Pollution of boundary watersU.S. Government Printing Office, 1918 - 159 strani |
Iz vsebine knjige
Zadetki 1–5 od 48
Stran 11
... channels between Buffalo and the Falls makes it difficult to obtain , from the data , cross - sectional values as a measure of the total pollu- tion . Four series of examinations are , however , avail- able for the purpose , two near ...
... channels between Buffalo and the Falls makes it difficult to obtain , from the data , cross - sectional values as a measure of the total pollu- tion . Four series of examinations are , however , avail- able for the purpose , two near ...
Stran 30
... channel , " which flows between Grosse Isle and the Michigan shore . This back channel is the most heavily polluted of any of the channels in the lower part of the river . It receives a comparatively small portion of the flow of the ...
... channel , " which flows between Grosse Isle and the Michigan shore . This back channel is the most heavily polluted of any of the channels in the lower part of the river . It receives a comparatively small portion of the flow of the ...
Stran 34
... channels . The amount of water which enters sewers by infil- tration is , of course , extremely variable , both as to time and locality . Over a great deal of the area of the Detroit district it is probably less in quantity and more ...
... channels . The amount of water which enters sewers by infil- tration is , of course , extremely variable , both as to time and locality . Over a great deal of the area of the Detroit district it is probably less in quantity and more ...
Stran 35
... channels , and 5 per cent of 190 or 9.5 gallons per capita per day is lost through domestic channels . Percentage of total water supply of the city returned as sewage through industrial and commercial channels , 25 . Percentage of total ...
... channels , and 5 per cent of 190 or 9.5 gallons per capita per day is lost through domestic channels . Percentage of total water supply of the city returned as sewage through industrial and commercial channels , 25 . Percentage of total ...
Stran 41
... channels ; grit chambers ; sludge drying beds ; disinfection plant . Imhoff tanks , etc. - These were proportioned on the basis of a sedimentation period of two hours , when the rate of flow equals 125 per cent of the average rate of ...
... channels ; grit chambers ; sludge drying beds ; disinfection plant . Imhoff tanks , etc. - These were proportioned on the basis of a sedimentation period of two hours , when the rate of flow equals 125 per cent of the average rate of ...
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.