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A validation study has been performed using the Soil and Water Assessment Tool (SWAT) model with data collected for the Upper Maquoketa River Watershed (UMRW), which drains over 16,000 ha in northeast Iowa. This validation assessment builds on a previous study with nested modeling for the UMRW that required both the Agricultural Policy EXtender (APEX) model(More)
Water quality goals for Iowa lakes were defined in 2006 by State Legislation (HF2782) making it mandatory that the delivery of phosphorus and sediment from the watershed be controlled before lake restoration begins. Water quality problems at Lake Darling are largely related to watershed loading of sediments and nutrients. Two types of restoration(More)
Water quality goals for Iowa lakes are defined in 2006 by State Legislation (HF2782) making it mandatory that the delivery of phosphorus and sediment from the watershed be controlled before lake restoration begins. Water quality problems at Green Valley Lake are largely related to watershed loading of sediments and nutrients. Two types of restoration(More)
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