schoool
Volume: 24000 Gallons
Build Type: Plaster
175
CH
1.16
CSI
2 gal of Liquid Chlorine • 10%
0.0
FC
9.0
pH
50
TA
200
CH
40
CYA
86 °F
TEMP
0.95
CSI
pool sat without power til now
7.3
pH
-0.24
CSI
1.25 gal of Liquid Chlorine • 10%
0.5
FC
1.5
CC
8.2
pH
90
TA
275
CH
30
CYA
88 °F
TEMP
0.65
CSI
sooooooo, Beryl (2 wks ago) knocked out power line that fed pool pump. The pool is vivid green. I've fished out branches and some leaves.
64 oz of 31.45% (20º Be) Muriatic Acid
1.25 oz of Liquid Chlorine • 10%
* Added 6 tablets in a floater near overflow drain, which had algae in concrete cracks
6.0
FC
91 °F
TEMP
-0.01
CSI
Brushed
Filter Pressure:14
Flow Rate:100
1.5 gal of Liquid Chlorine • 10%
2.0
FC
7.6
pH
88 °F
TEMP
-0.03
CSI
6.0
FC
0.0
CC
88 °F
TEMP
-0.13
CSI
Brushed
Filter Pressure:14
Flow Rate:100
1 gal of Liquid Chlorine • 10%
2.5
FC
7.5
pH
86 °F
TEMP
-0.14
CSI
* 1" of rain
3.5
FC
0.0
CC
7.5
pH
70
TA
300
CH
30
CYA
87 °F
TEMP
-0.14
CSI
Vacuumed Brushed
Filter Pressure:13
Flow Rate:100
0.5 gal of Liquid Chlorine • 10%
* rain gauge shows 1.5" for the rains last Friday. Adjusting for evaporation, I figure it was close to 3". * pool level down to 1/4" above overflow grate
2.0
FC
7.6
pH
86 °F
TEMP
-0.08
CSI
Vacuumed
* Big bottles of reagents froze in the back of the fridge - R-0013 (2x), R-0012
3.5
FC
0.0
CC
7.7
pH
70
TA
275
CH
78 °F
TEMP
-0.06
CSI
* 2" of rain * seeming algae around lights
* 1" of rain * some algae (2 walls, step corners, some waterline tiles) * Added four 3" chlorine tablets, three in the floater, one in dummy drain cavity
9.0
FC
0.0
CC
7.5
pH
70
TA
325
CH
30
CYA
86 °F
TEMP
-0.11
CSI
Brushed
Filter Pressure:12
Flow Rate:90
2.5 gal of Liquid Chlorine • 10%
0.5
FC
7.7
pH
0.17
CSI
6.5
FC
0.5
CC
7.7
pH
0.11
CSI
Brushed
Filter Pressure:14
Flow Rate:80
0.3 gal of 31.45% (20º Be) Muriatic Acid
1.0
FC
7.8
pH
80
TA
325
CH
30
CYA
88 °F
TEMP
0.27
CSI
* evaporated 3-4" of water. * 1" of rain
1.5 gal of Liquid Chlorine • 10%
0.5
FC
7.8
pH
88 °F
TEMP
0.06
CSI
4.5
FC
0.06
CSI
1.5 gal of Liquid Chlorine • 10%
0.0
FC
7.5
pH
65
TA
275
CH
40
CYA
82 °F
TEMP
-0.29
CSI
* 1" of rain
4.0
FC
0.5
CC
7.4
pH
84 °F
TEMP
-0.45
CSI
Vacuumed
Filter Pressure:14
Flow Rate:100
* Rainstorms over the weekend. Today rain gauge shows 4". * Last Friday, trees around the pool were trimmed. Today, I removed several largish branches from the pool.
1.0
FC
0.0
CC
8.0
pH
60
TA
250
CH
40
CYA
85 °F
TEMP
0.14
CSI
4" of rain and lots of dirt from recent storm
0.5 gal of 31.45% (20º Be) Muriatic Acid
4.0
FC
0.5
CC
8.2
pH
70
TA
275
CH
40
CYA
84 °F
TEMP
0.45
CSI
Vacuumed Brushed
7.5
pH
-0.12
CSI
0.5 gal of 31.45% (20º Be) Muriatic Acid
7.0
FC
0.5
CC
8.4
pH
80
TA
300
CH
30
CYA
82 °F
TEMP
0.77
CSI
0.5 gal of 31.45% (20º Be) Muriatic Acid
7.5
FC
0.5
CC
7.9
pH
76 °F
TEMP
0.12
CSI
Cleaned Filter
Filter Pressure:14
Flow Rate:110
* flow rate on skimmers only is 90 gpm, filter pressure 9psi
9.5
FC
0.5
CC
7.7
pH
70
TA
275
CH
30
CYA
76 °F
TEMP
-0.08
CSI
* 1" of rain today * Added 2" of water yesterday, before the storm * Resuming filter cleaning: adding DE to the filter * I'll add DE slowly and let pump run on skimmers only at least 30 minutes
* thunderstorm interrupted filter reloading * turned off pumps at the breaker
Vacuumed Backwashed Cleaned Filter
14.0
FC
1.0
CC
7.8
pH
78 °F
TEMP
0.04
CSI
* 1/4" in rain gauge * water level 2" lower than Friday
17.0
FC
0.5
CC
40
CYA
-0.13
CSI
1 gal of Liquid Chlorine • 10%
13.5
FC
0.5
CC
-0.11
CSI
* Scrubbed and pressure-washed drain cavities * Placed chlorine tablet into dummy drain box * Brushed sides, floor, rope anchor recesses, skimmer inlets, light housing cavities. * Using picks, dug out several pinpoint algae incursions in the concrete
*Apparently, I've met all requirements to finish SLAM, as I expected * I'll keep SLAMing for one more full day, just to be sure
15.0
FC
0.5
CC
30
CYA
-0.11
CSI
16.0
FC
0.5
CC
-0.08
CSI
Vacuumed Brushed
2.5 gal of Liquid Chlorine • 10%
* After I have refilled CYA reagent on Monday, it shows much lower CYA levels than before. But with FC=7 and no rain, can I lose CYA? * So I used CYA=40 for SLAM level calculations
7.0
FC
0.5
CC
7.6
pH
70
TA
300
CH
20
CYA
79 °F
TEMP
-0.08
CSI
* Removed floor drain covers * Recently hosed dummy box had a lot of leaves, but no algae stains * Main drain box had obvious algae * Brushed both boxes
* Assuming pH comparator block goes by color hue, the water+R-0014 are red color that matches pH of 7.5. * However, recalibrated PH-80 reads 7.0
7.1
pH
75
TA
77 °F
TEMP
-0.59
CSI
* pool is full to the tops of tile ovals * air leak is better, but still there
4 lbs of Baking Soda
7.1
pH
-0.81
CSI
* calibrated pH meter
6.5
FC
0.0
CC
7.8
pH
50
TA
300
CH
40
CYA
76 °F
TEMP
-0.16
CSI
* about 1" of rain over weekend
7.7
pH
50
TA
-0.35
CSI
4 lbs of Baking Soda
7.6
pH
45
TA
-0.51
CSI
Vacuumed Brushed
Filter Pressure:14
Flow Rate:105
0.5 gal of 31.45% (20º Be) Muriatic Acid
13.5
FC
8.0
pH
60
TA
250
CH
40
CYA
75 °F
TEMP
0.05
CSI
* 3" of rain. Most of if went into overflow, I think.
* SLAM interrupted by stormy weather * Added floating home-made chlorine tablet dispenser * Laid one chlorine tablet over dummy drain.
0.5 gal of Liquid Chlorine • 10%
11.5
FC
0.0
CC
7.8
pH
60
TA
300
CH
35
CYA
77 °F
TEMP
-0.02
CSI
Vacuumed Brushed
Filter Pressure:22
Flow Rate:80
0.5 gal of 31.45% (20º Be) Muriatic Acid
13.5
FC
1.0
CC
-0.08
CSI
*** SLAM * DAY 2 ***