PHYSICAL/CHEMICAL TEST 2019 | Santa Rosa (N.E) Water District

Sample No.: P00098536-01
Sample ID: MAPALAD PUMPING STATION
Date sampled: 10-18-19 09:50
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.5	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	15	Apparent CU	10	Visual Comparison	10/18/2019	MPT	1123
Turbidity**	0.8	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	149	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	2.6	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	0.06	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-01<<<

Sample No.: P00098536-02
Sample ID: RIZAL PUMPING STATION
Date sampled: 10-18-19 09:35
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.4	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	0.15	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	402	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	0.2	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-02<<<

Sample No.: P00098536-03
Sample ID: SAPSAP PUMPING STATION
Date sampled: 10-18-19 09:30
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.5	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	15	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	0.45	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	331	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	0.1	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	0.03	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-03<<<

Sample No.: P00098536-04
Sample ID: SAN GREGORIO PUMPING STATION
Date sampled: 10-18-19 10:10
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.8	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	0.2	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	259	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	0.09	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	0.05	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-04<<<

Sample No.: P00098536-05
Sample ID: LIWAYWAY PUMPING STATION
Date sampled: 10-18-19 09:55
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.9	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	0.35	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	240	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	0.2	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-05<<<

Sample No.: P00098536-07
Sample ID: LA FUENTE PUMPING STATION
Date sampled: 10-18-19 10:28
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	8	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	0.45	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	253	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	0.1	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	0.09	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-07<<<

Sample No.: P00098536-08
Sample ID: RAJAL PUMPING STATION
Date sampled: 10-18-19 09:50
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.7	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	0.25	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	297	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	0.1	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	0.04	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-08<<<

Sample No.: P00098536-09
Sample ID: BRGY RAJAL SUR CONCESSIONAIRES TANK
Date sampled: 10-18-19 10:00
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.8	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	0.25	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Chlorine**, Residual	0.04	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-09<<<

Sample No.: P00098536-10
Sample ID: SOLEDAD PUMPING STATION
Date sampled: 10-18-19 11:00
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.4	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	0.2	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	406	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	0.6	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	0.03	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-10<<<

Sample No.: P00098536-11
Sample ID: MAPALAD II PUMPING STATION
Date sampled: 10-18-19 10:40
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.9	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	0.25	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	253	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	0.2	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-11<<<

Sample No.: P00098536-12
Sample ID: MAPALAD III PUMPING STATION
Date sampled: 10-18-19 10:05
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.1	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	10	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	1.2	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	136	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	3	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	0.06	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-12<<<

Sample No.: P00098536-13
Sample ID: GOMEZ PUMPING STATION
Date sampled: 10-18-19 10:30
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	8	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	0.2	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	256	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	0.2	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	0.03	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-13<<<

Sample No.: P00098536-14
Sample ID: MALACAÑANG PUMPING STATION
Date sampled: 10-18-19 10:15
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Arsenic	<0.008	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	10/23/2019	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	10/23/2019	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7	–	6.5-8.5	Electrometric Method	10/18/2019	MDLL	1123
Color**	8	Apparent CU	10	Visual Comparison	10/19/2019	MPT	1123
Turbidity**	1.1000000000000001	NTU	5	Nephelometry (Turbidimeter)	10/18/2019	AGAS	1123
Total Dissolved Solids**	128	mg/L	600	Gravimetry (SM2540 C)	10/19/2019	AGAS	1123
Nitrate**	3.2	mg/L	50	Cadmium Reduction Method	10/19/2019	NGCM	1123
Chlorine**, Residual	0.1	mg/L	0.3 – 1.5	Colorimetry – DPD	10/18/2019	AGAS	1123
>>>end of result set for Sample No.:P00098536-14<<<

N/S = Not Supplied
**PAB approved parameter/s
Results are reported “as received basis”.
ICP – OES = Inductively Coupled Plasma – Optical Emission Spectroscopy
Standard Methods for the Examination of Water and Wastewater, APHA, AWWA, WEF 23rd Edition.
Test Methods for Evaluating Solid Wastes, Vol 1A, USEPA, Third Edition
*Regulatory Limit Reference
¹¹²³Philippine National Standards for Drinking Water, 2017