Doi Suthep-Pui National Park in Chiang Mai has announced a temporary closure of "Mae Sa Waterfall" after a flash flood caused the water to turn murky red, prioritizing the safety of visitors.
On 7 August 2026, reporters reported that Doi Suthep-Pui National Park in Chiang Mai issued a notice to temporarily close the Mae Sa Waterfall area. At 14:25 today, continuous heavy rainfall in the area caused a flash flood with red-tinted murky water. To ensure the safety of visitors’ lives and property, the park has temporarily closed Mae Sa Waterfall until the situation returns to normal. In case of emergency, call 1669.
Visitors can inquire further by contacting the park's chat page: Doi Suthep-Pui National Park or by calling 053-210244 during office hours.
