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. 2011 Dec 27;40(8):836–856. doi: 10.1007/s13280-011-0207-8

Table 8.

Range for Theil slope estimates (Slope) for streamwater at the Swedish IM catchments excluding Gammtratten

Parameter	Slope streamwater
SO₄²⁻ μeq l⁻¹ year⁻¹	−7.8 to −6.8
pH-unit year⁻¹	0.007 to 0.013
ANC μeq l⁻¹ year⁻¹	2.2 to 4.7
IS mmol l⁻¹ year⁻¹	−0.013 to −0.008
Al_t μg l⁻¹ year⁻¹	−30 to <1
DOC mg l⁻¹ year⁻¹	0.1 to 0.2