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STATISTICS FOR THE PHILIPPINES
GEMS/WATER - STATISTICAL SUMMARY BY STATION 2002-02-15 PAGE 518
STATION - LA MESA RESERVOIR STATION NO. 020001
COUNTRY - PHILIPPINES DEPTH(M) 70.0
LOCATION - OCT. 2 LAT. 14/42/30 LONG. 121/05/00 ELEVATION(M) 75.0
REGIONAL CENTRE - WPRA WATER TYPE LAKE
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1979-01-24 TO 1981-07-02
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
INTEG TEMP CO2 O2 BOD
SAMPLE DISS DISS
00190 02061 06402 08101 08201
N/A deg C mg/L mg/L O2 mg/L O2
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 22 23 4 20 20
MEAN 1. 26.4 7. 7.9 1.
MINIMUM 1. 24.5 4. 7.2 0.
DATE OF MINIMUM 1979-01-24 1980-05-22 1981-02-09 1979-01-24 1979-01-24
10TH PERCENTILE 1. 25.0 7.2 0.
MEDIAN 1. 26.0 7. 7.8 0.
90TH PERCENTILE 1. 27.6 8.9 1.
MAXIMUM 1. 31.0 9. 9.4 8.
DATE OF MAXIMUM 1981-07-02 1979-05-03 1981-07-02 1979-05-03 1981-07-02
STANDARD DEVIATION 0. 1.5 2. 0.7 2.
PERM V F ALK pH SUSP SOL
DISS TOTAL 105 DEG
08401 09104 10102 10302 10401
mg/L O2 mg/L F mg/L pH UNITS 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 4 23 23 23 17
MEAN 1. 0.1 65.43 7.7 50.
MINIMUM 1. 0.0 41.00 7.1 2.
DATE OF MINIMUM 1980-07-28 1979-01-24 1979-07-05 1980-05-22 1979-05-03
10TH PERCENTILE 0.0 45.80 7.2 3.
MEDIAN 1. 0.1 66.00 7.7 12.
90TH PERCENTILE 0.1 75.20 8.1 37.
MAXIMUM 2. 0.2 112.00 8.1 640.
DATE OF MAXIMUM 1981-07-02 1979-05-03 1979-11-07 1979-03-07 1979-07-05
STANDARD DEVIATION 0. 0.0 14.01 0.3 152.
VOL SUSP Mg Si SULPHATE Cl
SOLIDS DISS REACTIVE DISS
10511 12103 14101 16301 17201
mg/L mg/L Mg mg/LSiO2 mg/L SO4 mg/L Cl
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 13 23 17 23 23
MEAN 4. 5. 25.99 12. 4.
MINIMUM 2. 1. 6.00 4. 0.
DATE OF MINIMUM 1979-05-03 1979-03-13 1979-09-12 1979-01-24 1979-03-13
10TH PERCENTILE 2. 3. 7.75 4. 2.
MEDIAN 4. 5. 24.60 8. 4.
90TH PERCENTILE 6. 6. 36.42 12. 6.
MAXIMUM 7. 11. 62.00 110. 7.
DATE OF MAXIMUM 1981-07-02 1979-03-13 1981-07-02 1979-07-05 1981-07-02
STANDARD DEVIATION 2. 2. 12.40 22. 2.
Ca Mn Fe
DISS DISS TOTAL
20101 25101 26002
mg/L Ca mg/L Mn mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 23 9 23
MEAN 16.302 0.01 0.63
MINIMUM 11.200 0.00 0.05
DATE OF MINIMUM 1979-03-07 1979-01-24 1979-05-03
10TH PERCENTILE 11.720 0.05
MEDIAN 14.400 0.00 0.10
90TH PERCENTILE 23.940 0.50
MAXIMUM 31.200 0.10 10.69
DATE OF MAXIMUM 1979-03-13 1979-07-05 1979-07-05
STANDARD DEVIATION 5.505 0.03 2.20
STATION - LAGUNA LAKE STATION NO. 020002
COUNTRY - PHILIPPINES DEPTH(M) 7.0
LOCATION - OCT. 2 LAT. 14/25/28 LONG. 121/13/26 ELEVATION(M) 10.5
REGIONAL CENTRE - WPRA WATER TYPE LAKE
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1979-01-23 TO 1981-12-02
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
INTEG ELEC TEMP NO3NO2 NH3
SAMPLE COND
00190 02041 02061 07105 07555
N/A us/cm deg C 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 15 15 18 18 17
MEAN 1. 1508. 28.8 0.06 0.06
MINIMUM 1. 475. 25.0 0.01 0.00
DATE OF MINIMUM 1979-01-23 1981-12-02 1981-01-27 1981-01-27 1981-03-31
10TH PERCENTILE 1. 598. 25.6 0.02 0.01
MEDIAN 1. 1400. 28.8 0.04 0.04
90TH PERCENTILE 1. 2825. 30.7 0.11 0.13
MAXIMUM 2. 3450. 33.0 0.26 0.27
DATE OF MAXIMUM 1981-01-27 1981-05-26 1980-05-20 1980-07-30 1981-12-02
STANDARD DEVIATION 0. 929. 2.2 0.07 0.08
O2 ALK pH Cl P,P-DDT
DISS TOTAL DISS
08102 10102 10302 17201 18000
mg/L O2 mg/L pH UNITS mg/L Cl ug/L
NO. OF L-FLAGGED VALUES 0 0 0 0 2
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 18 17 17 18 0
MEAN 7.1 58.88 7.9 389. 0.250
MINIMUM 5.0 22.00 6.3 24.
DATE OF MINIMUM 1980-10-21 1981-01-27 1981-12-02 1980-07-30
10TH PERCENTILE 5.2 29.00 6.7 133.
MEDIAN 7.0 64.00 8.0 322.
90TH PERCENTILE 8.3 82.30 8.8 750.
MAXIMUM 10.2 84.00 9.3 930.
DATE OF MAXIMUM 1980-05-20 1981-05-26 1981-07-28 1981-05-26
STANDARD DEVIATION 1.3 19.75 0.7 258.
P,P-DDE ALDRIN DIELDRIN
18020 18130 18150
ug/L ug/L ug/L
NO. OF L-FLAGGED VALUES 2 2 2
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 0 0 0
MEAN 0.100 0.050 0.150
MINIMUM
DATE OF MINIMUM
10TH PERCENTILE
MEDIAN
90TH PERCENTILE
MAXIMUM
DATE OF MAXIMUM
STANDARD DEVIATION
STATION - PAMPANGA RIVER STATION NO. 020003
COUNTRY - PHILIPPINES DEPTH(M) 12.5
LOCATION - OCT. 2 LAT. 15/00/51 LONG. 120/46/37 ELEVATION(M) 10.0
REGIONAL CENTRE - WPRA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1979-01-17 TO 1981-11-10
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
INTEG TEMP PHENOLS O2 BOD
SAMPLE DISS
00190 02061 06532 08101 08201
N/A deg C mg/L mg/L O2 mg/L O2
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 33 27 22 32 33
MEAN 1. 29.0 0.000 8.1 2.
MINIMUM 1. 26.0 0.000 6.5 0.
DATE OF MINIMUM 1979-01-17 1979-01-17 1979-01-17 1981-03-09 1980-09-18
10TH PERCENTILE 1. 26.9 0.000 6.8 0.
MEDIAN 1. 29.0 0.000 8.3 1.
90TH PERCENTILE 2. 31.0 0.000 8.8 3.
MAXIMUM 2. 34.0 0.000 9.2 6.
DATE OF MAXIMUM 1981-04-29 1981-02-24 1981-04-29 1979-02-21 1980-06-26
STANDARD DEVIATION 0. 1.7 0.000 0.7 1.
pH SUSP SOL Cl P,P-DDE ALDRIN
105 DEG DISS
10302 10401 17204 18020 18130
pH UNITS mg/L mg/L Cl ug/L ug/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 33 29 2 11 2
MEAN 7.9 72. 12. 0.103 0.019
MINIMUM 7.2 20. 0.000
DATE OF MINIMUM 1980-11-12 1979-05-03 1980-11-12
10TH PERCENTILE 7.5 20. 0.000
MEDIAN 7.9 50. 0.027
90TH PERCENTILE 8.2 137. 0.254
MAXIMUM 8.4 250. 0.320
DATE OF MAXIMUM 1981-04-29 1979-06-20 1979-01-17
STANDARD DEVIATION 0.3 60. 0.121
BHC Mn Fe Cu Zn
DISS TOTAL DISS DISS
18814 25104 26004 29106 30104
ug/L mg/L Mn mg/L Fe mg/L Cu mg/L Zn
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 10 9 11
MEAN 0.002 0.08 5.64 1.229 3.276
MINIMUM 0.49 0.000 0.030
DATE OF MINIMUM 1980-04-30 1980-11-12 1980-02-14
10TH PERCENTILE 0.49 0.031
MEDIAN 4.81 0.020 0.180
90TH PERCENTILE 8.32 1.280
MAXIMUM 15.91 10.840 33.350
DATE OF MAXIMUM 1979-08-30 1979-07-19 1979-07-19
STANDARD DEVIATION 4.34 3.604 9.982
FAEC COL Hg Pb
DISS DISS
36011 80111 82101
No/100ml ug/L Hg mg/L Pb
NO. OF L-FLAGGED VALUES 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 7 5 5
MEAN 4.7E+04 0.074 1.400
MINIMUM 3.2E+03 0.020 0.000
DATE OF MINIMUM 1981-09-18 1979-07-19 1979-08-30
10TH PERCENTILE
MEDIAN 7.9E+03 0.050 0.010
90TH PERCENTILE
MAXIMUM 1.3E+05 0.200 6.770
DATE OF MAXIMUM 1980-11-12 1980-03-21 1979-07-19
STANDARD DEVIATION 5.3E+04 0.072 3.003
STATION - CAGAYAN RIVER STATION NO. 020004
COUNTRY - PHILIPPINES DEPTH(M) 1.6
LOCATION - OCT. 2 LAT. 08/28/37 LONG. 124/38/18 ELEVATION(M) 0.6
REGIONAL CENTRE - WPRA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1979-01-18 TO 1981-12-08
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
INTEG TEMP O2 BOD ALK
SAMPLE DISS TOTAL
00190 02061 08101 08201 10102
N/A deg C mg/L O2 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 62 62 62 43 62
MEAN 2. 26.5 7.8 1. 62.29
MINIMUM 2. 24.0 7.2 0. 25.00
DATE OF MINIMUM 1979-01-18 1979-06-14 1981-05-13 1979-11-29 1981-11-24
10TH PERCENTILE 2. 26.0 7.3 0. 44.52
MEDIAN 2. 26.0 7.8 0. 62.50
90TH PERCENTILE 2. 28.0 8.4 1. 75.00
MAXIMUM 2. 29.0 9.4 2. 100.00
DATE OF MAXIMUM 1981-12-08 1980-11-05 1980-03-24 1981-04-20 1981-04-29
STANDARD DEVIATION 0. 0.9 0.4 0. 12.64
pH SUSP SOL P ORTHO PO4-P Cl
105 DEG TOTAL SOL DISS
10302 10401 15205 15254 17201
pH UNITS mg/L mg/L P mg/L PO4 mg/L Cl
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 45 16 19 42 43
MEAN 7.8 44. 0.116 0.084 3.
MINIMUM 6.8 2. 0.069 0.038 1.
DATE OF MINIMUM 1980-11-24 1979-02-27 1981-10-19 1979-10-10 1980-11-24
10TH PERCENTILE 7.2 3. 0.072 0.051 2.
MEDIAN 7.9 20. 0.117 0.067 3.
90TH PERCENTILE 8.4 84. 0.151 0.138 6.
MAXIMUM 8.6 318. 0.177 0.228 7.
DATE OF MAXIMUM 1979-01-18 1979-06-14 1981-12-08 1980-10-22 1979-04-23
STANDARD DEVIATION 0.4 79. 0.032 0.042 1.
Cl ALDRIN FAEC COL Hg INST
DISS DISS DISCHG
17204 18130 36011 80111 97160
mg/L Cl ug/L No/100ml ug/L Hg m3/S
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 2 61 19 28
MEAN 3. 1.135 7677. 0.146 319.7
MINIMUM 2. 460. 0.000 0.0
DATE OF MINIMUM 1981-02-16 1981-01-08 1980-10-13 1979-02-27
10TH PERCENTILE 2. 1700. 0.045 0.0
MEDIAN 3. 4900. 0.112 294.4
90TH PERCENTILE 4. 15700. 0.220 814.7
MAXIMUM 4. 54000. 0.500 914.5
DATE OF MAXIMUM 1981-04-29 1979-02-27 1979-09-10 1980-01-21
STANDARD DEVIATION 1. 8176. 0.116 312.0
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