Metropolitan Waterworks Authority Announces Water Outages and Low Pressure Areas on 21 April 2026 – Check Affected Locations

The Metropolitan Waterworks Authority (MWA) announces areas with no water supply or low water pressure on 21 April 2026 in Bangkok, Nonthaburi, and Samut Prakan. Check which locations will be affected.

On 20 April 2026, the Metropolitan Waterworks Authority (MWA) announced that on 21 April 2026, certain areas will experience no water flow or low water pressure due to water pipe maintenance, pipe connection cuts, pressure adjustments, and suspension of pumping station and water treatment plant operations. Details are as follows:

Announcement of water supply outages on 21 April 2026 at work sites (areas in Bangkok and Samut Prakan).

1. Phutthamonthon Sai 2 Soi 27 Intersection 7

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 100 mm PVC.
• Affected areas: Phutthamonthon Sai 2, Phutthamonthon Sai 2 Soi 27 Intersection 7.

2. Along Bang Khun Non Road (even-numbered side)

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 300 mm PVC.
• Affected areas: Bang Khun Non, along Bang Khun Non Road (even-numbered side).

3. Taweewattana Road Intersection

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 300 mm PVC.
• Affected areas: Taweewattana Road, Liap Khlong Noen Sai Road, Taweewattana 19-21 odd side, Liap Khlong Noen Sai Road.

4. In front of The City Pinklao Village, Borommaratchachonnani Road

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 300 mm PVC.
• Affected areas: Borommaratchachonnani, Phutthamonthon Sai 2, all areas along Khlong Bang Tan on Phutthamonthon Sai 2 Road, Phutthamonthon Sai 2 Sois 29 to 33, The City Pinklao Village, Borommaratchachonnani Sois 62 to 64.

5. Right side of Thian Thale Soi 20

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 300 mm PVC.
• Affected areas: Thian Thale Road, entire right side of Thian Thale Soi 20.

6. Lat Ya Soi 1

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 100 mm PVC.
• Affected areas: Lat Ya Road, entire Lat Ya Soi 1.

7. Ratchada 36 Intersection 1

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 150 mm AC.
• Affected areas: Ratchada, Ratchada 36 Intersection 1.

8. Prachachuen-Pakkret Soi 5 (Wetchakam) along canal road

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 100 mm PVC.
• Affected areas: Ratchada, Ratchada 36 Intersection 1.

9. Soi Liap Tai 5/4

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 200 mm PVC.
• Affected areas: Liap Tai, entire Soi Liap Tai 5/4.

10. Taweewattana 9 Intersection 2

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 150 mm PVC.
• Affected areas: Taweewattana, Taweewattana 9 Intersection 2.

11. Phetkasem 81 Soi and various intersections

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 100 mm PVC.
• Affected areas: Roads within Phetkasem 81 Soi and north side of Phasi Charoen Canal, including Pruksa Town Village, Saralaporn Village, Porntipha Village, Abthip Soi, Chuan Sanit Soi, and various side sois; also Phutthachart Village, Hansama Charoen 1 Village, Hansama Charoen 1 Soi, Soi Jadsan 1-2, Khun Khajorn Soi, Thian Thong Soi, Sai Thong Soi, and various side sois.

1 2. Prasert Manukit 29 Soi Intersection 10

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 150 mm PVC.
• Affected areas: Prasert Manukit Soi, Prasert Manukit 29 Soi Intersection 10.

13. Nak Niwat Soi 28

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 150 mm PVC.
• Affected areas: Nak Niwat, Nak Niwat Soi 28.

14. Chalerm Phrakiat 14 Soi Intersection 1

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 100 mm PVC.
• Affected areas: Chalerm Phrakiat R.9 Road, entire Chalerm Phrakiat 14 Soi.

15. Suksawat 84 Road (Khru Saeng-Khru Som)

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 100 mm PVC.
• Affected areas: Suksawat 84 Road (Khru Saeng-Khru Som), from the mouth of Soi 84 (Khru Saeng) to Mor Serm 2 Soi.

16. Vibhavadi Rangsit Soi 56

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 300 mm PVC.
• Affected areas: Vibhavadi Rangsit Soi 56.

17. Wong Sawang 6 area

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 150 mm PVC.
• Affected areas: Wong Sawang, Wong Sawang Sois 10, 8, 6, 4, 2, and roadside areas.

18. Pracha Samran Road

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 300 mm AC.
• Affected areas: Pracha Samran Road, from Pracha Samran Village to The Extenso Village.

19. Phraya Suren Road

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 300 mm AC.
• Affected areas: Along Phraya Suren Road, from Phraya Suren Soi 1 to Khlong Khip Moo.

20. U-turn under Khlong Phrapimol bridge

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 150 mm AC.
• Affected areas: From Suan Phak Soi along Bang Kruai-Sai Noi Road to Kanchanaphisek Road intersection, and from Kanchanaphisek Road to Khlong Ban Kluai along Kanchanaphisek Road, including all villages and side sois.

21. Chaiphruek Village

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 150 mm AC.
• Affected areas: Bang Kruai-Sai Noi area, within the village.

22. Thap Yao Road

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 300 mm AC.

• Affected areas: Thap Yao area.

23. King Kaew Road, Soi 45

• From 10:00 to 16:00 hrs, water pipe connection cut. Pipe size: 150 mm PVC.
• Affected areas: King Kaew Road, Soi 45.

24. Theparak Soi 112

• From 10:00 to 16:30 hrs, water pipe connection cut. Pipe size: 315 mm HDPE.
• Affected areas: Theparak Road, entire Soi Theparak 112.

25. Entrance of Ton Tan Soi 1

• From 10:00 to 16:30 hrs, water pipe connection cut. Pipe size: 300 mm PVC.
• Affected areas: Yothathikan Road (Housing Agriculture M.10), Ton Tan Soi 1 from Khlong Bang Ilue to three-way Khlong Yong intersection.

26. Bang Krang 16

• From 10:00 to 16:30 hrs, water pipe connection cut. Pipe size: 150 mm PVC.
• Affected areas: Bang Kruai-Sai Noi Road, Bang Krang 16 from Visakij Enterprise to three-way intersection near Wat Bot Don Phrom.

27. Bang Na-Trad Km.34.00 to MWA boundary

• From 10:00 to 18:00 hrs, water pipe connection cut. Pipe size: 400 mm AC.
• Affected areas: Along Bang Na Road, from Khlong Ban Rakas to Khlong Hom Sin (outbound side from Bangkok).

28. Pracha Samran Road

• Until 16:00 hrs, water pipe connection cut. Pipe size: 300 mm AC.
• Affected areas: Pracha Samran Road, along Pracha Samran Road from U-A-thorn Project Soi to The Extenso Village.

Information fromMetropolitan Waterworks Authority