Data Summary: Lake Ontario
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| Lake Name |
Lake Ontario |
Photo : A. Kurata |
| Site Name |
NAM-07 |
| State |
Ontario, Canada; and New York, U.S.A. |
| Country |
Canada and U.S.A. |
| Latitude |
43:4N |
| Longitude |
78:0W |
| Altitude [m] |
75 |
| Surface area [m2] |
19,009,000,000 |
Volume [m3] |
1.64E+12 |
| Maximum depth [m] |
224 |
Water level control |
Unregulated |
| Normal range of annual water level fluctuation[m] |
- |
Length of shoreline [m] |
1,161,000 |
| Residence time [yr] |
7.9 |
Catchment area [m2] |
75,272,000,000 |
| Hours of bright Sunshine [hr yr-1] |
2,392 |
Solar radiation [MJ m-2 day-1] |
11.84 |
| Freezing period |
Jan-Apr |
Mixing type |
- |
| Annual fish catch [t yr-1] |
2,300 |
| Total N loading [t yr-1] |
176,000 |
Total P loading [t yr-1] |
27,300 |
| Population |
7,135,800 |
Population density of catchment area [person km-2] |
- |
WATER USAGE
| Domestic water usage [m3 sec-1] |
26 |
Irigation water usage [m3 sec-1] |
1.7 |
| Industrial water usage [m3 sec-1] |
74.3 |
Power generation usage [m3 sec-1] |
231.1 |
LAND USE
| Natural landscape [%] |
64.1 |
Agricultural land [%] |
31.6 |
Others [%] |
4.3 |
| Siltation |
- |
Toxic Contamination |
- |
| Eutrophication |
Serious |
Acidification |
- |
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