History of the Water Supply of the World / arranged in a comprehensive form from eminent authorities, containing a description of the various methods of water supply, pollution and purification of waters, and sanitary effects, with analyses of potable waters, also geology and water strata of Hamilton county, Ohio, statistics of the Ohio river, proposed water supply of Cincinnati.

by Thomas J. Bell

RESULTS OF SUBSIDENCE.

RIVERS	SUBSIDENCE FROM 100,000 PARTS.
	MINERAL MATTER.	ORGANIC MATTER.	TOTAL SOLIDS.
Irwell, after flow of 11 miles	.88	.48	1.36
Irwell, after flow of 11 miles	.38	.84	1.22
Mersey, after flow of 13 miles	.10	.04	.14
Darwin, after flow of 13 miles	.54	1.42	1.96

RESULTS OF SUBSIDENCE.

RIVERS	PER CENT OF REDUCTION OF MATTER IN SUSPENSION.
	MINERAL MATTER.	ORGANIC MATTER.	TOTAL SOLIDS.
Irwell, after flow of 11 miles	47.8	50.	48.6
Irwell, after flow of 11 miles	14.3	30.9	22.7
Mersey, after flow of 13 miles	10.6	13.3	11.3
Darwin, after flow of 13 miles	30.3	79.8	55.1