Metropolitan Waterworks Authority Announces Water Service Disruptions on 23 Sep 2026: Check Affected Areas

The Metropolitan Waterworks Authority (MWA) announces areas with "no water flow or low water pressure" on 23 September 2026. Check which locations will be affected.

A reporter reports that the websiteMetropolitan Waterworks AuthorityorMWAannounces areas with no or low water flow on 23 September 2026 due to maintenance of water pipes, pipe joint cutting, pressure adjustment, and temporary suspension of pumping stations and water treatment plants, with details as follows.

Notice of water outage on 23 September 2026 at work sites (Bangkok, Nonthaburi, and Samut Prakan areas).

1. Sukhumvit Road in front of Wat Jamrat Sattha

• From 10:00 a.m. to 3:30 p.m., pipe joint cutting on a 300 mm PVC pipe.
• Affected areas: Sukhumvit, all of Bang Phli and Silang alleys.

2. Soi Charoenwutthakart 9/1

• From 10:00 a.m. to 4:30 p.m., installing water meters on a 100 mm PVC pipe.
• Affected areas: Charoenwutthakart, Sermpridi 2, Setthasiri Village, Don Mueang Condo Town, Baan Mankong.

3. Between Pracharat Bamphen 15-17

• From 10:00 p.m. on 23 Sep to 4:00 a.m. on 24 Sep 2026, pipe joint cutting on a 300 mm steel pipe.
• Affected areas: Pracharat Bamphen, odd side from 13-19.

4. Suspension of water pumping at Phetkasem station for equipment installation and clear water tank cleaning.

• From 10:00 p.m. on 23 Sep to 4:00 a.m. on 24 Sep 2026, water pumping and treatment plant will be stopped.
• Affected areas: water flow weak to none along Kanchanaphisek Road from Khlong Bang Ramad to Khlong Bang Chueak Nang, Phutthamonthon Sai 2 Road from Khlong Ban Sai to railway road, Borommaratchachonnani Road odd side from Soi 63 to 123 and even side from Soi 46 to 78, Phutthamonthon Sai 3 Road from Khlong Bang Khu Wiang to Khlong Bang Chueak Nang, Salathammasop Road, Uthayan Road, Thawi Watthana Road, along Thawi Watthana Canal Road, Phetkasem Road from Khlong Ratchamontri to Bangkok boundary, Ekachai Road from Khlong Ratchamontri to Bangkok boundary, Bang Bon Roads 2, 3, 4, 5, north and south sides of Phasi Charoen Canal Road, Ekachai Road from Khlong Dan to Khlong Ratchamontri.

5. Soi Serm Suk

• From 10:00 p.m. on 23 Sep to 4:00 a.m. on 24 Sep 2026, installing water meters on a 300 mm PVC pipe.
• Affected areas: residents on the odd number side from Soi Serm to Prem Prachakorn Bridge.

6. Soi Samsen 20 on Samsen Road

• From 10:00 p.m. on 23 Sep to 5:00 a.m. on 24 Sep 2026, closing main valve on a 400 mm cast iron pipe.
• Affected areas: no water on South Military Road from Kiak Kai Pier to Red Bridge Intersection, Samsen Road both sides from Kiak Kai Intersection to Samsen Canal, Rama 5 Road west side from Red Bridge Intersection to Samsen Canal, Khiew Khai Road, Amnuay Songkhram Road, Ruam Chit Roads both sides from Amnuay Songkhram Intersection to Samsen Canal, Phichai Roads both sides from Phichai Intersection to Samsen Canal, Nakhon Chai Si Roads both sides from Rajawat Intersection to Payap Pier.

7. Ram 160 on Rat Phatthana Road

• From 10:00 p.m. on 23 Sep to 5:00 a.m. on 24 Sep 2026, pipe joint cutting on a 300 mm PVC pipe.
• Affected areas: Ramkhamhaeng, water outage along the roadside from Ram 160 to Ram 158 and Ram 160 Rat Phatthana Road facing alleys left side to Kasdo Village, right side to Charan Phatthana Alley.

8. Pier 080 on Kanchanaphisek Road (Southern Ring Road)

• From 10:00 p.m. on 23 Sep to 5:00 a.m. on 24 Sep 2026, closing main valve on a 1200 mm pipe.
• Affected areas: water flows weak to none on both sides of Suksawat Road from Bangpakok 3 Hospital to Phra Chulachomklao Fort, along Sap Samit Canal Road, Pracha Uthit Road both sides from Na Luang Intersection to Sala Daeng Intersection, Kanchanaphisek Expressway service road from Khun Kala Intersection to Suksawat Intersection, Phutthabucha Roads both sides from Khlong Bang Chang to Na Luang Intersection.

Information from the Metropolitan Waterworks Authority website.