8th World
Water Forum,Regional Process

RECCA THARMARAJAH
Sewerage Regulatory Department
National Water Services Commission

INSTITUTIONAL REFORM
WHERE WE ARE CURRENTLYSEWERAGE COVERAGE IN MALAYSIAPERCENTILE OF PUBLIC SEWAGE TREATMENT SYSTEM IN MALAYSIADESLUDGING – PROVISION OF LAW AND COMPONENTSDESLUDGING TREND IN MALAYSIA
CHALLENGES IN SEWERAGE SECTORSEWERAGE CATCHMENT PLAN (SCP)WAY FORWARD

INSTITUTIONAL REFORM

1st Reform

2nd Reform

PolicyMOH(Public Health)

MOH(Public Health)

KPKT- Housing Policy- Sanitation- Sewerage Development

3rd Reform
KTAK / KeTTHA- Protect Water Resources& Environment- Green Technology

Regulatory
Local Council

JPP

SPAN

SL/FL/AP/ Certifying Agency

Services

Certifying Agency (IWK)
Other Area Left Unattended
Local Council

WHERE WE ARE CURENTLY ?

Sanitation coverage estimates
Urban (%)

Rural (%)

Total (%)

1990

2015

1990

2015

1990

2015

Improved facilities

9096

83968696

Shared facilities

444444

Other unimproved

505060Open defecation

108040SEWERAGE COVERAGE IN MALAYSIASEWERAGE FACILITIESQUANTITY

POPULATION
EQUIVALENT (PE)Public Sewage Treatment Plant

6,752

24,789,450

Private Sewage Treatment Plant

3,338

3,009,095

Communal Septic Tank

4,386

532,076

Individual SepticTank(include CST)

Individual Septic Tank

1,343,439

6,859,823

Traditional System

1,154,592

5,772,960

Small Sewage
Treatment System

Network Pumping Station

1,117

n.a

Length of Sewer Network (km)18,689n.a

ON-SITE

Cess pit

OROFF-SITE

SewageTreatment
Plant

Source : Malaysia Water Industry Guide 2017

PERCENTILE OF PUBLIC SEWAGE TREATMENT SYSTEM IN MALAYSIANOPE RANGENUMBER OF STP

POPULATION
EQUIVALENT (PE)

NO.

%NO.

%

1.

0 to 15076

18,2200

2.

151 to 500

1,71226583,586

2

3.

501 to 1,000

1,423

22

1,053,862

3

4.

1,000 to 2,500

1,441

22

2,357,496

7

5.

2,501 to 5,000

826

13

3,023,159

9

6.

5,001 to 10,000

513

83,749,914

12

7.

10,001 to 20,000

319

54,545,327

14

8.

20,000 and above

278

4

16,799,124

52

TOTAL

6,588

100

32,120,688

100

Based on the PE range, 91% of theoverall STP are between 151 to 10,000
PE whereas 9% is more than 10,000 PE

STP with capacity of 10,000 PE andabove represents approximately 70% of
the total cumulative PE while STP withcapacity of 151-10,000 PE only
represents about 30% of the total
cumulative PE

DESLUDGING – PROVISION OF LAW AND COMPONENTS

Service Licensee or
Permit Holder

Desludging
ST owner callService Licensee or
Permit Holder

Drying Beds

Section 44 (1) Obligationof service licensee todesludge septic tanks asprescribed

Trenching

MechanicalDewatering Unit
(MDU)
Geo-tube

Section 65 (1) …Servicelicensee or permit holder
must be given access for thepurpose of servicing anddesludging

Disposal
Disposal
Site (Landfill)

Treatment

Sludge Lagoon

Centralised Sludge
Treatment Facility

DESLUDGING TREND IN MALAYSIABACKGROUND
In January 2008,
Water Services
Industry Act 2006
becomeenforceable
Responsibility ofdesludging
individual septictank falls under
the owner

Prior to WSIA
mandatoryscheduleddesludging was inplace

INDIVIDUAL SEPTIC TANK (IST) DESLUDGING TREND (2005 – 2017)
Before 2008,
desludging
contractors weremore proactive inproviding door todoor notices
offering desludging
services

Analysis shows
desludging cost is

RM 228/m3

CHALLENGES IN SEWERAGE SECTOR

Quality offacilities

Lack ofawarenessOperational
issuesLow investment
returnHigh CAPEX andOPEXSEWERAGE CATCHMENT PLAN (SCP)

Strategic Planning and Developmentof Sewerage Infrastructure
Creation and Coordination of Funding
Mechanism in Sewerage Sector
Driving Green Agenda inSewerage Sector

Defining the Leader and Driverof Sewerage Sector
Augmentation of Outreach toCommunity and Public

WAY FORWARD

STANDARDIZATIONDESLUDGING

To elevate and control the qualityof prefabricated components
produced by manufacturer

Review draft Water Services
Industry (Desludging andDischarge Sewage Sludge) Rules

To ensure construction andinstallation is at desirable level toperform as required

Implementation of Scheduled
Desludging

To ensure the system would beable to provide treatment
efficiency as intended

The tariff is proposed to be spreadover a 2 year for urban and 4 year
for peri-urban and rural(monthly billing)

THANK YOU

RECCA THARMARAJAH
Email : recca@span.gov.com.my / careraraj@gmail.com
NATIONAL WATER SERVICES COMMISSION (SPAN)
Ground &1st Floor, Prima Avenue 7Jalan Teknokrat 6, 63000 Cyberjaya
Selangor Darul Ehsan, MALAYSIA•••