Environmental Engineering Lab - Work Sheet

B.V. RAJU INSTITUTE OF TECHNOLOGY Department of Civil Engineering ENVIRONMENTAL ENGINEERING LAB
Roll No
Name
Sampling Site
Date & Time
Site Address
Source
Testing Parameters
S. No	Parameter	Unit	Result 1	Result 2	Result 3	Mean	Standard Deviation
1	pH	-
2	Turbidity	NTU
3	TDS	mg/l
4	Alkalinity	mg/l
5	Chloride	mg/l
6	Residual Chlorine	mg/l
7	Iron	mg/l
8	Nitrate	mg/l
9	Coliform	Number/100 ml
10	Total Hardness	mg/l
Results Analysis
S. No	Parameter	Result	Desirable Limit	Permissible Limit	Remakrs
1	pH		6.5-8.5	No Relaxation
2	Turbidity		1	5
3	TDS		500	2000
4	Alkalinity		200	600
5	Chloride		250	1000
6	Residual Chlorine		0.2	1
7	Iron		0.3	No Relaxation
8	Nitrate		45	No Relaxation
9	Coliform		NIL	NIL
10	Total Hardness		200	600
Note: Indian Standard for Drinking Water - IS 10500 : 2012