Water System Design Manual, December 2009
Document source : www.doh.wa.gov
Water System Design Manual
December 2009
Page 263
4.
Type of Treatment Option Chosen
Ion Exchange / Water Softener
Aeration and Filtration
Chlorination and Filtration
Potassium Permanganate and Filtration (Manganese Greensand Filter)
Mode of operation if using manganese greensand filters? Check one.
Continuous
Batch
N/A
5.
Pilot Filter Results
Removal Performance data (Minimum of two test results needed):
Test # Time
Date
Raw
wtr Fe
Trtd
Wtr Fe
% Fe
Remvd
Raw
Wtr
Mn
Trtd
Wtr
Mn
% Mn
Rmvd
< Fe
MCL
Y-N
< Mn
MCL
Y-N
Trtd
Watr
Temp
1
2
3
4
How long was the pilot plant operated? _____ Days _____ Hours
What was the treatment rate of the pilot plant? _____ gpm/sq. ft _____ gpm
The following questions must be completed for all oxidation and filtration techniques:
Was pH adjustment necessary? Yes No
What was the oxidation chemical dose used? _____ mg/l
If air was used as the oxidant, what volume of air was required? _____ cu. ft/gal _____ N/A
How much oxidation contact time was provided? _____ minutes
Oxidation contact time is detention time from point of oxidation addition to the filter.
Summary :
Pilot Filter Results Removal Performance data (Minimum of two test results needed): Test # Time Date Raw wtr Fe Trtd Wtr Fe % Fe Remvd Raw Wtr Mn Trtd Wtr Mn % Mn Rmvd <
Tags :
oxidation,wtr,time,filtration,trtd,filter,pilot,greensand,test,plant,water,contact,results