Huai Mai Teng Reservoir, also known as "Huai Mai Teng Dam," is a large reservoir in Ratchaburi Province. Located in Nam Phu Subdistrict, Mueang Ratchaburi District, it connects parts of Chom Bueng and Ban Kha Districts. Developed under an irrigation project, the reservoir serves as a water source for agriculture, consumption, and mitigating drought in several districts of Ratchaburi Province. With a capacity of tens of millions of cubic meters, it plays a vital role in the irrigation and water supply systems of surrounding communities.

While its primary purpose is as a water resource infrastructure, the surrounding landscape of hills, open spaces, and natural rural scenery makes it a popular recreational spot for Ratchaburi residents and tourists from nearby provinces. The tranquil and natural atmosphere is ideal for those seeking escape from the city. Tourists enjoy driving around the reservoir, relaxing on the banks, taking photos of the scenery, and watching the sunset in the evening, when the sunlight beautifully reflects off the water and surrounding mountains.

One of the key charms of Huai Mai Teng Reservoir is its seasonal landscape changes. During the rainy season, the water level rises until the reservoir is full, and in some years, water can even overflow the spillway. This area has become a popular spot for locals and tourists to enjoy nature and swim. During the dry season, or when water levels are low, much of the reservoir's banks transforms into vast stretches of lush green grassland, where local cows graze. This creates a beautiful rural landscape popular with photographers and campers. The open atmosphere during this period offers expansive views of the mountains and the water's edge, making it a popular choice for those seeking relaxation or camping by the reservoir during holidays.

Popular activities at the reservoir include fishing, swimming, walking along the banks, cycling, taking nature photos, and stargazing at night. Because the area around the reservoir is not heavily lit by residential areas, it retains its natural charm and relatively clear skies, especially during the bright winter and summer months. Some tourists prefer to camp to experience the cool night air. However, some areas remain public land and lack the amenities found in commercial tourist destinations, so it's advisable to bring your own equipment, food, and drinking water.

Accessing Huai Mai Teng Reservoir is relatively convenient, as it's located next to Highway 3208, the same route to Suan Phueng District. From Ratchaburi city, it takes approximately 20-30 minutes. The road to the reservoir is paved, making it easily accessible by car almost everywhere, making it ideal for day trips. Including a convenient stopover on journeys to other tourist attractions in Ratchaburi province, Huai Mai Teng Reservoir, with its simple, peaceful, and natural atmosphere, is becoming an increasingly popular relaxation spot among nature lovers and those who enjoy the outdoors.

• From Ratchaburi city center, take Highway 3208 (Ratchaburi-Pha Pok route) towards Chom Bueng District. Drive for approximately 20-25 km, and you will see signs for Huai Mai Teng Reservoir on the right. The access road is paved and easily accessible by private car.

• Visit between 4:30 PM and 6:30 PM for the best sunset views.

• The dry season reveals wide grass fields perfect for photography.

• Bring your own snacks and drinking water as shops are limited.

• Refuel your vehicle before entering the reservoir area.

Admission Fees:

• Free admission.

Opening Hours:

• Open daily, 24 hours (Daytime visits, especially early morning or late afternoon, are recommended).