OpenViz

明湖下池水庫

ID: 20508CentralPumped-storage Reservoir

Real-time conditions and historical storage trends

Observed at: 09/18/2026 00:00Daily operation date: 09/17/2026 00:00

Source: Water Resources Agency Reservoir Conditions and Daily Reservoir Operations datasets

💡 Operational Notes & FAQ

明湖下池水庫

💡 Why rapid level changes? This is a dedicated pumped-storage lower basin. Water rises rapidly during peak generation and empties overnight as water is pumped back.

Facility OperationRegular Monitoring
442.14 mLive Water Level

Effective capacity: 836 10k m³ (Desilting & flood regulation) · Run-of-river facility · Primarily raises river level for diversion/water supply without storage ratio monitoring

明湖下池水庫 real-time hydraulic engineering cross-section明湖下池水庫 is a run-of-river facility or weir operating with steady throughflow regulation without storage percentage monitoring.

Real-time Hydraulic Briefing

Synthesized water storage and flow dynamics

Current water storage for 明湖下池水庫 is at 52.9% with a water level elevation of 442.14 m. (rising 15.9% in the past hour) Primary water supply covers Daguan II Power Station.

明湖下池水庫 (ID: 20508) is an official Pumped-storage Reservoir situated in the Shuili Creek System, operated and managed by Taiwan Power Company. In operation since 1985, this facility serves as a vital strategic pillar in Taiwan's regional water grid and flood mitigation network.

According to the latest observation, its effective water storage is approximately 442.6 (10k m³), with a storage ratio of 52.9% and a real-time water level elevation of 442.14 meters.

Primary functional purposes include Lower Reservoir for Daguan II Pumped-Storage Hydropower Plant, with key regional supply coverage extending across Daguan II Power Station.

Primary Supply Area:Daguan II Power Station
Lower Reservoir for Daguan II Pumped-Storage Hydropower Plant

Water draw

N/A

Water level

442.14 m

▲ +3.26 m (1 hr)

Inflow

N/A

Total outflow

0 m³/s

— 0.0 m³/s (1 hr)

Catchment rainfall

N/A

Net Flow Balance

明湖下池水庫 · Real-time hydrological balance and storage dispatch analysis

Inflow (Qin)
N/AUpstream catchment runoff inflow rate
Total outflow (Qout)
0 m³/sGate release and flood desilting rate
Net Flow Balance (ΔQ)
N/AOfficial real-time inflow/outflow telemetry unavailable

24 小時水文吞吐平衡走勢

雙向對稱流量觀測（上方為上游入流，下方為大壩放流，穿梭折線為淨出入差額）

Discharge Gates & Facilities

Real-time telemetry for spillways, drainage tunnels, desilting tunnels, and power outlets.

All discharge gates closed (No flood release)
Spillway outflowMain spillway gate release or crest free overflow
N/A
24h 待命常閉
N/A
Power outletHydroelectric turbine power generation discharge
N/A
24h 待命常閉
N/A
Desilting tunnelBottom desilting and sediment bypass tunnel
N/A
24h 待命常閉
N/A
Drainage tunnelDedicated flood diversion tunnel release
N/A
24h 待命常閉
N/A
Water drawMunicipal water, industrial, or irrigation draw
N/A
24h 待命常閉
N/A
Other outflowEcological baseflow or auxiliary facility release
N/A
24h 待命常閉
N/A

Hydrological Flow & Water Level History

Historical telemetry trends for inflow, outflow discharge, and live water level elevation.

Reservoir Specifications · Geographic Location

明湖下池水庫 · Engineering profile and geospatial information

Managing AgencyTaiwan Power Company
Responsible for facility operation and flood dispatch
Facility TypePumped-storage Reservoir
Dam structure and engineering classification
River SystemShuili Creek System
Primary catchment river basin and hydrological system
Effective capacity836 10k m³
Maximum designed water storage capacity of the dam
Year Completed198541 yrs in operation
Long-term water supply security and flood resilience
Geographic Location
23.8519°N, 120.8847°E南投縣 · 水里鄉
Open in Google Maps

Check real-time conditions and historical trends for other facilities in the same region.

士林攔河堰

20405
—
Effective storage— 10k m³

德基水庫

20201
97.8%
Effective storage17,762.9 10k m³

日月潭水庫

20502
95.9%
Effective storage12,319.1 10k m³

武界壩

20507
—
Effective storage— 10k m³

湖山水庫

20509
100.2%
Effective storage5,049.3 10k m³

石岡壩

20202
58.5%
Effective storage70.3 10k m³

Frequently Asked Questions

明湖下池水庫 · Key insights into reservoir metrics, release mechanisms, and facility operations

FAQ

💡 Why rapid level changes? This is a dedicated pumped-storage lower basin. Water rises rapidly during peak generation and empties overnight as water is pumped back.