U. S. Army Corps of Engineers Wilmington District Annual Report of Reservoir Regulation Activities For Fiscal Year 1999 Coastal, Hydrology and Hydraulics Section


SUMMARY OF RESERVOIR CONDITIONS AND PERFORMANCE



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TABLE 6


SUMMARY OF RESERVOIR CONDITIONS AND PERFORMANCE

FOR FISCAL YEAR 1999

WILMINGTON DISTRICT










OCT

NOV

DEC

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

YEARLY

















































FALLS LAKE



















NEUSE RIVER BASIN






































































INFLOW (c.f.s.)











































Period of record avg.











































(Jan 1928 - Dec 1993)




356

480

678

1125

1449

1371

1031

604

408

445

429

367

725

Fiscal Year 1999




37

57

278

1598

480

919

859

214

110

34

201

5421

845

















































OUTFLOW (c.f.s.)











































Maximum daily




190

106

61

3026

2649

2570

3136

2616

172

192

233

4015

3136

Minimum daily




94

58

58

61

151

150

152

99

101

131

146

147

58

















































RAINFALL (inches*)











































Period of record normal











































(Jan 1931 - Dec 1993)




3.13

3.16

3.24

3.64

3.43

3.99

3.39

3.88

3.84

4.83

4.50

3.52

44.55

Fiscal Year 1999




2.99

2.19

4.75

5.51

1.90

3.00

4.87

1.22

3.28

3.28

3.48

17.80

54.27

















































RUNOFF (inches*)











































Period of record normal











































(Jan 1928 - Dec 1993)




0.53

0.70

1.02

1.68

1.96

2.05

1.49

0.90

0.59

0.67

0.64

0.53

12.76

Fiscal Year 1999




0.06

0.08

0.42

2.39

0.65

1.38

1.24

0.32

0.16

0.05

0.30

7.85

14.90

















































RESERVOIR ELEVATIONS (feet, m.s.l.)








































End of month




247.06

246.27

247.38

251.51

250.29

251.03

251.84

250.68

249.95

248.51

247.90

264.25

--- ---

Guide curve at end of month

250.10

250.10

250.10

250.10

250.10

250.10

251.00

251.00

251.00

251.00

251.00

251.00

--- ---

Maximum elevation




248.43

247.11

247.55

253.80

251.43

252.46

252.23

252.36

250.71

249.94

248.52

264.25

264.24

Minimum elevation




247.04

246.25

246.03

247.34

250.08

249.93

250.81

250.68

249.90

248.50

246.77

247.68

246.03

















































FLOOD STORAGE UTILIZED (%)

0.0

0.0

0.0

19.7

6.6

12.2

10.9

11.6

3.0

0.0

0.0

95.1

95.1

















































FISCAL YEAR BENEFITS











































Flood Control

$139,919,200








































Water Supply

$591,361








































NOTE: Rainfall and runoff amounts are watershed averages
Table 7

STATUS OF RESERVOIR REGULATION DOCUMENTS IN WILMINGTON DISTRICT



RIVER


RESERVOIR


DOCUMENT


STATUS


REMARKS

Roanoke

Roanoke

John H. Kerr


Master Manual Roanoke River

Appendix A--John H. Kerr

Drought Contingency Plan--John H. Kerr

Water Control Plan--John H. Kerr



Approved Aug 65

Approved Aug 65

Approved Jul 92

Approved Jul 92



The Master Manual and Appendix A will be updated when funded and upon availability of manpower.
















Smith

Philpott

Appendix B—Philpott

Drought Contingency Plan—Philpott

Water Control Plan—Philpott


Approved Aug 65

Approved Jun 92

Approved Jun 92


Appendix B will be updated when funded and upon availability of manpower.
















Roanoke

Roanoke



Smith Mtn-Leesville

Gaston-Roanoke Rapids



Appendix C--Smith Mtn--Leesville

Water Control Plan--Smith Mtn, Leesville


Appendix D--Gaston, Roanoke Rapids

Water Control Plan--Gaston, R. Rapids



Approved Oct 66

Approved Mar 72



Appendices C, D, and Water Control Plans will be updated when funded and upon availability of manpower.
















Cape Fear

B. Everett Jordan

Manual--B. Everett Jordan

Drought Contingency Plan--B. Everett Jordan

Water Control Plan--B. Everett Jordan


Approved Aug 92

Approved Jan 91

Approved Feb 91


Updates of all documents are scheduled in FY 2002 pending funding and manpower.
















Neuse

Falls

Manual--Falls Lake

Drought Contingency Plan--Falls Lake

Water Control Plan--Falls Lake


Approved Sep 90

Approved Apr 89

Approved Sep 90


Water control plan to be updated FY 2000.
















Yadkin

W. Kerr Scott

Manual--W. Kerr Scott

Drought Contingency Plan--W. Kerr Scott

Water Control Plan--W. Kerr Scott


Approved Sep 93

Approved Oct 91



Approved Sep 91

Updates of all documents are scheduled in FY 2003 pending funding and manpower.




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