Nutrients

The USGS Nebraska Water Science Center has been collecting groundwater quality samples in cooperation with the Papio-Missouri River Natural Resources District (NRD) since 1992 in support of the NRD's groundwater management plan. The basic geochemistry and age of the groundwater was established. Well waters are sampled yearly throughout the NRD to monitor the resource and assess concentrations of...

We are providing monitoring assistance related to the construction of off-channel aquatic habitat (such as chutes) along the Missouri River. This construction is currently done using a hydraulic dredge to excavate floodplain material. The dredge slurry is discharged into the main channel of the Missouri River. The potential impacts on nutrient and sediment levels in the river from this practice...