10 Flow Seasonality in Two Big Polish Rivers – The Vistula …
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Table 10.2
Average measures of flow seasonality in the Oder
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
Chałupki
4,662.2
20.7
42.02
1951–2016
173 22 Apr 12.4
29.5
180 29 Apr
2
Krzy˙ zanowice
5,874.8
33.6
57.26
1956–2016
173 22 Apr 11.6
25.6
181 30 Apr
3
Racibórz-Miedonia
6,744.0
55.5
66.24
1951–2016
172 21 Apr 11.7
26.6
178 27 Apr
4
Malczyce
26,812.4
304.8
158.35
1971–2016
173 22 Apr 10.2
19.7
181 30 Apr
5
´
Scinawa
29,583.8
331.9
180.40
1951–2016
175 24 Apr 10.2
21.2
185 4 May
6
Nowa Sól
36,780.3
429.8
204.64
1971–2016
170 19 Apr 10.0
20.3
173 22 Apr
7
Cigacice
39,888.2
471.3
221.17
1951–2016
170 19 Apr 10.1
21.4
174 23 Apr
8
Poł˛ ecko
47,152.0
530.3
255.73
1951–2016
169 18 Apr 10.0
21.1
172 21 Apr
9
Słubice
53,382.0
584.1
302.17
1951–2016
167 16 Apr
9.8
20.8
169 18 Apr
10 Gozdowice
109,729.1
645.3
519.78
1951–2016
163 12 Apr
9.6
20.5
157 6 Apr
11 Widuchowa
110,524.3
701.8
535.36
1974–2016
162 11 Apr
9.5
20.3
154 3 Apr
Explanations: TPO – half-flow date; GMO – seasonality coefficient; IS – seasonality index; PK – concentration date