DDPM Updates Flood Situation in 21 Provinces and Bangkok, Mobilizes Pumps and Monitors Heavy Rain from 11-13 Oct

The Department of Disaster Prevention and Mitigation (DDPM) updates the flood situation across 21 provinces and Bangkok, rapidly deploying disaster relief machinery to continuously assist residents while monitoring heavy rain from 11-13 October 2026.

On 11 Oct 2026, Mr. Nirat Pongsitthaworn, Director-General of DDPM, stated that due to heavy to very heavy rainfall in many areas combined with water runoff from the north adding to central region water levels, floods persist in 21 provinces: Phitsanulok, Nakhon Sawan, Uthai Thani, Lopburi, Sing Buri, Chai Nat, Suphan Buri, Kanchanaburi, Ang Thong, Phra Nakhon Si Ayutthaya, Samut Prakan, Pathum Thani, Nakhon Pathom, Ratchaburi, Samut Songkhram, Phetchaburi, Nakhon Nayok, Prachinburi, Chachoengsao, Chonburi, and Rayong, as well as Bangkok. This affects 100 districts, 819 subdistricts, 6,201 villages, 1,126,853 households, and 3,144,421 people (data from DDPM Situation Center on 11 Oct 2026 at 06:00). Details follow.

Northern Region

• In Phitsanulok Province, flooding occurred in Bang Rakam District affecting 3 subdistricts and 5 villages, impacting 63 households; water levels are rising.
• In Nakhon Sawan Province, floods affected 9 districts: Phayuha Khiri, Takhli, Banphot Phisai, Kao Liao, Mueang, Chum Saeng, Tha Tako, Krok Phra, and Nong Bua, covering 77 subdistricts and 398 villages, impacting 5,953 households; water levels are receding.

Central Region

• In Uthai Thani Province, flooding affected Mueang District with 10 subdistricts and 61 villages impacted, affecting 1,080 households; water levels are receding.
• In Lopburi Province, floods affected Ban Mi District, covering 8 subdistricts and 33 villages, impacting 1,177 households; water levels are receding.
• In Chai Nat Province, flooding occurred in 3 districts: Mueang, Wat Sing, and Sapphaya, covering 8 subdistricts and 41 villages, impacting 5,043 households; water levels remain steady.
• In Sing Buri Province, floods affected 3 districts: In Buri, Phrom Buri, and Mueang, covering 10 subdistricts and 37 villages, impacting 1,807 households with 2 fatalities; water levels are receding.
• In Suphan Buri Province, flooding occurred in 8 districts: Bang Pla Ma, Song Phi Nong, Don Chedi, Si Prachan, Mueang, Sam Chuk, U Thong, and Doem Bang Nang Buat, covering 66 subdistricts and 540 villages, impacting 20,369 households with 5 fatalities; water levels remain steady.
• In Kanchanaburi Province, floods affected 3 districts: Dan Makham Tia, Mueang, and Sangkhla Buri, covering 4 subdistricts and 5 villages, impacting 227 households with 2 fatalities; water levels remain steady.
• In Ang Thong Province, flooding occurred in 6 districts: Pa Mok, Chaiyo, Mueang, Wiset Chai Chan, Samko, and Pho Thong, covering 47 subdistricts and 217 villages, impacting 2,729 households; water levels are receding.
• In Phra Nakhon Si Ayutthaya Province, floods affected 16 districts: Sena, Bang Ban, Phak Hai, Bang Sai, Phra Nakhon Si Ayutthaya, Bang Pa-in, Bang Pahan, Lat Bua Luang, Uthai, Nakhon Luang, Wang Noi, Tha Ruea, Phachi, Ban Phraek, Bang Sai, and Maha Rat, covering 205 subdistricts and 1,361 villages, impacting 67,360 households with 1 fatality; water levels are receding.
• In Samut Prakan Province, floods affected 6 districts: Bang Sao Thong, Phra Pradaeng, Bang Phli, Mueang, Bang Bo, and Phra Samut Chedi, covering 38 subdistricts and 382 villages, impacting 225,442 households with 9 fatalities; water levels are rising.
• In Pathum Thani Province, flooding occurred in 7 districts: Thanyaburi, Mueang, Sam Khok, Khlong Luang, Lam Luk Ka, Nong Suea, and Lat Lum Kaeo, covering 60 subdistricts and 507 villages, impacting 248,818 households with 2 fatalities; water levels remain steady.
• In Nakhon Pathom Province, floods affected 2 districts: Bang Len and Sam Phran, covering 31 subdistricts and 303 villages, impacting 21,488 households; water levels remain steady.
• In Ratchaburi Province, flooding occurred in 7 districts: Photharam, Mueang, Damnoen Saduak, Ban Pong, Wat Phleng, Chom Bueng, and Pak Tho, covering 27 subdistricts and 158 villages, impacting 11,689 households; water levels are receding.
• In Samut Songkhram Province, floods affected 3 districts: Mueang, Amphawa, and Bang Khonthi, covering 33 subdistricts and 255 villages, impacting 15,870 households with 2 fatalities; water levels remain steady.
• In Phetchaburi Province, flooding occurred in 2 districts: Kaeng Krachan and Tha Yang, covering 3 subdistricts and 8 villages, impacting 23 households; water levels are receding.

Eastern Region

• In Nakhon Nayok Province, floods affected 4 districts: Pak Phli, Mueang, Ban Na, and Ongkharak, covering 40 subdistricts and 490 villages, impacting 53,490 households with 4 fatalities; water levels remain steady.
• In Prachinburi Province, flooding occurred in 7 districts: Kabin Buri, Mueang, Si Maha Phot, Prachantakham, Ban Sang, Si Mahosot, and Na Di, covering 65 subdistricts and 691 villages, impacting 59,269 households with 24 fatalities; water levels are receding.
• In Chachoengsao Province, floods affected 8 districts: Bang Nam Priao, Bang Khla, Phanom Sarakham, Plaeng Yao, Mueang, Ban Pho, Khlong Khuean, and Ratchasan, covering 75 subdistricts and 667 villages, impacting 54,729 households with 4 fatalities; water levels are receding.
• In Chonburi Province, flooding occurred in 2 districts: Phanat Nikhom and Phan Thong, covering 8 subdistricts and 41 villages, impacting 1,216 households; water levels are receding.
• In Rayong Province, floods affected Klaeng District, covering 1 subdistrict and 1 village, impacting 11 households with 1 fatality; water levels are receding.

Bangkok

Flooding impacts 329,000 households with 4 fatalities; water levels are receding.

The Department of Disaster Prevention and Mitigation (DDPM) continues to monitor and track the situation 24 hours a day, coordinating with provinces in high-risk areas to watch for unstable weather, heavy rain, and strong winds from 11 to 13 October 2026. Simultaneously, they are mobilizing personnel and disaster relief machinery to accelerate pumping and draining of floodwaters in remaining flooded areas and supporting cleaning and rehabilitation of homes and communities where water levels have dropped.

They are also coordinating with relevant agencies to assess damages, compile data on affected residents, and prepare assistance measures according to established criteria and regulations to help people return to normal life as quickly as possible. Residents can report emergencies and request assistance via the Line "DDPM Emergency Reporting 1784" by adding Line ID @1784DDPM or by calling the 24-hour emergency hotline 1784.