Thailand Water Utility, WHA, EASTW, TTW Deep Dive
Thai water: state MWA, PWA dominate household; private listed EASTW, TTW, WHA Water, BEM serve EEC industrial, commercial. Drought, climate, DC, cooling demand.
Key takeaways
- 1
State MWA, PWA water authorities ~ market share supply household, commercial water nationally.
- 2
Private listed: TTW (SET: TTW) tap water concession ~, EASTW (SET: EASTW) Eastern raw water ~, WHA Water industrial ~, BEM, UU, smaller ~, foreign Manila Water ~.
- 3
EEC industrial water, auto, electronics, petrochem, DC, cloud cooling demand growing structurally.
- 4
Climate, drought, flood, water-stress, reservoir, dam capacity, RID Royal Irrigation Department key supply variable.
- 5
Wastewater, recycle, circular water, ESG sustainability emerging premium segment.
Executive summary
Thai water utility market: state Metropolitan Waterworks Authority (MWA) supplies Bangkok metro (Bangkok, Nonthaburi, Samut Prakan, ~12- population, commercial); state Provincial Waterworks Authority (PWA) supplies the rest of Thailand provincial municipality, commercial; combined state share ~ of national water utility revenue. Private listed industrial water, raw water, wastewater operators ~: Thai Tap Water Supply (SET: TTW) ~ β Bangkok-Pathum Thani-Nonthaburi-Samut Prakan tap water concession, industrial water; Eastern Water Resources Development & Management (SET: EASTW) ~ β EEC raw water supply, treatment, Eastern Seaboard industrial water, reservoir, canal; WHA Water (WHA Corporation industrial estate adjacency) ~ β industrial estate water, Hemraj integrated; BEM Water Concession, Universal Utility, smaller ~; foreign Manila Water Thailand ~.[, , , , ]
EEC, industrial water, DC, cooling, climate: EEC industrial water demand β auto, electronics, petrochem, chemical, EV battery, Foxconn, BYD, GWM, Western Digital, Seagate, DC, cloud cooling β drives EASTW, WHA Water, IEAT-managed industrial estate water demand growth; ~ of national water utility revenue. Map Ta Phut, Laem Chabang, Amata, WHA, Hemraj, Rojana, Hemraj industrial estate water service, treatment, recycle. DC, cloud water-cooling: hyperscaler, colocation DC water-cooling demand structural growth, competition with industrial, agriculture, household water in dry-season, drought period. Climate ENSO, drought, flood, water-stress, reservoir, dam capacity, RID Royal Irrigation Department, ONWR Office of National Water Resources, MoE coordinate; 2015-2016, 2019-2020, selective drought events strain Thai water supply, force consumption rationing, raw-water-source competition.[, , , , ]
Wastewater, recycle, reform, drivers: Wastewater treatment, recycle, circular water, ESG sustainability emerging premium segment β TTW, EASTW, WHA Water, BEM, Universal Utility selective wastewater, treatment, recycle service for industrial, selective municipal. MWA, PWA structural reform debate, privatisation, concession review, provincial municipal performance audit. Drought, climate, Mekong, Salween, Chao Phraya cross-border ASEAN water, flood, reservoir, dam capacity, agricultural irrigation, RID. Drivers: EEC industrial water demand, DC, cloud cooling, drought, climate, ESG circular water, provincial reform, privatisation debate. Foreign water Manila Water Thailand, selective concession, experience-import.[, , , ]
Thai water utility operator mix (% of FY2024 national water revenue)
MWA, PWA state water authorities
Share %
Position
Household, commercial dominant; Bangkok, provincial
TTW Thai Tap Water (SET: TTW)
Share %
Position
Bangkok-Pathum Thani-Nonthaburi-Samut Prakan tap water concession, industrial
EASTW Eastern Water (SET: EASTW)
Share %
Position
EEC raw water supply, treatment, Eastern Seaboard industrial
WHA Water, Hemraj industrial
Share %
8%
Position
Industrial estate integrated water service
BEM Water Concession, UU, smaller
Share %
6%
Position
BEM (SET: BEM) water concession, Universal Utility, smaller
Foreign Manila Water, selective
Share %
4%
Position
Manila Water Thailand, selective foreign concession
| Operator | Share % | Position |
|---|---|---|
| MWA, PWA state water authorities | 56% | Household, commercial dominant; Bangkok, provincial |
| TTW Thai Tap Water (SET: TTW) | 14% | Bangkok-Pathum Thani-Nonthaburi-Samut Prakan tap water concession, industrial |
| EASTW Eastern Water (SET: EASTW) | 12% | EEC raw water supply, treatment, Eastern Seaboard industrial |
| WHA Water, Hemraj industrial | 8% | Industrial estate integrated water service |
| BEM Water Concession, UU, smaller | 6% | BEM (SET: BEM) water concession, Universal Utility, smaller |
| Foreign Manila Water, selective | 4% | Manila Water Thailand, selective foreign concession |
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