| Plant name | River | River basin | Location | COD | Installed capacity (MW) | Mean annual energy (GWh) | Height (m) | Crest length (m) | Total storage (m3) | Max reservoir area (km2) |
| Don Sahong | Mekong | Mekong | 13°57′22″N 105°57′51″E / 13.956223°N 105.964247°E / 13.956223; 105.964247 (Don Sahong HPP) | 2020 | 240 | 2,000 | 25 | 6,800 | 25 | 2.2 |
| Houay Ho | Houayho/Xekong | Mekong | 15°03′34″N 106°45′52″E / 15.059464°N 106.764377°E / 15.059464; 106.764377 (Houayho HPP) | 1999 | 152 | 450 | 79 | | 3,530 | 37 |
| Houay La Nge | Houay La-Nge | Mekong | 15°46′30″N 107°03′18″E / 15.774865°N 107.054896°E / 15.774865; 107.054896 (Houay La Nge HPP) | 2023 | 60 | 290 | 58 | 179 | 14 | 93.6 |
| Houay Lamphan Gnai | Xekong | Mekong | 15°21′23″N 106°29′56″E / 15.356495°N 106.498949°E / 15.356495; 106.498949 (Houay Lamphan Gnai HPP) | 2015 | 84.8 | 480 | 77 | 74.5 | 140 | 9 |
| Houay Por | Houay Por | Mekong | 15°32′44″N 106°15′24″E / 15.545605°N 106.256763°E / 15.545605; 106.256763 (Houay Por HPP) | 2018 | 15 | 75 | 6 | | 0.76 | |
| Lower Houay Lam Phanh | Houay Lamphan | Mekong | 15°19′17″N 106°37′48″E / 15.321515°N 106.630123°E / 15.321515; 106.630123 (Lower Houay Lam Phanh HPP) | 2022 | 15 | 68 | 55 | 523 | 73.9 | |
| Nam Ao | Nam Ao | Mekong | 19°09′39″N 103°16′59″E / 19.160876°N 103.283107°E / 19.160876; 103.283107 (Nam Ao HPP) | 2023 | 15 | 92 | 26 | 130 | 52 | 4.9 |
| Nam Beng | Nam Beng | Mekong | 19°56′47″N 101°14′15″E / 19.946436°N 101.237563°E / 19.946436; 101.237563 (Nam Beng HPP) | 2014 | 36 | 145 | 25.5 | 84.8 | 3,611 | 0.7 |
| Nam Che 1 | Nam Che | Mekong | 19°03′17″N 103°30′49″E / 19.054645°N 103.513536°E / 19.054645; 103.513536 (Nam Che 1 HPP) | 2019 | 16.8 | | 23 | 50 | | |
| Nam Chien 1 | Nam Che | Mekong | 19°08′43″N 103°33′26″E / 19.145395°N 103.557259°E / 19.145395; 103.557259 (Nam Chien 1 HPP) | 2018 | 104 | 448.2 | 68.8 | 367 | 14 | |
| Nam Houng 1 | Nam Houng | Mekong | 19°11′24″N 101°48′23″E / 19.189914°N 101.806322°E / 19.189914; 101.806322 (Nam Young 1 HPP) | 2023 | 15 | 57 | | | | 1.52 |
| Nam Khan 2 | Nam Khan | Mekong | 19°41′07″N 102°22′11″E / 19.685364°N 102.369791°E / 19.685364; 102.369791 (Nam Khan 2 HPP) | 2015 | 130 | 558 | 160 | 405 | | 30.5 |
| Nam Khan 3 | Nam Khan | Mekong | 19°44′49″N 102°13′22″E / 19.747016°N 102.222793°E / 19.747016; 102.222793 (Nam Khan 3 HPP) | 2016 | 88 | 480 | 77 | 74.5 | 140 | 9 |
| Nam Kong 1 | Nam Kong | Mekong | 14°32′47″N 106°44′27″E / 14.546513°N 106.740933°E / 14.546513; 106.740933 (Nam Kong HPP 1) | 2021 | 160 | 649 | 87 | 386 | 679 | 21.8 |
| Nam Kong 2 | Nam Kong | Mekong | 14°29′41″N 106°51′24″E / 14.494672°N 106.856669°E / 14.494672; 106.856669 (Nam Kong HPP 2) | 2018 | 66 | 264 | 50 | 210 | 71.4 | 4.2 |
| Nam Kong 3 | Nam Kong | Mekong | 14°33′59″N 106°54′45″E / 14.566338°N 106.912551°E / 14.566338; 106.912551 (Nam Kong 3 HPP) | 2021 | 54 | 204 | 65 | 500 | 471 | 32 |
| Nam Leuk | Nam Leuk/Nam Ngum | Mekong | 18°26′15″N 102°56′48″E / 18.437406°N 102.94675°E / 18.437406; 102.94675 (Nam Leuk HPP) | 2000 | 60 | 215 | 51.5 | 800 | 185 | 17.2 |
| Nam Lik 1 | Nam Lik | Mekong | 18°37′10″N 102°23′14″E / 18.619438°N 102.387252°E / 18.619438; 102.387252 (Nam Lik 1 HPP) | 2019 | 64 | 256 | 36.5 | 72 | | 22.3 |
| Nam Lik 1-2 | Nam Lik | Mekong | 18°47′38″N 102°07′00″E / 18.793782°N 102.116714°E / 18.793782; 102.116714 (Nam Lik 1-2 HPP) | 2010 | 100 | 435 | 103 | 328 | 11 | 24.4 |
| Nam Mang 1 | Nam Mang | Mekong | 18°32′03″N 103°11′47″E / 18.53423°N 103.196286°E / 18.53423; 103.196286 (Nam Mang 1 HPP) | 2016 | 64 | 225 | 70 | 280 | 16.5 | 0.148 |
| Nam Mang 3 | Nam Gnogn | Mekong | 18°20′58″N 102°45′55″E / 18.349383°N 102.765244°E / 18.349383; 102.765244 (Nam Mang 3 HPP) | 2004 | 40 | 150 | 28 | 151 | 49 | 10 |
| Nam Ngiep 1 | Nam Ngiep | Mekong | 18°38′45″N 103°33′08″E / 18.645828°N 103.552329°E / 18.645828; 103.552329 (Nam Ngiep 1 HPP) | 2019 | 272 | 1,546 | 167 | 530 | 1,192 | 67 |
| Nam Ngiep 1 (DS) | Nam Ngiep | Mekong | 18°38′53″N 103°34′18″E / 18.647966°N 103.571591°E / 18.647966; 103.571591 (Nam Ngiep 1 (DS) HPP) | 2019 | 18 | 105 | 20 | 90 | 4.6 | 1.27 |
| Nam Ngiep 2 | Nam Ngiep | Mekong | 19°14′36″N 103°17′02″E / 19.243328°N 103.283818°E / 19.243328; 103.283818 (Nam Ngiep 2 HPP) | 2015 | 180 | 732 | 70.5 | | 163 | |
| Nam Ngiep 2B | Nam Ngiep | Mekong | 19°09′21″N 103°20′46″E / 19.155918°N 103.346031°E / 19.155918; 103.346031 (Nam Ngiep 2B HPP) | 2015 | 18 | 76 | | | | |
| Nam Ngiep 3A | Nam Ngiep | Mekong | 19°14′37″N 103°17′02″E / 19.243546°N 103.283913°E / 19.243546; 103.283913 (Nam Ngiep 3A HPP) | 2014 | 44 | 144 | 30 | 110 | 13.85 | 1.8 |
| Nam Ngum 1 | Nam Ngum | Mekong | 18°31′52″N 102°32′51″E / 18.531068°N 102.547577°E / 18.531068; 102.547577 (Nam Ngum 1 HPP) | 1971 | 315 | 1,455 | 70 | 468 | 4,700 | 370 |
| Nam Ngum 2 | Nam Ngum | Mekong | 18°45′19″N 102°46′35″E / 18.755374°N 102.776476°E / 18.755374; 102.776476 (Nam Ngum 2 HPP) | 2011 | 615 | 2,300 | 181.5 | 421 | 3,590 | 122.2 |
| Nam Ngum 5 | Nam Ngum | Mekong | 19°21′22″N 102°37′16″E / 19.356095°N 102.621196°E / 19.356095; 102.621196 (Nam Ngum 5 HPP) | 2012 | 120 | 507 | 104.5 | 258 | 314 | 14.6 |
| Nam Ou 1 | Nam Ou | Mekong | 20°05′18″N 102°15′55″E / 20.0883°N 102.265379°E / 20.0883; 102.265379 (Nam Ou 1 HPP) | 2019 | 160 | 710 | 65 | 442 | 89.1 | 9.56 |
| Nam Ou 2 | Nam Ou | Mekong | 20°24′42″N 102°28′22″E / 20.411698°N 102.472817°E / 20.411698; 102.472817 (Nam Ou 2 HPP) | 2016 | 120 | 546 | 55 | 352 | 121.7 | 15.7 |
| Nam Ou 3 | Nam Ou | Mekong | 20°41′43″N 102°39′55″E / 20.695251°N 102.665404°E / 20.695251; 102.665404 (Nam Ou 3 HPP) | 2020 | 150 | 685 | 72 | 340 | 168.6 | 13.26 |
| Nam Ou 4 | Nam Ou | Mekong | 21°07′13″N 102°29′39″E / 21.120153°N 102.494173°E / 21.120153; 102.494173 (Nam Ou 4 HPP) | 2020 | 116 | 524 | 47 | 300 | 124 | 9.37 |
| Nam Ou 5 | Nam Ou | Mekong | 21°24′41″N 102°20′39″E / 21.411349°N 102.344263°E / 21.411349; 102.344263 (Nam Ou 5 HPP) | 2016 | 240 | 1,049 | 74 | | 335 | 17.22 |
| Nam Ou 6 | Nam Ou | Mekong | 21°24′41″N 102°20′39″E / 21.411349°N 102.344263°E / 21.411349; 102.344263 (Nam Ou 6 HPP) | 2016 | 180 | 739 | 88 | | 409 | 17.01 |
| Nam Ou 7 | Nam Ou | Mekong | 22°04′40″N 102°15′52″E / 22.07779°N 102.264436°E / 22.07779; 102.264436 (Nam Ou 7 HPP) | 2020 | 190 | 811 | 147 | 825 | 1,494 | 38.16 |
| Nam Pha Gnai | Nam Pha Gnai | Mekong | 19°00′48″N 102°15′52″E / 19.013318°N 102.264436°E / 19.013318; 102.264436 (Nam Pha Gnai HPP) | 2016 | 19.2 | 130 | 65 | 148 | | 1.5 |
| Nam Phay | Nam Phay | Mekong | 19°06′34″N 102°45′27″E / 19.109357°N 102.757461°E / 19.109357; 102.757461 (Nam Phay HPP) | 2018 | 86 | 419.5 | | | | 18.92 |
| Nam San 3A | Nam San | Mekong | 19°07′45″N 103°39′42″E / 19.129193°N 103.661752°E / 19.129193; 103.661752 (Nam San 3A HPP) | 2016 | 69 | 278.4 | 75 | 350 | 123 | 8.5 |
| Nam San 3B | Nam San | Mekong | 19°05′08″N 103°37′12″E / 19.085633°N 103.619938°E / 19.085633; 103.619938 (Nam San 3B HPP) | 2015 | 45 | 198 | | | | |
| Nam Tha 1 | Nam Tha | Mekong | 20°14′58″N 100°53′33″E / 20.249467°N 100.892433°E / 20.249467; 100.892433 (Nam Tha 1 HPP) | 2018 | 168 | 759.4 | 93.7 | 349.2 | 1,755 | 113.9 |
| Nam Tha Had Muak | Nam Tha | Mekong | 20°14′34″N 100°42′44″E / 20.24264°N 100.712302°E / 20.24264; 100.712302 (Nam Tha 1 HPP) | 2022 | 37.5 | 102.67 | | | | |
| Nam Theun 1 | Nam Theun | Mekong | 18°21′24″N 104°08′53″E / 18.356733°N 104.148017°E / 18.356733; 104.148017 (Nam Theun 1 HPP) | 2022 | 650 | 2,561 | 177 | 771 | 2,772 | 93.6 |
| Nam Theun 2 | Nam Theun/Xe Bangfai | Mekong | 17°59′50″N 104°57′08″E / 17.997353°N 104.952306°E / 17.997353; 104.952306 (Nam Theun 2 HPP) | 2010 | 1,075 | 5,936 | 48 | 325 | 3,500 | 450 |
| Theun-Hinboun | Nam Theun | Mekong | 18°15′40″N 104°33′45″E / 18.261005°N 104.562525°E / 18.261005; 104.562525 (Theun-Hinboun Hydropower Plant) | 1998 | 220 | 1,645 | 48 | 810 | 1,300 | 49 |
| Theun-Hinboun Expansion Project | Nam Gnouang | Mekong | 18°17′50″N 104°38′10″E / 18.297248°N 104.636171°E / 18.297248; 104.636171 (Theun-Hinboun Expansion Project) | 2013 | 222 | 1,395 | 65 | 480 | 2,450 | 49 |
| Xayaburi | Mekong | Mekong | 19°15′14″N 101°48′49″E / 19.254006°N 101.813699°E / 19.254006; 101.813699 (Xayaburi HPP) | 2019 | 1,285 | 6,035 | 48 | 810 | 1,300 | 49 |
| Xe Kaman 1 | Xe Kaman | Mekong | 14°57′39″N 107°09′23″E / 14.960724°N 107.156336°E / 14.960724; 107.156336 (Xe Kaman 1 HPP) | 2018 | 290 | 1,096 | 120 | 185 | 4,804 | 149.8 |
| Xe Kaman 3 | Xe Kaman | Mekong | 15°25′31″N 107°21′45″E / 15.425194°N 107.362611°E / 15.425194; 107.362611 (Xe Kaman 3 HPP) | 2014 | 250 | 1,000 | 102 | 543 | 141.5 | 5.2 |
| Xe Kaman-Sanxay | Xe Kaman | Mekong | 14°53′20″N 107°07′02″E / 14.888908°N 107.117133°E / 14.888908; 107.117133 (Xe Kaman-Sanxay HPP) | 2018 | 32 | 131.2 | 28 | 180 | | 1.76 |
| Xe Lanong 1 | Xe Lanong | Mekong | 16°21′23″N 106°14′19″E / 16.356276°N 106.238749°E / 16.356276; 106.238749 (Xe Lanong 1 HPP) | 2020 | 70 | 269.9 | 67.5 | 302 | 953 | |
| Xepian-Xenamnoy | Xepian/Xenamnoy | Mekong | 15°01′34″N 106°37′39″E / 15.026115°N 106.627369°E / 15.026115; 106.627369 (Xepian-Xenamnoy HPP) | 2019 | 427 | 1,788 | 73 | 1,600 | 1,043 | 50.6 |
| Xe Nam Noy - Xe Katam | Xenamnoi/Xekatam | Mekong | 15°07′05″N 106°37′00″E / 15.117928°N 106.616688°E / 15.117928; 106.616688 (Xepian-Xenamnoy HPP) | 2016 | 20.1 | 83 | | | | |
| Xeset 1 | Xeset | Mekong | 15°29′31″N 106°16′43″E / 15.49200°N 106.27867°E / 15.49200; 106.27867 (Xeset 1 HPP) | 1994 | 45 | 154 | 18 | 124 | | |
| Xeset 2 | Xeset | Mekong | 15°24′14″N 106°16′49″E / 15.403775°N 106.280332°E / 15.403775; 106.280332 (Xeset 1 HPP) | 2009 | 76 | 309 | 26 | 144 | | |
| Xeset 3 | Xe Don | Mekong | 15°20′32″N 106°18′40″E / 15.342113°N 106.31115°E / 15.342113; 106.31115 (Xeset 3 HPP) | 2017 | 23 | 80 | 11 | | | 1.3 |