Pasak Jolasid
Central
Capacity
871.5 hm³
Coordinates
14.861°N, 101.066°E
Operator
Royal Irrigation Department (RID)
91.9% full
Current fill
91.9%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
Moderately wet
In the three months to 1 October 2026 the area around Pasak Jolasid had more rain than normal for the season. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index +1.06). Rain, not storage. Thailand drought figures →
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 871.5 hm³ |
| Usable capacity | 871.5 hm³ |
| Primary use | Irrigation |
| Operator | Royal Irrigation Department (RID) |
| Province | Central |
| River basin |
About Pasak Jolasid
As of October 20, 2026, Pasak Jolasid is filled to 91.9% of its total capacity, holding roughly 801 hm³ of water out of a maximum 872 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 Pasak Jolasid — 2 data points between October 19, 2026 and October 20, 2026 — the level has ranged from a low of 91.6% (October 19, 2026) to a high of 91.9% (October 20, 2026).
It is operated by Royal Irrigation Department (RID) primarily for irrigation.
Key facts
- Current fill level
- 91.9%
- Water stored
- 801 hm³
- Total capacity
- 872 hm³
- 7-day change
- No change
- Primary use
- Irrigation
- Operator
- Royal Irrigation Department (RID)
- Coordinates
- 14.861°N, 101.066°E
- Last updated
- October 20, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 20 Oct 2026 | 91.9% | 801 |
| 19 Oct 2026 | 91.6% | 798 |