Piotrówka (Olsa)
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Piotrówka Petrůvka |
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 The Piotrówka in Marklowice Górne |
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| Data | ||
| location |
Silesian Voivodeship , Poland Moravskoslezský kraj , Czech Republic |
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| River system | Or | |
| Drain over | Olsa → Or → Stettiner Haff | |
| source | north of Cieszyn in Zamarski in the foothills of the Silesian Beskids 49 ° 46 ′ 45 ″ N , 18 ° 39 ′ 50 ″ E |
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| Source height | 348 m npm | |
| muzzle | opposite the Dětmarovice power station on the Polish-Czech border in the Olsa coordinates: 49 ° 54 ′ 41 ″ N , 18 ° 28 ′ 41 ″ E 49 ° 54 ′ 41 ″ N , 18 ° 28 ′ 41 ″ E |
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| Mouth height | 208 m npm | |
| Height difference | 140 m | |
| Bottom slope | 4.5 ‰ | |
| length | 31 km | |
| Catchment area | 146.52 km² | |
| Drain |
MQ |
1.27 m³ / s |
The Piotrówka (Polish) or Petrůvka (Czech) is a right tributary of the Olsa in Poland and the Czech Republic .
course
The Piotrówka rises on the southwestern edge of the village Zamarski in the foothills of the Silesian Beskids in Poland. Your course first leads past Pastwiska (Pikiety) to the west and turns north at Zamarski (Rudów). Via Hażlach (Czuchów, Górski, copyc), Kończyce Wielkie (Babilon, Centrum, Drzewaniec, Stawiska), Kończyce Małe (Ulica, Karolinka, Zagrodniki), the river Zebrzydowice (Kotucgrz and Kisielów joins the largest tributary), . Then the Piotrówka changes its course to the northwest and flows through Marklowice Górne . Then the river reaches Czech territory and is called Petrůvka. Dolní Marklovice, Pustky and Petrovice u Karviné follow along its course . On its lower reaches, the Petrůvka takes an easterly direction and forms the border between Poland and the Czech Republic below the Urbančík ponds over a length of 6.2 kilometers. On the Polish side there are Skrbeńsko and Podlesie, on the left in the Czech Republic Dolany and Závada. After 31 kilometers the Piotrówka / Petrůvka flows into the Olsa opposite the Dětmarovice power plant .
Its catchment area is 146.52 km², of which 136.4 km² are on Polish territory. 2930 people live in the Czech catchment area.
Tributaries
- Lutnia (r), copy c
- Wschodnica (l), Kończyce Wielkie
- Kaczor (l), Kończyce Małe
- Pielgrzymówka (r), Zebrzydowice Górne
- Petrůvka (l), Zebrzydowice Dolne
- Zimný důl (l), Petrovice u Karviné
- Olšinka (l), Závada
