MODULE 10 - Water Analysis Flashcards
A.O. No. 2017-0010 is also known as _______
Philippine National Standards for Drinking Water (PNSDW) of 2017
Drinking water must be clear and does not have objectionable ___, _____, _____
taste, odor, and color
The quality of drinking-water shall be measured in terms of its ____, _____, _____, _____
chemical
microbiological
physical
radiological constituents
three parameters for standards for drinking-water quality:
total coliform
thermotolerant coliform
heterotrophic plate count
give three points of compliance for total coliform
water refilling station
water vending machines
water haulers
give three points of compliance for thermotolerant coliform
food establishments
ice plants
water treatment works
give three points of compliance for heterotrophic plate count
all buildings
bulk water
consumer’s taps
The parameters of drinking-water quality shall be classified as
Mandatory
Primary
Secondary
Emergency Drinking-Water Parameters*
Sustainable Developmental Goal (SDG) Parameters*
what three parameters does only have consumer’s taps as its sampling location
cadmium
lead
turbidity
what three parameters does only have treatment plant outlet/source as its sampling location
arsenic
nitrate
total dissolved solids
give three parameters for mandatory drinking-water quality
cadmium
lead
turbidity
give three parameters for primary drinking-water quality
barium
benzene
boron
give three parameters for secondary drinking-water quality
manganese
odor
sodium
parameters that are legally enforceable
Mandatory parameters
(T/F) Primary Parameters are the core parameters shall be required for examination by all drinking-water service providers
FALSE, should be mandatory parameters
The frequency of testing for mandatory parameters, except for E. coli/Thermotolerant Coliform and residual disinfectant, may be reduced to every ____ if the LDWQMC found the consolidated water quality reports showed undetectable levels (below MDL) of a particular mandatory parameter for 3 consecutive years
three (3) years
______ are the minimum parameters required to be tested for initial and periodic examinations.
mandatory parameters
(T/F) the mandatory parameters cannot include additional parameters from the list of primary and secondary as determined by the LDWQMC
FALSE; it may include
(T/F) additional parameters shall be based on the result of the risk assessment of the water sources where potential contamination from the natural or anthropogenic activities may occur
TRUE
These parameters are site-specific. These are chemical impurities in water that directly affect health through acute or chronic exposure
PRIMARY PARAMETERS
(T/F) secondary parameters can be adapted as enforceable parameters, in addition to the mandatory parameters
FALSE; should be primary parameters
are those that render the water unacceptable for drinking
SECONDARY PARAMETERS
these include operational parameters which affect the efficiency of the treatment process.
SECONDARY PARAMETERS
(T/F) During the first 54 hours, temporary supply of water shall be provided by the local government unit (LGU).
FALSE, first 72hrs
Water shall be disinfected as a minimum treatment (i.e. boiling, chlorination, etc.). ______ can be used as an alternative source of water
MOBILE TREATMENT PLANT
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.
seven (7)
The acceptable level of residual chlorine shall be _____ and a maximum level of ____. E. coli should be absent per ____ sample.
0.5 mg/L; 1.5 mg/L; 100 mL
Relative to Target 6.1.1 of the SDG in achieving universal and equitable access to safe and affordable drinking water for all by____ , the population should be using safely managed drinking water services
2030
_____shall be conducted for new or newly constructed water sources
Initial examination
______shall be done for existing water sources; and shall cover microbiological, physical, chemical and radiological parameters.
periodic examination
Drinking-water service providers should comply with minimum ______ and minimum ______
frequency of sampling
number of samples for water analysis
The collection of water samples shall comply with the
standard sampling requirements
Only ______ shall collect water samples for regulatory purposes
certified sampling personnel
All water samples for regulatory purposes shall be examined only in
DOH-Accredited Laboratory
The standard methods of examination shall be based on the
“22nd edition (2012) of the Standard Methods for the Examination of Water and Wastewater”
standard methods of examination shall be based on the “22nd edition (2012) of the Standard Methods for the Examination of Water and Wastewater” unless otherwise stated in the
Manual of Operations
Examination of water samples for radiologic quality shall be done by the
Philippine Nuclear Research Institute (PNRI)
LEVELS OF WATER SUPPLY SERVICE: Level 1 is also known as
Point source
LEVELS OF WATER SUPPLY SERVICE: Level 2 is also known as
Communal faucet system
LEVELS OF WATER SUPPLY SERVICE: Level 3 is also known as
Waterworks system
What level does having:
- 15 households with people having to fetch water from up to 250 meters distance
Level 1
What level does having:
- 4-6 households within 25 meters’ distance
Level 2
What level does having:
- more than 100 liters per person
Level 3
DOH Administrative Order No. 2006-0024 IRR
Rules and Regulations Governing the Accreditation of Laboratories for Drinking Water Analysis
In order to secure public health and safety, ____ also known as the Sanitary Code of the Philippines mandates the DOH to accredit laboratories performing examination of drinking water in accordance with the National Drinking Water Standards.
P.D. 856
P.D. 856 also known as the
Sanitary Code of the Philippines
In 1979, _____ was issued containing the Requirements for the Accreditation of Water Analysis Laboratories implemented by the BRL of the DOH
A.O. No. 31
The enactment of______, which re-directs the functions and operations of the DOH, transferred the regulatory functions of the BRL to the BHFS.
E.O. No. 102 s. 1999
Recognizing the need to maintain and safe guard water quality, ______ known as the Philippine Clean Water Act 2004 was enacted and the DOH was tasked to be responsible for the promulgation, revision, and enforcement of drinking water standards.
R.A. 9275
R.A. 9275 also known as
Philippine Clean Water Act 2004
T/F:
CHD: initial issuance of the Certificate of Accreditation
BHFS: renewal of accreditation
FALSE;
CHD: renewal of accreditation
BHFS: initial issuance of the Certificate of Accreditation
SERVICE CAPABILITY:
lab that performs standard methods to detect and estimate BACTERIAL COLIFORM ORGANISMS in the water sample
Bacteriological analysis
SERVICE CAPABILITY:
lab that performs standard methods to detect and estimate BIOLOGIC ORGANISMS such as planktons in the water sample
BIOLOGICAL ANALYSIS
SERVICE CAPABILITY:
lab that performs standard methods to measure the AESTHETIC CHARACTERISTIC of the water sample
PHYSICAL ANALYSIS
SERVICE CAPABILITY:
lab that performs standard methods to detect and estimate the CHEMICAL SUBSTANCES in the water sample
CHEMICAL ANALYSIS
SERVICE CAPABILITY:
lab that performs standard methods to detect and estimate the radioactive contaminants in the water sample
RADIOLOGICAL ANALYSIS
The laboratory workplace shall correlate with the _____ and _____ to be undertaken including provisions for periods of peak workload.
Freestanding laboratories shall have at a minimum of ____ workspace requirement
volume; type of analysis
20 sqm
the head of the lab should at least have ____ experience in the theory and practice of procedures used in water testing.
3 years
The analyst involved must
have the appropriate baccalaureate degree and at least ___ exp in water testing procedures
2 years
The laboratory aide must have training or at least ____ experience on clerical support and sampling
6 months
min. lab personnel for each service capability:
min. lab personnel for multi-service capability:
3
4
