OpenViz

坂里水庫

ID: 50308Offshore islandsOn-stream Reservoir

Real-time conditions and historical storage trends

Observed at: 09/18/2026 08:00Daily operation date: 09/17/2026 00:00

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

Storage ratioNormal Storage
86.6%

Effective storage: 12.2 10k m³ · Effective capacity: 14.1 10k m³

坂里水庫 real-time hydraulic engineering cross-section坂里水庫 real-time storage ratio is 86.6%.

Real-time Hydraulic Briefing

Synthesized water storage and flow dynamics

Current water storage for 坂里水庫 is at 86.6% with a water level elevation of 17.96 m. Primary water supply covers Banli, Baisha, and Qinbi villages in Beigan, Matsu.

坂里水庫 (ID: 50308) is an official On-stream Reservoir situated in the Banli Creek System, Beigan, operated and managed by Lienchiang County Water Plant. In operation since 1990, 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 12.2 (10k m³), with a storage ratio of 86.6% and a real-time water level elevation of 17.96 meters.

Primary functional purposes include Beigan Municipal Water & Agriculture, with key regional supply coverage extending across Banli, Baisha, and Qinbi villages in Beigan, Matsu.

Primary Supply Area:Banli, Baisha, and Qinbi villages in Beigan, Matsu
Beigan Municipal Water & Agriculture

Effective storage

12.2 10k m³

▼ -0.1 10k m³ (1 hr)

Water level

17.96 m

▼ -0.03 m (1 hr)

Inflow

N/A

Total outflow

0 m³/s

— 0.0 m³/s (1 hr)

Effective capacity

14.1 10k m³

Net Flow Balance

坂里水庫 · 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

Historical Storage Trends

View historical storage percentage and water volume trends over time.

Reservoir Specifications · Geographic Location

坂里水庫 · Engineering profile and geospatial information

Managing AgencyLienchiang County Water Plant
Responsible for facility operation and flood dispatch
Facility TypeOn-stream Reservoir
Dam structure and engineering classification
River SystemBanli Creek System, Beigan
Primary catchment river basin and hydrological system
Effective capacity14.1 10k m³
Maximum designed water storage capacity of the dam
Year Completed199036 yrs in operation
Long-term water supply security and flood resilience
Geographic Location
26.2156°N, 119.9806°E連江縣 · 北竿鄉
Open in Google Maps

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

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勝利水庫

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后沃水庫

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太湖水庫

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Frequently Asked Questions

坂里水庫 · Key insights into reservoir metrics, release mechanisms, and facility operations

FAQ

Total capacity is the total physical volume of the reservoir basin.

In contrast, effective storage refers to the usable volume available for public, agricultural, or power supply above dead storage and sediment levels.