Luvuvhu and Letaba WMA

Chemical classification run on 2006-12-18 - 15:34:22

Program /prjws8/users/michael/aml/qatrivhtml.aml
Data file $WMSYS/wmdata/wq/MACRO061128.dat
Data selection dates 2001-01-01 to 2005-12-31
Programmer Michael Silberbauer
Institute for Water Quality Studies,
Department of Water Affairs and Forestry, Private Bag X313,
PRETORIA, South Africa 0001 - SilberbauerM@dwaf.gov.za


Note that qatrivhtml.aml includes monitoring points outside drainage region boundaries, within 500 metres of the boundaries, to allow for geographic errors. Thus, in some cases, the program may use the same monitoring point to classify two adjacent drainage regions.
Minimum number of samples used per classification = 5.
[explanation of classification process] [map] [chemical index page] [IWQS home page]

46 quaternary drainage regions overlap Luvuvhu and Letaba WMA


(1) Catchment A80J: Total number of "H...Q" (flow gauging, quality) stations = 2.
Stationtotal n
samples
descriptionmap
code
A8H009Q01damLuphephe Dam on Luphephe River: Down Strnone
A8H010Q01damNwanedzi Dam on Nwanedzi River: Down Strnone


(3) Catchment A91B: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
A9H017Q01damAlbasini Dam on Luvhuvu River: Left Cananone


(4) Catchment A91C: Total number of "H...Q" (flow gauging, quality) stations = 4.
Stationtotal n
samples
descriptionmap
code
A9H005Q0126Luvuvhu River at Nooitgedacht 1
A9H023Q01canalLuvuvhu River: Canal at Nooitgedachtnone
A9H017Q01damAlbasini Dam on Luvhuvu River: Left Cananone
A9H020Q01damAlbasini Dam on Luvhuvu River: Down Strenone

A91C - not classified: 0 samples between 2001-01-01 and 2005-12-31, 0 valid samples. Require at least 5.


(5) Catchment A91D: Total number of "H...Q" (flow gauging, quality) stations = 4.
Stationtotal n
samples
descriptionmap
code
A9H015Q01canalLivhungwa River: Barotta Canalnone
A9H006Q0161Livhungwa River at Barotta 2
A9H016Q01canalCanal From Latonanda River at Levubu Setnone
A9H007Q01221Latonanda River at Levubu Settlement 3

A91D - Stations used: 2, Samples selected: 35 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 35 7.09 A9H007Q01 7.69 A9H007Q01 7.9 A9H007Q01 8.26 A9H007Q01 -log [H+]
Fluoride 35 0.05 A9H007Q01 0.12 A9H007Q01 0.19 A9H007Q01 0.43 A9H007Q01 mg l -1
NO3(N) 35 0.02 A9H007Q01 0.203 A9H007Q01 0.362 A9H007Q01 0.415 A9H007Q01 mg l -1
Sulphate 35 2 A9H007Q01 2 A9H007Q01 6.3 A9H007Q01 12.1 A9H007Q01 mg l -1
Chloride 35 4.6 A9H007Q01 5 A9H007Q01 5.8 A9H007Q01 22.9 A9H007Q01 mg l -1
Sodium 35 2.5 A9H007Q01 4.1 A9H007Q01 6.4 A9H007Q01 13.9 A9H007Q01 mg l -1
Magnesium 35 2 A9H007Q01 3.4 A9H007Q01 4.1 A9H007Q01 15.9 A9H007Q01 mg l -1
TDS 35 34 A9H007Q01 62 A9H007Q01 72 A9H007Q01 245 A9H007Q01 mg l -1
Conductivity 35 5.9 A9H007Q01 8.4 A9H007Q01 10.3 A9H007Q01 33.9 A9H007Q01 mS m -1

Summary of classification: A91D n=35 Class 0


(7) Catchment A91F: Total number of "H...Q" (flow gauging, quality) stations = 2.
Stationtotal n
samples
descriptionmap
code
A9H025Q019Mutshindudi River at Vredenburg-Tshidzin 4
A9H001Q01288Luvuvhu River at Weltevreden-Schuynshoog 5

A91F - Stations used: 2, Samples selected: 63 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 63 7.06 A9H001Q01 7.84 A9H001Q01 8.04 A9H001Q01 8.19 A9H001Q01 -log [H+]
Fluoride 63 0.05 A9H001Q01 0.16 A9H001Q01 0.21 A9H001Q01 0.63 A9H001Q01 mg l -1
NO3(N) 63 0.02 A9H001Q01 0.236 A9H001Q01 0.382 A9H001Q01 6.742 A9H001Q01 mg l -1
Sulphate 63 2 A9H001Q01 3 A9H001Q01 7.2 A9H001Q01 45.8 A9H001Q01 mg l -1
Chloride 63 5 A9H001Q01 9.4 A9H001Q01 11.5 A9H001Q01 160.6 A9H001Q01 mg l -1
Sodium 63 2.4 A9H001Q01 7.2 A9H001Q01 8.9 A9H001Q01 114.6 A9H001Q01 mg l -1
Magnesium 63 2.1 A9H001Q01 5.8 A9H001Q01 7.1 A9H001Q01 31.3 A9H001Q01 mg l -1
TDS 63 43 A9H001Q01 97 A9H001Q01 114 A9H001Q01 619 A9H001Q01 mg l -1
Conductivity 63 6.2 A9H001Q01 14.4 A9H001Q01 17 A9H001Q01 92.9 A9H001Q01 mS m -1

Summary of classification: A91F n=63 Class 0


(8) Catchment A91G: Total number of "H...Q" (flow gauging, quality) stations = 4.
Stationtotal n
samples
descriptionmap
code
A9H025Q019Mutshindudi River at Vredenburg-Tshidzin 6
A9H003Q01161Tshinane River at Chibase-Sibasa 7
A9H002Q01212Mutshindudi River at Chibase-Sibase 8
A9H024Q01109Mutshindudi River at Chibase-Sibasa 9

A91G - Stations used: 4, Samples selected: 129 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 129 6.37 A9H024Q01 7.56 A9H003Q01 7.96 A9H002Q01 8.29 A9H003Q01 -log [H+]
Fluoride 129 0.05 A9H024Q01 0.1 A9H024Q01 0.14 A9H024Q01 0.17 A9H002Q01 mg l -1
NO3(N) 129 0.02 A9H003Q01 0.2 A9H024Q01 0.539 A9H002Q01 0.708 A9H003Q01 mg l -1
Sulphate 129 2 A9H002Q01 3 A9H024Q01 6.1 A9H002Q01 10.7 A9H003Q01 mg l -1
Chloride 129 2.5 A9H024Q01 5 A9H024Q01 6.8 A9H003Q01 12.6 A9H002Q01 mg l -1
Sodium 129 1 A9H024Q01 4 A9H003Q01 5.8 A9H003Q01 8.3 A9H002Q01 mg l -1
Magnesium 129 0.5 A9H024Q01 3.3 A9H003Q01 5.9 A9H002Q01 7.9 A9H002Q01 mg l -1
TDS 129 23 A9H024Q01 61 A9H003Q01 93 A9H002Q01 126 A9H002Q01 mg l -1
Conductivity 129 3.2 A9H024Q01 9 A9H003Q01 13.7 A9H002Q01 17.1 A9H003Q01 mS m -1

Summary of classification: A91G n=129 Class 0


(9) Catchment A91H: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
A9H012Q01378at Mhingas on Luvuvhu River 10

A91H - Stations used: 1, Samples selected: 126 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 126 7.09 A9H012Q01 8.01 A9H012Q01 8.18 A9H012Q01 8.25 A9H012Q01 -log [H+]
Fluoride 126 0.1 A9H012Q01 0.13 A9H012Q01 0.17 A9H012Q01 0.24 A9H012Q01 mg l -1
NO3(N) 126 0.02 A9H012Q01 0.191 A9H012Q01 0.467 A9H012Q01 2.277 A9H012Q01 mg l -1
Sulphate 126 2 A9H012Q01 5 A9H012Q01 9.3 A9H012Q01 14.2 A9H012Q01 mg l -1
Chloride 126 5 A9H012Q01 11 A9H012Q01 12.9 A9H012Q01 16.3 A9H012Q01 mg l -1
Sodium 126 4.8 A9H012Q01 7.5 A9H012Q01 9.7 A9H012Q01 13 A9H012Q01 mg l -1
Magnesium 126 3.1 A9H012Q01 7.3 A9H012Q01 8.8 A9H012Q01 10.6 A9H012Q01 mg l -1
TDS 126 63 A9H012Q01 120 A9H012Q01 139 A9H012Q01 164 A9H012Q01 mg l -1
Conductivity 126 8.7 A9H012Q01 17.1 A9H012Q01 20 A9H012Q01 24.2 A9H012Q01 mS m -1

Summary of classification: A91H n=126 Class 0


(10) Catchment A91J: Total number of "H...Q" (flow gauging, quality) stations = 3.
Stationtotal n
samples
descriptionmap
code
A9H010Q01223Luvuvhu River at Mutale Bend-Kruger Nati 11
A9H009Q01216Luvuvhu River at Tshikondeni-Kruger Nati 12
A9H008Q01601Luvuvhu River at Shidzivane-Kruger Natio 13

A91J - Stations used: 3, Samples selected: 38 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 38 6.64 A9H008Q01 7.92 A9H008Q01 8.12 A9H008Q01 8.16 A9H008Q01 -log [H+]
Fluoride 38 0.05 A9H008Q01 0.12 A9H008Q01 0.15 A9H008Q01 0.19 A9H008Q01 mg l -1
NO3(N) 38 0.02 A9H008Q01 0.164 A9H008Q01 0.441 A9H008Q01 0.537 A9H008Q01 mg l -1
Sulphate 38 2 A9H008Q01 3 A9H008Q01 8.5 A9H008Q01 16.6 A9H008Q01 mg l -1
Chloride 38 7.4 A9H008Q01 12 A9H008Q01 15.2 A9H008Q01 25.9 A9H008Q01 mg l -1
Sodium 38 6.6 A9H008Q01 8.3 A9H008Q01 11.5 A9H008Q01 13.2 A9H008Q01 mg l -1
Magnesium 38 5.5 A9H008Q01 6.7 A9H008Q01 8.1 A9H008Q01 9 A9H008Q01 mg l -1
TDS 38 94 A9H008Q01 113 A9H008Q01 138 A9H008Q01 149 A9H008Q01 mg l -1
Conductivity 38 12.4 A9H008Q01 16.4 A9H008Q01 20.3 A9H008Q01 23.4 A9H008Q01 mS m -1

Summary of classification: A91J n=38 Class 0


(11) Catchment A91K: Total number of "H...Q" (flow gauging, quality) stations = 2.
Stationtotal n
samples
descriptionmap
code
A9H011Q01410Luvuvhu River at Pafuri-Kruger National 14
A9H010Q01223Luvuvhu River at Mutale Bend-Kruger Nati 15

A91K - Stations used: 2, Samples selected: 31 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 31 7.41 A9H011Q01 7.93 A9H011Q01 8.27 A9H011Q01 8.4 A9H011Q01 -log [H+]
Fluoride 31 0.05 A9H011Q01 0.12 A9H011Q01 0.22 A9H011Q01 0.66 A9H011Q01 mg l -1
NO3(N) 31 0.02 A9H011Q01 0.055 A9H011Q01 0.399 A9H011Q01 0.452 A9H011Q01 mg l -1
Sulphate 31 2 A9H011Q01 5.3 A9H011Q01 11 A9H011Q01 19.2 A9H011Q01 mg l -1
Chloride 31 2 A9H011Q01 18.6 A9H011Q01 56.8 A9H011Q01 147.6 A9H011Q01 mg l -1
Sodium 31 7.9 A9H011Q01 14.2 A9H011Q01 42.6 A9H011Q01 102.8 A9H011Q01 mg l -1
Magnesium 31 4.9 A9H011Q01 7.5 A9H011Q01 17.3 A9H011Q01 40.4 A9H011Q01 mg l -1
TDS 31 87 A9H011Q01 137 A9H011Q01 316 A9H011Q01 657 A9H011Q01 mg l -1
Conductivity 31 12.6 A9H011Q01 21.5 A9H011Q01 46.4 A9H011Q01 97.5 A9H011Q01 mS m -1

Summary of classification: A91K n=31 Class 0


(12) Catchment A92A: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
A9H004Q01150Mutale River at Tengwe 16

A92A - Stations used: 1, Samples selected: 31 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 31 6.9 A9H004Q01 7.47 A9H004Q01 7.78 A9H004Q01 7.93 A9H004Q01 -log [H+]
Fluoride 31 0.05 A9H004Q01 0.1 A9H004Q01 0.14 A9H004Q01 0.17 A9H004Q01 mg l -1
NO3(N) 31 0.055 A9H004Q01 0.239 A9H004Q01 0.387 A9H004Q01 0.528 A9H004Q01 mg l -1
Sulphate 31 2 A9H004Q01 3 A9H004Q01 5.5 A9H004Q01 8.9 A9H004Q01 mg l -1
Chloride 31 5 A9H004Q01 5 A9H004Q01 7.5 A9H004Q01 10.8 A9H004Q01 mg l -1
Sodium 31 2.5 A9H004Q01 4.5 A9H004Q01 6.1 A9H004Q01 6.6 A9H004Q01 mg l -1
Magnesium 31 1.7 A9H004Q01 2.7 A9H004Q01 3.4 A9H004Q01 3.8 A9H004Q01 mg l -1
TDS 31 25 A9H004Q01 48 A9H004Q01 57 A9H004Q01 63 A9H004Q01 mg l -1
Conductivity 31 4.3 A9H004Q01 7.4 A9H004Q01 9.2 A9H004Q01 9.9 A9H004Q01 mS m -1

Summary of classification: A92A n=31 Class 0


(13) Catchment A92B: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
A9H004Q01150Mutale River at Tengwe 17

A92B - Stations used: 1, Samples selected: 31 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 31 6.9 A9H004Q01 7.47 A9H004Q01 7.78 A9H004Q01 7.93 A9H004Q01 -log [H+]
Fluoride 31 0.05 A9H004Q01 0.1 A9H004Q01 0.14 A9H004Q01 0.17 A9H004Q01 mg l -1
NO3(N) 31 0.055 A9H004Q01 0.239 A9H004Q01 0.387 A9H004Q01 0.528 A9H004Q01 mg l -1
Sulphate 31 2 A9H004Q01 3 A9H004Q01 5.5 A9H004Q01 8.9 A9H004Q01 mg l -1
Chloride 31 5 A9H004Q01 5 A9H004Q01 7.5 A9H004Q01 10.8 A9H004Q01 mg l -1
Sodium 31 2.5 A9H004Q01 4.5 A9H004Q01 6.1 A9H004Q01 6.6 A9H004Q01 mg l -1
Magnesium 31 1.7 A9H004Q01 2.7 A9H004Q01 3.4 A9H004Q01 3.8 A9H004Q01 mg l -1
TDS 31 25 A9H004Q01 48 A9H004Q01 57 A9H004Q01 63 A9H004Q01 mg l -1
Conductivity 31 4.3 A9H004Q01 7.4 A9H004Q01 9.2 A9H004Q01 9.9 A9H004Q01 mS m -1

Summary of classification: A92B n=31 Class 0


(15) Catchment A92D: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
A9H010Q01223Luvuvhu River at Mutale Bend-Kruger Nati 18

A92D - not classified: 0 samples between 2001-01-01 and 2005-12-31, 0 valid samples. Require at least 5.


(16) Catchment B81A: Total number of "H...Q" (flow gauging, quality) stations = 4.
Stationtotal n
samples
descriptionmap
code
B8H052Q01damDap Naude Dam on Broederstroom Riv: Pietnone
B8H053Q01damDap Naude Dam on Broederstroom Riv: Downnone
B8H039Q010Great Letaba River: Onverwacht -Big Slu none
B8H064Q01damat Onverwacht Ebenezer Dam on Groot Letanone


(17) Catchment B81B: Total number of "H...Q" (flow gauging, quality) stations = 10.
Stationtotal n
samples
descriptionmap
code
B8H023Q01321Little Letaba Tributary 4 at Fredericksd 19
B8H022Q01321Little Letaba Tributary 3 at Fredericksd 20
B8H043Q01damHans Merensky Dam on Ramadiepa Riv: Downnone
B8H050Q01damTzaneen Dam on Great Letaba River: Downnone
B8H051Q01damTzaneen Dam on Great Letaba River: Leftnone
B8H046Q01damMagoebaskloof Dam on Politsi River: Downnone
B8H045Q01damLeft Canal From Magoebaskloof Dam at Turnone
B8H014Q01434at Grysappel on Groot Letaba 21
B8H039Q010Great Letaba River: Onverwacht -Big Slu none
B8H064Q01damat Onverwacht Ebenezer Dam on Groot Letanone

B81B - Stations used: 4, Samples selected: 76 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 76 6.54 B8H014Q01 7.55 B8H014Q01 7.76 B8H014Q01 8.56 B8H014Q01 -log [H+]
Fluoride 76 0.05 B8H014Q01 0.1 B8H014Q01 0.13 B8H014Q01 0.17 B8H014Q01 mg l -1
NO3(N) 76 0.02 B8H014Q01 0.092 B8H014Q01 0.164 B8H014Q01 0.285 B8H014Q01 mg l -1
Sulphate 76 2 B8H014Q01 3 B8H014Q01 6.7 B8H014Q01 9.9 B8H014Q01 mg l -1
Chloride 76 2.5 B8H014Q01 5 B8H014Q01 6.7 B8H014Q01 9.2 B8H014Q01 mg l -1
Sodium 76 1 B8H014Q01 5.3 B8H014Q01 6.6 B8H014Q01 7.5 B8H014Q01 mg l -1
Magnesium 76 1.4 B8H014Q01 2.4 B8H014Q01 3.2 B8H014Q01 4.6 B8H014Q01 mg l -1
TDS 76 35 B8H014Q01 52 B8H014Q01 67 B8H014Q01 83 B8H014Q01 mg l -1
Conductivity 76 5.4 B8H014Q01 7.3 B8H014Q01 9.5 B8H014Q01 11 B8H014Q01 mS m -1

Summary of classification: B81B n=76 Class 0


(18) Catchment B81C: Total number of "H...Q" (flow gauging, quality) stations = 5.
Stationtotal n
samples
descriptionmap
code
B8H050Q01damTzaneen Dam on Great Letaba River: Downnone
B8H051Q01damTzaneen Dam on Great Letaba River: Leftnone
B8H002Q014at Manorvlei on Groot Letaba 22
B8H024Q01canalGreat Letaba Irrig..North Canal Inlet atnone
B8H009Q01674at The Junction on Groot Letaba 23

B81C - Stations used: 2, Samples selected: 101 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 101 6.64 B8H009Q01 7.64 B8H009Q01 7.79 B8H009Q01 8.37 B8H009Q01 -log [H+]
Fluoride 101 0.05 B8H009Q01 0.11 B8H009Q01 0.14 B8H009Q01 0.33 B8H009Q01 mg l -1
NO3(N) 101 0.02 B8H009Q01 0.28 B8H009Q01 0.56 B8H009Q01 0.788 B8H009Q01 mg l -1
Sulphate 101 2 B8H009Q01 3 B8H009Q01 8.6 B8H009Q01 29.6 B8H009Q01 mg l -1
Chloride 101 5 B8H009Q01 9.8 B8H009Q01 17.2 B8H009Q01 102.4 B8H009Q01 mg l -1
Sodium 101 4.5 B8H009Q01 7.2 B8H009Q01 11.3 B8H009Q01 77.3 B8H009Q01 mg l -1
Magnesium 101 1.6 B8H009Q01 3.4 B8H009Q01 5.7 B8H009Q01 19.8 B8H009Q01 mg l -1
TDS 101 49 B8H009Q01 71 B8H009Q01 109 B8H009Q01 470 B8H009Q01 mg l -1
Conductivity 101 8.4 B8H009Q01 10.8 B8H009Q01 17.2 B8H009Q01 69 B8H009Q01 mS m -1

Summary of classification: B81C n=101 Class 0


(19) Catchment B81D: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
B8H010Q01656Letsitele River at Mohlabas Reserve 567 24

B81D - Stations used: 1, Samples selected: 74 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 74 7.07 B8H010Q01 7.99 B8H010Q01 8.23 B8H010Q01 8.37 B8H010Q01 -log [H+]
Fluoride 74 0.05 B8H010Q01 0.14 B8H010Q01 0.21 B8H010Q01 0.32 B8H010Q01 mg l -1
NO3(N) 74 0.02 B8H010Q01 0.601 B8H010Q01 1.794 B8H010Q01 4.448 B8H010Q01 mg l -1
Sulphate 74 2 B8H010Q01 6.2 B8H010Q01 13.5 B8H010Q01 22 B8H010Q01 mg l -1
Chloride 74 5 B8H010Q01 19.3 B8H010Q01 42.6 B8H010Q01 61.5 B8H010Q01 mg l -1
Sodium 74 7 B8H010Q01 15.5 B8H010Q01 38.7 B8H010Q01 57.5 B8H010Q01 mg l -1
Magnesium 74 2.8 B8H010Q01 10.6 B8H010Q01 13.8 B8H010Q01 17.2 B8H010Q01 mg l -1
TDS 74 69 B8H010Q01 196 B8H010Q01 302 B8H010Q01 379 B8H010Q01 mg l -1
Conductivity 74 10.5 B8H010Q01 28.6 B8H010Q01 42.6 B8H010Q01 54.2 B8H010Q01 mS m -1

Summary of classification: B81D n=74 Class 0


(20) Catchment B81E: Total number of "H...Q" (flow gauging, quality) stations = 3.
Stationtotal n
samples
descriptionmap
code
B8H025Q01canalGreat Letaba Irrigation N & N Canal Outlnone
B8H009Q01674at The Junction on Groot Letaba 25
B8H010Q01656Letsitele River at Mohlabas Reserve 567 26

B81E - Stations used: 2, Samples selected: 175 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 175 6.64 B8H009Q01 7.72 B8H010Q01 8.15 B8H010Q01 8.37 B8H010Q01 -log [H+]
Fluoride 175 0.05 B8H009Q01 0.12 B8H009Q01 0.18 B8H010Q01 0.33 B8H009Q01 mg l -1
NO3(N) 175 0.02 B8H010Q01 0.337 B8H009Q01 1.221 B8H010Q01 4.448 B8H010Q01 mg l -1
Sulphate 175 2 B8H009Q01 4.5 B8H009Q01 11.1 B8H009Q01 29.6 B8H009Q01 mg l -1
Chloride 175 5 B8H009Q01 11.6 B8H010Q01 35.2 B8H010Q01 102.4 B8H009Q01 mg l -1
Sodium 175 4.5 B8H009Q01 8.2 B8H009Q01 30.9 B8H010Q01 77.3 B8H009Q01 mg l -1
Magnesium 175 1.6 B8H009Q01 4.8 B8H009Q01 12.8 B8H010Q01 19.8 B8H009Q01 mg l -1
TDS 175 49 B8H009Q01 90 B8H009Q01 277 B8H010Q01 470 B8H009Q01 mg l -1
Conductivity 175 8.4 B8H009Q01 14.2 B8H009Q01 40 B8H010Q01 69 B8H009Q01 mS m -1

Summary of classification: B81E n=175 Class 0


(21) Catchment B81F: Total number of "H...Q" (flow gauging, quality) stations = 4.
Stationtotal n
samples
descriptionmap
code
B8H038Q01canalGrt Letaba Riv: Right Bank Canal at Prienone
B8H017Q01132at Prieska on Groot Letaba 27
B8H026Q01canalGreat Letaba Irrig..Masalaal Canal Inletnone
B8H027Q01canalGreat Letaba Irri..Masalaal Canal Outletnone

B81F - not classified: 0 samples between 2001-01-01 and 2005-12-31, 0 valid samples. Require at least 5.


(24) Catchment B81J: Total number of "H...Q" (flow gauging, quality) stations = 2.
Stationtotal n
samples
descriptionmap
code
B8H028Q01390Great Letaba River at Mahlangene-Kruger 28
B8H008Q01784at Letaba Ranch on Groot Letaba 29

B81J - Stations used: 2, Samples selected: 208 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 208 7.32 B8H008Q01 8.25 B8H008Q01 8.51 B8H008Q01 8.78 B8H028Q01 -log [H+]
Fluoride 208 0.05 B8H008Q01 0.29 B8H008Q01 0.4 B8H028Q01 2.68 B8H028Q01 mg l -1
NO3(N) 208 0.02 B8H028Q01 0.048 B8H008Q01 0.179 B8H008Q01 3.958 B8H008Q01 mg l -1
Sulphate 208 2 B8H008Q01 20 B8H008Q01 30.5 B8H008Q01 83.2 B8H028Q01 mg l -1
Chloride 208 5 B8H008Q01 100.2 B8H008Q01 192.8 B8H008Q01 268.5 B8H028Q01 mg l -1
Sodium 208 3.1 B8H008Q01 69 B8H008Q01 129.5 B8H008Q01 190.7 B8H028Q01 mg l -1
Magnesium 208 1.8 B8H008Q01 21.9 B8H008Q01 33.8 B8H008Q01 42.3 B8H028Q01 mg l -1
TDS 208 42 B8H008Q01 448 B8H028Q01 681 B8H008Q01 868 B8H028Q01 mg l -1
Conductivity 208 5.9 B8H008Q01 65.8 B8H008Q01 100.9 B8H008Q01 141 B8H028Q01 mS m -1

Summary of classification (consituents in each range in brackets): B81J n=208 Class 1: I(Cl Na Mg TDS EC)


(28) Catchment B82D: Total number of "H...Q" (flow gauging, quality) stations = 2.
Stationtotal n
samples
descriptionmap
code
B8H054Q01damMiddle Letaba Dam on Mid..Letaba River:none
B8H056Q01damMiddle Letaba Dam on Mid Letaba Riv: Downone

B82D - not classified: 0 samples between 2001-01-01 and 2005-12-31, 0 valid samples. Require at least 5.


(30) Catchment B82F: Total number of "H...Q" (flow gauging, quality) stations = 3.
Stationtotal n
samples
descriptionmap
code
B8H033Q0188Little Letaba River at Tabaan State Land 30
B8H054Q01damMiddle Letaba Dam on Mid..Letaba River:none
B8H056Q01damMiddle Letaba Dam on Mid Letaba Riv: Downone

B82F - Stations used: 1, Samples selected: 49 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 49 7.51 B8H033Q01 8.36 B8H033Q01 8.61 B8H033Q01 8.85 B8H033Q01 -log [H+]
Fluoride 49 0.11 B8H033Q01 0.27 B8H033Q01 0.32 B8H033Q01 0.6 B8H033Q01 mg l -1
NO3(N) 49 0.02 B8H033Q01 0.042 B8H033Q01 0.147 B8H033Q01 0.465 B8H033Q01 mg l -1
Sulphate 49 2 B8H033Q01 9.6 B8H033Q01 18.2 B8H033Q01 23.4 B8H033Q01 mg l -1
Chloride 49 10.4 B8H033Q01 43.7 B8H033Q01 52.9 B8H033Q01 68.5 B8H033Q01 mg l -1
Sodium 49 5.8 B8H033Q01 31.8 B8H033Q01 36.5 B8H033Q01 41.1 B8H033Q01 mg l -1
Magnesium 49 2.9 B8H033Q01 28.3 B8H033Q01 31.7 B8H033Q01 34.6 B8H033Q01 mg l -1
TDS 49 69 B8H033Q01 377 B8H033Q01 413 B8H033Q01 441 B8H033Q01 mg l -1
Conductivity 49 10.8 B8H033Q01 51.8 B8H033Q01 56.7 B8H033Q01 61.5 B8H033Q01 mS m -1

Summary of classification (consituents in each range in brackets): B82F n=49 Class 1: I(Mg)


(31) Catchment B82G: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
B8H033Q0188Little Letaba River at Tabaan State Land 31

B82G - Stations used: 1, Samples selected: 49 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 49 7.51 B8H033Q01 8.36 B8H033Q01 8.61 B8H033Q01 8.85 B8H033Q01 -log [H+]
Fluoride 49 0.11 B8H033Q01 0.27 B8H033Q01 0.32 B8H033Q01 0.6 B8H033Q01 mg l -1
NO3(N) 49 0.02 B8H033Q01 0.042 B8H033Q01 0.147 B8H033Q01 0.465 B8H033Q01 mg l -1
Sulphate 49 2 B8H033Q01 9.6 B8H033Q01 18.2 B8H033Q01 23.4 B8H033Q01 mg l -1
Chloride 49 10.4 B8H033Q01 43.7 B8H033Q01 52.9 B8H033Q01 68.5 B8H033Q01 mg l -1
Sodium 49 5.8 B8H033Q01 31.8 B8H033Q01 36.5 B8H033Q01 41.1 B8H033Q01 mg l -1
Magnesium 49 2.9 B8H033Q01 28.3 B8H033Q01 31.7 B8H033Q01 34.6 B8H033Q01 mg l -1
TDS 49 69 B8H033Q01 377 B8H033Q01 413 B8H033Q01 441 B8H033Q01 mg l -1
Conductivity 49 10.8 B8H033Q01 51.8 B8H033Q01 56.7 B8H033Q01 61.5 B8H033Q01 mS m -1

Summary of classification (consituents in each range in brackets): B82G n=49 Class 1: I(Mg)


(33) Catchment B82J: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
B8H028Q01390Great Letaba River at Mahlangene-Kruger 32

B82J - Stations used: 1, Samples selected: 123 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 123 7.52 B8H028Q01 8.29 B8H028Q01 8.52 B8H028Q01 8.78 B8H028Q01 -log [H+]
Fluoride 123 0.1 B8H028Q01 0.29 B8H028Q01 0.41 B8H028Q01 2.68 B8H028Q01 mg l -1
NO3(N) 123 0.02 B8H028Q01 0.04 B8H028Q01 0.092 B8H028Q01 0.549 B8H028Q01 mg l -1
Sulphate 123 3 B8H028Q01 19.5 B8H028Q01 28.1 B8H028Q01 83.2 B8H028Q01 mg l -1
Chloride 123 14.2 B8H028Q01 92.7 B8H028Q01 202.8 B8H028Q01 268.5 B8H028Q01 mg l -1
Sodium 123 12.1 B8H028Q01 69.7 B8H028Q01 135 B8H028Q01 190.7 B8H028Q01 mg l -1
Magnesium 123 7.1 B8H028Q01 22.8 B8H028Q01 34.9 B8H028Q01 42.3 B8H028Q01 mg l -1
TDS 123 128 B8H028Q01 466 B8H028Q01 724 B8H028Q01 868 B8H028Q01 mg l -1
Conductivity 123 17.3 B8H028Q01 68.8 B8H028Q01 111.4 B8H028Q01 141 B8H028Q01 mS m -1

Summary of classification (consituents in each range in brackets): B82J n=123 Class 2: I(Na Mg TDS EC) II(Cl)


(34) Catchment B83A: Total number of "H...Q" (flow gauging, quality) stations = 2.
Stationtotal n
samples
descriptionmap
code
B8H028Q01390Great Letaba River at Mahlangene-Kruger 33
B8H029Q01damGreat Letaba River at Mingerhout Dam-Krunone

B83A - Stations used: 1, Samples selected: 123 between 2001-01-01 and 2005-12-31.
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 123 7.52 B8H028Q01 8.29 B8H028Q01 8.52 B8H028Q01 8.78 B8H028Q01 -log [H+]
Fluoride 123 0.1 B8H028Q01 0.29 B8H028Q01 0.41 B8H028Q01 2.68 B8H028Q01 mg l -1
NO3(N) 123 0.02 B8H028Q01 0.04 B8H028Q01 0.092 B8H028Q01 0.549 B8H028Q01 mg l -1
Sulphate 123 3 B8H028Q01 19.5 B8H028Q01 28.1 B8H028Q01 83.2 B8H028Q01 mg l -1
Chloride 123 14.2 B8H028Q01 92.7 B8H028Q01 202.8 B8H028Q01 268.5 B8H028Q01 mg l -1
Sodium 123 12.1 B8H028Q01 69.7 B8H028Q01 135 B8H028Q01 190.7 B8H028Q01 mg l -1
Magnesium 123 7.1 B8H028Q01 22.8 B8H028Q01 34.9 B8H028Q01 42.3 B8H028Q01 mg l -1
TDS 123 128 B8H028Q01 466 B8H028Q01 724 B8H028Q01 868 B8H028Q01 mg l -1
Conductivity 123 17.3 B8H028Q01 68.8 B8H028Q01 111.4 B8H028Q01 141 B8H028Q01 mS m -1

Summary of classification (consituents in each range in brackets): B83A n=123 Class 2: I(Na Mg TDS EC) II(Cl)


(37) Catchment B83D: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
B8H018Q01damGreat Letaba River at Engelhardt Dam-Krunone

B83D - not classified: 0 samples between 2001-01-01 and 2005-12-31, 0 valid samples. Require at least 5.


(38) Catchment B83E: Total number of "H...Q" (flow gauging, quality) stations = 2.
Stationtotal n
samples
descriptionmap
code
B8H018Q01damGreat Letaba River at Engelhardt Dam-Krunone
B8H030Q0127Great Letaba River at Klipkoppiesdrif-Kr 34

B83E - not classified: 0 samples between 2001-01-01 and 2005-12-31, 0 valid samples. Require at least 5.


(39) Catchment B90A: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
B9H001Q010Vlakteplaas Kruger National Park Punda S none


(42) Catchment B90D: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
B9H001Q010Vlakteplaas Kruger National Park Punda S none


(44) Catchment B90F: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
B9H002Q01damShingwidzi River at Silvervis Dam-Krugernone


(45) Catchment B90G: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
B9H002Q01damShingwidzi River at Silvervis Dam-Krugernone


(46) Catchment B90H: Total number of "H...Q" (flow gauging, quality) stations = 1.
Stationtotal n
samples
descriptionmap
code
B9H003Q01damShingwidzi River at Kanniedood Dam-Krugenone


Processing dam monitoring points:



(1) Checked A9R002Q01 (Vondo) for valid samples...

Quaternary B90H, dam station: A9R002Q01, Samples selected: 38 between 2001-01-01 and 2005-12-31.
[See summary of classification]
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 38 6.92 A9R002Q01 7.35 A9R002Q01 7.78 A9R002Q01 7.93 A9R002Q01 -log [H+]
Fluoride 38 0.05 A9R002Q01 0.05 A9R002Q01 0.13 A9R002Q01 0.26 A9R002Q01 mg l -1
NO3(N) 38 0.02 A9R002Q01 0.111 A9R002Q01 0.186 A9R002Q01 0.298 A9R002Q01 mg l -1
Sulphate 38 2 A9R002Q01 2 A9R002Q01 6.9 A9R002Q01 18.1 A9R002Q01 mg l -1
Chloride 38 4.5 A9R002Q01 5 A9R002Q01 5.5 A9R002Q01 21.7 A9R002Q01 mg l -1
Sodium 38 1 A9R002Q01 2.6 A9R002Q01 3.2 A9R002Q01 15.4 A9R002Q01 mg l -1
Magnesium 38 0.5 A9R002Q01 1.6 A9R002Q01 2.1 A9R002Q01 18.4 A9R002Q01 mg l -1
TDS 38 16 A9R002Q01 29 A9R002Q01 35 A9R002Q01 270 A9R002Q01 mg l -1
Conductivity 38 3.2 A9R002Q01 4.4 A9R002Q01 5.3 A9R002Q01 35.8 A9R002Q01 mS m -1



(2) Checked A9R001Q01 (Albasini) for valid samples...

Quaternary B90H, dam station: A9R001Q01, Samples selected: 35 between 2001-01-01 and 2005-12-31.
[See summary of classification]
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 35 7.93 A9R001Q01 8.22 A9R001Q01 8.4 A9R001Q01 8.51 A9R001Q01 -log [H+]
Fluoride 35 0.1 A9R001Q01 0.19 A9R001Q01 0.24 A9R001Q01 0.29 A9R001Q01 mg l -1
NO3(N) 35 0.02 A9R001Q01 0.121 A9R001Q01 0.238 A9R001Q01 0.276 A9R001Q01 mg l -1
Sulphate 35 2 A9R001Q01 7.2 A9R001Q01 10.5 A9R001Q01 12.6 A9R001Q01 mg l -1
Chloride 35 7.9 A9R001Q01 20.9 A9R001Q01 23.1 A9R001Q01 25 A9R001Q01 mg l -1
Sodium 35 6.1 A9R001Q01 12.9 A9R001Q01 14.8 A9R001Q01 18.8 A9R001Q01 mg l -1
Magnesium 35 2.8 A9R001Q01 16.2 A9R001Q01 18.2 A9R001Q01 19.6 A9R001Q01 mg l -1
TDS 35 59 A9R001Q01 227 A9R001Q01 254 A9R001Q01 274 A9R001Q01 mg l -1
Conductivity 35 10 A9R001Q01 31.8 A9R001Q01 35.7 A9R001Q01 37 A9R001Q01 mS m -1



(3) Checked B9H003Q01 (Kanniedood) for valid samples...

Quaternary B90H, dam station: B9H003Q01, Samples selected: 18 between 2001-01-01 and 2005-12-31.
[See summary of classification]
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 18 8.07 B9H003Q01 8.49 B9H003Q01 8.77 B9H003Q01 8.82 B9H003Q01 -log [H+]
Fluoride 18 0.21 B9H003Q01 0.31 B9H003Q01 0.4 B9H003Q01 0.41 B9H003Q01 mg l -1
NO3(N) 18 0.02 B9H003Q01 0.04 B9H003Q01 1.015 B9H003Q01 5.538 B9H003Q01 mg l -1
Sulphate 18 2 B9H003Q01 15.7 B9H003Q01 19.4 B9H003Q01 23.1 B9H003Q01 mg l -1
Chloride 18 105.6 B9H003Q01 155.4 B9H003Q01 198 B9H003Q01 227.1 B9H003Q01 mg l -1
Sodium 18 89.1 B9H003Q01 141.2 B9H003Q01 182.9 B9H003Q01 196 B9H003Q01 mg l -1
Magnesium 18 28 B9H003Q01 37.6 B9H003Q01 44.1 B9H003Q01 90.9 B9H003Q01 mg l -1
TDS 18 628 B9H003Q01 798 B9H003Q01 1006 B9H003Q01 1039 B9H003Q01 mg l -1
Conductivity 18 82.3 B9H003Q01 112.7 B9H003Q01 139 B9H003Q01 150 B9H003Q01 mS m -1



(4) Checked B8R009Q01 (Nsami) for valid samples...

Quaternary B90H, dam station: B8R009Q01, Samples selected: 39 between 2001-01-01 and 2005-12-31.
[See summary of classification]
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 39 7.54 B8R009Q01 8.19 B8R009Q01 8.39 B8R009Q01 8.55 B8R009Q01 -log [H+]
Fluoride 39 0.1 B8R009Q01 0.19 B8R009Q01 0.23 B8R009Q01 0.28 B8R009Q01 mg l -1
NO3(N) 39 0.02 B8R009Q01 0.055 B8R009Q01 0.227 B8R009Q01 0.256 B8R009Q01 mg l -1
Sulphate 39 2 B8R009Q01 6.9 B8R009Q01 9.2 B8R009Q01 11.2 B8R009Q01 mg l -1
Chloride 39 9.7 B8R009Q01 24.4 B8R009Q01 29.1 B8R009Q01 33.1 B8R009Q01 mg l -1
Sodium 39 11.1 B8R009Q01 21.5 B8R009Q01 25.4 B8R009Q01 32.1 B8R009Q01 mg l -1
Magnesium 39 3.8 B8R009Q01 11 B8R009Q01 13.8 B8R009Q01 16.8 B8R009Q01 mg l -1
TDS 39 84 B8R009Q01 219 B8R009Q01 256 B8R009Q01 290 B8R009Q01 mg l -1
Conductivity 39 12.2 B8R009Q01 30.9 B8R009Q01 36.1 B8R009Q01 43 B8R009Q01 mS m -1



(5) Checked B8R007Q01 (Middle Letaba) for valid samples...

Quaternary B90H, dam station: B8R007Q01, Samples selected: 45 between 2001-01-01 and 2005-12-31.
[See summary of classification]
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 45 7.8 B8R007Q01 8.39 B8R007Q01 8.53 B8R007Q01 8.68 B8R007Q01 -log [H+]
Fluoride 45 0.19 B8R007Q01 0.24 B8R007Q01 0.29 B8R007Q01 0.32 B8R007Q01 mg l -1
NO3(N) 45 0.02 B8R007Q01 0.04 B8R007Q01 0.126 B8R007Q01 0.173 B8R007Q01 mg l -1
Sulphate 45 3 B8R007Q01 8.3 B8R007Q01 12.4 B8R007Q01 17.4 B8R007Q01 mg l -1
Chloride 45 25 B8R007Q01 31.5 B8R007Q01 35 B8R007Q01 59.8 B8R007Q01 mg l -1
Sodium 45 22 B8R007Q01 26.5 B8R007Q01 30.7 B8R007Q01 34.7 B8R007Q01 mg l -1
Magnesium 45 11.3 B8R007Q01 16.4 B8R007Q01 18.8 B8R007Q01 20.5 B8R007Q01 mg l -1
TDS 45 242 B8R007Q01 295 B8R007Q01 333 B8R007Q01 357 B8R007Q01 mg l -1
Conductivity 45 34.6 B8R007Q01 40.5 B8R007Q01 47.1 B8R007Q01 49.4 B8R007Q01 mS m -1



(6) Checked B8H034 (Black Heron) for valid samples...
No data: not classified.

(7) Checked B8R002Q01 (Hans Merensky) for valid samples...

Quaternary B90H, dam station: B8R002Q01, Samples selected: 45 between 2001-01-01 and 2005-12-31.
[See summary of classification]
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 45 7.03 B8R002Q01 7.38 B8R002Q01 7.79 B8R002Q01 8.02 B8R002Q01 -log [H+]
Fluoride 45 0.05 B8R002Q01 0.1 B8R002Q01 0.15 B8R002Q01 0.16 B8R002Q01 mg l -1
NO3(N) 45 0.02 B8R002Q01 0.055 B8R002Q01 0.309 B8R002Q01 0.436 B8R002Q01 mg l -1
Sulphate 45 2 B8R002Q01 3 B8R002Q01 8.2 B8R002Q01 11.4 B8R002Q01 mg l -1
Chloride 45 4.5 B8R002Q01 5 B8R002Q01 6.6 B8R002Q01 7.2 B8R002Q01 mg l -1
Sodium 45 3.3 B8R002Q01 4.9 B8R002Q01 5.8 B8R002Q01 8.1 B8R002Q01 mg l -1
Magnesium 45 0.5 B8R002Q01 1.4 B8R002Q01 1.8 B8R002Q01 2.2 B8R002Q01 mg l -1
TDS 45 30 B8R002Q01 42 B8R002Q01 51 B8R002Q01 59 B8R002Q01 mg l -1
Conductivity 45 5 B8R002Q01 6.1 B8R002Q01 6.9 B8R002Q01 7.7 B8R002Q01 mS m -1



(8) Checked B8R010Q01 (Jasi) for valid samples...
No data: not classified.

(9) Checked B8R005Q01 (Tzaneen) for valid samples...

Quaternary B90H, dam station: B8R005Q01, Samples selected: 37 between 2001-01-01 and 2005-12-31.
[See summary of classification]
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 37 7.26 B8R005Q01 7.56 B8R005Q01 7.77 B8R005Q01 8.38 B8R005Q01 -log [H+]
Fluoride 37 0.05 B8R005Q01 0.11 B8R005Q01 0.15 B8R005Q01 0.42 B8R005Q01 mg l -1
NO3(N) 37 0.02 B8R005Q01 0.04 B8R005Q01 0.127 B8R005Q01 0.398 B8R005Q01 mg l -1
Sulphate 37 2 B8R005Q01 5.5 B8R005Q01 10.3 B8R005Q01 23 B8R005Q01 mg l -1
Chloride 37 5 B8R005Q01 5 B8R005Q01 6.2 B8R005Q01 28.2 B8R005Q01 mg l -1
Sodium 37 3.4 B8R005Q01 4.8 B8R005Q01 5.5 B8R005Q01 19.4 B8R005Q01 mg l -1
Magnesium 37 1.6 B8R005Q01 2 B8R005Q01 2.7 B8R005Q01 6.2 B8R005Q01 mg l -1
TDS 37 43 B8R005Q01 49 B8R005Q01 55 B8R005Q01 142 B8R005Q01 mg l -1
Conductivity 37 1 B8R005Q01 6.7 B8R005Q01 7.5 B8R005Q01 8.3 B8R005Q01 mS m -1



(10) Checked B8R003Q01 (Magoebaskloof) for valid samples...

Quaternary B90H, dam station: B8R003Q01, Samples selected: 41 between 2001-01-01 and 2005-12-31.
[See summary of classification]
Variable n
samples
Minimum recorded
at
Median recorded
at
90th
percentile
recorded
at
Maximum recorded
at
unit
pH 41 7.06 B8R003Q01 7.38 B8R003Q01 7.63 B8R003Q01 7.9 B8R003Q01 -log [H+]
Fluoride 41 0.05 B8R003Q01 0.1 B8R003Q01 0.13 B8R003Q01 0.17 B8R003Q01 mg l -1
NO3(N) 41 0.02 B8R003Q01 0.269 B8R003Q01 0.338 B8R003Q01 0.376 B8R003Q01 mg l -1
Sulphate 41 2 B8R003Q01 4.7 B8R003Q01 9.5 B8R003Q01 13 B8R003Q01 mg l -1
Chloride 41 2.5 B8R003Q01 5 B8R003Q01 5 B8R003Q01 5.1 B8R003Q01 mg l -1
Sodium 41 2.6 B8R003Q01 3.5 B8R003Q01 4.2 B8R003Q01 5.1 B8R003Q01 mg l -1
Magnesium 41 1 B8R003Q01 1.6 B8R003Q01 2 B8R003Q01 5.1 B8R003Q01 mg l -1
TDS 41 28 B8R003Q01 40 B8R003Q01 45 B8R003Q01 53 B8R003Q01 mg l -1
Conductivity 41 4.7 B8R003Q01 5.2 B8R003Q01 5.9 B8R003Q01 6.3 B8R003Q01 mS m -1



(11) Checked B8R001Q01 (Ebenezer) for valid samples...
Number of samples found = 1: less than the 5 required, so not classified.

Summary of dam (or lake) classifications, with classification variables, if any. Click on a dam station to go to the classification data.
Dam
station
numberclass Class I
variable
Class II
variable
Class III
variable
A9R002Q01 380
A9R001Q01 350
B9H003Q01 182Cl Na Mg ECTDS
B8R009Q01 390
B8R007Q01 450
B8R002Q01 450
B8R005Q01 370
B8R003Q01 410

Finished calculations for Luvuvhu and Letaba WMA at 2006-12-18 - 15:36:22


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