Reference
·Primary source
TTW and Eastern Water (EASTW) revenue (2020-2024)
Combined ~THB 11B (2024)
TTW (Thai Tap Water Supply: SET) and Eastern Water Resources Development and Management (EASTW: SET) — the two largest listed Thai water utilities — generated combined revenue of roughly THB 11 billion in 2024 per SET filings. TTW's revenue comes 98% from raw and treated water supply to PWA in Nakhon Pathom, Samut Sakhon, and Pathumthani-Rangsit; EASTW serves the Eastern Seaboard / Eastern Economic Corridor (EEC) industrial estates with raw water from the Bang Phra, Nong Pla Lai, and Prasae reservoirs. Both are CH. Karnchang-affiliated infrastructure plays with defensive, concession-secured cash flows.
Figure in context
TTW (Thai Tap Water Supply: SET) and Eastern Water Resources Development and Management (EASTW: SET) — the two largest listed Thai water utilities — generated combined revenue of roughly THB 11 billion in 2024 per SET filings. TTW's revenue comes 98% from raw and treated water supply to PWA in Nakhon Pathom, Samut Sakhon, and Pathumthani-Rangsit; EASTW serves the Eastern Seaboard / Eastern Economic Corridor (EEC) industrial estates with raw water from the Bang Phra, Nong Pla Lai, and Prasae reservoirs. Both are CH. Karnchang-affiliated infrastructure plays with defensive, concession-secured cash flows.
Interpretation notes
What this tells you
TTW (Thai Tap Water Supply: SET) and Eastern Water Resources Development and Management (EASTW: SET) — the two largest listed Thai water utilities — generated combined revenue of roughly THB 11 billion in 2024 per SET filings. TTW's revenue comes 98% from raw and treated water supply to PWA in Nakhon Pathom, Samut Sakhon, and Pathumthani-Rangsit; EASTW serves the Eastern Seaboard / Eastern Economic Corridor (EEC) industrial estates with raw water from the Bang Phra, Nong Pla Lai, and Prasae reservoirs. Both are CH. Karnchang-affiliated infrastructure plays with defensive, concession-secured cash flows.
What not to do with it
Values in THB billion. Combined TTW, EASTW sales revenue. 2024 dip reflects CPI-linked tariff adjustment timing and weaker EEC industrial offtake.
Related figures
Adjacent numbers that add context without drowning the value.
Thailand water utilities sector revenue (2020-2024)
Metropolitan Waterworks Authority, Provincial Waterworks Authority, TTW SET filings, Eastern Water Resources Development and Management, WHA Utilities and Power
Thailand water demand: municipal vs industrial split
Thailand Board of Investment, Hydro-Informatics Institute, Metropolitan Waterworks Authority, Provincial Waterworks Authority, EASTW investor presentations
Chao Phraya basin reservoir storage (2020-2024)
Royal Irrigation Department, Hydro-Informatics Institute, ADB SEADS basin report, ReliefWeb RID Chao Phraya drought response
MWA Bangkok daily water delivery
Metropolitan Waterworks Authority, MWA operational disclosures, World Benchmarking Alliance Urban benchmarks, Wikipedia compiled MWA statistics
PWA provincial water network coverage
Provincial Waterworks Authority, PWA Annual Report, Bangkok Post PWA 2024 drought relief launch, TTW concession disclosures
Patong-Phuket desalination and reuse capacity
UNESCAP Phuket water management briefing, IWA Publishing wastewater reclamation trends in Thailand, NSTDA open archive, AIT-Visu wastewater reuse potentials paper
Report context
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