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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 Central Great Node
Statistics for March 28, 2006


 
Cost Information for NRRSS Records (with cost values) for Central Great Node


Number
of
Projects

640
Projects
with
Cost
Values

423

 
Total
Costs

$570,501,324.10
 
% with
Cost

66

 
Minimum
Cost

$1,400.00

 
Maximum
Cost

$92,726,000.00

 
Median
Cost

$150,000.00

 
% with
Monitoring

22
 
% with
Project
Contact

57

 
Mean
Cost

$1,348,702.89
Upper 95%
Confidence
Interval
Value

$10,772,697.06

 
Standard
Deviation

6799765.487666

 


 

 

Project Intent Information for Central Great Node


 
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

79
105
17
53
28
10
42
71
3
6
47
12
294
34
Projects
with
Cost
Values

38
61
11
20
11
8
40
54
1
3
35
5
255
10

 
Total
Costs

$254,948,270.00
$109,682,281.00
$57,214,867.00
$2,855,004.00
$14,125,957.00
$11,213,607.00
$101,734,492.00
$120,401,949.00
$990,000.00
$661,515.00
$21,179,022.00
$94,487,400.00
$165,162,978.10
$4,262,595.00
 
% with
Cost

48
58
64
37
39
80
95
76
33
50
74
41
86
29

 
Minimum
Cost

$1,478.00
$4,750.00
$10,100.00
$15,000.00
$15,000.00
$45,807.00
$6,000.00
$4,750.00
$990,000.00
$10,000.00
$1,400.00
$3,400.00
$5,000.00
$10,250.00

 
Maximum
Cost

$92,726,000.00
$92,726,000.00
$43,697,000.00
$345,000.00
$6,652,367.00
$4,282,800.00
$12,460,000.00
$15,120,000.00
$990,000.00
$334,660.00
$4,282,800.00
$50,593,000.00
$12,460,000.00
$3,050,000.00

 
Median
Cost

$67,572.50
$72,000.00
$160,000.00
$137,500.00
$213,770.00
$841,000.00
$1,487,500.00
$920,500.00
$990,000.00
$316,855.00
$30,000.00
$165,000.00
$167,959.00
$63,992.50

 
% with
Monitoring

8
41
5
16
21
30
26
28
33
16
12
33
28
8
 
% with
Project
Contact

74
80
41
33
46
60
80
64
33
66
46
50
60
38

 
Mean
Cost

$6,709,165.00
$1,798,070.18
$5,201,351.55
$142,750.20
$1,284,177.91
$1,401,700.88
$2,543,362.30
$2,229,665.72
$990,000.00
$220,505.00
$605,114.91
$18,897,480.00
$647,697.95
$426,259.50
Upper 95%
Confidence
Interval
Value

$33,218,219.14
$18,087,364.55
$22,379,390.95
$254,735.94
$4,525,276.73
$3,537,772.26
$6,824,897.66
$6,680,306.22
$990,000.00
$427,045.73
$2,250,987.99
$51,005,210.20
$2,818,296.84
$1,658,459.69

 
Standard
Deviation

19127277.492927
11753337.255072
12394600.155564
80801.911999
2338574.443152
1541255.672230
3089288.452679
3211304.157748
N/A
149026.889688
1187559.194418
23166932.398606
1566168.565130
889078.685659

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 Central Great is: 592
Total number of NRRSS records with no Project Intent values for Central Great is: 48
Percentage of NRRSS records with no Project Intent values for Central Great is: 7%

 


 

 

Project Information by Year of Completion for Central Great Node


 
Year of
Completion

1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2008

 
Number of
Projects

2
7
3
2
6
6
13
15
16
13
28
45
52
69
51
56
23
14
12
5

 
% with
Cost

100
57
100
100
66
50
69
86
93
84
67
82
80
46
64
89
86
100
100
100

 
Minimum
Cost

$1,425.00
$8,450.00
$310,000.00
$503,000.00
$100,000.00
$50,000.00
$8,000.00
$1,478.00
$7,683.00
$9,900.00
$3,300.00
$9,723.00
$5,000.00
$4,345.00
$1,400.00
$10,100.00
$50,000.00
$32,500.00
$23,957.00
$50,000.00

 
Maximum
Cost

$4,850.00
$2,070,000.00
$2,092,000.00
$2,885,000.00
$2,310,000.00
$851,000.00
$2,561,000.00
$92,726,000.00
$3,050,000.00
$4,419,000.00
$682,000.00
$12,460,000.00
$5,843,000.00
$1,525,000.00
$10,900,000.00
$3,400,000.00
$2,183,251.00
$1,184,443.00
$603,450.00
$150,000.00

 
Median
Cost

$3,137.50
$133,000.00
$330,000.00
$1,694,000.00
$1,817,500.00
$147,218.00
$990,000.00
$104,243.00
$91,800.00
$150,000.00
$147,395.00
$110,376.00
$60,242.50
$160,000.00
$50,500.00
$185,900.00
$209,355.00
$225,615.00
$177,930.00
$125,000.00

 
% with
Monitoring

0
85
33
0
16
33
30
26
12
38
21
22
23
15
25
21
21
14
58
60
 
% with
Project
Contact

0
85
100
100
83
83
92
100
93
84
64
66
65
65
50
71
69
7
0
0

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

 


 
Number of Projects with the Number of Intent Categories for Central Great Node

# of Intent Categories

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

# Projects

450
90
41
7
4
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 05:17:54 MST 2006