My Tank Set-up -92 gallon corner tank
aqua c high performance in-sump skimmer
1-802 powerhead
4.5 inch sand bed
140 lbs live rock
Two days ago I did a 10% w/c, which i do every 7-10 days, and nitrates went from 10 to between 20-40. The tank has been up about 3 months. I just moved my powerhead...