Oman Energy & Water Conference Exhibition May 19-21, 2015

Drinking Water Quality Strategy

Public Authority for Electricity & WaterSultanate of Oman

Hamed AL-HasniWater Quality Manager

Contents

1.Strategy of water quality surveillance Surveillance program Water quality indicators

2.Strategy of laboratory improvement Laboratory Management

3.Strategy of hygiene improvement Chlorination units Management of water quality data

Strategy of water quality surveillance

Results of WQ surveillance according to

strategy implementation

1: Regulation: OMANI STANDARD 08/20122. Risk Based approach: Risk identification3. Group of parameter: Creation of quality and quantity indicators4. Analytical methods: International standard analysis methods5. Assets: PAEW assets management6. Frequency: WQ Surveillance manual

LABORATORY INFORMATION MANAGEMENT SYSTEM (LIMS)

=

Strategy of water quality surveillance

Surveillance program

2011 2012 2013 2014 20150

20000

40000

60000

80000

100000

120000

17089 20816 22299

61242

25261

80000

Number of samples collected (2011 - 2015)

Target Number of sample done

Number of samples Samples

*Number of samples done in april 2015

*

Water quality indicators and targets

6. Collection :

quantity of samples and analysis tests

Target 2013: 20000 samples2014: 40000 samples2015: 80000 samples

Quantity indicator:

Quality: 95% of test compliant100% for E.Coli

Quantity: 100% annual sampling program

Target:Quality indicators:

4. Chemical quality: more than 50 parameters5. Physical quality: 5 parameters

1. Escherichia Coli2. Total coliform

3. Free chlorine

Bacteriology:

Strategy of laboratory improvement

• Laboratories

p6

Central Lab

1

9

5

1

16 Lab 16 Lab

Central Lab – Regional Labs Support

24 – 7 availability.

Customer complaints and CRM.

Laboratory Information Management System. (LIMS).

Instrumentation standardisation & procurement.

Maintenance Equipment's .

Quality Assurance.

Analytical Procedure development.

Laboratory Management

…

p8

CL2

CL2

Management of water quality data

Step 4

Sample arrival and registration

Step 5

Sample analysis

Step 2

Sample collection

Step 3

on-site tests

Step 7

Verification and validation of each result

Step 8

Performance calculation

Step 6

Registration of results of

analysis

Step 1

Sampling program

preparation

Step 9

Improvement of asset

operation

Step 10

Upgrade of asset

infrastructure

SHUKRAN