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P. Jokiel and P. Tomalski
Table 10.3
Average measures of flow seasonality in the Vistula
No Water gauge
Basin area A [km 2
] River length
L [km]
Mean flow
[m 3
·s −1
]
Range of data Mean TPO
Mean GMO Mean IS Mean PK
Day Date
Day Date
1
Skoczów
296.7
35.1
6.0
1951–2016
179 28 Apr
13.7
30.7
175 24 Apr
2
Goczałkowice
738.1
68.4
8.8
1951–2016
194 13 May 14.5
31.8
182 1 May
3
Nowy Bieru´ n
1747.7
109.8
21.1
1951–2016
180 29 Apr
11.6
22.5
170 19 Apr
4
Jagodniki
12,058.2
259.3
129.0
1951–2016
181 30 Apr
10.8
22.4
178 27 Apr
5
Szczucin
23,900.6
300.3
234.2
1951–2016
186 5 May
10.8
24.7
184 3 May
6
Sandomierz
31,846.5
374.6
293.7
1971–2016
182 1 May
10.9
25.4
180 29 Apr
7
Zawichost
50,731.8
393.8
425.6
1951–2016
175 24 Apr
11.1
27.0
165 14 Apr
8
Annopol
51,518.1
404.6
431.1
1951–2016
175 24 Apr
11.0
26.3
165 14 Apr
9
D˛ eblin
68,234.3
499.2
499.3
1951–2016
175 24 Apr
10.6
24.7
163 12 Apr
10
Warszawa Nad.
84,540.5
610.3
547.1
1951–2016
173 22 Apr
10.4
23.7
167 16 Apr
11
K˛ epa Polska
168,956.1
712.7
927.0
1969–2016
167 16 Apr
10.0
23.0
153 2 Apr
12
Włocławek
172,389.2
785.6
914.8
1961–2016
166 15 Apr
10.2
24.0
153 2 Apr
13
Toru´ n
181,033.4
840.2
972.3
1951–2016
166 15 Apr
10.2
23.9
154 3 Apr
14
Tczew
194,376.0
1,014.8
1,058.8
1951–2016
167 16 Apr
10.1
23.4
156 5 Apr
Explanations: TPO – half-flow date; GMO – seasonality coefficient; IS – seasonality index; PK – concentration date