EnergyAtlasUSA

Prices here are state averages across all utilities and rate plans, from the U.S. Energy Information Administration — not the rate on any one bill. Generation-mix figures are reported annually, not real time.

Home / Maryland / Hydro power

Hydro Power in Maryland

Net generation and share of the state power mix, 2025 — U.S. Energy Information Administration.

Hydro generation (2025)
1,575 thousand MWh
Share of state power mix
4.18%
National rank (hydro output)
#24
U.S. average share
5.58%

Hydro share of Maryland's power mix over time

2001: 2.41%2025: 4.18%

Year by year

YearHydro (thousand MWh)Share of state mix
20251,5754.18%
20241,8485.22%
20231,8495.14%
20221,7804.79%
20212,1175.54%
20201,6974.71%
20192,1885.56%
20182,8316.46%
20171,9655.76%
20161,3923.75%
20151,6234.46%
20141,6164.27%
20131,7274.82%
20121,6574.38%
20112,5476.09%
20101,6673.82%
20091,8894.31%
20081,9744.17%
20071,6523.29%
20062,1044.3%
20051,7043.24%
20042,5084.82%
20032,6475.07%
20021,6613.44%
20011,1842.41%

Source: U.S. Energy Information Administration, electric power operational data (net generation by state and energy source). "Share of state mix" is this fuel's net generation as a percentage of all in-state net generation.

Hydro Power in Maryland | EnergyAtlasUSA