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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 Maryland
Statistics for March 28, 2006


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


Number
of
Projects

2,378
Projects
with
Cost
Values

210

 
Total
Costs

$79,951,357.00
 
% with
Cost

8

 
Minimum
Cost

$390.00

 
Maximum
Cost

$17,144,000.00

 
Median
Cost

$99,022.50

 
% with
Monitoring

6
 
% with
Project
Contact

8

 
Mean
Cost

$380,720.75
Upper 95%
Confidence
Interval
Value

$2,308,167.75

 
Standard
Deviation

1390725.356288

 

 


Project Intent Information for Maryland


 
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

18
483
112
18
90
12
15
62
6
4
1,629
26
114
77
Projects
with
Cost
Values

5
43
5
3
7
11
4
25
3
4
21
18
84
5

 
Total
Costs

$1,674,044.00
$11,419,197.00
$4,133,782.00
$1,410,811.00
$6,791,580.00
$6,331,567.00
$639,876.00
$14,897,330.00
$338,084.00
$13,116,116.00
$2,932,089.00
$8,408,340.00
$17,719,646.00
$1,430,741.00
 
% with
Cost

27
8
4
16
7
91
26
40
50
100
1
69
73
6

 
Minimum
Cost

$10,000.00
$5,000.00
$188,812.00
$50,000.00
$16,500.00
$2,000.00
$16,500.00
$7,350.00
$21,084.00
$211,100.00
$7,350.00
$33,333.00
$2,000.00
$25,000.00

 
Maximum
Cost

$1,265,444.00
$1,868,380.00
$1,379,900.00
$1,145,000.00
$2,000,000.00
$1,868,380.00
$307,200.00
$8,611,696.00
$277,000.00
$8,611,696.00
$900,000.00
$1,868,380.00
$1,500,000.00
$700,000.00

 
Median
Cost

$101,100.00
$88,204.00
$750,000.00
$215,811.00
$1,145,000.00
$398,000.00
$158,088.00
$125,760.00
$40,000.00
$2,146,660.00
$50,000.00
$304,500.00
$112,418.00
$167,640.00

 
% with
Monitoring

11
5
1
83
73
83
0
22
0
25
0
53
30
0
 
% with
Project
Contact

27
19
14
11
7
91
0
35
16
0
1
65
52
16

 
Mean
Cost

$334,808.80
$265,562.72
$826,756.40
$470,270.33
$970,225.71
$575,597.00
$159,969.00
$595,893.20
$112,694.67
$3,279,029.00
$139,623.29
$467,130.00
$210,948.17
$286,148.20
Upper 95%
Confidence
Interval
Value

$992,524.27
$810,323.88
$1,387,318.55
$1,138,127.61
$2,160,117.92
$1,387,655.55
$337,455.34
$2,924,631.12
$274,069.20
$8,073,856.92
$417,164.12
$1,198,421.57
$579,950.49
$612,222.72

 
Standard
Deviation

474566.394585
393065.621759
404466.626940
481884.089964
858551.883761
585930.721290
128063.052763
1680271.808409
116437.782200
3459648.302120
200256.130077
527654.316891
266249.022267
235275.002441

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 Maryland is: 2304
Total number of NRRSS records with no Project Intent values for Maryland is: 74
Percentage of NRRSS records with no Project Intent values for Maryland is: 3%

 

 


Project Information by Year of Completion for Maryland


 
Year of
Completion

1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004

 
Number of
Projects

3
3
2
2
9
13
7
18
25
20
21
25
172
234
338
388
501
422
31
1

 
% with
Cost

100
100
100
100
55
23
14
22
12
10
9
12
2
4
4
5
6
8
54
0

 
Minimum
Cost

$68,000.00
$14,957.00
$22,750.00
$27,700.00
$147,201.00
$73,435.00
$119,850.00
$22,000.00
$45,000.00
$162,582.00
$47,196.00
$51,850.00
$101,100.00
$7,350.00
$6,667.00
$4,667.00
$390.00
$825.00
$20,000.00
$0.00

 
Maximum
Cost

$99,900.00
$262,700.00
$175,000.00
$182,598.00
$1,379,900.00
$97,560.00
$119,850.00
$400,441.00
$266,100.00
$242,624.00
$167,640.00
$700,000.00
$1,868,380.00
$104,012.00
$2,000,000.00
$1,988,580.00
$641,000.00
$1,115,000.00
$750,000.00
$0.00

 
Median
Cost

$92,500.00
$233,864.00
$98,875.00
$105,149.00
$471,212.00
$88,204.00
$119,850.00
$144,967.00
$144,062.00
$202,603.00
$107,418.00
$375,519.00
$548,850.00
$35,169.00
$60,302.50
$118,262.50
$30,610.00
$45,369.50
$75,000.00
$0.00

 
% with
Monitoring

0
0
0
0
33
46
42
11
16
45
42
12
4
6
4
5
3
3
12
0
 
% with
Project
Contact

0
0
0
0
44
38
0
16
12
10
42
24
5
2
5
8
7
4
38
0

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

 

 


Number of Projects with the Number of Intent Categories for Maryland


# of Intent Categories

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

# Projects

2,037
195
55
14
1
1
1
0
0
0
0
0
0
0

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

    Return to the NRRSS Home Page



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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