just did my test and here are the numbers,we have had alot of rain the last 4 days,water is clear but notice brown stuff on botton of pool.Is there anything to do now other than vacuuming.The PH color of 7.8 doesnt really match but doesnt match the 7.5 so it somewhere between 7.5 and 7.8
thanks.

FC-2
CC-0
TC-2
PH- 7.8
ALK-180
CA-30