NEPCO Lake WI is located just south of Wisconsin Rapids in Wood County and north of the Tri-Lakes area. Bloody Run Creek class trout stream flows in from the east and Fourmile Creek also known as Buena Vista Creek flows in from the north east into Nepco. It is split by State Road 13. On the west side is Nepco Lake Dam where the water flows into Buena Vista Creek, which is very short. The water goes under County Road Z into the Wisconsin River. The north section of the river here is considered Port Edwards Flowage and to the south section it is called the Nekoosa Flowage. According to the Wisconsin DNR (Wisconsin Department of Natural Resources) the lake is 496 acres with water quality is “moderately clear” a max depth of 29 feet deep and a mean depth of 10 ft with 95% of a sand bottom.
NEPCO Lake - https://thelandman.net/nepco-lake-wi.html