NEMP winter 2005-04-01 to 2005-09-30

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	85.8	11	0.363	11	Rietvlei Dam on Hennops River: near Dam Wall		chem	Secchi	T	O
3	9.0	24	0.064	24	Hartbeespoort Dam on Crocodile River: near Dam Wall		chem	Secchi	T	O
7	1.0	6	0.056	6	Lindleyspoort Dam at Lindleyspoort 220 JP on Elandsrivier near Dam Wall		chem	Secchi	T	O
12	36.8	26	0.155	26	Roodeplaat Dam on Pienaars River: near Dam Wall		chem	Secchi	T	O
13	49.2	13	0.184	13	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
14	84.0	13	0.240	13	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
15	30.8	13	0.160	13	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
16	44.7	13	0.215	13	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
18	147.8	11	0.172	11	Bon Accord Dam on Apies River: near Dam Wall		chem	Secchi	T	O
20	39.1	12	0.653	12	Klipvoor Dam on Pienaars River: near Dam Wall		chem	Secchi	T	O
22			2.485	3	Klein-Maricopoort Dam at Kalkdam 241 JP near Dam Wall		chem	Secchi	T	O
23			0.039	4	Molatedi Dam at Eerstepoort 136 KP on Marico River near Dam Wall		chem	Secchi	-	-
34			0.034	2	Mutshindudi River at Vondo Dam at Vhutanda		chem	Secchi	-	-
35			0.062	7	Witbank Dam on Olifants River: near Dam Wall		chem	Secchi	T	O
36	0.5	11	0.030	13	Middelburg Dam on Klein Olifants River: near Dam W		chem	Secchi	T	O
37	62.6	12	0.128	12	Bronkhorstspruit Dam on Bronkhorstspruit near Wall		chem	Secchi	T	O
38			0.032	1	Kliprand 76 JR - Rust de Winter Dam on Elandsrivier: near Dam Wall		chem	Secchi	T	O
39			0.050	1	Rhenosterkop 157 IR - Rhenosterkop Dam on Elandsrivier: near Dam Wall		chem	Secchi	T	-
40	1.0	5	0.059	2	Loskop 81 JS - Loskop Dam on Olifantsrivier: near Dam Wall		chem	Secchi	T	O
42	1.0	5	0.022	9	Mapochsgronde 500 JS - Tonteldoos Dam on Tonteldoosloop near Dam Wall		chem	Secchi	-	-
43	0.8	2	0.031	10	Mapochsgronde 500 JS - Vlugkraal Dam on Vlugkraalrivier: near Dam Wall		chem	Secchi	-	-
45	0.5	3	0.034	6	Buffelkloof 382 KT - Buffelskloof Dam on Watervalrivier: near Dam Wall		chem	Secchi	-	-
46	10.2	1	0.035	2	Arabie 685 KS - Flag Boshielo (Arabie) Dam on Olifantsrivier: near Damwall		chem	Secchi	-	-
48	1.0	1	0.033	1	Blyderivierpoort 595 KT - Blyderivierspoortdam on Blyderivier: near Dam Wal		chem	-	-	-
49	1.0	1	0.069	1	Ohrigstaddam Natuurreservaat - Ohrigstaddam on Ohrigstadrivier: near Dam Wall		chem	Secchi	T	O
51	2.2	1			Guernsey 81 KU - Klaserie (Jan Wassenaar) Dam on Klaserierivier near Dam Wall		chem	-	-	-
59	1.4	2	0.058	3	Grootdraai Dam - Grootdraai Dam on Vaalrivier: near Dam Wall		chem	Secchi	T	O
66	0.5	1	0.027	7	Witkoppies 382 IQ - Boskop Dam on Mooirivier: near Dam Wall		chem	Secchi	T	O
69	1.0	2	0.026	22	Taung Doornfontein 12 - Taung Dam on Hartsrivier near Dam Wall		chem	Secchi	-	-
70			0.067	1	Farm 92 - Spitskop Dam on Hartsrivier: near Dam Wall		chem	Secchi	T	O
71	1.0	2	0.129	1	Corannakraal 87 - Erfenis Dam on Vet River near Dam Wall		chem	Secchi	T	O
73	4.3	1	0.074	14	Kalkfontein Nature Reserve - Kalkfontein Dam on Rietrivier: near Dam Wall		chem	Secchi	T	O
74			0.338	3	Uitvlugt West 2810 - Krugersdrifdam on Modderrivier: near Dam Wall	90841	chem	-	T	O
78	1.0	1	0.020	18	Sterkfontein Dam on Nuwejaar Spruit: near Dam Wal		chem	Secchi	T	O
79	2.3	7	0.126	12	Vaalbank 476 IR - Vaal Dam on Vaalrivier: near Dam Wall		chem	Secchi	T	O
80	6.8	9	0.079	15	Bloemhofdam Nature Reserve - Bloemhofdam on Vaalrivier: near Dam Wall		chem	Secchi	T	O
81	3.0	9	0.084	18	At Vaalharts Barrage on Vaalrivier: near Barrage Wall		chem	Secchi	T	-
83	2.7	4	0.052	23	St Clair 148 - Douglas Barrage on Vaal River		chem	Secchi	-	-
84	4.4	1	0.067	9	Knellpoort 48 - Knellpoort Dam on Rietspruit: near Dam Wall		chem	-	T	-
85	6.3	4	0.110	2	Welbedacht 285 - Welbedacht Dam on Caledon River: near Dam Wall		chem	Secchi	T	-
86			0.037	10	Kareekloof 1184 - Vanderkloof Dam on Oranjerivier: near Dam Wall		chem	Secchi	-	-
87	1.0	12	0.046	4	Oviston Nature Reserve - Gariep Dam (H F Verwoerd Dam) on Orangerivier: near Dam Wall		chem	Secchi	T	-
88	18.5	3	0.126	19	Lotlamoreng Dam on Molopo River: near Dam Wall		chem	Secchi	-	-
89	1.2	2	0.059	23	Disaneng Dam on Molopo River: near Dam Wall		chem	Secchi	T	-
90	19.2	3	0.127	23	Molopo (Ratshidi) - Modimola Dam (Aka Setumo Montshiwa) on Molopo River: near Dam Wall		chem	Secchi	T	-
91	2.8	9	0.038	10	Boegoeberg Dam on Orange River: near Dam Wall		chem	-	-	-
92	1.0	7	0.034	3	Clanwilliam Andriesgrond 204 - Clanwilliam Dam on Olifantsrivier: near Dam Wall		chem	-	T	O
93	1.6	4	0.052	3	Kromme Valley 113 Bulshoek Dam on Olifants River: near Dam Wall		chem	-	-	-
95			0.089	4	Voelvlei Dam on Voelvlei: near Dam Wall		chem	Secchi	T	O
96	1.0	5	0.248	3	Misverstand 333 - Misverstand Dam on Berg River: at Dam Wall		chem	Secchi	T	-
98	1.0	1	0.064	8	Uylenkraal Kraaibos Dam 100M upstream of Dam Wall		chem	Secchi	-	-
104	1.0	7	0.037	10	Groen Vlei at Ruygte Valley		chem	Secchi	-	-
122	5.7	2			Mount Coke Forest Reserve - Laing Dam on Buffalo River: near Dam Wall		chem	Secchi	T	-
124			0.147	1	Bridle Dam Nature Reserve - Bridle Drift Dam on Buffalo River: near Dam Wall		chem	Secchi	T	-
127	2.8	1	0.022	1	Farm 253 - Gubu Dam on Gubu River: near Dam Wall		chem	-	T	-
128			0.017	2	Wiggleswade 614 - Wriggleswade Dam on Kubisi River: near Dam Wall		chem	-	-	-
130	1.0	6	0.060	6	Mthatha Dam on Mthatha River (Umtata) : near Dam Wall		chem	-	T	-
131	4.3	13	0.016	13	Howick Allemans Drift 950 - Midmar Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
133	18.5	13	0.024	14	Broughton 925 - Albert Falls Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
134	13.7	13	0.019	13	Nagle Dam Nature Reserve - Nagle Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
135	3.3	6	0.023	6	Henley Dam on Msunduze River: near Dam Wall		chem	Secchi	T	-
136	1.8	13	0.008	14	Matabetule - Inanda Dam on Mgeni River: at Dam Wall		chem	Secchi	T	-
137	3.5	6	0.018	6	Cotton Lands 1575 - Hazelmere Dam on Mdloti: near Dam Wall		chem	Secchi	T	-
139	117.1	13	0.079	13	Salem 1052 - Shongweni Dam on Mlazi: near Dam Wall		chem	Secchi	T	O
141	6.8	6	0.018	6	Nungwane Falls - Nungwana Dam on Nungwana River: near Dam Wall		chem	Secchi	-	-
142	9.8	6	0.047	6	Mzinto Dam on Mzinto River: near Dam Wall		chem	Secchi	-	-
143	38.2	6	0.045	13	EJ Smith Main Basin		chem	Secchi	-	-
154	0.8	2	0.038	8	Eshakwini WTW Extraction from Lake Cubhu		chem	-	-	-
156	0.8	2	0.022	11	Mzingazi WTW Extraction Point at Lake Mzingazi		chem	-	-	-
167	3.2	3	0.032	2	Jericho Dam		chem	Secchi	T	O
176	1.0	1	0.018	3	At Driekoppies Dam 100M U/S of Wall on Lomati River		chem	Secchi	T	O
177			0.019	2	Lomati River at Schoemansdal		chem	Secchi	T	O
192			0.052	12	Scheerpoort 477 JQ Magalies River at Scheerpoort	90165	chem	-	T	-
193			0.694	12	Kalkheuwel 493 JQ on Crocodile River	90164	chem	-	T	-
194			1.297	13	Schurveberg 488 JQ at Skurweberg on Hennopsrivier	90166	chem	-	-	-
196			0.096	12	Hartbeespoort Dam on Crocodile River: Left Canal	90212	chem	-	-	-
197			0.099	13	Hartbeespoort Dam on Crocodile River: Right Canal	90213	chem	-	-	-
198			0.174	13	Krokodilpoort 418 JO /Thaba Moya on Krokodilrivier	90192	chem	-	-	-
199			0.119	13	Hartbeespoort Dam on Crocodile River: Down Stream Weir	90214	chem	-	-	-
202			0.053	12	Roodekopjes Dam on Crocodile River: Left Canal	90231	chem	-	-	-
203			0.055	13	Roodekopjes Dam on Crocodile River: Right Canal	90232	chem	-	-	-
204			0.049	13	Roodekopjes Dam on Crocodile River: downstream Weir	90167	chem	-	-	-
206			0.070	12	Lindleyspoort 220 JP on Right Canal from Lindley S Poort Dam		chem	-	-	-
207			0.056	11	Brakfontein 404 JP Down Stream Weir for Swartruggens Dam on Elandsrivier	90228	chem	-	-	-
208			0.035	11	Steenbokfontein 426 JP on Kosterrivier	90182	chem	-	-	-
209			0.133	2	Waterkloof 423 JP Down Stream Weir for Koster Dam on Kosterrivier	90226	chem	-	-	-
216			0.060	6	Canal from Roodekopjes Dam at Bulhoek	90229	chem	-	-	-
217			0.049	13	Vaalkop Dam on Elands River: downstream Weir	90230	chem	-	-	-
219			1.036	12	Pienaars River at Baviaanspoort	90174	chem	-	T	-
220			0.044	11	At Kameeldrift on Hartbeesspruit	90175	chem	-	T	-
221			0.143	5	At Leeuwfontein on Edendalspruit	90176	chem	-	T	-
222			0.102	12	At Franspoort Road Bridge on Edendalspruit	90238	chem	-	-	-
223			0.226	13	Pienaars River at Baviaanspoort (Magaliesberg)	90239	chem	-	-	-
225			0.980	13	Zeekoegat Sewage Effluent	90236	chem	-	-	-
226			0.999	13	Baviaanspoort Sewage Effluent	90237	chem	-	-	-
227			0.160	10	Roodeplaat Dam on Pienaars River: Left Canal	90223	chem	-	-	-
228			0.084	13	Pienaarsrivier 90 JR at Klipdrift on Pienaars River	90160	chem	-	-	-
229			0.178	13	Roodeplaat Dam on Pienaars River: Down Stream Weir	90225	chem	-	-	-
230			1.650	13	Roodeplaat Sewage: Settling Pond S Outflow	90234	chem	-	-	-
232			0.361	12	Steenoond Spruit at Belle Ombre Station/Apies Confluence	90200	chem	-	-	-
233			0.290	13	Skinner Spruit at Daspoort Pretoria/Bantule	90201	chem	-	-	-
234			0.056	13	Walker Spruit at Sunnyside Pretoria/Loftus Versveld	90206	chem	-	-	-
236			0.213	12	Bon Accord Dam on Apies River: Right Canal	90216	chem	-	-	-
237			0.078	12	Wonderboom Spruit at Mayville Pretoria	90207	chem	-	-	-
239			0.686	13	Klipvoor Dam on Pienaars River: Down Stream Weir	90227	chem	-	-	-
245			0.039	9	Olifants River at Wolvekrans		chem	-	-	-
246			0.020	13	Naauwpoort 335 JS on Noupoortspruit		chem	-	-	-
247			0.030	12	Witbank Dam on Olifants River: downstream Weir	90412	chem	-	-	-
248			0.019	13	At Rondebosch U/S Middelburg on Klein Olifants		chem	-	-	-
249			0.021	14	Middelburg Dam on Little Olifants River: downstream		chem	-	-	-
250			0.026	12	At Waaikraal on Koffiespruit	90437	chem	-	-	-
251			0.083	13	Bronkhorstspruit Dam on Bronkh. Spr: Return to Ri	90440	chem	-	-	-
252			0.037	12	Os Spruit at Boschkop	90434	chem	-	-	-
253			0.038	11	At Bronkhorstspruit on Bronkhorstspruit	90433	chem	-	-	-
254			0.023	14	Loskop Dam on Olifants River: Left Canal		chem	-	-	-
255			0.021	14	Loskop Dam on Olifants River: Right Canal		chem	-	-	-
256			0.018	16	Loskop Dam on Olifants River: Down Stream Weir	90455	chem	-	-	-
258			0.028	8	At Oxford on Olifants River		chem	-	-	-
262			0.024	5	Turksvygbult on Left Canal from Magoebaskloof Dam	90541	chem	-	-	-
263			0.026	6	At Grysappel on Groot Letaba	90527	chem	-	-	-
267			0.145	13	Rietvley 488 IS on Blesbokspruit	90588	chem	-	-	-
268			0.081	14	Vaal River at Goedgeluk/Bloukop	90589	chem	-	-	-
269			0.217	12	Welbedacht 382 IS on Leeuspruit ( See C1H044 for Flow)	90587	chem	-	-	-
270			0.060	14	Grootdraai Dam on Vaal River: Right Canal to Saso	90600	chem	-	-	-
271			0.054	5	Grootdraai Dam on Vaal River: downstream Weir	90599	chem	-	-	-
272			0.366	13	Elandslaagte on Waterval River	90591	chem	-	-	-
273			0.078	13	Vaal River at Nooitgedacht/Gladdedrift	90595	chem	-	-	-
274			0.058	14	Villiers 492 at Flood Section on Vaal River	90597	chem	-	-	-
275			0.121	13	Vaal Dam on Vaal River: Down Stream Weir	90678	chem	-	-	-
276			0.335	14	Vaal River at Woodlands/Goose Bay Canyon	90688	chem	-	-	-
279			0.626	13	Mooirivierloop (River) at Blaauwbank	90652	chem	-	-	-
280			0.026	13	Witkoppies 382 IQ on Left Principal Canal from Boskop Dam	90672	chem	-	-	-
282			0.155	13	Palmietfontein 250 - at Klipplaatdrift on Vaal River		chem	-	-	-
283			0.314	12	Leeudoring Spruit at Klipspruit	90649	chem	-	-	-
284			0.057	12	At Vliegekraal on Makwassie Spruit	90650	chem	-	-	-
285			0.093	3	Espagsdrif Seoding 25 Bridge at the Weir on Harts River		chem	-	-	-
286			0.037	26	At Zoutpansdrift on Riet River	90835	chem	-	-	-
287			0.048	9	At Sterkfontein Dam on Nuwejaar Spruit	90886	chem	-	-	-
288			0.043	14	At the Willows on Meul River	90880	chem	-	-	-
289			0.084	13	At Ballingtomp on Wilge River	90884	chem	-	-	-
290			0.045	14	At Frederiksdal on Liebenbergsvlei River	90883	chem	-	-	-
291			0.056	14	Wilge River at Frankfort	90859	chem	-	-	-
292			0.062	15	Bloemhof Dam on Vaal River: Down Stream Weir	90908	chem	-	-	-
293	4.3	2			Wilmea Vaal Gamagara 0.85KM After Confluence of Harts and Vaal River		chem	-	-	-
295			0.040	25	At Marksdrift on Orange River		chem	-	-	-
296	96.8	3	1.041	4	Cooke S Lake (Molopo River) at Mafikeng		chem	Secchi	-	-
297	3.5	1	0.052	6	Volgraafsig Balancing Dam		chem	-	-	-
299	7.0	4	0.058	8	North Canal from Orange River at Kakamas/Neusberg		chem	-	-	-
301	3.9	3	0.046	13	Orange River at Upington		chem	-	-	-
302	6.7	8	0.078	24	Orange River at Pella Mission		chem	-	-	-
303	2.8	10			Orange River at Henkries Namaqua Water Board Abstraction		chem	-	-	-
304			0.062	19	At Vioolsdrift on Orange River	101888	chem	-	-	-
306			0.244	13	At Vleesbank Hermon Bridge on Berg River	101939	chem	-	-	-
307			0.065	13	Nieuwkloof 198 - on Klein Berg River	101917	chem	-	-	-
308			0.039	3	Voelvlei Dam on Voelvlei: Left Canal	101954	chem	-	-	-
309			0.046	7	Gouda Nieuwkloof - on Inlet Canal from Klein Berg River to Voelvlei Dam	101955	chem	-	-	-
310			0.021	13	Canal from Vier en Twintig River at Drie-Das-Bosc	101950	chem	-	-	-
311			0.023	11	Canal (Right) from Leeu River at de Hoek Estates	101951	chem	-	-	-
312			0.136	13	At Drieheuvels on Berg River	101922	chem	-	-	-
313			0.220	13	Moorreesburg Spruit at Holle River	101937	chem	-	-	-
314			0.155	6	At Matjiesfontein on Matjiesriver	101938	chem	-	-	-
315			0.137	12	At Misverstand Die Brug on Berg River	101935	chem	-	-	-
349			0.020	1	Tugela Canal at Second	102715	chem	-	-	-
350			0.023	1	Tuva Canal at Woodstock	102720	chem	-	-	-
353			0.161	2	White Mfolozi River at Klipfontein Dam at D/S Weir	102858	chem	-	-	-

WMS trophic status data on 2024-09-05 13:04:37 using NEMP_web.R ver 5.6 under R version 4.4.1 (2024-06-14 ucrt)