PHYSICAL/CHEMICAL TEST 2020 | Santa Rosa (N.E) Water District

Sample No.: P00105229-01
Sample ID: RAJAL PUMPING STATION
Date sampled: 07-14-20 06:30
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	7/17/2020	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	7/17/2020	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	7/17/2020	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.5	–	6.5-8.5	Electrometric Method	7/14/2020	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	7/15/2020	MPT	1123
Turbidity**	0.15	NTU	5	Nephelometry (Turbidimeter)	7/14/2020	ATDR	1123
Total Dissolved Solids**	293	mg/L	600	Gravimetry (SM2540 C)	7/15/2020	ATDR	1123
Nitrate**	0.3	mg/L	50	Cadmium Reduction Method	7/15/2020	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	7/14/2020	ATDR	1123
>>>end of result set for Sample No.:P00105229-01<<<

Sample No.: P00105229-02
Sample ID: CONSUMER TAP
Date sampled: 07-14-20 06:52
Matrix: Drinking Water

TEST DESCRIPTION	RESULTS	UNITS	REG LIMIT	TEST METHODS	DATE ANALYZED	BY	Ref*
-Metals-
Cadmium	<0.001	mg/L	0.003	ICP – OES	7/17/2020	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	7/17/2020	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.1	–	6.5-8.5	Electrometric Method	7/14/2020	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	7/15/2020	MPT	1123
Turbidity**	0.25	NTU	5	Nephelometry (Turbidimeter)	7/14/2020	ATDR	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	7/14/2020	ATDR	1123
>>>end of result set for Sample No.:P00105229-02<<<

Sample No.: P00105229-03
Sample ID: OMICO STATION
Date sampled: 07-14-20 08:00
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	7/17/2020	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	7/17/2020	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	7/17/2020	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.6	–	6.5-8.5	Electrometric Method	7/14/2020	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	7/15/2020	MPT	1123
Turbidity**	0.2	NTU	5	Nephelometry (Turbidimeter)	7/14/2020	ATDR	1123
Total Dissolved Solids**	254	mg/L	600	Gravimetry (SM2540 C)	7/15/2020	ATDR	1123
Nitrate**	0.2	mg/L	50	Cadmium Reduction Method	7/15/2020	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	7/14/2020	ATDR	1123
>>>end of result set for Sample No.:P00105229-03<<<

Sample No.: P00105229-04
Sample ID: LIWAYWAY PUMPING STATION
Date sampled: 07-14-20 07:45
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	7/17/2020	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	7/17/2020	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	7/17/2020	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.9	–	6.5-8.5	Electrometric Method	7/14/2020	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	7/15/2020	MPT	1123
Turbidity**	0.75	NTU	5	Nephelometry (Turbidimeter)	7/14/2020	ATDR	1123
Total Dissolved Solids**	226	mg/L	600	Gravimetry (SM2540 C)	7/15/2020	ATDR	1123
Nitrate**	0.7	mg/L	50	Cadmium Reduction Method	7/15/2020	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	7/14/2020	ATDR	1123
>>>end of result set for Sample No.:P00105229-04<<<

Sample No.: P00105229-05
Sample ID: MAPALAD PUMPING STATION
Date sampled: 07-14-20 06:10
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	7/17/2020	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	7/17/2020	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	7/17/2020	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	6.9	–	6.5-8.5	Electrometric Method	7/14/2020	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	7/15/2020	MPT	1123
Turbidity**	0.55000000000000004	NTU	5	Nephelometry (Turbidimeter)	7/14/2020	ATDR	1123
Total Dissolved Solids**	115	mg/L	600	Gravimetry (SM2540 C)	7/15/2020	ATDR	1123
Nitrate**	6.5	mg/L	50	Cadmium Reduction Method	7/15/2020	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	7/14/2020	ATDR	1123
>>>end of result set for Sample No.:P00105229-05<<<

Sample No.: P00105229-06
Sample ID: SAP-SAP PUMPING STATION
Date sampled: 07-14-20 09:36
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	7/17/2020	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	7/17/2020	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	7/17/2020	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.4	–	6.5-8.5	Electrometric Method	7/14/2020	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	7/15/2020	MPT	1123
Turbidity**	0.35	NTU	5	Nephelometry (Turbidimeter)	7/14/2020	ATDR	1123
Total Dissolved Solids**	294	mg/L	600	Gravimetry (SM2540 C)	7/15/2020	ATDR	1123
Nitrate**	0.3	mg/L	50	Cadmium Reduction Method	7/15/2020	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	7/14/2020	ATDR	1123
>>>end of result set for Sample No.:P00105229-06<<<

Sample No.: P00105229-07
Sample ID: RIZAL PUMPING STATION
Date sampled: 07-14-2010:26
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	7/17/2020	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	7/17/2020	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	7/17/2020	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.4	–	6.5-8.5	Electrometric Method	7/14/2020	MDLL	1123
Color**	8	Apparent CU	10	Visual Comparison	7/15/2020	MPT	1123
Turbidity**	1.9	NTU	5	Nephelometry (Turbidimeter)	7/14/2020	ATDR	1123
Total Dissolved Solids**	347	mg/L	600	Gravimetry (SM2540 C)	7/15/2020	ATDR	1123
Nitrate**	0.3	mg/L	50	Cadmium Reduction Method	7/15/2020	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	7/14/2020	ATDR	1123
>>>end of result set for Sample No.:P00105229-07<<<

Sample No.: P00105229-08
Sample ID: SAN GREGORIO PUMPING STATION
Date sampled: 07-14-20 08:44
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	7/17/2020	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	7/17/2020	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	7/17/2020	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	7.7	–	6.5-8.5	Electrometric Method	7/14/2020	MDLL	1123
Color**	5	Apparent CU	10	Visual Comparison	7/15/2020	MPT	1123
Turbidity**	1.8	NTU	5	Nephelometry (Turbidimeter)	7/14/2020	ATDR	1123
Total Dissolved Solids**	238	mg/L	600	Gravimetry (SM2540 C)	7/15/2020	ATDR	1123
Nitrate**	0.3	mg/L	50	Cadmium Reduction Method	7/15/2020	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	7/14/2020	ATDR	1123
>>>end of result set for Sample No.:P00105229-08<<<

Sample No.: P00105229-09
Sample ID: SOLEDAD PUMPING STATION
Date sampled: 07-14-20 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	7/17/2020	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	7/17/2020	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	7/17/2020	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	8	–	6.5-8.5	Electrometric Method	7/14/2020	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	7/15/2020	MPT	1123
Turbidity**	0.25	NTU	5	Nephelometry (Turbidimeter)	7/14/2020	ATDR	1123
Total Dissolved Solids**	236	mg/L	600	Gravimetry (SM2540 C)	7/15/2020	ATDR	1123
Nitrate**	0.6	mg/L	50	Cadmium Reduction Method	7/15/2020	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	7/14/2020	ATDR	1123
>>>end of result set for Sample No.:P00105229-09<<<

Sample No.: P00105229-10
Sample ID: GOMEZ PUMPING STATION
Date sampled: : 07-14-20 09:40
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	7/17/2020	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	7/17/2020	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	7/17/2020	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	8	–	6.5-8.5	Electrometric Method	7/14/2020	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	7/15/2020	MPT	1123
Turbidity**	0.25	NTU	5	Nephelometry (Turbidimeter)	7/14/2020	ATDR	1123
Total Dissolved Solids**	236	mg/L	600	Gravimetry (SM2540 C)	7/15/2020	ATDR	1123
Nitrate**	0.3	mg/L	50	Cadmium Reduction Method	7/15/2020	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	7/14/2020	ATDR	1123
>>>end of result set for Sample No.:P00105229-10<<<

Sample No.: P00105229-11
Sample ID: LA FUENTE PUMPING STATION
Date sampled: 07-14-20 08:16
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	7/17/2020	PPG	1123
Cadmium	<0.001	mg/L	0.003	ICP – OES	7/17/2020	PPG	1123
Lead	<0.005	mg/L	0.01	ICP – OES	7/17/2020	PPG	1123
-Wet Chemistry-
pH**, Laboratory @ 25.0°C	8	–	6.5-8.5	Electrometric Method	7/14/2020	MDLL	1123
Color**	3	Apparent CU	10	Visual Comparison	7/15/2020	MPT	1123
Turbidity**	0.2	NTU	5	Nephelometry (Turbidimeter)	7/14/2020	ATDR	1123
Total Dissolved Solids**	247	mg/L	600	Gravimetry (SM2540 C)	7/15/2020	ATDR	1123
Nitrate**	0.3	mg/L	50	Cadmium Reduction Method	7/15/2020	NGCM	1123
Chlorine**, Residual	<0.02	mg/L	0.3 – 1.5	Colorimetry – DPD	7/14/2020	ATDR	1123
>>>end of result set for Sample No.:P00105229-11<<<

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