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HighHydroelectric

FUNIL-MG

Minas Gerais · GRANDE

Capacity

304 hm³

Coordinates

-21.142°N, 45.035°W

Operator

ONS

80.0% full

Current fill

80.0%
High

vs 7 days ago

+15.1%

gaining

vs 1 year ago

N/A

7-day trend

↑

rising

Drought context

Storage vs October average

117%of normal

80.0% full on 2026-10-12, against an average of 68.3% for October across 2 years of readings (+11.7 points).

Rain over the last three months · 21 September 2026

Moderately wet

In the three months to 21 September 2026 the area around FUNIL-MG had more rain than 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 +1.33). Rain, not storage. Brazil drought figures →

Catchment Weather

Past 30 days + 14-day forecast · Open-Meteo

Technical specifications

Total capacity304 hm³
Usable capacity6.81 hm³
Primary useHydroelectric
OperatorONS
RiverGRANDE
ProvinceMinas Gerais
River basinGRANDE
Data source:ONS – Operador Nacional do Sistema Elétrico·Last reading: 2026-10-12

Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -21.142, -45.035 · Open in Google Maps

About FUNIL-MG

As of October 12, 2026, FUNIL-MG is filled to 80.0% of its total capacity, holding roughly 6 hm³ of water out of a maximum 304 hm³. At this level the reservoir is high. Of that total, about 7 hm³ is usable (live) storage.

Over the most recent week on record the fill level has risen by 15.1 percentage points.

Across the readings we hold for FUNIL-MG — 52 data points between October 31, 2025 and October 12, 2026 — the level has ranged from a low of 20.0% (November 14, 2025) to a high of 100.0% (December 31, 2025). On average the reservoir is fullest around March and at its lowest around November.

It is operated by ONS primarily for hydroelectric power. It lies within the GRANDE basin at 21.142°S, 45.035°W.

Key facts

Current fill level
80.0%
Water stored
6 hm³
Total capacity
304 hm³
Usable capacity
7 hm³
7-day change
▲ 15.1 pts
Primary use
Hydroelectric power
River
GRANDE
River basin
GRANDE
Operator
ONS
Coordinates
21.142°S, 45.035°W
Last updated
October 12, 2026

Recent readings

DateFill levelVolume (hm³)
12 Oct 202680.0%6
9 Oct 202680.0%6
2 Oct 202664.9%4
25 Sep 202695.0%7
18 Sep 202654.9%4
11 Sep 202664.9%4
4 Sep 2026100.0%7
28 Aug 202695.0%7
21 Aug 202649.9%3
14 Aug 202680.0%6
7 Aug 202649.9%3
31 Jul 202664.9%4

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