Pend Oreille River, Lot 7, 147.6' frontage, community water & sewer, public paved roads. Welcome to Whisper Point Development on the Pend O'Reille River. The Pend Oreille River is 130 miles long originating from Lake Pend Oreille near Newport flowing northwesterly until it joins the Columbia River in southeastern British Columbia, Canada. The Pend Oreille River Valley, located in northeastern Washington, is home to abundant wildlife and offers natural, historical, cultural, and scenic points.