Philippine National Standards for Drinking Water of 2017 (AO 2017-0010)

Initial examination

Shall be conducted for new or newly constructed water sources

Periodic Examination

Shall be conducted for existing water sources

• Microbiological

• Physical

• Chemical

• Radiological

Water samples for initial and periodic examination from all water sources shall cover ———,————.————.———— parameters

Certified Sampling Personnel

Only ————— shall collect water samples for regulatory purposes

DOH Accredited Laboratory

All water samples for regulatory purposes shall be examined only in ————-

Philippine Nuclear Research Institute

Examination of water samples for radiological quality shall be done by the ———

• Water Refilling Station

• Vending Machine

• Mobile Tanks

• Bulk Water Supply

Drinking water from ———, ———, ———, and ——— shall be subject for initial and periodic examination for microbiological, physical, chemical, and radiological quality.

5 to 7

pH value for refilling stations and vending machine

10mg/L

TDS level for refilling stations and vending machine shall NOT EXCEED ——— to validate the efficiency of reverse osmosis or distillation process

0.5 mg/L ; 1.50mg/L

Water from mobile tanks shall have a chlorine residual (as free chlorine) of at least ——- but not to exceed to —— at the point of delivery

0.3 mg/L to 1.5mg/L

Bulk water supply shall maintain chlorine residual (as free chlorine) level between ——- to ——

0.2 mg/L to 0.4mg/L

Bulk water supply shall maintain chlorine dioxide residual level between ——- to —— prior to distribution

DOH / Local Drinking Water Quality Monitoring Committee (LDWQMC) / Local Health Officer

Drinking water service providers shall consult to ——————————- for the interpretation of results

24 hours

When E.coli / Thermotolerant coliform is PRESENT in water, sanitary survey shall be conducted within ——- to determine the cause of contamination which include resampling.

3

In case exceedance of standard values of physical and chemical parameters, monitoring shall be carried out for the next ——- consecutive months wherein all results must comply with the standards.

Mandatory Parameters

This parameters are legally enforceable ; shall be required for examination by all drinking-water service providers

Mandatory Parameters

parameters that directly affect health through acute or chronic exposure and/or will render the water unacceptable for drinking ; indicate possible presence of other contaminants

3 years

Frequency of testing for Mandatory Parameters, except for E.coli / Thermotolerant Coliform and residual disinfectant, may be reduced to every ——- years if the LDWQMC found the consolidated water quality reports showed undetectable levels (below MDL) of a particular mandatory parameter

Primary Parameters

Parameters that are site-specific ; chemical impurities in water that directly affect health through acute or chronic exposure

Primary Parameters

parameters that can be adopted as enforceable parameter, in addition to mandatory parameters

Secondary Parameter

Parameters that render the water unacceptable for drinking ; include operational parameters which affect the efficiency of the treatment process

72

During the first —— hours, temporary supply of water shall be provided by the Local Government Unit (LGU).

Mobile treatment plant

In Emergency Drinking—Water Parameters, —————— can be used as an alternative source of water.

Seven (7)

The water supply shall be monitored daily for at least ———- days by the LGU and other respondents in terms of residual chlorine, and E.coli

100

The acceptable level of residual chlorine shall be 0.5mg/l to 1.5 mg/L should be absent per —— mL of sample

DOH Administrative Order No. 2014-0027

All drinking water service providers shall be required to prepare WSP as provided by ————————- “National Policy on Water Safety Plan for All Drinking-Water Service Providers”, dated September 4, 2014.

DOH Administrative Order No. 2017-0006

WSP of a drinking-water service provider shall be subject for review and approval as provided by the ———————- “Guidelines for the Review and Approval of the Water Safety Plans of Drinking -Water Service Providers”, dated April 20, 2017

Six (6) ; Php 1,000

Imprisonment for a period of not exceeding ——— months or by a fine of not exceeding ———-

0.02 mg/L

MAL for Antimony (Sb)

0.01 mg/L

MAL for Arsenic (As)

0.70 mg/L

MAL for Barium (Ba)

2.00 mg/L

MAL for Boron (B)

0.003 mg/L

MAL for Cadmium (Cd)

0.05 mg/L

MAL for Chromium, Total (Cr)

0.50 mg/L

MAL for Cyanide, Total (CN^-)

1.50 mg/L

MAL for Flouride (F^-)

0.01 mg/L

MAL for Lead (Pb)

0.4 mg/L

MAL for Manganese (Mn)

0.001 mg/L

MAL for Mercury, Total (Hg)

0.07 mg/L

MAL for Nickel (Ni)

50 mg/L

MAL for Nitrate (NO₃^-)

3 mg/L

MAL for Nitrite (NO₂^-)

0.04 mg /L

MAL for Selenium (Se)

0.01 mg/L

MAL for Benzene

0.0007 mg/L

MAL for Benzo(a)pyrene

0.004 mg/L

MAL for Carbon Tetrachloride

1 mg/L

MAL for 1,2-Dichlorobenzene

0.3 mg/L

MAL for 1,4-Dichlorobenzene

0.03 mg/L

MAL for 1,2-Dichloroethane

0.05 mg/L

MAL for 1,2 -Dichloroethene

0.02 mg/L

MAL for Dichloromethane

0.008 mg/L

MAL for Di (2-ethylhexyl) phthalate

0.3 mg/L

MAL for Ethylbenzene

0.02 mg/L

MAL for Styrene

0.04 mg/L

MAL for Tetrachloroethene

0.7 mg/L

MAL for Toulene

0.0003 mg/L

MAL for Vinyl Chloride

0.5 mg/L

MAL for Xylene