Water Pollution Self-Check Which pollutants are at toxic levels in the Harrison River?
Daily Concentrations of Water Pollutants in Harrison
River by Region (flow north to south)
A) Nitrates
B) Carbarnates
Region
Nitrates
Carbamates
C) Nitrates and carbamates
Northern Farmlands
15 mg/L
2 mg/L
16 mg/L
D) All pollutants are below toxic levels.
1 mg/L
Central Industrial
Complex
Harrison City
10 mg
0,02 mg/
8 mg
undetectable
Southern Ports and
Docks-Harrisburg
Toxic levels: Nirates > 10 mo'l Carbamates 0.04 mg/L.
2 dentes greater than or equal to.