Beltzville Lake water level history

Daily records since 2009 · Level today: 628.14 ft

Highest on record

638.76 ft

Mar 13, 2011

Lowest on record

610.23 ft

Nov 28, 2016

Today

628.14 ft

Oct 22, 2026

Years of data

since 2009

In short

Across 16 complete years, 2016 had the lowest average level (624.63 ft) and 2011 the highest (628.59 ft).

On average the lake is lowest in November (625.90 ft) and highest in March (628.30 ft).

Loading chart…

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

Years ranked by their lowest daily level.

Year	Average	Low	Low date	High	High date
2026 (293 days)	628.02	625.82	Jan 1	628.89	Oct 13
2025	627.17	622.45	Jan 1	628.84	May 10
2024	626.99	618.15	Nov 20	633.49	Jan 14
2023	628.20	627.67	Jul 13	632.50	Dec 20
2022	628.02	625.47	Sep 3	630.84	Apr 10
2021	628.24	627.35	Aug 31	634.37	Sep 3
2020	628.15	627.44	Dec 31	632.84	Dec 26
2019	628.21	627.55	Sep 24	631.00	Jan 25
2018	628.27	627.76	Aug 3	630.82	Dec 23
2017	627.00	615.18	Jan 1	629.51	Apr 8
2016	624.63	610.23	Nov 28	630.00	Feb 26
2015	627.96	623.84	Jan 1	630.62	Jul 2
2014	625.63	617.14	Oct 14	631.54	May 2
2013	628.05	626.16	Nov 18	630.26	Jul 3
2012	628.15	627.43	Oct 29	631.00	Sep 19
2011	628.59	627.52	Aug 27	638.76	Mar 13
2010	626.75	612.54	Sep 27	631.31	Mar 15
2009 (79 days)	628.20	627.77	Dec 21	629.18	Oct 26

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

Month	Average	Lowest	Highest
January	627.22	615.18	633.49
February	627.86	622.57	630.13
March	628.30	626.76	638.76
April	628.22	627.67	631.20
May	628.20	627.89	631.54
June	628.13	627.73	629.90
July	628.17	627.35	630.62
August	628.09	626.45	632.61
September	627.35	612.54	634.95
October	626.67	613.37	629.22
November	625.90	610.23	630.07
December	626.32	611.02	632.84

Daily levels as CSV (6,169 rows; credit the original agencies listed below)