Pollution of boundary watersU.S. Government Printing Office, 1918 - 159 strani |
Iz vsebine knjige
Zadetki 1–5 od 65
Stran 9
... 73 52 68 70 The results of Tables I and II are plotted together for the season May - October in Plate I. The figures for typhoid deaths are set back one month to bring POLLUTION OF BOUNDARY WATERS . 9 Seasonal variation.........
... 73 52 68 70 The results of Tables I and II are plotted together for the season May - October in Plate I. The figures for typhoid deaths are set back one month to bring POLLUTION OF BOUNDARY WATERS . 9 Seasonal variation.........
Stran 10
... figure into Lake Huron . The Straits of Mackinac were found to be quite pure . ST . CLAIR RIVER AND LAKE . The lower end ... figures reached 41 during August , 1913 ; and below Sarnia and Port Huron they ranged from 22 to 763 at various ...
... figure into Lake Huron . The Straits of Mackinac were found to be quite pure . ST . CLAIR RIVER AND LAKE . The lower end ... figures reached 41 during August , 1913 ; and below Sarnia and Port Huron they ranged from 22 to 763 at various ...
Stran 11
... figure which will be taken as representative of the average extent of pollution May 1 to September 30 , 1913 . From this mean value and the curve of seasonal variation there can now be derived a corrected state- ment of conditions ...
... figure which will be taken as representative of the average extent of pollution May 1 to September 30 , 1913 . From this mean value and the curve of seasonal variation there can now be derived a corrected state- ment of conditions ...
Stran 12
... figures , population and stream flow considered . Assuming a low run - off of 4,000 second- feet for the St. Johns in October , the B. coli figures per capita are about 65 times as great in this case as in the others . This abnormal ...
... figures , population and stream flow considered . Assuming a low run - off of 4,000 second- feet for the St. Johns in October , the B. coli figures per capita are about 65 times as great in this case as in the others . This abnormal ...
Stran 13
... figure given during a part of the year and would be exceeded during some periods . 5. In waterways where some pollution is inevitable and where the ratio of the volume of water to the volume of sewage is so large that no local nuisance ...
... figure given during a part of the year and would be exceeded during some periods . 5. In waterways where some pollution is inevitable and where the ratio of the volume of water to the volume of sewage is so large that no local nuisance ...
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.