OpenViz

內埔子水庫

ID: 30306SouthOff-stream Reservoir

Real-time conditions and historical storage trends

Observed at: 09/18/2026 07:00Daily operation date: 09/17/2026 07:00

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

Storage ratioNormal Storage
88.8%
— 0.0% (1 hr)

Effective storage: 61.3 10k m³ · Effective capacity: 69 10k m³

內埔子水庫 real-time hydraulic engineering cross-section內埔子水庫 real-time storage ratio is 88.8%.

Real-time Hydraulic Briefing

Synthesized water storage and flow dynamics

Current water storage for 內埔子水庫 is at 88.8% with a water level elevation of 59.61 m. Primary water supply covers Farmlands in Minxiong and Zhuqi, Chiayi County.

內埔子水庫 (ID: 30306) is an official Off-stream Reservoir situated in the Niuchou Creek, Puzi River System, operated and managed by Irrigation Agency Chianan Management Office. In operation since 1942, 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 61.3 (10k m³), with a storage ratio of 88.8% and a real-time water level elevation of 59.61 meters.

Primary functional purposes include Chiayi Agricultural Irrigation, Regional Flood Detention, with key regional supply coverage extending across Farmlands in Minxiong and Zhuqi, Chiayi County.

Primary Supply Area:Farmlands in Minxiong and Zhuqi, Chiayi County
Chiayi Agricultural IrrigationRegional Flood Detention

Effective storage

61.3 10k m³

— 0.0 10k m³ (1 hr)

Water level

59.61 m

— 0.0 m (1 hr)

Inflow

N/A

Total outflow

N/A

Effective capacity

69 10k m³

Net Flow Balance

內埔子水庫 · 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

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

內埔子水庫 · Engineering profile and geospatial information

Managing AgencyIrrigation Agency Chianan Management Office
Responsible for facility operation and flood dispatch
Facility TypeOff-stream Reservoir
Dam structure and engineering classification
River SystemNiuchou Creek, Puzi River System
Primary catchment river basin and hydrological system
Effective capacity69 10k m³
Maximum designed water storage capacity of the dam
Year Completed194284 yrs in operation
Long-term water supply security and flood resilience
Geographic Location
23.5189°N, 120.4856°E嘉義縣 · 民雄鄉
Open in Google Maps

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

仁義潭水庫

30301
98.8%
Effective storage2,429.6 10k m³

南化水庫

30503
99.1%
Effective storage8,106.8 10k m³

德元埤水庫

30403
69.9%
Effective storage160.6 10k m³

曾文水庫

30502
104.2%
Effective storage48,748 10k m³

澄清湖水庫

30801
0%
Effective storage— 10k m³

烏山頭水庫

30501
86.3%
Effective storage6,801 10k m³

Frequently Asked Questions

內埔子水庫 · 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.