At a glance · Oct 23
▼ Lower than usual
Lago de Matrullas is 9.9 ft lower than normal for Oct 23, lower than on this date in 9 of the last 10 years.
Much lower
Lower
About normal
Higher
Much higher
This week ↘ Falling 1.27 ft Lowest on record ↓ 2,375.55 ft (1994) Compared with this gauge's own records for the same date. A statistical guide, not advice.
Normal for Oct 23 Record low Today 2,405.25 ft
Today compared with past years on Oct 23
Lowest to highest on this date: 2,379.95–2,416.81 ft Usual range (10th–90th percentile): 2,404.77–2,415.51 ft Normal (25th–75th percentile): 2,412.30–2,415.45 ft Today: 2,405.25 ft Today 2,405.25 ft Median 2,415.17 Lowest 2,379.95 25th 75th
Lowest to highest on this date: 2,379.95–2,416.81 ft Usual range (10th–90th percentile): 2,404.77–2,415.51 ft Normal (25th–75th percentile): 2,412.30–2,415.45 ft Today: 2,405.25 ft Today 2,405.25 ft Median 2,415.17 Lowest 2,379.95 25th
Where today's reading sits among this gauge's own records for the same date (±3 days). A statistical guide, not advice.
What this means
It is lower than on Oct 23 in 9 of the last 10 years.
The lake has fallen 1.27 ft in 7 days and fallen 6.06 ft in 30 days.
Since 1988, the lowest daily level was 2,375.55 ft (Sep 1994) and the highest 2,418.56 ft (Sep 1998).
Lago de Matrullas level chart
Measured
Normal range for the date (middle 50% of past years)
2026 compared with 2025
2,396 2,402 2,407 2,412 2,417 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2025 2026 2025-09-11: 2,405.87 ft 2025-09-16: 2,409.72 ft 2025-09-24: 2,413.12 ft 2025-09-29: 2,415.19 ft 2025-10-04: 2,414.66 ft 2025-10-10: 2,415.19 ft 2025-10-15: 2,414.66 ft 2025-10-20: 2,413.98 ft 2025-10-25: 2,413.68 ft 2025-10-30: 2,412.43 ft 2025-11-05: 2,412.44 ft 2025-11-12: 2,410.78 ft 2025-11-17: 2,409.93 ft 2025-11-22: 2,410.81 ft 2025-11-27: 2,411.65 ft 2025-12-02: 2,412.94 ft 2025-12-07: 2,413.71 ft 2025-12-12: 2,414.64 ft 2025-12-17: 2,415.32 ft 2025-12-22: 2,415.34 ft 2025-12-27: 2,415.35 ft 2026-01-01: 2,415.35 ft 2026-01-06: 2,415.38 ft 2026-01-11: 2,415.37 ft 2026-01-16: 2,415.38 ft 2026-01-21: 2,414.91 ft 2026-01-26: 2,413.86 ft 2026-01-31: 2,412.97 ft 2026-02-05: 2,415.42 ft 2026-02-10: 2,415.30 ft 2026-02-15: 2,415.50 ft 2026-02-20: 2,415.42 ft 2026-02-25: 2,415.39 ft 2026-03-02: 2,415.40 ft 2026-03-07: 2,415.01 ft 2026-03-12: 2,414.84 ft 2026-03-17: 2,414.44 ft 2026-03-22: 2,415.38 ft 2026-03-27: 2,415.64 ft 2026-04-01: 2,415.50 ft 2026-04-06: 2,415.31 ft 2026-04-11: 2,415.30 ft 2026-04-16: 2,415.17 ft 2026-04-21: 2,415.17 ft 2026-04-26: 2,414.55 ft 2026-05-01: 2,415.38 ft 2026-05-06: 2,415.13 ft 2026-05-11: 2,415.16 ft 2026-05-16: 2,414.79 ft 2026-05-21: 2,414.32 ft 2026-05-26: 2,413.92 ft 2026-05-31: 2,413.19 ft 2026-06-05: 2,412.19 ft 2026-06-10: 2,411.18 ft 2026-06-15: 2,409.81 ft 2026-06-20: 2,408.76 ft 2026-06-25: 2,408.63 ft 2026-06-30: 2,409.02 ft 2026-07-05: 2,407.88 ft 2026-07-10: 2,406.46 ft 2026-07-15: 2,405.02 ft 2026-07-20: 2,404.45 ft 2026-07-25: 2,404.61 ft 2026-07-30: 2,404.68 ft 2026-08-04: 2,404.78 ft 2026-08-09: 2,404.82 ft 2026-08-14: 2,405.18 ft 2026-08-19: 2,405.23 ft 2026-08-24: 2,405.26 ft 2026-08-29: 2,405.25 ft 2026-09-03: 2,409.03 ft 2026-09-08: 2,409.44 ft 2026-09-13: 2,410.40 ft 2026-09-18: 2,411.05 ft 2026-09-23: 2,411.31 ft 2026-09-28: 2,408.66 ft 2026-10-03: 2,406.70 ft 2026-10-08: 2,407.25 ft 2026-10-13: 2,406.87 ft 2026-10-18: 2,406.22 ft 2,396 2,402 2,407 2,412 2,417 Jan Apr Jul Oct 2025 2026 2025-09-11: 2,405.87 ft 2025-09-16: 2,409.72 ft 2025-09-24: 2,413.12 ft 2025-09-29: 2,415.19 ft 2025-10-04: 2,414.66 ft 2025-10-10: 2,415.19 ft 2025-10-15: 2,414.66 ft 2025-10-20: 2,413.98 ft 2025-10-25: 2,413.68 ft 2025-10-30: 2,412.43 ft 2025-11-05: 2,412.44 ft 2025-11-12: 2,410.78 ft 2025-11-17: 2,409.93 ft 2025-11-22: 2,410.81 ft 2025-11-27: 2,411.65 ft 2025-12-02: 2,412.94 ft 2025-12-07: 2,413.71 ft 2025-12-12: 2,414.64 ft 2025-12-17: 2,415.32 ft 2025-12-22: 2,415.34 ft 2025-12-27: 2,415.35 ft 2026-01-01: 2,415.35 ft 2026-01-06: 2,415.38 ft 2026-01-11: 2,415.37 ft 2026-01-16: 2,415.38 ft 2026-01-21: 2,414.91 ft 2026-01-26: 2,413.86 ft 2026-01-31: 2,412.97 ft 2026-02-05: 2,415.42 ft 2026-02-10: 2,415.30 ft 2026-02-15: 2,415.50 ft 2026-02-20: 2,415.42 ft 2026-02-25: 2,415.39 ft 2026-03-02: 2,415.40 ft 2026-03-07: 2,415.01 ft 2026-03-12: 2,414.84 ft 2026-03-17: 2,414.44 ft 2026-03-22: 2,415.38 ft 2026-03-27: 2,415.64 ft 2026-04-01: 2,415.50 ft 2026-04-06: 2,415.31 ft 2026-04-11: 2,415.30 ft 2026-04-16: 2,415.17 ft 2026-04-21: 2,415.17 ft 2026-04-26: 2,414.55 ft 2026-05-01: 2,415.38 ft 2026-05-06: 2,415.13 ft 2026-05-11: 2,415.16 ft 2026-05-16: 2,414.79 ft 2026-05-21: 2,414.32 ft 2026-05-26: 2,413.92 ft 2026-05-31: 2,413.19 ft 2026-06-05: 2,412.19 ft 2026-06-10: 2,411.18 ft 2026-06-15: 2,409.81 ft 2026-06-20: 2,408.76 ft 2026-06-25: 2,408.63 ft 2026-06-30: 2,409.02 ft 2026-07-05: 2,407.88 ft 2026-07-10: 2,406.46 ft 2026-07-15: 2,405.02 ft 2026-07-20: 2,404.45 ft 2026-07-25: 2,404.61 ft 2026-07-30: 2,404.68 ft 2026-08-04: 2,404.78 ft 2026-08-09: 2,404.82 ft 2026-08-14: 2,405.18 ft 2026-08-19: 2,405.23 ft 2026-08-24: 2,405.26 ft 2026-08-29: 2,405.25 ft 2026-09-03: 2,409.03 ft 2026-09-08: 2,409.44 ft 2026-09-13: 2,410.40 ft 2026-09-18: 2,411.05 ft 2026-09-23: 2,411.31 ft 2026-09-28: 2,408.66 ft 2026-10-03: 2,406.70 ft 2026-10-08: 2,407.25 ft 2026-10-13: 2,406.87 ft 2026-10-18: 2,406.22 ft 2026 2025 Normal (middle 50% of past years) Usual range (10th–90th percentile) Median
Each year drawn on the same January–December axis, over this gauge's normal range for each date. Hover or tap a point for its value.
Same date in past years
Date Level vs today
Oct 23, 2025 2,412.84 ft ▲ 7.59 ft Oct 23, 2024 2,400.76 ft ▼ 4.49 ft Oct 23, 2023 2,411.07 ft ▲ 5.82 ft Oct 23, 2022 2,415.57 ft ▲ 10.32 ft Oct 23, 2021 2,415.38 ft ▲ 10.13 ft Oct 23, 2020 2,415.34 ft ▲ 10.09 ft Oct 23, 2019 2,408.88 ft ▲ 3.63 ft Oct 23, 2018 2,415.63 ft ▲ 10.38 ft Oct 23, 2017 2,415.67 ft ▲ 10.42 ft Oct 23, 2016 2,415.53 ft ▲ 10.28 ft
Matrullas Dam
Height 120 ft
Completed 1934 Purposes Hydroelectric; Irrigation Owner PUERTO RICO ELECTRIC POWER AUTHORITY Normal storage 3,005 acre-ft Surface area 77 acres
National Inventory of Dams (U.S. Army Corps of Engineers). All dam facts →
Weather & wind
Today 75°F · Scattered Showers And ThunderstormsWind SE 6 to 10 mph
Tonight 70°F · Mostly ClearWind SE 6 mph
Saturday 75°F · Scattered Rain ShowersWind SE 5 to 12 mph
Saturday Night 70°F · Scattered Rain ShowersWind SE 5 mph
Sunday 75°F · Chance Showers And ThunderstormsWind SE 3 to 10 mph
Sunday Night 70°F · Mostly Clear then Isolated Rain ShowersWind SE 6 mph
NOAA National Weather Service forecast for this lake's location, updated 5 h ago.
Flood information
NOAA: No official flood stages here
Flood status comes from the NOAA National Weather Service. We do not issue warnings. Flood stages explained . For official forecasts and warnings, see the NOAA gauge page .