Date post: | 31-Dec-2015 |
Category: |
Documents |
Upload: | george-godfrey-murphy |
View: | 216 times |
Download: | 1 times |
Water quality determination Kuruvunga springsCatalina Marambio JonesSEE-LA GK12 programMarch 20th, 2013
Common water quality parameters
• Temperature• pH• Alkalinity• Hardness• Turbidity• Dissolved oxygen• Nutrients• Coliform bacteria
pH
Alkalinity
HardnessClassification hardness in mg/L
Soft 0–60
Moderately hard 61–120
Hard 121–180
Very hard ≥ 181
Turbidity
Turbidity
Dissolved oxygen
Nutrients: nitrogen and phosphorus
Nutrients: nitrogen and phosphorus
3 min think, pair, share
Please answer:• What is alkalinity?
• Dissolved oxygen concentration increases, decreases or stays the same as the water temperature decreases?
• What causes eutrophication?
Kuruvunga springs
THANKS!