Chiang Mai MunicipalityPublic Works BureauSanitary Engineering Division

Third National Dialogue on Urban Nexus in Thailand“strengthening Collaboration and Access to Financing to support Integrated

Resource Management in Thai Cities” Bangkok, Thailand, 3 May 2018

CHIANG MAI CURRENT SITUATION

Chaing Mai Municipality in collaboration with German International Cooperation(GIZ) under the project on Integrated Resource Management in Asian Cities : The Urban Nexus

Programs in the field of wastewater management and energy efficiency in the municipal area from 2013 - present

Project & Activities under the GIZ Nexus Program

1. Problem-solving of wastewater in the Mae Kha Canal2. Energy-efficient building design for elderly care center

3. Wastewater Collection System in old town and whole-sale fresh market4. Increasing Capacity of pump performance of fountain at city moat

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Maekha Canel

Muang Mai Market

1. Problem-solving of wastewater in the Mae Kha Canal

Direct natural water into Mae Kha canal during dry season

2. Pumping from ping river

6,000 cm3 per day

1. Keaw pond

250,000 cm3 per day

2. Stop waste water entering the Mae Kha

Control wastewater from medium and big commercial building

ZONE 1 makha canelZONE 2 Chang klan areaZONE 3 Nimmanhemin areaZONE 4 Sirimanklajan areaZONE 5 Huaykeaw areaZONE 6 Suandok area

“ Stop wastewater “

Control wastewater from medium and large commercial building

Makha Canal illegal settlements

A

Makha canel illegal household

CLEAN UP WASTEWATER COLLECTION SYSTEM

Mae Kha channelOxygen content

• Change of waste water collection system from open channel to pipes

Mae Kha channelRecommendations Long Term

Walkway

Bicycle lane

Mae Kha

Walkway

Mae Kha

Bicycle lane

Foot path

Manhold along canal

Foot path

•Garbage removal in canal•Grease Trap•Aerated Lagoon

Treating Existing Wastewater in Mae Kha canal

Raising public awareness

Launching Campaign to raise public awareness on littering

“ NO Littering in Open Space ,Canals and Public area ”

1. Cut off wastewater line from Chang-pheuk Municipality to wastewater system in dry season

Plan Activities for 2018

Mae Kha Canal

St. Peter Hospital

Waste Water from Chang PheukMunicipality

Waste Water from Chiangmai Municipality

บอ่พกัท่อรวบรวมน ้ำเสีย

Existing Waste Water flow direction

Mae Kha Canal

Mae Kha Canal

บอ่พกัท่อรวบรวมน ้ำเสีย

Rong Ka Jae canal

Pumping Station 4

2. Collect waste water from Rong ka jae canal to wastewater system in dry season

Plan Activities for 2019

Mae Kha Canal

Pumping Station 5

Pumping Station 6

3. Expand Waste Water Collection Network

บอ่พกัท่อรวบรวมน ้ำเสีย

Future Plan

Thank you