I'm sure it's being taxed since it's a waterfall pump and likely intended to be free flowing. Its rated for just under 32k gph and intended for 24hr use. Right now I'm only using it during the day (and not everyday currently) and running the bottom system at night.

.10 surface acre pond, 10.5 foot deep. SW LA. The epitome of a mutt pond. BG, LMB, GSF, RES, BH, Warmouth, Longear Sunfish, Gambusia,Mud Minnows, Crappie, and now shiners!!...I subscribe!!