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

Arkport Lake water level history

Daily records since 1989 · Level today: 1,227.08 ft

Highest on record
1,266.77 ft
Jan 20, 1996
Lowest on record
1,225.67 ft
Apr 20, 1992
Today
1,227.08 ft
Oct 21, 2026
Years of data
37
since 1989

In short

Across 36 complete years, 1995 had the lowest average level (1,227.18 ft) and 2008 the highest (1,230.36 ft).

On average the lake is lowest in September (1,227.88 ft) and highest in April (1,229.45 ft).

Arkport 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)1,227.091,227.06Mar 271,227.20Jun 16
20251,230.291,226.98Nov 161,262.69May 6
20241,229.221,228.17Jan 81,241.86Jan 26
20231,228.551,227.39Feb 31,236.48Jan 19
20221,228.601,227.54Jan 111,251.37Feb 18
20211,228.041,227.00Jul 101,253.63Aug 19
20201,227.771,227.29Sep 91,237.61May 16
20191,229.411,227.71Dec 191,246.93Mar 15
20181,229.711,227.90Jul 141,249.68Jan 12
20171,228.651,227.34Sep 41,247.94Jan 13
20161,228.271,227.34Sep 171,238.26Oct 21
20151,228.361,227.31Jan 181,242.05Sep 30
20141,228.341,227.29Sep 151,248.01May 16
20131,228.241,227.29Sep 101,246.64Dec 22
20121,228.421,227.29Oct 21,240.91Oct 30
20111,229.241,227.19Sep 21,247.84Apr 5
20101,228.881,227.88Jul 71,251.16Dec 1
20091,229.491,228.20Sep 201,232.53Feb 12
20081,230.361,230.08Jun 61,248.89Feb 6
20071,229.821,227.83Feb 251,259.45Mar 15
20061,228.431,227.81Jan 11,243.34Sep 3
20051,228.481,227.76Oct 191,253.34Apr 3
20041,228.491,227.59Jul 181,251.00Sep 18
20031,228.251,227.64Jul 151,244.48Mar 21
20021,228.071,227.38Jul 271,242.85Jun 27
20011,227.771,227.46Dec 131,242.71Apr 8
20001,227.981,227.24Jan 11,239.52Feb 25
19991,227.411,227.18Jul 271,231.79Mar 4
19981,228.211,227.07Oct 211,260.85Jan 9
19971,227.981,227.46Jan 141,240.99Feb 27
19961,228.691,226.61Jan 11,266.77Jan 20
19951,227.181,226.60Oct 201,241.67Jan 21
19941,227.331,226.40Nov 191,244.14Nov 2
19931,227.571,226.40Aug 131,246.59Apr 1
19921,227.471,225.67Apr 201,238.99Dec 31
19911,227.661,227.38Jun 61,233.35Apr 22
19901,227.601,226.59Aug 291,232.54Apr 11
1989 (1 days)1,227.081,227.08Dec 311,227.08Dec 31

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

Monthly averages

MonthAverageLowestHighest
January1,228.641,226.611,266.77
February1,228.491,226.631,251.37
March1,229.141,226.821,259.45
April1,229.451,225.671,258.21
May1,228.811,227.021,262.69
June1,228.271,226.991,242.85
July1,228.061,226.921,239.51
August1,227.981,226.401,253.63
September1,227.881,226.551,251.00
October1,227.971,226.551,243.47
November1,228.161,226.401,250.74
December1,228.321,226.601,251.16

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Daily levels as CSV (13,321 rows; credit the original agencies listed below)