Table 1.

Trend analysis results and of recharge and the lower and upper limits of the 95% confidence interval in different Iranian basins and across the country

Basin	Sen’s slope (L)	Significant level (p value)	Lmin95	Lmax95
Sirjan	−0.485	≤0.01	−0.682	−0.185
Atrak	0.027	>0.05	−0.075	0.164
Aras	−0.334	≤0.01	−0.531	−0.131
South Baluchestan	0.188	≤0.01	0.004	0.264
Sedij	0.558	≤0.05	0.102	0.895
Jarrahi	0.295	>0.05	−0.272	0.873
Helleh	−0.496	≤0.05	−0.804	−0.036
Lake Urmia	−0.183	>0.05	−0.459	0.057
Salt Lake	−0.804	≤0.05	−1.708	−0.136
Haraz	−2.423	≤0.001	−2.880	−1.721
Anzali	1.931	≤0.001	1.058	2.433
Sefid-roud	−0.455	>0.05	−1.414	0.083
Bakhtegan	−2.907	≤0.01	−4.349	−1.466
Gorgan	−3.003	≤0.05	−6.193	−0.628
Qareghom	0.252	>0.05	−0.324	0.604
Great Karoon	−10.297	≤0.001	−13.520	−8.088
Karkheh	−2.135	≤0.01	−3.513	−1.039
Mehran	−0.162	>0.05	−0.333	0.209
Saghand Desert	−0.115	>0.05	−0.485	0.127
Siahkooh Desert	−0.510	≤0.001	−0.699	−0.343
Lut Desert	−0.051	≤0.01	−0.077	−0.018
Central Desert	−0.660	≤0.001	−0.894	−0.384
Gavkhouni	−3.955	≤0.001	−5.148	−2.768
West Boundary River	0.490	>0.05	−0.459	1.165
Karian	−0.99	≤0.05	−1.360	−0.224
Patargan	−0.01	>0.05	−0.082	0.223
Hamun	0.23	>0.05	−0.111	0.745
Hamun Mashkil	0.10	>0.05	−0.074	0.266
Hirmand	0.03	>0.05	−0.004	0.054
Qaresou	−1.56	≤0.05	−2.957	−0.354
Iran	−3.83	≤0.001	−4.240	−2.682

L_min95 and L_max95 are the lower and upper limits of the 95% confidence interval of calculated Sen’s slope (L), respectively.