Sirindhorn
Northeast
Capacity
1,966 hm³
Coordinates
15.207°N, 105.428°E
Operator
Electricity Generating Authority of Thailand (EGAT)
94.7% full
Current fill
94.7%vs 7 days ago
0.0%stable
vs 1 year ago
N/A7-day trend
→stable
Drought context
Rain over the last three months · 1 October 2026
Very wet
In the three months to 1 October 2026 the area around Sirindhorn had much more rain than normal, seen about one year in fifteen. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index +1.97). Rain, not storage. Thailand drought figures →
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 1,966 hm³ |
| Usable capacity | 1,966 hm³ |
| Primary use | Hydroelectric |
| Operator | Electricity Generating Authority of Thailand (EGAT) |
| Province | Northeast |
| River basin |
About Sirindhorn
As of October 20, 2026, Sirindhorn is filled to 94.7% of its total capacity, holding roughly 1,862 hm³ of water out of a maximum 1,966 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts).
Across the readings we hold for Sirindhorn — 2 data points between October 19, 2026 and October 20, 2026 — the level has ranged from a low of 94.6% (October 19, 2026) to a high of 94.7% (October 20, 2026).
It is operated by Electricity Generating Authority of Thailand (EGAT) primarily for hydroelectric power.
Key facts
- Current fill level
- 94.7%
- Water stored
- 1,862 hm³
- Total capacity
- 1,966 hm³
- 7-day change
- No change
- Primary use
- Hydroelectric power
- Operator
- Electricity Generating Authority of Thailand (EGAT)
- Coordinates
- 15.207°N, 105.428°E
- Last updated
- October 20, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 20 Oct 2026 | 94.7% | 1,862 |
| 19 Oct 2026 | 94.6% | 1,859 |