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Summer 2016


2015 closing numbers:
20150822
8fc
0cc
7.4pH
100ta
120ch
85cya

20160415: 
Added 128 oz. 12.5% bleach and 7 trichlor tabs to arrest algae.
20160430: 
Opened pool.
+ ~2lbs. dichlor
Ran filter overnight.

2016 opening numbers:
20160501:
10am
13fc
0.5cc
pH7.4
1 drop 7.6
2 drops 8.0
TA 110
CH 130
CYA 80
56F, cloudy blue.
Brushed pool, turned green again.

for 15000 gallons
add 400 oz. 8.25% bleach or 61 oz. dichlor (for shock @31ppm)
add 231 oz. CaCl for CH
add 26 oz. borax for pH
will wait for pool to clear.

Foggy at 3pm
+3lbs 65% CalHypo 
(+15fc to 28fc?, +11CH to 141CH? +16 TA to 126TA?)
+7.5 lbs(120 oz.) CaCl (+41 CH to 182 CH?)
foamed up, brushed pool, still cloudy blue.

20160502:
9am
31.5fc
0.5cc
200 CH?
Brushed pool.

6pm
18.5 fc
1.0 cc
+3 x 121oz 8.25% bleach
Brushed pool.

9pm
44.5 fc? (oops 3x8ppm+18.5=42.5)
0.5 cc

20160503:
4pm
26 fc
0.5 cc
+121 oz. 8.25% bleach (+8.5ppm to 34.5 fc?)
Brushed pool, clearer cloudy blue.
Might see drain tommorrow?

20160504:
9pm
22.5 fc
0.5 cc
Can almost see the drain.
I'll check chlorine in the morning and if it passes let the chlorine drop to 10ppm and add the puck dispenser until the summer ends or the algae returns.
If it doesn't pass I'll put it back at 30ppm.

20160505:
19 fc (OCLT: 3.5 fc)
0 cc
pH 7.4
1 drop 7.6
2 drops 7.8
100ta
185ch
85cya
+16 fc ( to 35 fc 2x121 oz 8.25% bleach)

8pm
26.5 fc
0.0 cc

20160506:
9am
22.5 fc (OCLT: 4 fc)
0.5 cc
+121 oz. 8.25% clorox +8 fc to 30.5 fc?
do 50% water change over weekend?
need 6 lbs CalHypo? 6x121 oz. bleach.

9pm
22.5 fc
0.5 cc

20160507:
10am
19.0 fc (-2.5 fc OCLT)
0.5 cc
dumped 3/4 of water (down to bottom of label)

20160508:
11 am 
Full. Restarted pump.  Water looks blue greenish (algae?).
Added dichlor (1.5 lbs?) and pucks.

4pm
2.5 fc
0 cc
pH 7.0
2 drops 7.2
4 drops 7.4
6 drops 7.4
8 drops 7.8
120 ta
190 ch
0 cya

added 76 oz. borax
pH 8.0

20160509:
4pm
pH 8.0
added 12 oz. Sodium bisulfate.
8pm
added 12 oz. Sodium bisulfate.
20160510:
pH 7.8

20160515:
Dumped water and refilled pool.

20160605:
3.0 fc
0.5 cc
pH 8.0
1 drop 7.6
130 ta
180 ch
cya <30
+ 16 oz. sodium bisulfate (16oz. 13600 gallons pool math)
+ 5lbs/80oz  CaCl (129 oz, 13600 gallons pool math)

20160723:
been using trichlor all summer.
pool looks a bit cloudy and losing water due to leak in skimmer will drain ~50% water and silicone on monday 7/25.
75 cya
5.0 fc
0.25 cc
7.4 pH
4 drops 7.6
6 drops 7.8
110 ta
180 ch
added 24 oz. borax
15'x27'x4.5', 13600 gallon pool 
Tagelus TA60 sand filter

Recommended
http://www.troublefreepool.com/content/134-recommended-levels
with Bleach
FC 3-7 (See chart)
pH 7.5-7.8
TA 70-90+
CH 250-350 
CYA 30-50

CYA (Stabilizer)Minimum FCTarget FCShock FC
20*
2
3
10
30
2
4
12
40
3
5
16
50
4
6
20
60
5
7
24
70*
5
8
28
80*
6
9
31
90*
7
10
35
100*
7
12
39

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