Complex sentence: As with most waterfalls, Wahclella does exhibit some seasonality of water flow; however, because Tanner Creek is sourced primarily by an underground spring, the flow is never dramatically affected by adverse weather.
Split into simpler sentences: As with most waterfalls, Wahclella does exhibit some seasonality of water flow. However, because Tanner Creek is sourced primarily by an underground spring, the flow is never dramatically affected by adverse weather.