Pollution of boundary watersU.S. Government Printing Office, 1918 - 159 strani |
Iz vsebine knjige
Zadetki 1–5 od 100
Stran 12
... feet for the St. Lawrence as compared with 210,000 second - feet for the Niagara ( Lake Survey Bulletin No. 24 , 1915 , U. S. War Department ) , the pollution at this point is representative of a popula- tion of about 6,000 on the basis ...
... feet for the St. Lawrence as compared with 210,000 second - feet for the Niagara ( Lake Survey Bulletin No. 24 , 1915 , U. S. War Department ) , the pollution at this point is representative of a popula- tion of about 6,000 on the basis ...
Stran 14
... feet per capita in order that dilution alone shall reduce the index of pollution to the established limit of 500. This value of 4 second - feet per capita may be taken as the necessary effective dilution , and may be regarded as the ...
... feet per capita in order that dilution alone shall reduce the index of pollution to the established limit of 500. This value of 4 second - feet per capita may be taken as the necessary effective dilution , and may be regarded as the ...
Stran 15
International Joint Commission. mately 210,000 second - feet , will receive the discharge of 52,500 persons without treatment , or of twice that number with a 50 per cent removal of polluting ma- terial , or of 10 times that number with ...
International Joint Commission. mately 210,000 second - feet , will receive the discharge of 52,500 persons without treatment , or of twice that number with a 50 per cent removal of polluting ma- terial , or of 10 times that number with ...
Stran 17
... feet , and with veloci- ties of from 1.9 to 2.5 feet per second , such as are indi- cated in the preliminary plans of the projected drain- age canal between Lake Erie and Lake Ontario , and with the present tributary population ...
... feet , and with veloci- ties of from 1.9 to 2.5 feet per second , such as are indi- cated in the preliminary plans of the projected drain- age canal between Lake Erie and Lake Ontario , and with the present tributary population ...
Stran 18
... feet , to the canal discharge , 6,000 second - feet , or thirty- fivefold . The waters of the canal and of the end of Lake Ontario adjacent to and within an undetermined radius of its outlet would be polluted to nine times as great an ...
... feet , to the canal discharge , 6,000 second - feet , or thirty- fivefold . The waters of the canal and of the end of Lake Ontario adjacent to and within an undetermined radius of its outlet would be polluted to nine times as great an ...
Pogosti izrazi in povedi
Amherstberg amount annual charges average Bird Avenue boundary waters canal capacity capita per day cent ceptor channels Clair River coarse screens collector commission cost and annual cubic feet cubic yards Detroit River discharge disinfection Disinfection plant district drainage engineer estimates Excavation Fairview feet per second fixed charges Ford City future gallons per acre gallons per capita grit chamber Hertel Avenue Imhoff tanks inches diameter industrial intercepting interceptor International Joint Commission Lake Erie lineal feet located maximum miles Niagara Falls Niagara River North Tonawanda Ontario operation outlet pipe pollution of boundary population Port Huron present pumping station purification remedial River Rouge sanitary sedimentation Seneca Street sewage flow sewage treatment sewer sewerage map sludge beds South Buffalo Squaw Island Swan Street TABLE tion Total treat treatment plant trunk sewer tunnel velocity village water consumption water supply weir
Priljubljeni odlomki
Stran 165 - Canada been polluted so as to be injurious to the public health and unfit for domestic or other uses? (2) In what way or manner, whether by the construction and operation of suitable drainage canals or plants at convenient points or otherwise, is it possible and advisable to remedy or prevent the pollution of these waters, and by what means or...
Stran 165 - For the purposes of this treaty boundary waters are defined as the waters from main shore to main shore of the lakes and rivers and connecting waterways, or the portions thereof, along which the international boundary...
Stran 1 - IV of the waterways treaty of January 11, 1909, between the United States and Great Britain...
Stran 165 - ... the waters from main shore to main shore of the lakes and rivers and connecting waterways or the portions thereof, along which the international boundary between the United States and the Dominion of Canada passes, including all bays, arms and inlets thereof, but not including tributary waters which in their natural channels would flow into such lakes, rivers, and waterways or waters flowing from such lakes, rivers and waterways, or the waters of rivers flowing across the boundary.