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Wetland Resources of Eastern South Dakota

Appendix D

Appendix D6. Basin area (ha) and number by water regime in eastern South Dakota physiographic regions, and the percent of the region covered by that basin type.

	Temporary			Seasonal			Semipermanent^a			Permanent^a
Region	Number	Hectares	%	Number	Hectares	%	Number	Hectares	%	Number	Hectares	%
Minnesota-Red River Lowland	22,302	6,354.4	1.95	9,034	6,174.3	1.90	2,885	9,480.8	2.91	67	12,986.4	3.99
Prairie Coteau	93,232	29,332.5	1.18	84,020	42,999.9	1.73	25,689	106,420.6	4.29	607	57,066.0	2.3
Missouri River Floodplain	1,266	1,702.2	1.82	648	1,336.7	1.43	194	875.8	0.94	8	402.4	0.43
James River Lowland	275,078	78,642.3	2.63	147,425	102,687.1	4.14	24,203	91,166.9	3.67	334	18,887.3	0.63
Lake Dakota Plain	29,818	13,426.2	2.53	10,818	10,325.1	1.95	2,222	14,576.3	2.75	43	6,123.6	1.16
Missouri Coteau	95,459	28,292.8	1.21	81,001	59,842.5	2.57	18,443	67,476.5	2.89	421	19,959.9	0.64
Pierre Hills	3,224	1,792.0	0.43	1,753	1,072.8	0.25	2,624	3,257.6	0.79	101	70,996.2	17.14

^aNatural basins, basins due to dugouts or other excavations, and impoundments.

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