley Dam on Msunduze River: near Dam Wall		chem	Secchi	T	-
136	1.3	23	0.025	23	Matabetule - Inanda Dam on Mgeni River: at Dam Wall		chem	Secchi	T	-
137	2.1	6	0.029	6	Cotton Lands 1575 - Hazelmere Dam on Mdloti: near Dam Wall		chem	Secchi	T	-
139	53.6	13	0.054	13	Salem 1052 - Shongweni Dam on Mlazi: near Dam Wall		chem	Secchi	T	O
141	3.7	6	0.045	6	Nungwane Falls - Nungwana Dam on Nungwana River: near Dam Wall		chem	Secchi	-	-
142	3.5	6	0.082	6	Mzinto Dam on Mzinto River: near Dam Wall		chem	Secchi	-	-
143	13.7	6	0.061	13	EJ Smith Main Basin		chem	Secchi	-	-
154	3.1	9	0.031	10	Eshakwini WTW Extraction from Lake Cubhu		chem	-	-	-
156	1.0	9	0.036	10	Mzingazi WTW Extraction Point at Lake Mzingazi		chem	-	-	-
157			0.182	6	Klipfontein Dam on White Mfolozi River: near Dam Wall		chem	Secchi	T	O
173	2.7	1	0.012	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	1.0	2	0.021	2	At Maguga Dam near Inflow on Komati River		chem	Secchi	T	O
176	1.0	1	0.018	2	At Driekoppies Dam 100M U/S of Wall on Lomati River		chem	Secchi	T	O
177	1.0	3	0.028	2	Lomati River at Schoemansdal		chem	Secchi	T	O
178	4.3	1	0.017	2	At Driekoppies Dam near Inflow + Swaziland Border		chem	Secchi	T	O
192			0.032	11	Scheerpoort 477 JQ Magalies River at Scheerpoort	90165	chem	-	T	-
193			1.272	12	Kalkheuwel 493 JQ on Crocodile River	90164	chem	-	T	-
194			2.224	11	Schurveberg 488 JQ at Skurweberg on Hennopsrivier	90166	chem	-	-	-
196			0.403	12	Hartbeespoort Dam on Crocodile River: Left Canal	90212	chem	-	-	-
197			0.366	13	Hartbeespoort Dam on Crocodile River: Right Canal	90213	chem	-	-	-
198			0.381	13	Krokodilpoort 418 JO /Thaba Moya on Krokodilrivier	90192	chem	-	-	-
199			0.374	13	Hartbeespoort Dam on Crocodile River: Down Stream Weir	90214	chem	-	-	-
200			0.964	2	Brits at Krokodildrif Oos on Krokodil	188143	chem	-	-	-
202			0.078	12	Roodekopjes Dam on Crocodile River: Left Canal	90231	chem	-	-	-
203			0.080	4	Roodekopjes Dam on Crocodile River: Right Canal	90232	chem	-	-	-
204			0.060	13	Roodekopjes Dam on Crocodile River: downstream Weir	90167	chem	-	-	-
206	3.8	1	0.055	12	Lindleyspoort 220 JP on Right Canal from Lindley S Poort Dam		chem	-	-	-
209			0.076	12	Waterkloof 423 JP Down Stream Weir for Koster Dam on Kosterrivier	90226	chem	-	-	-
213			0.026	8	Rietvalei 314 JO on Waterkloofspruit Lower Site	90184	chem	-	-	-
216			0.074	9	Canal from Roodekopjes Dam at Bulhoek	90229	chem	-	-	-
217			0.036	10	Vaalkop Dam on Elands River: downstream Weir	90230	chem	-	-	-
219			1.706	11	Pienaars River at Baviaanspoort	90174	chem	-	T	-
220			0.072	14	At Kameeldrift on Hartbeesspruit	90175	chem	-	T	-
221			0.340	6	At Leeuwfontein on Edendalspruit	90176	chem	-	T	-
222			0.358	13	At Franspoort Road Bridge on Edendalspruit	90238	chem	-	-	-
223			0.073	9	Pienaars River at Baviaanspoort (Magaliesberg)	90239	chem	-	-	-
225			0.842	13	Zeekoegat Sewage Effluent	90236	chem	-	-	-
226			1.547	13	Baviaanspoort Sewage Effluent	90237	chem	-	-	-
227			0.299	12	Roodeplaat Dam on Pienaars River: Left Canal	90223	chem	-	-	-
228			0.076	13	Pienaarsrivier 90 JR at Klipdrift on Pienaars River	90160	chem	-	-	-
229			0.281	13	Roodeplaat Dam on Pienaars River: Down Stream Weir	90225	chem	-	-	-
230			1.932	13	Roodeplaat Sewage: Settling Pond S Outflow	90234	chem	-	-	-
232			0.648	13	Steenoond Spruit at Belle Ombre Station/Apies Confluence	90200	chem	-	-	-
233			0.375	13	Skinner Spruit at Daspoort Pretoria/Bantule	90201	chem	-	-	-
234			0.066	12	Walker Spruit at Sunnyside Pretoria/Loftus Versveld	90206	chem	-	-	-
236			0.240	13	Bon Accord Dam on Apies River: Right Canal	90216	chem	-	-	-
237			0.103	13	Wonderboom Spruit at Mayville Pretoria	90207	chem	-	-	-
239			1.320	13	Klipvoor Dam on Pienaars River: Down Stream Weir	90227	chem	-	-	-
245			0.044	5	Olifants River at Wolvekrans		chem	-	-	-
246			0.030	7	Naauwpoort 335 JS on Noupoortspruit		chem	-	-	-
247			0.032	9	Witbank Dam on Olifants River: downstream Weir	90412	chem	-	-	-
248			0.026	8	At Rondebosch U/S Middelburg on Klein Olifants		chem	-	-	-
249			0.024	12	Middelburg Dam on Little Olifants River: downstream		chem	-	-	-
250			0.031	12	At Waaikraal on Koffiespruit	90437	chem	-	-	-
251			0.073	12	Bronkhorstspruit Dam on Bronkh. Spr: Return to Ri	90440	chem	-	-	-
252			0.050	9	Os Spruit at Boschkop	90434	chem	-	-	-
253			0.051	11	At Bronkhorstspruit on Bronkhorstspruit	90433	chem	-	-	-
254			0.048	11	Loskop Dam on Olifants River: Left Canal		chem	-	-	-
255			0.041	10	Loskop Dam on Olifants River: Right Canal		chem	-	-	-
256			0.040	12	Loskop Dam on Olifants River: Down Stream Weir	90455	chem	-	-	-
258			0.040	8	At Oxford on Olifants River		chem	-	-	-
262			0.048	2	Turksvygbult on Left Canal from Magoebaskloof Dam	90541	chem	-	-	-
263			0.036	2	At Grysappel on Groot Letaba	90527	chem	-	-	-
267			0.073	11	Rietvley 488 IS on Blesbokspruit	90588	chem	-	-	-
268			0.109	12	Vaal River at Goedgeluk/Bloukop	90589	chem	-	-	-
269			0.072	2	Welbedacht 382 IS on Leeuspruit ( See C1H044 for Flow)	90587	chem	-	-	-
270			0.054	11	Grootdraai Dam on Vaal River: Right Canal to Saso	90600	chem	-	-	-
271			0.059	9	Grootdraai Dam on Vaal River: downstream Weir	90599	chem	-	-	-
272			1.313	9	Elandslaagte on Waterval River	90591	chem	-	-	-
273			0.069	15	Vaal River at Nooitgedacht/Gladdedrift	90595	chem	-	-	-
274			0.141	15	Villiers 492 at Flood Section on Vaal River	90597	chem	-	-	-
275			0.053	12	Vaal Dam on Vaal River: Down Stream Weir	90678	chem	-	-	-
276			0.485	12	Vaal River at Woodlands/Goose Bay Canyon	90688	chem	-	-	-
279			0.544	10	Mooirivierloop (River) at Blaauwbank	90652	chem	-	-	-
280			0.028	10	Witkoppies 382 IQ on Left Principal Canal from Boskop Dam	90672	chem	-	-	-
282			0.232	14	Palmietfontein 250 - at Klipplaatdrift on Vaal River		chem	-	-	-
285	10.0	7	0.103	8	Espagsdrif Seoding 25 Bridge at the Weir on Harts River		chem	-	-	-
286			0.044	25	At Zoutpansdrift on Riet River	90835	chem	-	-	-
287			0.026	9	At Sterkfontein Dam on Nuwejaar Spruit	90886	chem	-	-	-
288			0.043	11	At the Willows on Meul River	90880	chem	-	-	-
289			0.062	11	At Ballingtomp on Wilge River	90884	chem	-	-	-
290			0.041	12	At Frederiksdal on Liebenbergsvlei River	90883	chem	-	-	-
291			0.045	13	Wilge River at Frankfort	90859	chem	-	-	-
292			0.066	11	Bloemhof Dam on Vaal River: Down Stream Weir	90908	chem	-	-	-
293	4.3	5			Wilmea Vaal Gamagara 0.85KM After Confluence of Harts and Vaal River		chem	-	-	-
295			0.038	24	At Marksdrift on Orange River		chem	-	-	-
296	47.0	3	0.890	3	Cooke S Lake (Molopo River) at Mafikeng		chem	Secchi	-	-
297	3.5	6	0.054	6	Volgraafsig Balancing Dam		chem	-	-	-
299	7.9	2	0.028	11	North Canal from Orange River at Kakamas/Neusberg		chem	-	-	-
300			0.051	5	Balancing Dam on Bloemsmond Kanoneiland		chem	-	-	-
301	15.5	1	0.042	7	Orange River at Upington		chem	-	-	-
302	11.0	11	0.055	23	Orange River at Pella Mission		chem	-	-	-
303	3.1	1			Orange River at Henkries Namaqua Water Board Abstraction		chem	-	-	-
306			0.270	12	At Vleesbank Hermon Bridge on Berg River	101939	chem	-	-	-
307			0.077	9	Nieuwkloof 198 - on Klein Berg River	101917	chem	-	-	-
308			0.048	14	Voelvlei Dam on Voelvlei: Left Canal	101954	chem	-	-	-
309			0.038	6	Gouda Nieuwkloof - on Inlet Canal from Klein Berg River to Voelvlei Dam	101955	chem	-	-	-
310			0.018	6	Canal from Vier en Twintig River at Drie-Das-Bosc	101950	chem	-	-	-
311			0.029	9	Canal (Right) from Leeu River at de Hoek Estates	101951	chem	-	-	-
312			0.155	12	At Drieheuvels on Berg River	101922	chem	-	-	-
313			0.369	9	Moorreesburg Spruit at Holle River	101937	chem	-	-	-
314			0.179	5	At Matjiesfontein on Matjiesriver	101938	chem	-	-	-
315			0.142	12	At Misverstand Die Brug on Berg River	101935	chem	-	-	-
353			0.290	3	White Mfolozi River at Klipfontein Dam at D/S Weir	102858	chem	-	-	-

WMS trophic status data on 2024-09-05 13:04:02 using NEMP_web.R ver 5.6 under R version 4.4.1 (2024-06-14 ucrt)