o and water i let it sit out and i use this stuff for my fish tank to clean it and our citys water is 6.42 but has gone up to 7 before
Water Quality Parameter Units City of Calgary Drinking Water (< or
< means not detected)
Limit
a Major Source
Basic Water Chemistry Colour
TCU
b
< 2
< 15 (A)
e
Erosion of natural deposits in watershed
Hardness as CaCO3
mg/L
140 - 259
< 500 mg/L
e
Erosion of natural deposits in watershed
pH
6.42 - 8.12
6.5 - 8.5
e
Influenced by the dissolved minerals in the water and water treatment
Temperature
°C
1.0 - 19.6
< 15 °C
e
Surface-water temperature
Total dissolved solids
mg/L
147 - 302
< 500
e
Erosion of natural deposits in watershed
Turbidity
NTU
c
0.04 - 0.51
< 1.0
Suspended particles in solution
Inorganic Substances Aluminum
mg/L
0.028 - 0.445
0.1
f
Plant treatment
Arsenic
mg/L
< 0.0005
< 0.01
Erosion of natural deposits in watershed
Barium mg/L 0.0373-0.0804 1.0 Plant Treatment Cadmium
mg/L
< 0.0005
0.005
Erosion of natural deposits in watershed
Calcium
mg/L
37 - 70
No limit
Erosion of natural deposits in watershed
Free Chlorine residual
mg/L
0.85 - 1.97
> 0.2
Plant treatment
Chromium
mg/L
< 0.0005 - 0.0014
0.05
Erosion of natural deposits in watershed
Copper
mg/L
< 0.005 - 0.0032
< 1.0
e
Erosion of natural deposits in watershed
Fluoride
mg/L
<0.61 - 0.73
1.5
Naturally occurring plus plant treatment
Iron
mg/L
< 0.05
< 0.3
e
Erosion of natural deposits in watershed
Lead
mg/L
< 0.005 - 0.0007
0.01
Erosion of natural deposits in watershed
Magnesium
mg/L
11-20
No limit
Erosion of natural deposits in watershed
Manganese mg/L <0.0005 - 0.0021
<0.05 Erosion of natural deposits in watershed Mercury
mg/L
< 0.00005
0.001
Erosion of natural deposits in watershed
Nickel
mg/L
< 0.0005 - 0.0011
No limit
Erosion of natural deposits in watershed
Nitrite + Nitrate as Nitrogen mg/L 0.022 - 0.21 10 Erosion of natural deposits in watershed Potassium
mg/L
0.40 - 1.0
No limit
Erosion of natural deposits in watershed
Sodium
mg/L
1.9 - 7.6
< 200
e
Erosion of natural deposits in watershed
Sulfate mg/L 37 - 79 Zinc
mg/L
< 0.002 - 0.006
< 5.0
e
Erosion of natural deposits in watershed
Microbiological Organisms E. coli
MPN/100 mL
d
< 1
0
Domestic animals, wildlife and human waste
Total coliform
MPN/100 mL
d
< 1
0
Soil, domestic animals, and wildlife
Giardia
Cysts/100 L
< 1
No limit
Domestic animals, wildlife, and human waste
Cryptosporidium
Oocysts/100 L
< 1
No limit
Domestic animals, wildlife, and human waste
Treated Water in Distribution System Volatile Organic Substances Total Trihalomethanes
i
mg/L
0.0231
0.1
By-product of chlorination
Microbiological Organisms E. coli i
MPN/100 ml
d
< 1
0
j
Domestic animals, wildlife, and human waste
Total coliforms
i
MPN/100 ml
d
< 1
0
j
Soil, domestic animals, and wildlife