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STATISTICS FOR PERU
GEMS/WATER - STATISTICAL SUMMARY BY STATION 2002-02-15 PAGE 509
STATION - RIO RIMAC LIMA STATION NO. 032003
COUNTRY - PERU DEPTH(M) 2.5
LOCATION - OCT. 5 LAT. 12/01/10 LONG. 076/57/48 ELEVATION(M) 265.0
REGIONAL CENTRE - AMRA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1979-01-31 TO 1981-05-31
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 O2 ALK
COND DISS TOTAL
02041 02061 07105 08101 10102
us/cm deg C mg/L N mg/L O2 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 26 27 25 22 26
MEAN 634. 20.2 2.70 8.5 112.38
MINIMUM 410. 17.0 0.06 5.3 88.00
DATE OF MINIMUM 1981-02-28 1979-05-31 1981-05-31 1981-03-31 1981-02-28
10TH PERCENTILE 462. 18.0 0.08 6.3 95.20
MEDIAN 625. 19.0 0.19 7.7 112.00
90TH PERCENTILE 771. 23.3 8.53 9.8 122.80
MAXIMUM 940. 25.0 10.21 27.0 132.00
DATE OF MAXIMUM 1980-11-30 1980-01-31 1981-02-28 1981-02-28 1979-06-30
STANDARD DEVIATION 120. 2.3 3.59 4.3 9.78
pH SUSP SOL Na Mg SULPHATE
105 DEG DISS DISS
10302 10401 11105 12103 16301
pH UNITS mg/L mg/L Na mg/L Mg mg/L SO4
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 29 12 23 26 28
MEAN 8.0 738. 21. 12. 168.
MINIMUM 7.8 22. 17. 2. 106.
DATE OF MINIMUM 1979-02-28 1980-06-30 1980-08-31 1979-08-30 1981-03-31
10TH PERCENTILE 7.8 30. 18. 4. 111.
MEDIAN 8.0 130. 20. 11. 168.
90TH PERCENTILE 8.2 2512. 25. 20. 201.
MAXIMUM 8.3 2926. 27. 27. 277.
DATE OF MAXIMUM 1979-05-31 1981-01-31 1980-02-29 1980-02-29 1980-10-31
STANDARD DEVIATION 0.1 1129. 3. 7. 41.
Cl K Ca Mn Fe
DISS DISS DISS DISS TOTAL
17201 19105 20101 25105 26005
mg/L Cl mg/L K mg/L Ca mg/L Mn 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 28 21 25 24 29
MEAN 33. 2.5 92.216 1.21 8.32
MINIMUM 19. 1.5 29.600 0.02 0.18
DATE OF MINIMUM 1980-03-31 1980-02-29 1981-01-31 1980-09-30 1979-09-30
10TH PERCENTILE 20. 1.6 50.400 0.05 0.47
MEDIAN 30. 2.1 98.000 0.16 1.10
90TH PERCENTILE 46. 3.8 120.900 2.97 30.04
MAXIMUM 59. 4.8 134.000 13.00 60.00
DATE OF MAXIMUM 1981-01-31 1981-01-31 1980-11-30 1981-01-31 1979-05-31
STANDARD DEVIATION 10. 0.9 26.083 2.94 16.13
Ni Cu Zn As FAEC COL
DISS DISS DISS DISS
28102 29105 30105 33103 36011
mg/L Ni mg/L Cu mg/L Zn mg/L As No/100ml
NO. OF L-FLAGGED VALUES 4 0 5 9 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 4 23 11 0 11
MEAN 0.006 0.196 0.192 0.000 1391.
MINIMUM 0.000 0.000 0.000 0.000 600.
DATE OF MINIMUM 1980-06-30 1980-06-30 1979-07-31 1979-04-30 1979-02-28
10TH PERCENTILE 0.020 0.000 600.
MEDIAN 0.000 0.090 0.075 0.000 1100.
90TH PERCENTILE 0.284 0.498 2300.
MAXIMUM 0.030 1.700 0.850 0.000 3300.
DATE OF MAXIMUM 1980-09-30 1981-02-28 1980-03-31 1981-01-31 1979-10-30
STANDARD DEVIATION 0.012 0.380 0.251 0.000 871.
Cd
DISS
48101
mg/L Cd
NO. OF L-FLAGGED VALUES 9
NO. OF G-FLAGGED VALUES 0
NO. OF UNFLAGGED VALUES 13
MEAN 0.279
MINIMUM 0.000
DATE OF MINIMUM 1979-04-30
10TH PERCENTILE 0.000
MEDIAN 0.000
90TH PERCENTILE 0.036
MAXIMUM 6.000
DATE OF MAXIMUM 1980-01-31
STANDARD DEVIATION 1.278
STATION - POZO 89 ROMA LIMA STATION NO. 032004
COUNTRY - PERU DEPTH(M) 49.4
LOCATION - OCT. 5 LAT. 12/02/04 LONG. 077/04/31 ELEVATION(M)9999.9
REGIONAL CENTRE - AMRA WATER TYPE GROUNDWATER
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1980-06-13 TO 1980-06-13
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 ALK pH
COND TOTAL
02041 02061 07105 10102 10302
us/cm deg C mg/L N 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 1 1 1 1 1
MEAN 674. 20.0 0.19 144.00 8.0
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
SULPHATE Cl Fe
DISS TOTAL
16301 17201 26005
mg/L SO4 mg/L Cl mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 1 1 1
MEAN 124. 49. 0.10
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
STATION - POZO 95 LIMA STATION NO. 032005
COUNTRY - PERU DEPTH(M) 63.0
LOCATION - OCT. 5 LAT. 12/01/41 LONG. 077/04/34 ELEVATION(M) 29.0
REGIONAL CENTRE - AMRA WATER TYPE GROUNDWATER
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1979-09-18 TO 1980-08-11
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 ALK pH
COND TOTAL
02041 02061 07105 10102 10302
us/cm deg C mg/L N 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 2 2 2 2 2
MEAN 774. 20.0 3.08 132.00 8.0
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
SUSP SOL Mg SULPHATE Cl Ca
105 DEG DISS DISS DISS
10401 12103 16301 17201 20101
mg/L mg/L Mg mg/L SO4 mg/L Cl 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 2 2 1
MEAN 190. 3. 161. 41. 122.400
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
Fe
TOTAL
26005
mg/L Fe
NO. OF L-FLAGGED VALUES 0
NO. OF G-FLAGGED VALUES 0
NO. OF UNFLAGGED VALUES 2
MEAN 0.09
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
STATION - POZO SAN FELIPE 1 LIMA STATION NO. 032006
COUNTRY - PERU DEPTH(M) 26.0
LOCATION - OCT. 5 LAT. 11/54/01 LONG. 077/02/29 ELEVATION(M)9999.9
REGIONAL CENTRE - AMRA WATER TYPE GROUNDWATER
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1979-04-05 TO 1979-04-05
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 ALK pH
COND TOTAL
02041 02061 07105 10102 10302
us/cm deg C mg/L N 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 1 1 1 1 1
MEAN 1177. 24.0 0.21 196.00 8.2
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
Mg SULPHATE Cl Ca Fe
DISS DISS DISS TOTAL
12103 16301 17201 20101 26005
mg/L Mg mg/L SO4 mg/L Cl mg/L Ca 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 1 1 1 1 1
MEAN 8. 236. 50. 176.000 0.02
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
STATION - POZO 186 MANGOMARCA LIMA STATION NO. 032007
COUNTRY - PERU DEPTH(M) 62.0
LOCATION - OCT. 5 LAT. 12/01/02 LONG. 076/59/14 ELEVATION(M) 178.0
REGIONAL CENTRE - AMRA WATER TYPE GROUNDWATER
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1979-10-11 TO 1981-02-24
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 ALK pH
COND TOTAL
02041 02061 07105 10102 10302
us/cm deg C mg/L N 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 3 2 2 2 3
MEAN 1081. 22.5 6.48 172.00 7.5
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
SUSP SOL Mg SULPHATE Cl Ca
105 DEG DISS DISS DISS
10401 12103 16301 17201 20101
mg/L mg/L Mg mg/L SO4 mg/L Cl 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 2 1 3 3 1
MEAN 116. 7. 209. 78. 160.000
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
Fe
TOTAL
26005
mg/L Fe
NO. OF L-FLAGGED VALUES 0
NO. OF G-FLAGGED VALUES 0
NO. OF UNFLAGGED VALUES 3
MEAN 0.21
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
STATION - POZO 223 ATE LIMA STATION NO. 032008
COUNTRY - PERU DEPTH(M) 26.0
LOCATION - OCT. 5 LAT. 12/00/13 LONG. 076/54/03 ELEVATION(M) 345.0
REGIONAL CENTRE - AMRA WATER TYPE GROUNDWATER
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1979-07-03 TO 1980-08-07
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 ALK pH
COND TOTAL
02041 02061 07105 10102 10302
us/cm deg C mg/L N 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 2 2 2 2 2
MEAN 1026. 19.2 3.06 190.00 7.3
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
SUSP SOL Mg SULPHATE Cl Ca
105 DEG DISS DISS DISS
10401 12103 16301 17201 20101
mg/L mg/L Mg mg/L SO4 mg/L Cl 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 2 1 2 2 1
MEAN 135. 2. 218. 110. 154.400
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
Fe
TOTAL
26005
mg/L Fe
NO. OF L-FLAGGED VALUES 0
NO. OF G-FLAGGED VALUES 0
NO. OF UNFLAGGED VALUES 2
MEAN 0.04
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
STATION - POZO 229 SHANGRI LA LIMA STATION NO. 032009
COUNTRY - PERU DEPTH(M) 9999.9
LOCATION - OCT. 5 LAT. 11/54/34 LONG. 077/04/24 ELEVATION(M) 65.0
REGIONAL CENTRE - AMRA WATER TYPE GROUNDWATER
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1980-03-07 TO 1981-06-25
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 ALK pH
COND TOTAL
02041 02061 07105 10102 10302
us/cm deg C mg/L N 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 4 2 4 3 4
MEAN 2480. 25.0 7.27 251.33 7.3
MINIMUM 2410. 2.56 7.2
DATE OF MINIMUM 1980-03-07 1980-03-07 1980-03-07
10TH PERCENTILE
MEDIAN 2431. 6.78 7.3
90TH PERCENTILE
MAXIMUM 2647. 12.97 7.5
DATE OF MAXIMUM 1981-02-13 1981-02-13 1981-06-25
STANDARD DEVIATION 113. 5.01 0.2
Mg SULPHATE Cl Ca Fe
DISS DISS DISS TOTAL
12103 16301 17201 20101 26005
mg/L Mg mg/L SO4 mg/L Cl mg/L Ca 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 4 4 4 4 4
MEAN 40. 298. 224. 196.100 0.11
MINIMUM 14. 154. 183. 122.400 0.00
DATE OF MINIMUM 1980-03-07 1980-03-13 1980-03-13 1980-03-13 1980-03-07
10TH PERCENTILE
MEDIAN 35. 242. 218. 191.000 0.12
90TH PERCENTILE
MAXIMUM 77. 556. 280. 280.000 0.20
DATE OF MAXIMUM 1981-06-25 1981-06-25 1981-06-25 1980-03-07 1981-02-13
STANDARD DEVIATION 29. 180. 45. 68.266 0.11
STATION - POZO WIESSE CALLAO STATION NO. 032010
COUNTRY - PERU DEPTH(M) 127.0
LOCATION - OCT. 5 LAT. 12/04/04 LONG. 077/09/28 ELEVATION(M)9999.9
REGIONAL CENTRE - AMRA WATER TYPE GROUNDWATER
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1979-11-04 TO 1980-04-06
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 ALK pH
COND TOTAL
02041 02061 07105 10102 10302
us/cm deg C mg/L N 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 3 3 3 3 3
MEAN 3142. 24.7 1.76 115.33 7.9
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
SUSP SOL Mg SULPHATE Cl Ca
105 DEG DISS DISS DISS
10401 12103 16301 17201 20101
mg/L mg/L Mg mg/L SO4 mg/L Cl 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 3 3 3 3 3
MEAN 318. 33. 101. 622. 189.600
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
Fe
TOTAL
26005
mg/L Fe
NO. OF L-FLAGGED VALUES 0
NO. OF G-FLAGGED VALUES 0
NO. OF UNFLAGGED VALUES 3
MEAN 0.24
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
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