OpenViz

赤崁地下水庫

ID: 50104Offshore islandsUnderground Reservoir

Real-time conditions and historical storage trends

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

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

💡 Operational Notes & FAQ

赤崁地下水庫

💡 Underground Reservoir: Water is stored within subsurface aquifers behind cutoff walls, completely preventing evaporation loss from ocean winds.

Facility OperationRegular Monitoring
—N/A

Effective capacity: 51 10k m³ (Desilting & flood regulation) · Run-of-river facility · Primarily raises river level for diversion/water supply without storage ratio monitoring

赤崁地下水庫 real-time hydraulic engineering cross-section赤崁地下水庫 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

赤崁地下水庫 (Underground Reservoir) is a major hydraulic facility managed under the Water Resources Agency. Primary water supply covers Baisha Township and Tongliang, Penghu.

赤崁地下水庫 (ID: 50104) is an official Underground Reservoir situated in the Baisha Island Underground Aquifer System, operated and managed by Taiwan Water Corporation 7th District Penghu Office. In operation since 1986, this facility serves as a vital strategic pillar in Taiwan's regional water grid and flood mitigation network.

Primary functional purposes include Baisha Township Municipal Water, Seawater Intrusion Barrier & Groundwater Retention, with key regional supply coverage extending across Baisha Township and Tongliang, Penghu.

Primary Supply Area:Baisha Township and Tongliang, Penghu
Baisha Township Municipal WaterSeawater Intrusion Barrier & Groundwater Retention

Water draw

N/A

Water level

N/A

— 0.0 m (1 hr)

Inflow

N/A

— 0.0 m³/s (1 hr)

Total outflow

N/A

— 0.0 m³/s (1 hr)

Catchment rainfall

N/A

Net Flow Balance

赤崁地下水庫 · Real-time hydrological balance and storage dispatch analysis

Inflow (Qin)
N/AUpstream catchment runoff inflow rate
Total outflow (Qout)
N/AGate 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
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

赤崁地下水庫 · Engineering profile and geospatial information

Managing AgencyTaiwan Water Corporation 7th District Penghu Office
Responsible for facility operation and flood dispatch
Facility TypeUnderground Reservoir
Dam structure and engineering classification
River SystemBaisha Island Underground Aquifer System
Primary catchment river basin and hydrological system
Effective capacity51 10k m³
Maximum designed water storage capacity of the dam
Year Completed198640 yrs in operation
Long-term water supply security and flood resilience
Geographic Location
23.6636°N, 119.5967°E澎湖縣 · 白沙鄉
Open in Google Maps

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Frequently Asked Questions

赤崁地下水庫 · Key insights into reservoir metrics, release mechanisms, and facility operations

FAQ

💡 Underground Reservoir: Water is stored within subsurface aquifers behind cutoff walls, completely preventing evaporation loss from ocean winds.