top < Observation Facilities in the Nagara River Basin

Conservation of River Environment

Location map of river basin

Location map of river basinObservation Facilities in the Nagara River Basin

Locations of Observation Facilities

Locations of Observation Facilities

Meteorological and Potamological Information
General MICOS
(Japan Weather Association)
FRICS
(Foundation of River Basin & Basin Integrated Communications)
Precipitation Radar rain-gauge
(Ministry of Land, Infrastructure and Transport)

Rain-gauge stations
(Owashi, Shirotori, Tochihora, Futamate, Hachiman, Nabi, Ueda, Nakagiri, Horado, Mino, Yukie, Dainota, Ushimaki, Kanzaki, Nishioguma, Kuzuhara, Seki, Chusetsu, Takatomi, Estuary barrage observation station)
River stage and flow rate River stage and flow rate gauging stations
(Inari, Ueda, Shimohorado, Mino, Taniguchi, Seki, Akutami, Nagara, Chusetsu, Furukawa Bridge, Sunomata, Nanno Ohashi, Nagara-Naruto, Nagara-Aburajima Tatsuta, Chikura, Barrage upstream left bank, Barrage upstream right bank, Barrage downstream left bank, Barrage downstream right bank, Yoshinomaru, Jonan, Hozumu, Majima)
Quality water Water quality observation stations:

Oyabu Bridge ("Yarb") 31.2 km point
(water temperature, pH, turbidity, electric conductivity, COD, dissolved oxygen, chlorophyl-a, T-P, T-N, cyanide ion)

Nanno Bridge ("Nanno") 28.4 km point

Tokai Bridge ("Tokai") 22.6 km point

Nagaragawa Bridge ("Nagara") 13.6 km point

Ise Bridge ("Ise") 6.4 km point

Ibi-Nagara Bridge ("Henna") 3.0 km point
(water temperature, pH, turbidity, COD, dissolved oxygen, chlorophyl-a, T-P, T-N, chloride ion concentration)

* COD, T-P and T-N not included at Tokai Bridge and   Nagaragawa Bridge

Jonan ("Joe") Ibi River 0.5 km point

Yatomi ("Tommy") Kiso River 8.7 km point
(water temperature, dissolved oxygen, chlorophyl-a, chloride ion concentration)

Chikura 9.0 km point
(chloride ion concentration)

Nagaragawa Estuary Barrage 5.4 km point
Upstream left bank (chloride ion concentration), upstream right bank (chloride ion concentration, turbidity, pH, dissolved oxygen), downstream left bank (chloride ion concentration)
Seismic Information
General General MICOS
(Japan Weather Association)
Acceleration Strong motion seismograph
(Management office, Barrage column [P9 hoist room, between gate columns, crest of barrage column, footing], surface, first gravel layer, second gravel layer)
Tsunami Wave recorder (Kamishima)
Wave recorder (Toba)