Agongdian Reservoir
South · 阿公店溪、高屏溪支流旗山溪(越域引水) Basin
Capacity
18.37 hm³
Coordinates
22.812°N, 120.350°E
Operator
Water Resources Agency (WRA)
131.3% full
Current fill
131.3%vs 7 days ago
0.0%stable
vs 1 year ago
N/A7-day trend
→stable
Drought context
Storage vs October average
100%of normal
131.3% full on 2026-10-13, against an average of 131.3% for October across 1 year of readings (0.0 points).
Rain over the last three months · 21 September 2026
Near normal
In the three months to 21 September 2026 the area around Agongdian Reservoir had rain close to 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 +0.72). Rain, not storage. Taiwan drought figures →
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 18.37 hm³ |
| Usable capacity | 14.8 hm³ |
| Dam height | 31 m |
| Dam type | embankment |
| Primary use | Multi-purpose |
| Operator | Water Resources Agency (WRA) |
| River | 阿公店溪、高屏溪支流旗山溪(越域引水) |
| Autonomous community | South |
| River basin | 阿公店溪、高屏溪支流旗山溪(越域引水) Basin |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 22.812, 120.350 · Open in Google Maps
About Agongdian Reservoir
As of October 13, 2026, Agongdian Reservoir is filled to 131.3% of its total capacity, holding roughly 19 hm³ of water out of a maximum 18 hm³. At this level the reservoir is effectively full. Of that total, about 15 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts).
Across the readings we hold for Agongdian Reservoir — 1 data points between October 13, 2026 and October 13, 2026 — the level has ranged from a low of 131.3% (October 13, 2026) to a high of 131.3% (October 13, 2026).
The dam at Agongdian Reservoir stands 31 m tall and is a embankment dam. It is operated by Water Resources Agency (WRA) primarily for multiple purposes. It lies within the 阿公店溪、高屏溪支流旗山溪(越域引水) Basin basin at 22.812°N, 120.350°E.
Key facts
- Current fill level
- 131.3%
- Water stored
- 19 hm³
- Total capacity
- 18 hm³
- Usable capacity
- 15 hm³
- 7-day change
- No change
- Primary use
- Multipurpose
- River
- 阿公店溪、高屏溪支流旗山溪(越域引水)
- River basin
- 阿公店溪、高屏溪支流旗山溪(越域引水) Basin
- Dam height
- 31 m
- Operator
- Water Resources Agency (WRA)
- Coordinates
- 22.812°N, 120.350°E
- Last updated
- October 13, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 13 Oct 2026 | 131.3% | 19 |