Nera (Danube) basin and it is not navigable. After the filling of the artificial Lake Đerdap, as a result of the Iron Gate I Hydroelectric Power Station which was finished in 1972, the mouth of the river into the Danube was flooded. In order to allow the optimal electricity production, the water level of the Nera at the mouth should not go below , while it must not exceed it if the flooding of the banks is to be avoided. Since the mid-1990s, there are significant problems in fixing the river's level, as the process is costly and complicated. In 2018, representatives
Citizens United to Protect the Maurice River and Its Tributaries, Inc. Arts Program or Special. Their mission reads: CU’s work in the Maurice River watershed typically begins geographically at Willow Grove Lake and continues south; the South Jersey Land and Water Trust begins its work in the vicinity of Willow Grove Lake and extends northward to the headwaters of Scotland Run. The Maurice River watershed has a drainage of and runs south through Cumberland County, New Jersey to the Delaware Bay. The major tributaries of the Maurice River include Scotland Run, Menantico Creek, Muskee Creek, Muddy Run, and the Manumuskin River. On December 1, 1993, President Bill Clinton signed a congressional