Metropolitan Waterworks Authority Announces Water Outage and Low Pressure Areas on 20 Oct 2026: Check Affected Locations

The Metropolitan Waterworks Authority (MWA) announces areas with "no water flow or low water pressure" tomorrow, 20 October 2026, in Bangkok, Nonthaburi, and Samut Prakan. Check which locations will be affected.

A reporter reports that the websiteof the Metropolitan Waterworks AuthorityorMWAannounces areas with no water flow or low water pressure on 20 October 2026 due to maintenance of water pipes, pipeline disconnection, pressure adjustment, and suspension of pumping station and water treatment plant improvements, with the following details.

Announcement of no water flow on 20 October 2026 at operational points (Bangkok, Nonthaburi, Samut Prakan areas)

1. Wutthakat Road, Soi 36

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 AC
• Affected area: Wutthakat Road from Soi Wutthakat 22 to Soi Wutthakat 42, along the railway near Wat Nang Nong—all

2. Phutthamonthon Sai 2, Intersection 11

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 PVC
• Affected area: Phutthamonthon Sai 2, Phutthamonthon Sai 2 Intersection 11

3. Soi Prachachuen Nonthaburi 8

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 100 PVC
• Affected area: Around Soi Prachachuen Nonthaburi 8, Prachachuen Nonthaburi Road (entire area)

4. Ban Khlong Chao - Ban Nong Phra Ngai

• 20 October 2026, from 10:00 to 16:30, pipeline disconnection
  Pipe size: 300 AC
• Affected area: Ban Khlong Chao - Ban Nong Phra Ngai Road, from Wat Makluea Health Center to Nong Phra Ngai intersection to Cooperative Canal

5. Highway No. 34, km 12+480, Khlong Lat Krabang

• 20 October 2026, from 10:00 to 18:00, pipeline disconnection
  Pipe size: 300 AC
• Affected area: Bangna-Trad area

6. Taksin Road, Soi 9/3

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 150 PVC
• Affected area: Taksin Road from Soi Taksin 9 to Soi Taksin 11, entire area

7. Sukhumvit Road in front of the Probation Office

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 AC
• Affected area: Sukhumvit Road inbound side from in front of the Probation Office to Bang Phli Tamhru intersection, entire area

8. Phongmas Village

• 20 October 2026, from 10:00 to 16:30, pipeline disconnection
  Pipe size: 150 PVC
• Affected area: Bang Kruai-Sai Noi Road from Wat Chan to Chao Phraya Market to Wat Lum

9. Soi Kamnan Thinkorn

• 20 October 2026, from 10:00 to 16:30, pipeline disconnection
  Pipe size: 300 HDPE
• Affected area: Samret Phatthana Road, Soi Kamnan Thinkorn

10. Taweewattana-Kanchanaphisek Road

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 PVC
• Affected area: Taweewattana-Kanchanaphisek Road, all even-numbered side

11. Chaiyaphruek Village

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 100 PVC
• Affected area: Bang Kruai-Sai Noi Village

12. Bangna-Trad Road inbound side (low water pressure)

• 20 October 2026, from 10:00 to 18:00, pipeline disconnection
  Pipe size: 200 AC
• Affected areas:

No water flow - Bangna-Trad Road inbound side from Khlong Lat Krabang to Sukaphiban 6 Soi

Low water pressure - inside Sukaphiban 6 Soi to Khlong Samrong

13. Phatthanakan 20

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 100 PVC
• Affected area: From On Nut 17 intersection to Tawan Thong 4-way intersection, all sois

14. Ueathorn Village, North Canal Road

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 PVC
• Affected area: North Canal Road, Soi Liap Khlong Fang Nuea 34, entire soi

15. Soi Lat Phrao 102

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 200 PVC
• Affected area: Lat Phrao, Soi Lat Phrao 100-104

16. Entrance of Soi Pracharat 5

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 AC
• Affected area: Pracharat DMA 040310 (entire area)

17. Soi Premruethai 20 in front of Military Barracks 9, Tiwanon Road

• 20 October 2026, from 10:00 to 15:00, pipeline disconnection
  Pipe size: 150 PVC
• Affected area: Tiwanon Road near Soi Tiwanon 45 (Sai Thong, Premruethai) from Soi Premruethai 2 to Soi Premruethai 20 (all)

18. Yim Siam

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 100 PVC
• Affected area: Kamphaeng Phet 6, Yim Siam Kamphaeng Phet 6 Soi 7, Intersection 3

19. Liap Khlong Taweewattana Road

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 PVC
• Affected area: Liap Khlong Taweewattana Road along the canal from Khlong Bang Chueak Nang to Soi Taweewattana 6

20. Soi Wachiratham Sathit 16, Sukhumvit 101/1

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 200 PVC
• Affected area: Sukhumvit Road, Soi Sukhumvit 101/1 - 103, Soi Wachiratham Sathit 2 - 22, and Soi Udom Suk 1 - 23 (including side sois)

21. Soi Chalerm Phrakiat 26

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 150 PVC
• Affected area: Chalerm Phrakiat R.9 Road, Soi Chalerm Phrakiat 26 (entire soi)

22. Pleno Town Suvarnabhumi Phase 4 Project

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 100 PVC
• Affected area: Wat Sri Waree Noi, Nong Prue Subdistrict Administrative Organization

23. Rattanathibet Soi 22, Intersection 24 (Phandin Thong 15)

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 100 PVC
• Affected area: Rattanathibet Road, Soi Rattanathibet 22 from Soi Rattanathibet 22 Intersection 10 to Intersection 24 (entire area), Rattanathibet Road

24. Soi Pracharat 5, Pracharat Road

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 100 PVC
• Affected area: Pracharat Road from DMA040310 cabinet to Soi Pracharat 1 (Wat Lanna Boon) (entire area), Pracharat Road

25. Soi Liang Mueang Pak Kret 31

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 200 PVC
• Affected area: Liap Mueang Pak Kret Road (left side) from Soi Liang Mueang Pak Kret 21 to Chaeng Watthana-Pak Kret Road, and from Chaeng Watthana-Pak Kret Road to Sai Lom Village (entire area)

26. Soi Suwinthawong 13

• 20 October 2026, from 10:00 to 16:00, Suwinthawong outbound side, pipeline disconnection
  Pipe size: 200 AC
• Affected area: Suwinthawong outbound side from Khlong Bueng Yai to Khlong Lam Sai, entire area

27. Soi Lat Phrao 44, Intersection 2

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 150 PVC
• Affected area: Lat Phrao, Soi Lat Phrao 44, entire soi

28. Kaheka Kan Kaset Road, Project 2

• 20 October 2026, from 10:00 to 16:30, pipeline disconnection
  Pipe size: 200 PVC
• Affected area: Ban Khlong Chao - Ban Nong Phra Ngai Road, from Wat Makluea Health Center to Nong Phra Ngai intersection to Cooperative Canal

29. Prem 1/8 Housing Estate

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 150 PVC
• Affected area: Bang Phai-Nong Phra Ngai, Prem 1/8 Housing Estate

30. Atsawapichet Road

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 AC
• Affected area: Atsawapichet Road from Kanchanaphisek Road to Borommaratchachonnani Road

31. Entrance of Borommaratchachonnani Soi 15

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 PVC
• Affected area: Borommaratchachonnani Road, odd numbers 15-21 side

32. Entrance of Isaraphap Soi 33 (Siwalai Village)

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 PVC
• Affected area: Isaraphap Road, odd numbers 29-33 side

33. Soi Nak Niwat 37, Intersection 2-9

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 100 PVC
• Affected area: Chokchai 4, Nak Niwat Soi 29-41

34. Sangha Santisuk Road

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 AC
• Affected area: Sangha Santisuk Road from Soi 1 to Soi 19 and Nong Chok Market

35. Bridge over Khlong Yai Hor, Seri Thai Road

• 20 October 2026, from 10:00 to 16:00, pipeline disconnection
  Pipe size: 300 ST
• Affected area: Seri Thai Road, Seri Thai Soi 4-10, Soi Boon Wiset, Lumpini Condo Town

36. DMA040803 Cabinet Area (Machinery)

• 20 October 2026, from 10:00 to 16:00, water meter installation
  Pipe size: 300 PVC
• Affected area: Tiwanon Road from DMA040803 cabinet (Machinery) to Tiwanon-Pak Kret Soi 19 (Saranont Village), Krungthai Hospital, and condo opposite Suankularb Nonthaburi School (all)

37. Under the Bridge at Borommaratchachonnani Road intersecting Ratchaphruek Road

• 20 October 2026, from 10:00 to 05:00 on 21 October 2026, pipeline disconnection
  Pipe size: 1000 ST
• Affected areas: 1. Phutthamonthon Sai 1 Road, 2. Chim Phli Road, 3. Suan Phak Road, 4. Thung Mangkhon Road both sides, 5. Borommaratchachonnani Road, 6. Chaiyaphruek Road, 7. Ratchaphruek Road, 8. Along Khlong Mahasawat from Ratchaphruek to Kanchanaphisek Road - Phutthamonthon Sai 1 Soi 30 to 38 - Chim Phli 8 to 30 - Chim Phli 9 to 31 - Suan Phak 2 to 38 - Suan Phak 1 to 35 - Borommaratchachonnani 20 to 56 - Chaiyaphruek 9 to 33 - Chaiyaphruek 12 to 24 - Ratchaphruek 24 to 36 - Ratchaphruek 19 to 33

38. Entrance of Soi Charoen Krung 107

• 20 October 2026, from 10:00 to 05:00 on 21 October 2026, water meter installation
  Pipe size: 300 PVC
• Affected area: Charoen Krung Road odd numbers from Soi Charoen Krung 103 to 107; Soi Charoen Krung 103, 105, 107; Wat Chan Nai community

39. Banthat Thong Road in front of Shell gas station

• 20 October 2026, from 10:00 to 05:00 on 21 October 2026, DMA system operation
  Pipe size: 200 PVC
• Affected area: Banthat Thong Road, Rama 1 Road north side from Kasat Suek Bridge to Charoen Phon Intersection; Banthat Thong 2 Road both sides from Phet Phra Ram Intersection to Charoen Phon Intersection; Rama 6 Road both sides from Phong Phra Ram Intersection to Uru Phong Intersection; Phaya Thai Road west side from Khlong Saen Saeb to Phaya Nak Soi; Phetchaburi Road south side (Phet Phra Ram-Yam Rat Intersection)

40. Ratchathewi Intersection

• 20 October 2026, from 10:00 to 05:00 on 21 October 2026, pipeline disconnection
  Pipe size: 300 AC
• Affected area: Phetchaburi Road, Banthat Thong Road, Phaya Thai Road, Phetchaburi Soi 10-12-14-16, Phaya Nak Soi

Information from the Metropolitan Waterworks Authority website