Aliyar Dam (also known as Azhiyar Dam) is a scenic earthen gravity dam nestled in the foothills of the Anaimalai Hills in Coimbatore district, Tamil Nadu. Built across the Aliyar River between 1959 and 1969, the dam primarily supports irrigation for the fertile Pollachi region and generates hydroelectric power.
Surrounded by lush greenery and offering panoramic views of the reservoir and hills, it features a well-maintained park, garden, aquarium, children’s play area, and boating facilities. It serves as a popular picnic spot and a refreshing stop for travelers heading to Valparai.

Location
- Address: Aliyar Dam, Aliyar Village, Pollachi – Valparai Road, Coimbatore District, Tamil Nadu — 642101
- Pin Code: 642101
- Administrative Zone: Pollachi Taluka, Coimbatore District, Tamil Nadu
| Reference Point | Distance |
| Pollachi Town | 20–24 km |
| Coimbatore City | 60–65 km |
| Valparai | 40–43 km |
| Monkey Falls | 5 km |
| Coimbatore International Airport | ~70–75 km |
| Pollachi Railway Station | 24 km |
Timings and Entry Fee
| Activity | Timings | Entry / Activity Fee |
| Dam & Park Visiting Hours | 8:00 AM to 6:00 PM (all days) | Adults: ₹10–30 |
| Boating (Pedal / Motor) | 9:30/10:00 AM to 5:00 PM | ₹40–150 per person (depending on boat type) |
| Camera (Mobile) | During visiting hours | ₹10–25 |
| Aquarium | During visiting hours | ₹10–20 |
| Parking | During visiting hours | Nominal charges for vehicles |
Note: Fees are approximate and subject to change. Boating may be suspended during heavy rains or low water levels.
How to Reach Aliyar Dam
- From Pollachi: 20–24 km drive via Pollachi–Valparai Road (30–45 minutes by car/taxi).
- From Coimbatore: 60–65 km, approx. 1.5–2 hours.
- By Bus: Frequent government and private buses from Pollachi to Valparai stop at Aliyar Dam.
- By Train: Pollachi Junction is the nearest railway station.
- By Air: Coimbatore International Airport, then taxi or cab.
Best Time to Visit
| Season | Months | Experience |
| Peak / Best Season | October to February | Pleasant weather, ideal for boating & picnics |
| Monsoon | June to September | Lush greenery, dam full and overflowing — dramatic views |
| Post-Monsoon | September to November | Refreshing and green |
| Summer | March to May | Warm — visit early morning or evening |
The best time is October to February for comfortable weather, or July–August (monsoon) for the most scenic overflowing views.
Nearby Places to Visit
| Place | Distance | Description |
| Monkey Falls | 5 km | Beautiful waterfall and popular swimming spot |
| Valparai Hill Station | 40–43 km | Tea plantations, viewpoints & wildlife |
| Topslip (Anaimalai Tiger Reserve) | ~35–40 km | Wildlife safaris, rich biodiversity |
| Arivu Thirukovil (Temple of Consciousness) | Nearby | Peaceful spiritual site |
| Nallamudi Viewpoint | Nearby | Scenic hill views |
| Chinnar Wildlife Sanctuary | Further | Biodiversity hotspot |
Frequently Asked Questions (FAQs)
Q1. Where is Aliyar Dam located?
A: Aliyar Dam is located at Aliyar Village on the Pollachi–Valparai Road in Coimbatore district, Tamil Nadu, about 20–24 km from Pollachi town.
Q2. What are the timings of Aliyar Dam?
A: The park and dam area are open from 8:00 AM to 6:00 PM daily. Boating is available during daytime hours.
Q3. What is the entry fee at Aliyar Dam?
A: Entry is ₹10–30 per person. Boating and camera fees are charged separately.
Q4. What is the best time to visit Aliyar Dam?
A: October to February offers the best weather. Monsoon months (July–August) are great for lush views and overflowing waters.
Q5. What is the nearest town and airport to Aliyar Dam?
A: Pollachi (20–24 km) is the nearest town. Coimbatore International Airport is the closest airport (approx. 70 km).
Overall, Aliyar Dam is a perfect blend of engineering, nature, and leisure — an ideal half-day getaway or stopover while traveling to Valparai. Combine it with Monkey Falls and a drive through the hills for a memorable experience in the Pollachi region!










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