Annual net generation from hydroelectric power plants by state (Feb 2005 – Feb 2006 [GWh])

Source: US Energy Information Administration
Note: The electric power sector comprises electricity only and combined heat and power (CHP) plants whose primary business is to sell electricity, or electricity and heat, to the public. NM = Not meaningful due to large relative standard error or excessive percentage change.

Region and State Total (All Sectors) Electric Power Sector
2006 2005 Percent Change 2006 2005 2006 2005
New England 1,694 1,334 27 175 179 1,390 1,047
Connecticut 101 86 17.5 NM NM 95 79
Maine 797 632 26.1 — — 675 531
Massachusetts 217 185 17.2 35 43 181 142
New Hampshire 338 218 55 75 63 262 154
Rhode Island NM NM — — — NM NM
Vermont 240 212 13.3 60 68 175 140
Middle Atlantic 4,857 4,812 0.9 4,014 4,128 825 672
New Jersey 10 8 24.6 — — 10 8
New York 4,173 4,260 -2 3,647 3,846 508 402
Pennsylvania 674 544 23.8 367 282 307 262
East North Central 705 805 -12.4 635 728 33 37
Illinois 22 29 -24.9 NM NM 11 16
Indiana 66 49 35.1 66 49 — —
Michigan 222 268 -17 202 248 16 15
Ohio 107 113 -4.9 107 113 — —
Wisconsin 288 346 -16.9 250 306 6 6
West North Central 1,060 1,513 -29.9 1,028 1,482 14 11
Iowa 160 151 5.5 158 150 NM NM
Kansas 1 2 -32.8 — — 1 2
Minnesota 108 124 -12.9 79 97 11 8
Missouri 41 510 -92 41 510 — —
Nebraska 110 118 -6.4 110 118 — —
North Dakota 244 203 20.2 244 203 — —
South Dakota 397 405 -2.1 397 405 — —
South Atlantic 2,978 2,989 -0.4 1,886 2,022 826 700
Delaware — — — — — — —
District of Columbia — — — — — — —
Florida 38 46 -18.5 38 46 — —
Georgia 510 571 -10.7 504 566 NM NM
Maryland 552 470 17.6 — — 552 470
North Carolina 976 955 2.2 645 660 186 162
South Carolina 443 443 -0.1 428 431 14 11
Virginia 246 278 -11.7 225 261 21 17
West Virginia 213 226 -5.6 47 57 51 39
East South Central 3,957 4,796 -17.5 3,814 4,650 — —
Alabama 1,913 2,068 -7.5 1,913 2,068 — —
Kentucky 487 612 -20.4 487 612 — —
Mississippi — — — — — — —
Tennessee 1,557 2,116 -26.4 1,414 1,971 — —
West South Central 628 2,091 -70 492 1,848 136 243
Arkansas 193 888 -78.2 193 888 NM NM
Louisiana 136 232 -41.6 — — 136 232
Oklahoma 177 697 -74.6 177 697 — —
Texas 122 273 -55.4 122 263 NM NM
Mountain 4,782 3,389 41.1 4,136 2,863 647 526
Arizona 1,125 806 39.6 1,125 806 — —
Colorado 190 210 -9.4 171 199 19 12
Idaho 1,736 1,022 69.8 1,646 982 90 40
Montana 1,329 1,051 26.4 793 578 535 473
Nevada 217 157 37.9 217 157 NM NM
New Mexico NM NM — NM NM — —
Utah 104 73 42.8 102 72 NM NM
Wyoming 52 47 10.5 52 47 — —
Pacific Contiguous 30,591 23,157 32.1 30,429 23,044 145 97
California 8,088 4,665 73.4 7,998 4,604 89 61
Oregon 7,854 5,915 32.8 7,815 5,890 39 26
Washington 14,650 12,577 16.5 14,616 12,551 NM NM
Pacific Non-contiguous 263 260 1.4 248 253 9 3
Alaska 246 251 -2 246 251 — —
Hawaii 18 9 97.9 NM NM 9 3
U.S. Total 51,517 45,146 14.1 46,857 41,198 4,023 3,338