NEMP summer 2004-10-01 to 2005-03-31

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	30.6	11	0.303	11	Rietvlei Dam on Hennops River: near Dam Wall		chem	Secchi	T	O
3	72.0	22	0.101	22	Hartbeespoort Dam on Crocodile River: near Dam Wall		chem	Secchi	T	O
7	1.2	10	0.041	11	Lindleyspoort Dam at Lindleyspoort 220 JP on Elandsrivier near Dam Wall		chem	Secchi	T	O
8	4.7	8	0.102	11	Koster River Dam on Koster River: near Dam Wall		chem	Secchi	T	O
12	51.3	22	0.121	22	Roodeplaat Dam on Pienaars River: near Dam Wall		chem	Secchi	T	O
13	95.1	11	0.159	11	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
14	65.1	11	0.222	12	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
15	44.6	11	0.109	10	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
16	76.3	11	0.232	11	Roodeplaat Dam on Pienaars River: Point in Dam		chem	Secchi	T	O
18	678.1	11	0.352	11	Bon Accord Dam on Apies River: near Dam Wall		chem	Secchi	T	O
20	57.4	11	0.715	11	Klipvoor Dam on Pienaars River: near Dam Wall		chem	Secchi	T	O
22			0.045	1	Klein-Maricopoort Dam at Kalkdam 241 JP near Dam Wall		chem	Secchi	T	O
23			0.033	10	Molatedi Dam at Eerstepoort 136 KP on Marico River near Dam Wall		chem	Secchi	-	-
30			0.030	1	Luphephe Dam on Luphephe River: near Dam Wall		chem	Secchi	-	-
31			0.017	1	Nwanedi (Nwanedzi) Dam on Nwanedi: near Dam Wall		chem	Secchi	T	O
35			0.054	6	Witbank Dam on Olifants River: near Dam Wall		chem	Secchi	T	O
36	1.4	10	0.024	7	Middelburg Dam on Klein Olifants River: near Dam W		chem	Secchi	T	O
37	37.8	10	0.092	13	Bronkhorstspruit Dam on Bronkhorstspruit near Wall		chem	Secchi	T	O
38	1.2	2	0.034	6	Kliprand 76 JR - Rust de Winter Dam on Elandsrivier: near Dam Wall		chem	Secchi	T	O
39	1.2	2	0.055	2	Rhenosterkop 157 IR - Rhenosterkop Dam on Elandsrivier: near Dam Wall		chem	Secchi	T	-
40	0.9	8	0.015	11	Loskop 81 JS - Loskop Dam on Olifantsrivier: near Dam Wall		chem	Secchi	T	O
42	1.0	1	0.025	5	Mapochsgronde 500 JS - Tonteldoos Dam on Tonteldoosloop near Dam Wall		chem	Secchi	-	-
43			0.040	5	Mapochsgronde 500 JS - Vlugkraal Dam on Vlugkraalrivier: near Dam Wall		chem	Secchi	-	-
45	2.2	12	0.030	10	Buffelkloof 382 KT - Buffelskloof Dam on Watervalrivier: near Dam Wall		chem	Secchi	-	-
46	8.9	2	0.048	7	Arabie 685 KS - Flag Boshielo (Arabie) Dam on Olifantsrivier: near Damwall		chem	Secchi	-	-
48	3.0	1	0.075	1	Blyderivierpoort 595 KT - Blyderivierspoortdam on Blyderivier: near Dam Wal		chem	-	-	-
49	1.2	1			Ohrigstaddam Natuurreservaat - Ohrigstaddam on Ohrigstadrivier: near Dam Wall		chem	Secchi	T	O
51			0.039	1	Guernsey 81 KU - Klaserie (Jan Wassenaar) Dam on Klaserierivier near Dam Wall		chem	-	-	-
59	9.8	5	0.036	5	Grootdraai Dam - Grootdraai Dam on Vaalrivier: near Dam Wall		chem	Secchi	T	O
66	0.5	2	0.017	6	Witkoppies 382 IQ - Boskop Dam on Mooirivier: near Dam Wall		chem	Secchi	T	O
69			0.019	22	Taung Doornfontein 12 - Taung Dam on Hartsrivier near Dam Wall		chem	Secchi	-	-
70			0.062	9	Farm 92 - Spitskop Dam on Hartsrivier: near Dam Wall		chem	Secchi	T	O
73			0.047	15	Kalkfontein Nature Reserve - Kalkfontein Dam on Rietrivier: near Dam Wall		chem	Secchi	T	O
74			0.353	8	Uitvlugt West 2810 - Krugersdrifdam on Modderrivier: near Dam Wall	90841	chem	-	T	O
78			0.020	22	Sterkfontein Dam on Nuwejaar Spruit: near Dam Wal		chem	Secchi	T	O
79	3.3	8	0.111	15	Vaalbank 476 IR - Vaal Dam on Vaalrivier: near Dam Wall		chem	Secchi	T	O
80			0.125	3	Bloemhofdam Nature Reserve - Bloemhofdam on Vaalrivier: near Dam Wall		chem	Secchi	T	O
81	8.8	9	0.105	19	At Vaalharts Barrage on Vaalrivier: near Barrage Wall		chem	Secchi	T	-
82			0.173	3	Vaalharts Barrage South of Main Water Body on Schoolplaats	188142	chem	-	-	-
83	15.6	5	0.059	22	St Clair 148 - Douglas Barrage on Vaal River		chem	Secchi	-	-
84	2.8	3	0.043	9	Knellpoort 48 - Knellpoort Dam on Rietspruit: near Dam Wall		chem	-	T	-
85	1.2	9	0.206	5	Welbedacht 285 - Welbedacht Dam on Caledon River: near Dam Wall		chem	Secchi	T	-
86			0.016	8	Kareekloof 1184 - Vanderkloof Dam on Oranjerivier: near Dam Wall		chem	Secchi	-	-
87	1.2	6	0.032	22	Oviston Nature Reserve - Gariep Dam (H F Verwoerd Dam) on Orangerivier: near Dam Wall		chem	Secchi	T	-
88	5.8	1	0.117	16	Lotlamoreng Dam on Molopo River: near Dam Wall		chem	Secchi	-	-
89	4.4	1	0.037	19	Disaneng Dam on Molopo River: near Dam Wall		chem	Secchi	T	-
90	21.8	1	0.085	21	Molopo (Ratshidi) - Modimola Dam (Aka Setumo Montshiwa) on Molopo River: near Dam Wall		chem	Secchi	T	-
91	10.7	8	0.072	12	Boegoeberg Dam on Orange River: near Dam Wall		chem	-	-	-
92	0.5	1	0.017	7	Clanwilliam Andriesgrond 204 - Clanwilliam Dam on Olifantsrivier: near Dam Wall		chem	-	T	O
93	0.5	1	0.041	15	Kromme Valley 113 Bulshoek Dam on Olifants River: near Dam Wall		chem	-	-	-
95			0.036	3	Voelvlei Dam on Voelvlei: near Dam Wall		chem	Secchi	T	O
96	6.8	1	0.110	6	Misverstand 333 - Misverstand Dam on Berg River: at Dam Wall		chem	Secchi	T	-
98			0.034	6	Uylenkraal Kraaibos Dam 100M upstream of Dam Wall		chem	Secchi	-	-
99			1.254	1	Wolseley Forest Reserve on Skilpadgat	188205	chem	-	-	-
104			0.023	8	Groen Vlei at Ruygte Valley		chem	Secchi	-	-
121			0.112	4	Alicedale New Years Dam at New Years Drift	188147	chem	-	-	-
122	0.8	1			Mount Coke Forest Reserve - Laing Dam on Buffalo River: near Dam Wall		chem	Secchi	T	-
127	1.0	1	0.015	1	Farm 253 - Gubu Dam on Gubu River: near Dam Wall		chem	-	T	-
130	1.2	8	0.083	3	Mthatha Dam on Mthatha River (Umtata) : near Dam Wall		chem	-	T	-
131	4.0	13	0.019	13	Howick Allemans Drift 950 - Midmar Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
133	13.6	13	0.039	13	Broughton 925 - Albert Falls Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
134	8.4	13	0.063	13	Nagle Dam Nature Reserve - Nagle Dam on Mgeni River: near Dam Wall		chem	Secchi	T	O
135	3.9	6	0.066	6	Henley Dam on Msunduze River: near Dam Wall		chem	Secchi	T	-
136	9.1	13	0.024	13	Matabetule - Inanda Dam on Mgeni River: at Dam Wall		chem	Secchi	T	-
137	1.5	6	0.026	6	Cotton Lands 1575 - Hazelmere Dam on Mdloti: near Dam Wall		chem	Secchi	T	-
138			0.192	5	Hammarsdale Dam on Sterkspruit	188136	chem	-	-	-
139	80.9	13	0.109	13	Salem 1052 - Shongweni Dam on Mlazi: near Dam Wall		chem	Secchi	T	O
141	2.8	7	0.022	6	Nungwane Falls - Nungwana Dam on Nungwana River: near Dam Wall		chem	Secchi	-	-
142	7.5	6	0.042	6	Mzinto Dam on Mzinto River: near Dam Wall		chem	Secchi	-	-
143	28.4	6	0.067	13	EJ Smith Main Basin		chem	Secchi	-	-
150	1.2	1			Zaaihoek 377 - Zaaihoek Dam on Slang River: near Dam Wall		chem	-	-	-
154			0.033	10	Eshakwini WTW Extraction from Lake Cubhu		chem	-	-	-
156	1.0	1	0.018	10	Mzingazi WTW Extraction Point at Lake Mzingazi		chem	-	-	-
157			0.126	23	Klipfontein Dam on White Mfolozi River: near Dam Wall		chem	Secchi	T	O
167			0.033	3	Jericho Dam		chem	Secchi	T	O
188			0.601	4	Farm Dam Randburg on Olienhoutspoortspruit	188139	chem	-	-	-
189			0.201	5	Delta Park on Tributary of Braamfontein Spruit	188141	chem	-	-	-
192			0.074	13	Scheerpoort 477 JQ Magalies River at Scheerpoort	90165	chem	-	T	-
193			0.719	13	Kalkheuwel 493 JQ on Crocodile River	90164	chem	-	T	-
194			1.101	13	Schurveberg 488 JQ at Skurweberg on Hennopsrivier	90166	chem	-	-	-
196			0.206	13	Hartbeespoort Dam on Crocodile River: Left Canal	90212	chem	-	-	-
197			0.198	13	Hartbeespoort Dam on Crocodile River: Right Canal	90213	chem	-	-	-
198			0.129	13	Krokodilpoort 418 JO /Thaba Moya on Krokodilrivier	90192	chem	-	-	-
199			0.163	13	Hartbeespoort Dam on Crocodile River: Down Stream Weir	90214	chem	-	-	-
200			0.545	4	Brits at Krokodildrif Oos on Krokodil	188143	chem	-	-	-
202			0.056	12	Roodekopjes Dam on Crocodile River: Left Canal	90231	chem	-	-	-
203			0.057	13	Roodekopjes Dam on Crocodile River: Right Canal	90232	chem	-	-	-
204			0.074	13	Roodekopjes Dam on Crocodile River: downstream Weir	90167	chem	-	-	-
206			0.055	10	Lindleyspoort 220 JP on Right Canal from Lindley S Poort Dam		chem	-	-	-
207			0.053	9	Brakfontein 404 JP Down Stream Weir for Swartruggens Dam on Elandsrivier	90228	chem	-	-	-
208			0.046	13	Steenbokfontein 426 JP on Kosterrivier	90182	chem	-	-	-
216			0.072	4	Canal from Roodekopjes Dam at Bulhoek	90229	chem	-	-	-
217			0.045	13	Vaalkop Dam on Elands River: downstream Weir	90230	chem	-	-	-
219			0.934	13	Pienaars River at Baviaanspoort	90174	chem	-	T	-
220			0.077	13	At Kameeldrift on Hartbeesspruit	90175	chem	-	T	-
222			0.083	11	At Franspoort Road Bridge on Edendalspruit	90238	chem	-	-	-
223			0.230	11	Pienaars River at Baviaanspoort (Magaliesberg)	90239	chem	-	-	-
225			0.591	11	Zeekoegat Sewage Effluent	90236	chem	-	-	-
226			0.934	11	Baviaanspoort Sewage Effluent	90237	chem	-	-	-
227			0.350	11	Roodeplaat Dam on Pienaars River: Left Canal	90223	chem	-	-	-
228			0.144	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			1.522	11	Roodeplaat Sewage: Settling Pond S Outflow	90234	chem	-	-	-
232			0.231	13	Steenoond Spruit at Belle Ombre Station/Apies Confluence	90200	chem	-	-	-
233			0.348	13	Skinner Spruit at Daspoort Pretoria/Bantule	90201	chem	-	-	-
234			0.054	13	Walker Spruit at Sunnyside Pretoria/Loftus Versveld	90206	chem	-	-	-
236			0.246	12	Bon Accord Dam on Apies River: Right Canal	90216	chem	-	-	-
237			0.082	13	Wonderboom Spruit at Mayville Pretoria	90207	chem	-	-	-
239			0.877	13	Klipvoor Dam on Pienaars River: Down Stream Weir	90227	chem	-	-	-
245			0.077	11	Olifants River at Wolvekrans		chem	-	-	-
246			0.028	13	Naauwpoort 335 JS on Noupoortspruit		chem	-	-	-
247			0.023	13	Witbank Dam on Olifants River: downstream Weir	90412	chem	-	-	-
248			0.060	12	At Rondebosch U/S Middelburg on Klein Olifants		chem	-	-	-
249			0.022	12	Middelburg Dam on Little Olifants River: downstream		chem	-	-	-
250			0.042	13	At Waaikraal on Koffiespruit	90437	chem	-	-	-
251			0.074	10	Bronkhorstspruit Dam on Bronkh. Spr: Return to Ri	90440	chem	-	-	-
252			0.085	13	Os Spruit at Boschkop	90434	chem	-	-	-
253			0.071	13	At Bronkhorstspruit on Bronkhorstspruit	90433	chem	-	-	-
254			0.015	16	Loskop Dam on Olifants River: Left Canal		chem	-	-	-
255			0.016	16	Loskop Dam on Olifants River: Right Canal		chem	-	-	-
256			0.020	12	Loskop Dam on Olifants River: Down Stream Weir	90455	chem	-	-	-
262			0.036	7	Turksvygbult on Left Canal from Magoebaskloof Dam	90541	chem	-	-	-
263			0.023	7	At Grysappel on Groot Letaba	90527	chem	-	-	-
264			0.239	2	Yamorna Weir Tzaneen on Groot-Letaba	188196	chem	-	-	-
265			0.234	4	Makhadzi at Inflow to Engelhard Dam in KNP	188133	chem	-	-	-
267			0.280	13	Rietvley 488 IS on Blesbokspruit	90588	chem	-	-	-
268			0.109	14	Vaal River at Goedgeluk/Bloukop	90589	chem	-	-	-
269			0.233	12	Welbedacht 382 IS on Leeuspruit ( See C1H044 for Flow)	90587	chem	-	-	-
270			0.047	13	Grootdraai Dam on Vaal River: Right Canal to Saso	90600	chem	-	-	-
271			0.043	5	Grootdraai Dam on Vaal River: downstream Weir	90599	chem	-	-	-
272			0.511	12	Elandslaagte on Waterval River	90591	chem	-	-	-
273			0.152	13	Vaal River at Nooitgedacht/Gladdedrift	90595	chem	-	-	-
274			0.192	13	Villiers 492 at Flood Section on Vaal River	90597	chem	-	-	-
275			0.118	11	Vaal Dam on Vaal River: Down Stream Weir	90678	chem	-	-	-
276			0.475	13	Vaal River at Woodlands/Goose Bay Canyon	90688	chem	-	-	-
277			0.669	3	Vaal River at Grooteiland downstream of Parys	188137	chem	-	-	-
279			0.557	13	Mooirivierloop (River) at Blaauwbank	90652	chem	-	-	-
280			0.035	13	Witkoppies 382 IQ on Left Principal Canal from Boskop Dam	90672	chem	-	-	-
282			0.460	13	Palmietfontein 250 - at Klipplaatdrift on Vaal River		chem	-	-	-
283			0.148	5	Leeudoring Spruit at Klipspruit	90649	chem	-	-	-
284			0.279	6	At Vliegekraal on Makwassie Spruit	90650	chem	-	-	-
285			0.070	6	Espagsdrif Seoding 25 Bridge at the Weir on Harts River		chem	-	-	-
286			0.043	24	At Zoutpansdrift on Riet River	90835	chem	-	-	-
288			0.128	13	At the Willows on Meul River	90880	chem	-	-	-
289			0.265	8	At Ballingtomp on Wilge River	90884	chem	-	-	-
290			0.116	12	At Frederiksdal on Liebenbergsvlei River	90883	chem	-	-	-
291			0.114	14	Wilge River at Frankfort	90859	chem	-	-	-
292			0.088	5	Bloemhof Dam on Vaal River: Down Stream Weir	90908	chem	-	-	-
293	26.0	3			Wilmea Vaal Gamagara 0.85KM After Confluence of Harts and Vaal River		chem	-	-	-
295			0.058	24	At Marksdrift on Orange River		chem	-	-	-
296	474.0	1	2.214	2	Cooke S Lake (Molopo River) at Mafikeng		chem	Secchi	-	-
297			0.062	10	Volgraafsig Balancing Dam		chem	-	-	-
299	1.2	2	0.070	6	North Canal from Orange River at Kakamas/Neusberg		chem	-	-	-
301			0.063	23	Orange River at Upington		chem	-	-	-
302	8.0	11	0.048	25	Orange River at Pella Mission		chem	-	-	-
303	4.5	9			Orange River at Henkries Namaqua Water Board Abstraction		chem	-	-	-
304			0.038	26	At Vioolsdrift on Orange River	101888	chem	-	-	-
306			0.295	13	At Vleesbank Hermon Bridge on Berg River	101939	chem	-	-	-
307			0.073	12	Nieuwkloof 198 - on Klein Berg River	101917	chem	-	-	-
309			0.071	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			0.037	5	Canal (Right) from Leeu River at de Hoek Estates	101951	chem	-	-	-
312			0.119	13	At Drieheuvels on Berg River	101922	chem	-	-	-
313			0.401	5	Moorreesburg Spruit at Holle River	101937	chem	-	-	-
314			0.231	1	At Matjiesfontein on Matjiesriver	101938	chem	-	-	-
315			0.106	13	At Misverstand Die Brug on Berg River	101935	chem	-	-	-
323			0.148	1	Kubusi Stutterheim at Waterford	188146	chem	-	-	-
343			3.936	4	Mbozamo Swamp on Mbozamo at Outflow to Mvoti	188135	chem	-	-	-
349			0.041	3	Tugela Canal at Second	102715	chem	-	-	-
350			0.074	2	Tuva Canal at Woodstock	102720	chem	-	-	-
353			0.365	1	White Mfolozi River at Klipfontein Dam at D/S Weir	102858	chem	-	-	-

WMS trophic status data on 2024-09-05 13:04:28 using NEMP_web.R ver 5.6 under R version 4.4.1 (2024-06-14 ucrt)