Question: How many islands constitute the country that houses pumped-storage hydroelectric power station Okutataragi Pumped Storage Power Station ?

text: List of pumped-storage hydroelectric power stations
Pumped-storage hydroelectric power stations larger than 1000 MW capacity
The upper reservoir of the Markersbach PSPS Dam of Siah Bishe Pumped Storage Power Plant The Tumut-3 Hydroelectric Power Station The upper Minamiaiki Dam of the Kannagawa Hydropower Plant Castaic Power Plant Main pump-generator hall of Vianden Pumped Storage Plant Upper reservoir for Coo-Trois-Ponts PSPS Goldisthal Pumped Storage Station Mingtan Dam The table below lists currently operational power stations . Some of these may have additional units under construction , but only current installed capacity is listed .
The following page lists all pumped-storage hydroelectric power stations that are larger than 1,000 MW in installed generating capacity, which are currently operational or under construction. Those power stations that are smaller than 1,000 MW, and those that are decommissioned or only at a planning/proposal stage may be found in regional lists, listed at the end of the page.
Station Country Location Power Capacity ( MW )
Bath County Pumped Storage Station United States 38°12′32″N 79°48′00″W / 38.20889°N 79.80000°W / 38.20889 ; -79.80000 ( Bath County Pumped Storage Station ) 3,003
Huizhou Pumped Storage Power Station China 23°16′07″N 114°18′50″E / 23.26861°N 114.31389°E / 23.26861 ; 114.31389 ( Huizhou Pumped Storage Power Station ) 2,448
Guangdong Pumped Storage Power Station China 23°45′52″N 113°57′12″E / 23.76444°N 113.95333°E / 23.76444 ; 113.95333 ( Guangzhou Pumped Storage Power Station ) 2,400
Okutataragi Pumped Storage Power Station Japan 35°14′12″N 134°51′23″E / 35.23667°N 134.85639°E / 35.23667 ; 134.85639 ( Okutataragi Pumped Storage Power Station ) 1,932
Ludington Pumped Storage Power Plant United States 43°53′37″N 86°26′43″W / 43.89361°N 86.44528°W / 43.89361 ; -86.44528 ( Ludington Pumped Storage Power Plant ) 1,872
Tianhuangping Pumped Storage Power Station China 30°28′13″N 119°36′21″E / 30.47028°N 119.60583°E / 30.47028 ; 119.60583 ( Tianhuangping Pumped Storage Power Station ) 1,836
Tumut-3 Australia 35°36′42″S 148°17′29″E / 35.61167°S 148.29139°E / -35.61167 ; 148.29139 ( Tumut 3 Hydroelectric Power Station ) 1,800
Grand'Maison Dam France 45°12′21″N 06°07′01″E / 45.20583°N 6.11694°E / 45.20583 ; 6.11694 ( Grand Maison Dam ) 1,800
La Muela II Pumped Storage Power Station Spain 39°14′20″N 0°55′41″W / 39.23889°N 0.92806°W / 39.23889 ; -0.92806 ( La Muela II Pumped Power Station ) 1,772
Dinorwig Power Station United Kingdom 53°07′07″N 04°06′50″W / 53.11861°N 4.11389°W / 53.11861 ; -4.11389 ( Dinorwig Power Station ) 1,728
Raccoon Mountain Pumped-Storage Plant United States 35°02′55″N 85°23′48″W / 35.04861°N 85.39667°W / 35.04861 ; -85.39667 ( Raccoon Mountain Hydroelectric Power Station ) 1,652
Mingtan Pumped Storage Hydro Power Plant Taiwan 23°50′11″N 120°52′04″E / 23.83639°N 120.86778°E / 23.83639 ; 120.86778 ( Mingtan Dam ) 1,602
Okukiyotsu Pumped Storage Power Station ( 1 & 2 ) Japan 36°50′37.00″N 138°45′58.00″E / 36.8436111°N 138.7661111°E / 36.8436111 ; 138.7661111 ( Okukiyotsu Pumped Storage Power Station ) 1,600
Castaic Power Plant United States 34°35′14″N 118°39′23″W / 34.58722°N 118.65639°W / 34.58722 ; -118.65639 ( Castaic Power Plant ) 1,566
Liyang Pumped Storage Power Station China 31°14′17″N 119°22′35″E / 31.23806°N 119.37639°E / 31.23806 ; 119.37639 ( Liyang Pumped Storage Power Station ) 1,500
Xianju Pumped Storage Power Station China 28°40′09″N 120°25′19″E / 28.66917°N 120.42194°E / 28.66917 ; 120.42194 ( Xianju Pumped Storage Power Station ) 1,500
Okumino Pumped Storage Power Station Japan 35°44′19″N 136°40′15″E / 35.73861°N 136.67083°E / 35.73861 ; 136.67083 ( Shimogo Pumped Storage Power Station ) 1,500
Linth-Limmern Pumped Storage Station Switzerland 46°51′00″N 9°0′03″E / 46.85000°N 9.00083°E / 46.85000 ; 9.00083 ( Linth-Limmern Pumped Storage Power Station ) 1,480
Chaira Hydropower Cascade Bulgaria 42°09′32″N 23°52′15″E / 42.15889°N 23.87083°E / 42.15889 ; 23.87083 ( Chaira Hydro Power Plant ) 1,455
Sardar Sarovar Dam India 21°49′49″N 73°44′50″E / 21.83028°N 73.74722°E / 21.83028 ; 73.74722 ( Sardar Sarovar Dam ) 1,450