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Tappan Lake water level today

Tappan Lake is at 899.15 ft, as of October 18, 2026.

  • Past week: up 0.01 ft
  • Compared with a year ago: up 0.73 ft
  • 0.45 ft above the 9-year average for October 18 (898.70 ft)
Water level899.15 ftelevation, feet
vs. normal+0.45 ft9-year average for today
7-day change+0.01 ft
30-day change-0.20 ft
1-year change+0.73 ft

Past 12 months

893895897900902NovDecJanFebMarAprMayJunJulAugSepOct

Past 12 monthsYear before

Last 30 days

DateLevel (ft)
Oct 18899.15
Oct 17899.15
Oct 16899.13
Oct 15899.14
Oct 14899.14
Oct 13899.14
Oct 12899.14
Oct 11899.14
Oct 10899.12
Oct 9899.13
Oct 8899.15
Oct 7899.17
Oct 6899.18
Oct 5899.20
Oct 4899.21
Oct 3899.23
Oct 2899.23
Oct 1899.23
Sep 30899.24
Sep 29899.25
Sep 28899.26
Sep 27899.28
Sep 26899.31
Sep 25899.33
Sep 24899.36
Sep 23899.37
Sep 22899.38
Sep 21899.37
Sep 20899.33
Sep 19899.33
Sep 18899.35

This date in past years

DateLevel (ft)Today vs. then
October 18, 2025898.42+0.73
October 18, 2024897.65+1.50
October 18, 2023898.61+0.54
October 18, 2022899.07+0.08
October 18, 2021899.39-0.24
October 18, 2020897.76+1.39
October 18, 2019899.07+0.08
October 18, 2018899.30-0.15
October 18, 2017899.01+0.14

Records

Highest level on record: 903.62 ft (April 7, 2024). Lowest: 891.21 ft (January 4, 2018). Records in this series start September 30, 2017.

About these numbers

  • Levels are daily mean water-surface elevations measured by the U.S. Geological Survey at this lake's gauge
  • Recent readings are provisional and can be revised once USGS reviews them
  • "vs. normal" compares today with the average for the same calendar date over the last 10 years of this gauge's record
  • Latest reading: October 18, 2026. Official USGS page for this gauge

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Where Tappan Lake is

Michael J Kirwan Reservoir — +1.6 ft vs. normal for todayBerlin Lake — +1.8 ft vs. normal for todayClendening Lake — +0.2 ft vs. normal for todayPiedmont Lake — +0.5 ft vs. normal for todayHoover Reservoir — +5.0 ft vs. normal for todayCaesar Creek Lake — -0.1 ft vs. normal for todayEast Fork Lake — +0.5 ft vs. normal for todayTappan Lake — +0.5 ft vs. normal for today
Tappan Lake and other Ohio lakes. Outline: U.S. Census Bureau.

Other lakes in Ohio