Lake Loco Water Level
Lago Loco · Yauco, Puerto Rico · operated by Puerto Rico Electric Power Authority (PREPA/AEE)
Water level
70.21 m
above mean sea level · 2026-11-08
At 70.21 m, Lake Loco is close to its seasonal norm for November, sitting above 50.3% of November days recorded since 1995.
Recorded range
66.15 – 71.41 m
Position in range
77.2%
Seasonal percentile
50.3%
Record since
1995
Operating thresholds are published for this reservoir but do not pass our consistency check, so no official status is shown here. See the methodology note on the Puerto Rico page.
Drought context
Puerto Rico drought →U.S. Drought Monitor
D2Severe drought
Week of 3 November 2026
Drought figures describe the ground around the reservoir, not its storage. Sources: U.S. Drought Monitor.
The chart plots where the water level sits inside the range this reservoir has recorded since 1995 (66.15 m to 71.41 m). It is a level position, not a share of storage capacity — Puerto Rico does not publish reservoir volume.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
On the map
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Dam and gauge
Design capacity
1.83 hm³
National Inventory of Dams
USGS gauge
50128900
Daily values, 15-minute source data
Municipality
Yauco
South Puerto Rico
Primary use
hydropower
PREPA / AEE
Design capacity is the volume the dam was built to impound, from the US Army Corps of Engineers' National Inventory of Dams. It describes the size of the reservoir — it is not used to compute a fill percentage, because the elevation-to-volume curve needed for that is not published for Puerto Rico.