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STATISTICS FOR NEW ZEALAND
GEMS/WATER - STATISTICAL SUMMARY BY STATION 2002-02-18 PAGE 522
STATION - WAIKATO RIVER AT TAUPO GATES STATION NO. 017001
COUNTRY - NEW ZEALAND DEPTH(M) 4.4
LOCATION - OCT. 7 LAT. 38/41/00 LONG. 176/04/00 ELEVATION(M) 358.5
REGIONAL CENTRE - WPRA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1985-01-01 TO 1987-12-31
PERIOD OF RECORD FROM - 1985-01-09 TO 1987-12-09
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP CHLORO A N KJEL NO3NO2
COND
02041 02061 06711 07001 07105
us/cm deg C mg/L mg/L N mg/L N
NO. OF L-FLAGGED VALUES 0 0 0 0 1
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 18 19 1 18 18
MEAN 110. 15.3 0.8000 0.1 0.01
MINIMUM 106. 10.7 0.0 0.00
DATE OF MINIMUM 1986-02-12 1986-08-13 1985-11-12 1985-03-13
10TH PERCENTILE 107. 11.0 0.0 0.00
MEDIAN 110. 14.7 0.1 0.00
90TH PERCENTILE 113. 20.5 0.1 0.01
MAXIMUM 114. 21.5 0.2 0.02
DATE OF MAXIMUM 1987-08-12 1986-02-12 1987-02-11 1987-08-12
STANDARD DEVIATION 2. 3.9 0.0 0.01
NH3 O2 BOD COD ALK
DISS TOTAL
07556 08101 08201 08301 10101
mg/L N mg/L O2 mg/L O2 mg/L O2 mg/L
NO. OF L-FLAGGED VALUES 0 0 0 9 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 19 19 18 9 19
MEAN 0.01 9.6 1. 4. 36.96
MINIMUM 0.00 8.6 0. 2. 35.00
DATE OF MINIMUM 1987-06-10 1985-01-09 1986-02-12 1985-03-13 1985-05-15
10TH PERCENTILE 0.00 8.6 0. 3. 35.90
MEDIAN 0.01 9.8 0. 3. 37.00
90TH PERCENTILE 0.01 10.3 1. 6. 38.00
MAXIMUM 0.02 11.0 1. 6. 38.00
DATE OF MAXIMUM 1987-08-12 1987-10-07 1985-05-15 1987-04-08 1985-11-12
STANDARD DEVIATION 0.01 0.7 0. 1. 0.91
pH SUSP SOL Na Mg Si
105 DEG DISS DISS REACTIVE
10301 10401 11103 12102 14101
pH UNITS mg/L mg/L Na mg/L Mg mg/LSiO2
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 19 19 17 19 19
MEAN 7.9 2. 13. 3. 21.78
MINIMUM 7.6 0. 12. 2. 20.30
DATE OF MINIMUM 1986-02-12 1986-02-12 1985-01-09 1985-05-15 1987-10-07
10TH PERCENTILE 7.6 0. 13. 2. 20.75
MEDIAN 7.9 1. 13. 3. 21.60
90TH PERCENTILE 8.1 3. 14. 3. 22.36
MAXIMUM 8.3 4. 15. 3. 23.30
DATE OF MAXIMUM 1985-01-09 1986-06-11 1987-08-12 1986-06-11 1986-06-11
STANDARD DEVIATION 0.2 1. 1. 0. 0.73
P ORTHO P SULPHATE Cl K
TOTAL TOTAL DISS DISS
15205 15405 16302 17203 19103
mg/L P mg/L P mg/L SO4 mg/L Cl mg/L K
NO. OF L-FLAGGED VALUES 3 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 15 16 19 19 19
MEAN 0.002 0.006 6. 10. 2.0
MINIMUM 0.001 0.003 4. 8. 1.8
DATE OF MINIMUM 1985-01-09 1987-06-10 1985-01-09 1986-12-10 1985-07-10
10TH PERCENTILE 0.001 0.004 5. 9. 1.8
MEDIAN 0.002 0.006 6. 10. 2.0
90TH PERCENTILE 0.003 0.009 7. 10. 2.1
MAXIMUM 0.004 0.010 8. 10. 2.5
DATE OF MAXIMUM 1985-03-13 1987-10-07 1987-04-08 1987-02-11 1987-08-12
STANDARD DEVIATION 0.001 0.002 1. 0. 0.2
Ca FAEC COL FAEC INST
DISS STREP DISCHG
20105 36012 36102 97160
mg/L Ca No/100ml No/100ml m3/S
NO. OF L-FLAGGED VALUES 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0
NO. OF UNFLAGGED VALUES 19 16 13 17
MEAN 6.247 1. 2. 237.4
MINIMUM 5.600 0. 0. 121.0
DATE OF MINIMUM 1986-10-08 1985-07-10 1985-07-10 1986-02-12
10TH PERCENTILE 5.780 0. 0. 122.4
MEDIAN 6.300 0. 0. 250.0
90TH PERCENTILE 6.510 2. 6. 296.2
MAXIMUM 6.600 5. 7. 300.0
DATE OF MAXIMUM 1987-12-09 1986-02-12 1987-10-07 1986-06-11
STANDARD DEVIATION 0.265 1. 3. 58.7
STATION - WAIKATO RIVER AT MERCER BRIDGE STATION NO. 017002
COUNTRY - NEW ZEALAND DEPTH(M) 4.6
LOCATION - OCT. 7 LAT. 37/17/00 LONG. 175/03/00 ELEVATION(M) 3.0
REGIONAL CENTRE - WPRA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1985-01-01 TO 1987-12-31
PERIOD OF RECORD FROM - 1985-01-16 TO 1987-12-09
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP Li B N KJEL
COND DISS DISS
02041 02061 03101 05105 07001
us/cm deg C mg/L Li mg/L B mg/L N
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 35 35 35 35 35
MEAN 150. 16.8 0.1 0.3 0.4
MINIMUM 122. 10.1 0.1 0.0 0.2
DATE OF MINIMUM 1986-09-17 1986-07-09 1985-07-17 1985-11-06 1987-02-25
10TH PERCENTILE 135. 11.5 0.1 0.2 0.2
MEDIAN 149. 16.2 0.1 0.3 0.4
90TH PERCENTILE 162. 22.2 0.1 0.3 0.6
MAXIMUM 174. 23.6 0.1 0.4 0.8
DATE OF MAXIMUM 1985-04-17 1987-01-21 1985-04-17 1985-04-17 1985-07-17
STANDARD DEVIATION 12. 4.1 0.0 0.1 0.2
NO3NO2 NO2-N NH3 O2 BOD
DISS
07105 07207 07556 08101 08201
mg/L N mg/L N mg/L N mg/L O2 mg/L O2
NO. OF L-FLAGGED VALUES 0 0 10 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 35 13 25 35 32
MEAN 0.33 0.00 0.01 9.7 1.
MINIMUM 0.02 0.00 0.00 6.8 1.
DATE OF MINIMUM 1986-03-19 1985-01-16 1985-01-16 1985-02-21 1986-06-11
10TH PERCENTILE 0.06 0.00 0.00 7.4 1.
MEDIAN 0.26 0.00 0.00 9.2 1.
90TH PERCENTILE 0.67 0.01 0.02 9.9 2.
MAXIMUM 0.88 0.01 0.05 36.2 3.
DATE OF MAXIMUM 1986-08-06 1985-06-12 1986-12-15 1985-03-20 1985-01-16
STANDARD DEVIATION 0.24 0.00 0.01 4.7 1.
COD PERM V PERM V F ALK
DISS TOTAL
08301 08401 08402 09104 10101
mg/L O2 mg/L O2 mg/L O2 mg/L F mg/L
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 35 34 35 35 35
MEAN 11. 4. 2. 0.2 35.94
MINIMUM 5. 2. 1. 0.1 29.30
DATE OF MINIMUM 1986-10-22 1987-09-02 1985-04-17 1987-04-27 1985-07-17
10TH PERCENTILE 7. 3. 1. 0.1 30.45
MEDIAN 11. 4. 2. 0.2 36.00
90TH PERCENTILE 14. 6. 2. 0.2 40.05
MAXIMUM 18. 7. 2. 0.2 41.50
DATE OF MAXIMUM 1986-11-17 1985-03-20 1985-07-17 1987-03-25 1987-02-25
STANDARD DEVIATION 3. 1. 0. 0.0 3.33
pH SUSP SOL Na Mg Si
105 DEG DISS DISS REACTIVE
10301 10401 11103 12102 14101
pH UNITS mg/L mg/L Na mg/L Mg mg/LSiO2
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 35 35 35 35 35
MEAN 7.4 16. 20. 2. 29.35
MINIMUM 6.8 7. 15. 2. 23.80
DATE OF MINIMUM 1987-06-24 1987-05-27 1985-07-17 1986-09-17 1985-01-16
10TH PERCENTILE 7.1 8. 15. 2. 25.15
MEDIAN 7.3 14. 20. 2. 28.90
90TH PERCENTILE 7.7 23. 23. 3. 32.85
MAXIMUM 8.0 52. 25. 3. 36.40
DATE OF MAXIMUM 1985-01-16 1986-09-17 1985-04-17 1985-02-21 1985-04-17
STANDARD DEVIATION 0.3 8. 2. 0. 3.17
P ORTHO P SULPHATE Cl K
TOTAL TOTAL DISS DISS
15205 15405 16302 17203 19103
mg/L P mg/L P mg/L SO4 mg/L Cl mg/L K
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 35 35 35 35 35
MEAN 0.023 0.105 8. 21. 3.4
MINIMUM 0.007 0.068 5. 16. 2.7
DATE OF MINIMUM 1987-01-21 1987-07-29 1986-12-15 1986-09-17 1986-09-17
10TH PERCENTILE 0.010 0.070 5. 18. 3.0
MEDIAN 0.022 0.102 7. 21. 3.3
90TH PERCENTILE 0.034 0.153 9. 23. 3.8
MAXIMUM 0.054 0.192 12. 27. 4.4
DATE OF MAXIMUM 1987-12-09 1985-12-11 1985-06-12 1985-04-17 1985-02-21
STANDARD DEVIATION 0.011 0.032 2. 2. 0.3
Ca Mn Fe Fe Fe
DISS TOTAL TOTAL TOTAL DISS
20103 25009 26002 26004 26104
mg/L Ca mg/L Mn mg/L Fe mg/L Fe mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 35 35 35 13 35
MEAN 7.139 0.06 0.62 0.63 0.15
MINIMUM 2.550 0.02 0.35 0.35 0.05
DATE OF MINIMUM 1985-05-15 1985-05-15 1985-05-15 1985-05-15 1986-05-14
10TH PERCENTILE 6.320 0.03 0.39 0.36 0.09
MEDIAN 7.120 0.05 0.54 0.59 0.15
90TH PERCENTILE 8.100 0.08 0.87 0.79 0.19
MAXIMUM 8.640 0.11 1.97 1.60 0.21
DATE OF MAXIMUM 1985-07-17 1986-09-17 1986-09-17 1985-02-21 1985-07-17
STANDARD DEVIATION 1.020 0.02 0.33 0.32 0.04
Zn Zn As COLIFORM FAEC COL
TOTAL DISS TOTAL TOTAL
30004 30104 33007 36001 36011
mg/L Zn mg/L Zn mg/L As No/100ml No/100ml
NO. OF L-FLAGGED VALUES 0 4 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 13 30 35 13 35
MEAN 0.010 0.009 0.024 1771. 344.
MINIMUM 0.005 0.005 0.013 250. 20.
DATE OF MINIMUM 1985-08-14 1985-08-14 1986-08-06 1985-03-20 1986-12-15
10TH PERCENTILE 0.005 0.005 0.015 258. 50.
MEDIAN 0.008 0.007 0.023 500. 250.
90TH PERCENTILE 0.019 0.016 0.032 4550. 950.
MAXIMUM 0.020 0.020 0.036 8000. 1400.
DATE OF MAXIMUM 1985-04-17 1985-04-17 1986-05-14 1985-02-21 1986-07-09
STANDARD DEVIATION 0.005 0.004 0.006 2360. 369.
FAEC INST
STREP DISCHG
36102 97160
No/100ml m3/S
NO. OF L-FLAGGED VALUES 0 0
NO. OF G-FLAGGED VALUES 0 0
NO. OF UNFLAGGED VALUES 32 35
MEAN 50. 261.7
MINIMUM 0. 122.0
DATE OF MINIMUM 1986-04-16 1987-02-25
10TH PERCENTILE 2. 142.5
MEDIAN 20. 256.0
90TH PERCENTILE 99. 388.5
MAXIMUM 250. 641.0
DATE OF MAXIMUM 1986-07-09 1986-08-06
STANDARD DEVIATION 71. 107.9
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