RUSSELL PERTINENT DATA |
LOCATION |
In the Piedmont Physiographic Province at Latitude 34o 01' north, Longitude
82o 36' west |
On the Savannah River: |
259.1 miles above the mouth |
244.7 miles above Savannah, Georgia |
59.5 miles above Augusta, Georgia |
37.5 miles above Thurmond Dam |
29.8 miles below Hartwell Dam |
In Elbert County, Georgia and Abbeville County, South Carolina |
18 miles southeast of Elberton, Georgia |
4 miles southwest of Calhoun Falls, South Carolina |
40 miles northeast of Athens, Georgia |
DRAINAGE AREA |
percentage |
square miles |
Above the mouth of the Savannah River |
100 |
10,579 |
Above Augusta, Georgia (Butler Cr. gage) |
71 |
7,508 |
Above J. Strom Thurmond Dam |
58 |
6,144 |
Above Richard B. Russell Dam |
27 |
2,890 |
Above Hartwell Dam |
20 |
2,088 |
Basin between Russell Dam and Hartwell Dam |
8 |
802 |
(One inch of runoff over the Savannah River Basin above Russell
Dam equals 154,133 acre-feet) |
STORAGE VOLUMES |
Elevation (ft NGVD) |
Acre-feet |
Spillway design flood |
490.0 |
1,488,155 |
Standard project flood |
484.3 |
1,305,000 |
Flood control pool |
480.0 |
1,166,166 |
Maximum conservation pool |
475.0 |
1,026,200 |
Minimum conservation pool |
470.0 |
899,400 |
Conservation storage, usable |
470 to 475 |
126,800 |
Flood storage |
475 to 480 |
140,000 |
Surcharge storage |
480 to 490 |
322,000 |
RESERVOIR AREAS |
Elevation(s)(ft NGVD) |
Acres |
Spillway design flood ( Max Surcharge Pool) |
490.0 |
35,150 |
Standard project flood |
484.3 |
31,770 |
Flood control pool |
480.0 |
29,340 |
Maximum conservation pool |
475.0 |
26,653 |
Minimum conservation pool |
470.0 |
24,117 |
Limits of clearing |
465 to 477 |
5,880 |
462 to 476 |
4,938 |
440 to 462 |
8,938 |
below 440 |
12,400 |
430 to 465 |
11,890 |
below 430 |
7,540 |
DAM, SPILLWAY, INTAKE AND POOL ELEVATIONS |
Elevation(s)(ft NGVD) |
Top of dam |
495.0 |
Maximum Observed Pool |
479.75 | 4/14/2003 |
Minimum Observed Pool |
468.70 | 11/15/1984 |
Spillway design flood |
490.0 |
Induced surcharge pool |
485.0 |
Standard project flood |
484.3 |
Top of tainter gates, closed |
481.0 |
100 year pool elevation |
481.5 |
Flood control pool |
480.0 |
Maximum conservation pool |
475.0 |
Average conservation pool |
473.0 |
Minimum conservation pool |
470.0 |
Spillway crest |
436.0 |
Intake invert for Hydropower |
370.0 |
Spillway bucket lip |
357.25 |
Elevation, bottom of sluice |
320.0 |
Draft tube exit |
265.0 |
Bottom of draft tube (conventional units) |
262.0 |
Bottom of draft tube (pump units) |
250.0 |
POWERPLANT ELEVATIONS | Elevation(s)(ft NGVD) |
Switchyard |
358 |
Distributor |
300 |
Bottom of draft tube |
262 |
Bottom of pump unit |
250 |
TAILWATER ELEVATIONS |
Elevation(s)(ft NGVD) |
Spillway design flood |
356.0 |
801,000 cfs |
Standard project flood |
343.0 |
360,000 cfs |
Powerhouse Design flood |
350.0 | 680,000 cfs |
Maximum pool of record |
332.5 |
Four units operating at average head |
327.5 |
Maximum static condition |
312.0 |
Streambed |
300.0 |
DAM, SPILLWAY AND INTAKE DIMENSIONS |
Concrete gravity and earth embankment with concrete gravity ogee spillway |
Length of concrete sections |
1,883.5 feet |
Length of earth embankment, Georgia |
2,180.0 feet |
Length of earth embankment, South Carolina |
460.0 feet |
Maximum height of concrete section |
210 feet |
Maximum height of earth embankment |
195 feet |
Length of intake section |
284 feet |
Number of sluices |
5 | |
Width of sluices |
5.67 feet |
Height of sluices |
10 feet |
Gross length of spillway |
590 feet |
Length of clear opening |
500 feet |
Tainter gates (10) |
each 50 feet wide by 45 feet high |
Flip bucket |
45 degrees |
Radius of bucket |
50 feet |
DESIGN FLOWS | Cubic feet per second |
Standard Project Flood (SPF) Peak Reservoir Inflow |
518,000 cfs |
Maximum Estimated Outflow |
360,000 cfs |
Spillway Design Flood | |
Peak Reservoir Inflow |
1,035,210 cfs |
Maximum Estimated Outflow |
801,500 cfs |
POWERPLANT EQUIPMENT |
Initial units | 4 conventional |
Supplemental Units | 4 pump turbine |
Maximum net operating head |
162 feet |
Average operating head |
144 feet |
Minimum operation head |
134 feet |
Turbine capacity at average head |
104,000 hp per unit |
Maximum discharge at minimum head |
8,000 cfs per unit |
Length of draft tube |
70 feet |
GENERATORS |
Initial installation |
four conventional units |
80 MW |
Supplemental installation
|
four pump turbine units |
80 MW |
Total installation |
640,000 kW |
Average annual energy | 466,090,000 kilowatt-hours |
Generator rating |
(95% pf) |
78,947 kVa |
Generator speed |
120 rpm |
Generator voltage |
13.8 kV |
Transformer rating, |
two 3-phase, |
each 182,000 kVa |
Transformer voltages |
13.2 to 230 kV |
SWITCHYARD |
Location west (Georgia) bank, downstream |
Initial number of transformer bays |
2 |
Ultimate number of transformer bays |
3 |
Line positions |
4 |
Equipment voltage |
230 kV |