Water analysis

Question 1

What is the regulation that governs the accreditation of laboratories for drinking water analysis?

Answer 1

Administrative Order No. 2020-0031

Question 2

What is the classification related to laboratories for drinking water analysis?

Answer 2

Classification of LDWA

Question 3

What is the ownership classification for laboratories for drinking water analysis?

Answer 3

Government, Private

Question 4

What is the institutional character classification for laboratories for drinking water analysis?

Answer 4

Institution-based, Non-institution-based

Question 5

What is the service capability for Microbiological testing (A) in drinking water analysis?

Answer 5

Total coliform, thermotolerant coliforms/E. coli, and HPC

Question 6

What is the service capability for Physico-Chemical testing (B) in drinking water analysis?

Answer 6

Lead, Nitrate, Arsenic, Cadmium, color, turbidity, disinfectant residual, pH, Total Dissolved Solids (TDS)

Question 7

What is the service capability for Microbiological-Physico-Chemical (C) testing in drinking water analysis?

Answer 7

Offers services both Category A and B

Question 8

What is the minimum workspace for Classification A in drinking water analysis laboratories?

Answer 8

20 m2 for sterile room and media preparation area

Question 9

What is the minimum workspace for Classification B in drinking water analysis laboratories?

Answer 9

50 m2 for wet chemistry area, ICP/AAS room, Spectrophotometer room, and chemical storage room

Question 10

What is the minimum workspace for Classification C in drinking water analysis laboratories?

Answer 10

70 m2 for sterile room and media preparation area, wet chemistry area, ICP/AAS room, Spectrophotometer room, and chemical storage room

Question 11

What is the required headship for drinking water analysis laboratories?

Answer 11

A competent and experienced professional, with a specialized skill set related to and proportionate to the laboratory category

Question 12

What is the required experience for analysts in drinking water analysis laboratories?

Answer 12

NRL-EOHTM trained, at least 2 years of experience in water testing procedures

Question 13

What qualifications are required for analysts in Microbiology in drinking water analysis laboratories?

Answer 13

Registered Medical Technologist, Certified Microbiologist, Registered Food Technologist

Question 14

What qualifications are required for analysts in Physico-Chemical in drinking water analysis laboratories?

Answer 14

Registered Chemist, Registered Chemical Technician, supervision of a Registered Chemist

Question 15

What is the validity period for the DOH-COA for a free-standing laboratory?

Answer 15

3 years

Question 16

What is the validity period for the DOH-COA for a laboratory inside a hospital?

Answer 16

1 year

Question 17

What is the requirement when E. coli or Thermotolerant Coliform is present in water?

Answer 17

A sanitary survey must be conducted within 24 hours to determine the cause of contamination, including resampling.

Question 18

What must a drinking-water service provider do when E. coli or Thermotolerant Coliform is present?

Answer 18

Issue an advisory to BOIL, offer distillation or other household water treatment options, or provide an alternative drinking-water supply.

Question 19

What must be done if the standard values for physical and chemical parameters are exceeded in drinking water?

Answer 19

Monitoring shall be carried out for the next 3 consecutive months, and all results must comply with the standards.