Items Usage | Langelier Saturation Index | Corrosivity Index | |||
Safe | Unsafe | Safe zone | Unsafe zone | ||
Jun. (n = 206) | Agricultural | 32 | 3 | 31 | 4 |
Living | 87 | 1 | 68 | 20 | |
Drinking | 81 | 2 | 70 | 13 | |
Sum. | 200 | 6 | 169 | 37 | |
(%) | 97.1 | 2.9 | 82.0 | 18.0 | |
Jul. (n = 33) | Agricultural | 10 | 0 | 10 | 0 |
Living | 13 | 1 | 12 | 2 | |
Drinking | 9 | 0 | 7 | 2 | |
Sum. | 32 | 1 | 29 | 4 | |
(%) | 97.0 | 3.0 | 87.9 | 12.1 | |
Sep. (n = 194) | Agricultural | 32 | 2 | 32 | 2 |
Living | 91 | 0 | 80 | 11 | |
Drinking | 66 | 0 | 62 | 4 | |
Industrial | 3 | 0 | 2 | 1 | |
Sum. | 189 | 2 | 176 | 18 | |
(%) | 97.4 | 2.6 | 90.7 | 9.7 | |
Oct. (n = 33) | Agricultural | 3 | 0 | 3 | 0 |
Living | 14 | 0 | 10 | 4 | |
Drinking | 15 | 1 | 15 | 1 | |
Sum. | 32 | 1 | 28 | 5 | |
(%) | 97.0 | 3.0 | 84.9 | 15.1 | |
Nov. (n = 17) | Agricultural | 1 | 0 | 1 | 0 |
Living | 8 | 1 | 7 | 2 | |
Drinking | 5 | 2 | 6 | 1 | |
Sum. | 14 | 3 | 14 | 3 | |
(%) | 82.4 | 17.6 | 82.4 | 17.6 | |
Usage (n = 483) | Agricultural | 78 | 5 | 77 | 6 |
Living | 213 | 3 | 177 | 39 | |
Drinking | 176 | 5 | 160 | 21 | |
Industrial | 3 | 0 | 2 | 1 | |
Sum. | 470 | 13 | 416 | 67 | |
(%) | 97.3 | 2.7 | 86.1 | 13.9 |