Area / Capacity
Townshend Dam
Drainage Area = 278 sq. mi.
Stage
(ft)
Area
(acres)
Capacity
(ac-ft)
Capacity
(in)
Full
(Percent)
0 0 0 0.00 0.0
2 3 0 0.00 0.0
4 6 0 0.00 0.0
6 10 0 0.00 0.0
8 15 0 0.00 0.0
10 20 0 0.00 0.0
12 30 0 0.00 0.0
14 40 0 0.00 0.0
16 55 0 0.00 0.0
18 70 0 0.00 0.0
20 85 0 0.00 0.0
21 95 0 0.00 0.0
23 115 250 0.04 1.0
25 135 500 0.09 2.0
27 154 750 0.13 2.0
29 173 1,000 0.18 3.0
31 192 1,300 0.23 4.0
33 211 1,750 0.31 5.0
35 230 2,100 0.37 6.0
37 248 2,700 0.48 8.0
39 266 3,250 0.58 10.0
41 284 3,750 0.66 11.0
43 302 4,300 0.76 13.0
45 320 4,900 0.87 15.0
47 340 5,650 1.00 17.0
49 360 6,300 1.11 19.0
51 380 7,000 1.24 21.0
53 400 7,850 1.39 24.0
55 420 8,500 1.50 26.0
57 438 9,250 1.64 28.0
59 456 10,200 1.80 31.0
61 474 11,000 1.95 33.0
63 492 11,800 2.09 36.0
65 510 12,800 2.26 39.0
67 525 13,750 2.44 42.0
69 540 14,800 2.62 45.0
71 555 16,000 2.83 49.0
73 570 17,000 3.00 52.0
75 585 18,100 3.20 55.0
77 598 19,400 3.44 59.0
79 611 20,600 3.64 63.0
81 624 22,000 3.90 67.0
83 637 23,250 4.11 71.0
85 650 24,650 4.36 75.0
87 664 26,150 4.62 79.0
89 678 27,650 4.90 84.0
91 692 29,150 5.15 89.0
93 706 30,650 5.43 93.0
95 720 32,150 5.69 98.0
96 735 32,900 5.81 100.0
98 750 34,400 6.10 105.0
100 760 36,000 6.37 109.0
102 775 37,600 6.65 114.0
Invert Elevation = 457 ft. NGVD
Spillway Crest = 96 ft Top of Dam = 126 ft