Stickney Water Reclamation Plant Chicago, IL, USA
Key Data:
Stickney population / area served
2.38 million people / 260 square miles
Site size
560 acres
Design capacity
1,200 million US gallons/day (4.6 million m3/day)
Average outflow
750 million US gallons/day (2.8 million m3/day)
Parameters (in mg/L)
DO
9.3
BOD5
5
TS
1225
SS
8
TKN
2.70
NH3-N
0.78
Hardness
236 (as CaCO3)
New biosolids plant
Input
600 wet tonnes/day
Output
150 dry tonnes/day
Heat drying process time
45 minutes
Product
EQ/Class A pellets
Stickney service area grand total cost
$1,024,361,000
Project Timeline:
Plant originally commissioned
1930 (western section); 1939 (southwest)
Fine screen replacement
January 2006
Centrifuge work completed
March 2006
Computer control centre completed
April 2006
Pumping station sluice gate improvement completed
May 2006
Plant ventilation improvement completed
December 2006
Sludge project management and design contract awarded
August 2006
Detailed watershed plan studies launched
October 2006
Digester rehabilitation and cleaning finished
November 2006
Expected project award dates
Service tunnel/connecting tunnel-phase II
February 2007
Final clarifier collectors replacement
April 2007
Additional sludge concentration facilities
April 2007
HVAC improvements
July 2007
Service tunnel-rehabilitation phase III
September 2007
Southwest side grit tank improvements
December 2007
New preliminary treatment
March 2008
Service tunnel rehabilitation-phase IV
June 2008
Westside circular primary settling tanks
April 2009
Westside grit handling improvements
April 2009
Key Players:
Plant owner/operator
Metropolitan Water Reclamation District of Chicago
Biosolids recycling
Metropolitan Biosolids Management (Biosolids Management and Veolia Water North America Operating Services JVC)
Sludge project management and design services
Earth Tech
Watershed plan studies
Little Calumet
Camp, Dresser & McKee
Calumet Sag Channel
CH2M Hill
Upper Salt Creek
MWH Americas
