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   National River Restoration Science Synthesis (NRRSS)
River Restoration in our Nation: A Scientific Synthesis to Inform Policy, Grassroots Actions, and Future Research

 

National River Restoration Science Synthesis (NRRSS) Statistics Page for Illinois
Statistics for March 28, 2006


 
Cost Information for NRRSS Records (with cost values) for Illinois


Number
of
Projects

207
Projects
with
Cost
Values

153

 
Total
Costs

$97,546,197.10
 
% with
Cost

73

 
Minimum
Cost

$1,478.00

 
Maximum
Cost

$12,460,000.00

 
Median
Cost

$114,000.00

 
% with
Monitoring

17
 
% with
Project
Contact

71

 
Mean
Cost

$637,556.84
Upper 95%
Confidence
Interval
Value

$2,985,379.36

 
Standard
Deviation

1694042.061412

 

 


Project Intent Information for Illinois


 
Project
Intent

Aesthetics/Recreation/Education
Bank Stabilization
Channel Reconfiguration
Dam Removal/Retrofit
Fish Passage
Floodplain Reconnection
Flow Modification
In-stream Habitat Improvement
In-stream Species Management
Land Acquisition
Riparian Management
Stormwater Management
Water Quality Management
Other

Number
of
Projects

25
57
2
1
3
3
11
15
0
4
22
4
105
12
Projects
with
Cost
Values

22
30
2
0
0
1
10
13
0
1
15
1
95
6

 
Total
Costs

$6,787,635.00
$6,403,042.00
$60,100.00
$0.00
$0.00
$4,282,800.00
$47,964,200.00
$47,023,250.00
$0.00
$316,855.00
$9,626,396.00
$29,000.00
$86,720,994.10
$3,307,935.00
 
% with
Cost

88
52
100
0
0
33
90
86
0
25
68
25
90
50

 
Minimum
Cost

$1,478.00
$5,000.00
$10,100.00
$0.00
$0.00
$4,282,800.00
$10,100.00
$10,250.00
$0.00
$316,855.00
$10,000.00
$29,000.00
$5,260.00
$10,250.00

 
Maximum
Cost

$4,282,800.00
$3,755,000.00
$50,000.00
$0.00
$0.00
$4,282,800.00
$12,460,000.00
$12,460,000.00
$0.00
$316,855.00
$4,282,800.00
$29,000.00
$12,460,000.00
$3,050,000.00

 
Median
Cost

$40,000.00
$52,403.50
$30,050.00
$0.00
$0.00
$4,282,800.00
$5,275,500.00
$3,755,000.00
$0.00
$316,855.00
$39,072.00
$29,000.00
$184,410.00
$60,592.50

 
% with
Monitoring

8
45
0
0
0
100
18
40
0
25
13
25
9
25
 
% with
Project
Contact

72
77
0
0
33
100
63
60
0
100
63
25
73
58

 
Mean
Cost

$308,528.86
$213,434.73
$30,050.00
$0.00
$0.00
$4,282,800.00
$4,796,420.00
$3,617,173.08
$0.00
$316,855.00
$641,759.73
$29,000.00
$912,852.57
$551,322.50
Upper 95%
Confidence
Interval
Value

$1,539,846.00
$1,132,149.95
$57,699.29
N/A
N/A
$4,282,800.00
$10,311,345.53
$8,202,941.13
N/A
$316,855.00
$2,490,727.56
$29,000.00
$3,713,874.26
$2,100,483.95

 
Standard
Deviation

888441.529387
662887.510445
19950.000000
N/A
N/A
N/A
3979225.752028
3308803.760751
N/A
N/A
1334099.679340
N/A
2021042.276949
1117778.128602

Note: Some NRRSS Records may have more than one Project Intent selected.
Total number of NRRSS records with one or more Project Intent values for Illinois is: 198
Total number of NRRSS records with no Project Intent values for Illinois is: 9
Percentage of NRRSS records with no Project Intent values for Illinois is: 4%

 

 


Project Information by Year of Completion for Illinois


 
Year of
Completion

1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006

 
Number of
Projects

1
2
2
5
10
8
10
16
24
9
19
19
18
10
2

 
% with
Cost

100
100
100
100
100
100
60
81
75
77
47
89
83
100
100

 
Minimum
Cost

$100,000.00
$50,000.00
$873,514.00
$1,478.00
$7,683.00
$9,900.00
$30,000.00
$20,000.00
$10,000.00
$10,000.00
$5,000.00
$10,100.00
$50,000.00
$60,000.00
$454,040.00

 
Maximum
Cost

$100,000.00
$147,218.00
$2,561,000.00
$222,000.00
$3,050,000.00
$4,419,000.00
$501,223.00
$12,460,000.00
$5,843,000.00
$183,850.00
$392,143.00
$1,621,800.00
$2,183,251.00
$1,184,443.00
$603,450.00

 
Median
Cost

$100,000.00
$98,609.00
$1,717,257.00
$10,514.00
$85,900.00
$109,500.00
$56,503.50
$122,200.00
$68,197.50
$50,000.00
$46,800.00
$196,433.00
$210,000.00
$225,615.00
$528,745.00

 
% with
Monitoring

0
0
50
0
10
25
40
6
12
33
31
21
16
0
0
 
% with
Project
Contact

100
100
100
100
100
100
80
81
83
66
89
84
61
10
0

Note: Some of the categories for each year may have incomplete information available.

 

 


Number of Projects with the Number of Intent Categories for Illinois


# of Intent Categories

1
2
3
4
5
6
7
8
9
10
11
12
13
14

# Projects

156
25
12
3
2
0
0
0
0
0
0
0
0
0

    Note: Not all NRRSS records have a project intent number selected.

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    NRRSS comments, questions: Emily S. Bernhardt     Web page and database contact: Bruce Powell


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   Creation date: Tue Mar 28 05:22:43 MST 2006