About Koh ChangKo Chang, one of the

largest Thai islands in the

Gulf of Thailand, contains

dense, steep jungle.

Mu Ko Chang National Park,

a preserve with hiking trails

and waterfalls such as

tiered Klong Plu, covers the

interior and extends to

offshore coral reefs. The

coast is dotted with

beaches and villages

including Bang Bao, built on

piers.

Area: 429 km²

Population: 8,087

Famous Attractions

Klong Plu

Waterfall

White Sand Beach

Bang Bao BayKoh Rang

Traveler & Income

Year Traveler Income (Mbaht)

2558 (2015) 1,106,149 10,073.08

2559 (2016) 1,208,844 11,208.34

Water Management

Usage Water

Underground Water Wells = 237Surface Water

- Waterfall = 9

- Natural Canal = 17

- Small reservoir = 5

(3.04 Sq.Km.)

- Village water supply

Deliver from Trat

(Laem Ngop)

in High Season

Type NumberCapacity

(Cubic Metres/Day)

For Business 190 9146

For Consumer 29 650

For Agriculture 18 830

Underground Water Wells & Small reservoir in Koh Chang

Rainfall

Days of Rain Av. = 201.2 per year = 55.12%

Trat Rainfall Av. between 2002 - 2011

month

mm

Overall Rainfall 2016 = 5,733.8 mm

Waste Water

Overall Hotel = 134

Large Hotel (Waste water Point Sources) = 26 (2016)

Onsite Treatment On Salak Petch Village

By PCD ( Pollution Controlled Department)

Used For

Village

Small

Resorts and

Reataurants

-Usage Water-

Operated pipeline to bring

water from the trat inland

reservoir (Kao Ragam) into

the island by The Provincial

waterworks authority

-Waste Water-

Can not construct a total waste

water treatment system due to

space constraints.

There is a policy for each section to

install a wastewater treatment

system and continue to operate.

For

Attention