Tumcha is a river in the southwest of the Murmansk region of Russia . It flows through the territory of Kandalaksha district . It falls into Tumchozero .
| Tumcha | |
|---|---|
 Left Threshold Duct Hat | |
| Characteristic | |
| Length | 16 km |
| Pool | 5,240 km² |
| Water consumption | 50 m³ / s (mouth) |
| Watercourse | |
| Source | river confluence: Kutsaioki and Tuntsaioki |
| • Coordinates | |
| Mouth | Job reservoir |
| • Location | Tumchozero |
| • Height | 72 m |
| • Coordinates | |
| Location | |
| Water system | Job reservoir → Kovda → White Sea |
| A country |
|
| Region | Murmansk region |
| Area | Kandalaksha District |
| HWR code | |
 - source  - mouth | |
The length is 16 km [2] . The basin area is 5240 km² [3] . Width 20-60 m .
Formed by the confluence of the Kutsaioki and Tuntsayoki rivers. It flows through a forest, marshy area. The river is not navigable, has rapids and shivers . It falls into Tumchozero (part of the Iovsk reservoir ) in its western part. Water consumption about 25 m³ / s at the source and about 50 m³ / s at the mouth . There are no settlements on the river. Nearest settlements: Zarechensk village and Alakurtti village.
Water tourists often cross this river after passing Kutsaioki or Tuntsaioki. Normal travel time to last ½ threshold is 1 day.
Often the Tuntsayoki River is mistakenly called Tumcha.
List of Major Obstacles
- Threshold Cornice - 4 K. [4] [5]
- Threshold of the Snake - 2+ c. [6]
- Threshold Hat - 3 K.
Topographic maps
- 1:50 000 - Map sheet Q-36-37-C, D. , Map sheet Q-36-38-C, D. , Map sheet Q-36-50-A, B.
- 1: 100,000 - Map sheet Q-36-37.38 Alakurtti . Scale: 1: 100,000. Status of the area for 1970. 1973 edition, Map sheet Q- 36-49.50 Tumcha Forest Site . Scale: 1: 100,000. 1981 edition.
- Map sheet Q-36-VII, VIII Zarechensk . Scale: 1: 200 000. Indicate the date of issue / condition of the area .
- Map sheet Q-35-XIII, XIV .
- 1: 500,000 - Map sheet Q-36-A, B.
- 1: 1,000,000 - Map sheet Q-35,36 .
Notes
- ↑ Surface Water Resources of the USSR: Hydrological Understanding. T. 2. Karelia and the North-West / ed. E.N. Tarakanova. - L .: Gidrometeoizdat, 1965 .-- 700 p.
- ↑ Google Maps Data
- ↑ State Water Register . Tumcha . textual.ru . Ministry of Natural Resources of Russia (March 29, 2009). Date of treatment December 20, 2018. Archived March 29, 2009.
- ↑ Afanasenkov, Mikhail Technical description of the water route along the river. Tumcha (1994). - Lotsiya and technical description. Date of treatment March 22, 2011. Archived March 2, 2012.
- ↑ Categories of difficulty passing thresholds are given for catamarans, for kayaks, difficulty is 1 higher.
- ↑ Afanasenkov, Mikhail Lotsiya on the river. Tumcha (1995). Date of treatment March 22, 2011. Archived March 2, 2012.