Independent water-data site. Not a government website. Every number comes from official agency gauges.

Curwensville Lake water level history

Daily records since 1989 · Level today: 1,162.36 ft

Highest on record
1,205.89 ft
Apr 3, 1993
Lowest on record
1,152.19 ft
Nov 5, 1996
Today
1,162.36 ft
Oct 21, 2026
Years of data
37
since 1989

In short

Across 36 complete years, 1996 had the lowest average level (1,158.66 ft) and 2024 the highest (1,164.95 ft).

On average the lake is lowest in December (1,161.16 ft) and highest in September (1,162.62 ft).

Curwensville Lake level, all years

Loading chart…

Measured Normal range for the date (middle 50% of past years) Full pool

Lowest years

Years ranked by their lowest daily level.

Yearly highs and lows

YearAverageLowLow dateHighHigh date
2026 (292 days)1,162.491,161.59Jul 81,166.03Aug 21
20251,162.551,161.84Sep 221,166.76May 23
20241,164.951,161.93Dec 91,204.29Apr 5
20231,162.541,161.84Mar 291,164.63Jan 4
20221,162.771,161.84Mar 141,176.77May 8
20211,162.681,161.82Sep 41,173.21Mar 2
20201,162.631,161.91Mar 11,174.87Mar 30
20191,162.611,161.70Apr 261,172.91Feb 9
20181,163.491,161.64May 191,199.65Sep 12
20171,162.411,161.59Dec 231,171.73May 30
20161,162.451,161.96Apr 171,173.24Dec 19
20151,162.651,161.43Mar 91,169.87Jun 29
20141,162.551,161.74Jan 111,169.96Mar 14
20131,162.581,161.88Sep 41,169.90Jun 29
20121,162.481,161.94Dec 251,165.36Jan 28
20111,162.671,161.66Apr 151,173.83Sep 11
20101,162.881,161.56Apr 81,183.22Dec 2
20091,162.371,161.76Feb 61,166.21Feb 13
20081,162.491,161.81Jan 211,170.59Mar 6
20071,162.341,161.68Feb 261,167.12Mar 16
20061,162.211,161.75Jan 221,164.76Nov 17
20051,162.661,161.75Apr 21,183.59Jan 8
20041,163.191,161.76Jul 181,196.49Sep 19
20031,162.461,161.67Mar 91,175.37Nov 21
20021,162.451,161.90Jan 311,165.05Mar 27
20011,162.281,160.38Oct 121,163.76Feb 10
20001,162.381,161.77Dec 191,163.45Mar 22
19991,162.421,160.05Apr 131,173.81Jan 25
19981,162.201,160.00Mar 181,169.58Jan 9
19971,159.781,152.29Jan 121,191.59Nov 10
19961,158.661,152.19Nov 51,194.87Jan 21
19951,159.041,154.64Dec 31,163.09May 18
19941,160.611,154.13Feb 91,186.49Mar 29
19931,161.161,152.72Dec 91,205.89Apr 3
19921,159.431,154.49Dec 261,164.75Jul 14
19911,159.421,154.46Dec 201,170.45Jan 1
19901,159.301,152.90Nov 191,172.83Jul 14
1989 (1 days)1,154.991,154.99Dec 311,154.99Dec 31

Levels in feet. Partial years show the number of days with data.

Monthly averages

MonthAverageLowestHighest
January1,161.381,152.291,194.87
February1,161.231,152.451,178.65
March1,161.591,153.571,196.10
April1,162.301,154.441,205.89
May1,162.361,158.721,176.77
June1,162.391,161.651,169.90
July1,162.561,161.181,190.76
August1,162.461,161.561,182.02
September1,162.621,152.281,199.65
October1,162.081,152.211,166.02
November1,161.861,152.191,191.59
December1,161.161,152.191,183.22

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Daily levels as CSV (13,439 rows; credit the original agencies listed below)