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STATISTICS FOR NEW ZEALAND
GEMS/WATER - STATISTICAL SUMMARY BY STATION 2002-02-15 PAGE 412
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 - 1982-01-01 TO 1984-12-31
PERIOD OF RECORD FROM - 1982-01-13 TO 1984-11-14
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP N KJEL NO3NO2 NH3
COND
02041 02061 07001 07105 07556
us/cm deg C mg/L N mg/L N mg/L N
NO. OF L-FLAGGED VALUES 0 0 0 1 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 23 21 23 22 23
MEAN 108. 14.8 0.1 0.01 0.01
MINIMUM 105. 10.4 0.0 0.00 0.00
DATE OF MINIMUM 1982-02-10 1982-07-07 1983-10-12 1982-08-05 1982-10-13
10TH PERCENTILE 105. 10.5 0.0 0.00 0.00
MEDIAN 108. 15.1 0.1 0.00 0.01
90TH PERCENTILE 111. 19.5 0.1 0.01 0.01
MAXIMUM 111. 20.2 0.1 0.01 0.01
DATE OF MAXIMUM 1983-08-17 1982-01-13 1984-11-14 1984-11-14 1984-11-14
STANDARD DEVIATION 2. 3.3 0.0 0.00 0.00
O2 BOD COD ALK pH
DISS TOTAL
08101 08201 08301 10101 10301
mg/L O2 mg/L O2 mg/L O2 mg/L pH UNITS
NO. OF L-FLAGGED VALUES 0 4 7 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 23 18 12 23 23
MEAN 9.6 0. 3. 37.83 8.0
MINIMUM 8.1 0. 0. 35.50 7.7
DATE OF MINIMUM 1983-04-13 1982-12-08 1982-06-09 1984-03-07 1982-08-05
10TH PERCENTILE 8.7 0. 1. 36.00 7.7
MEDIAN 9.7 0. 3. 38.00 7.9
90TH PERCENTILE 10.3 1. 5. 39.50 8.2
MAXIMUM 10.5 2. 5. 40.00 8.3
DATE OF MAXIMUM 1982-09-08 1983-12-01 1983-08-17 1982-09-08 1984-03-07
STANDARD DEVIATION 0.6 0. 2. 1.24 0.2
SUSP SOL Na Mg Si P ORTHO
105 DEG DISS DISS REACTIVE TOTAL
10401 11103 12102 14101 15205
mg/L mg/L Na mg/L Mg mg/LSiO2 mg/L P
NO. OF L-FLAGGED VALUES 0 0 0 0 1
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 23 23 23 23 22
MEAN 1. 13. 3. 20.47 0.002
MINIMUM 0. 13. 2. 17.10 0.001
DATE OF MINIMUM 1982-03-10 1984-03-07 1983-02-09 1982-11-10 1982-08-05
10TH PERCENTILE 0. 13. 2. 18.32 0.001
MEDIAN 1. 13. 3. 21.00 0.002
90TH PERCENTILE 2. 14. 3. 21.90 0.003
MAXIMUM 3. 15. 3. 22.50 0.004
DATE OF MAXIMUM 1982-01-13 1982-11-10 1982-02-10 1982-08-05 1984-11-14
STANDARD DEVIATION 1. 0. 0. 1.34 0.001
P SULPHATE Cl K Ca
TOTAL DISS DISS DISS
15405 16302 17203 19103 20105
mg/L P mg/L SO4 mg/L Cl mg/L K mg/L Ca
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 23 23 23 23 23
MEAN 0.006 6. 9. 1.9 5.826
MINIMUM 0.005 4. 9. 1.7 5.000
DATE OF MINIMUM 1982-02-10 1983-10-12 1982-03-10 1984-03-07 1982-02-10
10TH PERCENTILE 0.005 4. 9. 1.8 5.030
MEDIAN 0.007 6. 9. 1.9 5.900
90TH PERCENTILE 0.008 7. 10. 2.0 6.300
MAXIMUM 0.009 8. 10. 2.2 6.600
DATE OF MAXIMUM 1983-12-01 1984-09-11 1984-05-09 1982-11-10 1982-10-13
STANDARD DEVIATION 0.001 1. 0. 0.1 0.424
FAEC COL FAEC INST
STREP DISCHG
36012 36102 97160
No/100ml No/100ml m3/S
NO. OF L-FLAGGED VALUES 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 22 23 22
MEAN 1. 3. 209.0
MINIMUM 0. 0. 133.0
DATE OF MINIMUM 1982-02-10 1982-03-10 1984-05-09
10TH PERCENTILE 0. 0. 147.8
MEDIAN 0. 2. 206.5
90TH PERCENTILE 2. 6. 244.6
MAXIMUM 11. 17. 273.0
DATE OF MAXIMUM 1984-05-09 1983-10-12 1984-11-14
STANDARD DEVIATION 2. 4. 32.1
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 - 1982-01-01 TO 1984-12-31
PERIOD OF RECORD FROM - 1982-01-26 TO 1984-12-05
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 17
MEAN 156. 15.8 0.1 0.3 0.5
MINIMUM 120. 8.1 0.1 0.2 0.3
DATE OF MINIMUM 1983-12-09 1982-07-06 1983-07-13 1983-07-13 1982-10-05
10TH PERCENTILE 136. 10.4 0.1 0.2 0.3
MEDIAN 156. 15.5 0.1 0.3 0.5
90TH PERCENTILE 172. 21.1 0.1 0.4 0.6
MAXIMUM 186. 21.8 0.1 0.4 0.7
DATE OF MAXIMUM 1983-04-12 1983-01-12 1984-12-05 1982-01-26 1983-07-13
STANDARD DEVIATION 15. 4.1 0.0 0.1 0.1
NO3NO2 NH3 O2 BOD COD
DISS
07105 07556 08101 08201 08301
mg/L N mg/L N mg/L O2 mg/L O2 mg/L O2
NO. OF L-FLAGGED VALUES 0 13 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 35 22 35 34 35
MEAN 0.27 0.01 9.2 2. 11.
MINIMUM 0.00 0.00 7.9 0. 6.
DATE OF MINIMUM 1983-03-15 1982-10-05 1984-11-07 1983-08-10 1982-07-06
10TH PERCENTILE 0.00 0.00 8.2 1. 8.
MEDIAN 0.30 0.00 9.4 1. 11.
90TH PERCENTILE 0.48 0.03 9.9 2. 14.
MAXIMUM 0.81 0.04 10.4 4. 17.
DATE OF MAXIMUM 1983-07-13 1984-07-18 1982-08-11 1984-12-05 1983-07-13
STANDARD DEVIATION 0.21 0.01 0.6 1. 2.
PERM V PERM V F ALK pH
DISS TOTAL
08401 08402 09104 10101 10301
mg/L O2 mg/L O2 mg/L F mg/L pH UNITS
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 5. 1. 0.2 37.11 7.5
MINIMUM 2. 1. 0.1 29.40 7.1
DATE OF MINIMUM 1982-07-06 1982-07-06 1983-07-13 1983-07-13 1984-03-07
10TH PERCENTILE 4. 1. 0.1 32.05 7.2
MEDIAN 5. 1. 0.2 37.80 7.5
90TH PERCENTILE 6. 2. 0.2 40.35 7.9
MAXIMUM 8. 2. 0.2 41.80 8.1
DATE OF MAXIMUM 1983-07-13 1983-07-13 1984-12-05 1983-03-15 1982-03-17
STANDARD DEVIATION 1. 0. 0.0 3.25 0.3
SUSP SOL Na Mg Si P ORTHO
105 DEG DISS DISS REACTIVE TOTAL
10401 11103 12102 14101 15205
mg/L mg/L Na mg/L Mg mg/LSiO2 mg/L P
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 14. 21. 2. 30.31 0.025
MINIMUM 5. 15. 2. 24.00 0.011
DATE OF MINIMUM 1982-07-06 1984-07-18 1983-11-09 1984-02-09 1983-07-13
10TH PERCENTILE 6. 16. 2. 25.60 0.014
MEDIAN 12. 21. 2. 29.70 0.025
90TH PERCENTILE 22. 24. 3. 34.60 0.034
MAXIMUM 32. 25. 3. 38.80 0.041
DATE OF MAXIMUM 1983-07-13 1984-12-05 1984-01-11 1984-06-19 1984-08-15
STANDARD DEVIATION 7. 3. 0. 3.54 0.007
P SULPHATE Cl K Ca
TOTAL DISS DISS DISS
15405 16302 17203 19103 20103
mg/L P mg/L SO4 mg/L Cl mg/L K mg/L Ca
NO. OF L-FLAGGED VALUES 0 0 0 1 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 35 35 35 34 35
MEAN 0.091 8. 21. 3.4 7.021
MINIMUM 0.049 5. 15. 2.9 5.920
DATE OF MINIMUM 1982-07-06 1983-01-12 1983-12-09 1983-12-09 1982-03-17
10TH PERCENTILE 0.060 6. 18. 3.1 6.200
MEDIAN 0.091 7. 21. 3.3 6.800
90TH PERCENTILE 0.114 10. 25. 3.7 7.840
MAXIMUM 0.132 11. 27. 3.7 9.000
DATE OF MAXIMUM 1984-11-07 1983-07-13 1984-12-05 1984-12-05 1983-07-13
STANDARD DEVIATION 0.020 2. 3. 0.2 0.754
Mn Fe Fe Zn As
TOTAL TOTAL DISS DISS TOTAL
25009 26002 26104 30104 33007
mg/L Mn mg/L Fe mg/L Fe mg/L Zn mg/L As
NO. OF L-FLAGGED VALUES 0 0 0 13 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 35 35 35 22 35
MEAN 0.06 0.56 0.17 0.015 0.025
MINIMUM 0.03 0.32 0.09 0.005 0.013
DATE OF MINIMUM 1983-09-07 1983-01-12 1984-08-15 1982-02-16 1982-08-11
10TH PERCENTILE 0.03 0.36 0.11 0.005 0.013
MEDIAN 0.05 0.50 0.16 0.010 0.023
90TH PERCENTILE 0.08 0.84 0.22 0.032 0.034
MAXIMUM 0.09 1.42 0.30 0.065 0.041
DATE OF MAXIMUM 1983-02-09 1983-07-13 1983-04-12 1983-10-05 1984-12-05
STANDARD DEVIATION 0.02 0.22 0.05 0.013 0.008
FAEC COL FAEC INST
STREP DISCHG
36011 36102 97160
No/100ml No/100ml m3/S
NO. OF L-FLAGGED VALUES 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 35 35 35
MEAN 700. 62. 253.2
MINIMUM 8. 2. 122.0
DATE OF MINIMUM 1983-10-05 1984-10-10 1983-03-15
10TH PERCENTILE 75. 12. 161.0
MEDIAN 350. 40. 244.0
90TH PERCENTILE 1350. 123. 347.5
MAXIMUM 3500. 432. 478.0
DATE OF MAXIMUM 1984-03-07 1984-03-07 1983-11-09
STANDARD DEVIATION 787. 77. 80.6
STATION - CANTERBURY PLAINS, BEXLEY WELL STATION NO. 017003
COUNTRY - NEW ZEALAND DEPTH(M) 158.8
LOCATION - OCT. 7 LAT. 43/31/48 LONG. 172/42/35 ELEVATION(M) 11.1
REGIONAL CENTRE - WPRA WATER TYPE GROUNDWATER
PERIOD REQUESTED FROM - 1982-01-01 TO 1984-12-31
PERIOD OF RECORD FROM - 1982-02-17 TO 1982-02-17
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP CO2 NO3NO2 NH3
COND DISS
02041 02061 06402 07105 07556
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 1 1 1 1 0
MEAN 107. 16.0 1. 0.14 0.00
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
COD F ALK pH Na
DISS TOTAL DISS
08301 09105 10101 10302 11103
mg/L O2 mg/L F mg/L pH UNITS mg/L Na
NO. OF L-FLAGGED VALUES 1 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 0 1 1 1 1
MEAN 5. 0.1 46.70 7.9 8.
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
Mg SULPHATE Cl K Ca
DISS DISS DISS DISS
12103 16303 17201 19103 20101
mg/L Mg mg/L SO4 mg/L Cl mg/L K mg/L Ca
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 1 1 1 1 1
MEAN 2. 5. 6. 0.7 13.000
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
FAEC COL
36012
No/100ml
NO. OF L-FLAGGED VALUES 0
NO. OF G-FLAGGED VALUES 0
NO. OF UNFLAGGED VALUES 1
MEAN 0.
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
STATION - WAIMAKARIRI RIVER STATION NO. 017004
COUNTRY - NEW ZEALAND DEPTH(M) 1.2
LOCATION - OCT. 7 LAT. 43/28/00 LONG. 172/19/38 ELEVATION(M) 111.0
REGIONAL CENTRE - WPRA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1982-01-01 TO 1984-12-31
PERIOD OF RECORD FROM - 1982-02-17 TO 1982-08-18
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP N KJEL NO3NO2 NH3
COND
02041 02061 07001 07105 07556
us/cm deg C mg/L N mg/L N mg/L N
NO. OF L-FLAGGED VALUES 0 0 4 1 3
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 7 7 3 6 4
MEAN 56. 10.8 0.0 0.04 0.01
MINIMUM 51. 5.5 0.0 0.01 0.00
DATE OF MINIMUM 1982-05-12 1982-07-21 1982-03-18 1982-02-17 1982-02-17
10TH PERCENTILE
MEDIAN 57. 9.5 0.1 0.05 0.01
90TH PERCENTILE
MAXIMUM 61. 18.0 0.1 0.06 0.02
DATE OF MAXIMUM 1982-08-18 1982-02-17 1982-02-17 1982-07-21 1982-08-18
STANDARD DEVIATION 4. 4.8 0.0 0.02 0.01
O2 BOD COD ALK pH
DISS TOTAL
08101 08201 08301 10101 10302
mg/L O2 mg/L O2 mg/L O2 mg/L pH UNITS
NO. OF L-FLAGGED VALUES 0 3 5 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 6 4 2 7 7
MEAN 10.5 0. 6. 23.20 7.9
MINIMUM 7.8 0. 5. 22.10 7.7
DATE OF MINIMUM 1982-05-12 1982-02-17 1982-02-17 1982-05-12 1982-07-21
10TH PERCENTILE
MEDIAN 10.8 0. 5. 23.00 7.8
90TH PERCENTILE
MAXIMUM 12.1 1. 12. 24.60 8.2
DATE OF MAXIMUM 1982-08-18 1982-08-18 1982-08-18 1982-04-14 1982-02-17
STANDARD DEVIATION 1.7 0. 3. 1.04 0.2
SUSP SOL Na Mg P ORTHO P
105 DEG DISS DISS TOTAL TOTAL
10401 11103 12103 15205 15405
mg/L mg/L Na mg/L Mg mg/L P mg/L P
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 7 7 7 7 7
MEAN 8. 2. 1. 0.002 0.011
MINIMUM 1. 2. 1. 0.001 0.004
DATE OF MINIMUM 1982-03-18 1982-05-12 1982-05-12 1982-08-18 1982-05-12
10TH PERCENTILE
MEDIAN 5. 2. 1. 0.002 0.012
90TH PERCENTILE
MAXIMUM 27. 2. 2. 0.004 0.020
DATE OF MAXIMUM 1982-07-21 1982-04-14 1982-03-18 1982-07-21 1982-03-18
STANDARD DEVIATION 9. 0. 0. 0.001 0.006
SULPHATE Cl K Ca FAEC COL
DISS DISS DISS
16303 17201 19103 20101 36012
mg/L SO4 mg/L Cl mg/L K mg/L Ca No/100ml
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 7 7 7 7 6
MEAN 6. 1. 0.4 8.786 68.
MINIMUM 5. 1. 0.3 8.000 2.
DATE OF MINIMUM 1982-08-18 1982-02-17 1982-05-12 1982-05-12 1982-08-18
10TH PERCENTILE
MEDIAN 6. 1. 0.3 9.000 56.
90TH PERCENTILE
MAXIMUM 6. 2. 0.5 9.000 164.
DATE OF MAXIMUM 1982-07-21 1982-04-14 1982-03-18 1982-04-14 1982-03-18
STANDARD DEVIATION 0. 0. 0.1 0.393 65.
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