Blackwater Dam, Blackwater River

Blackwater Dam, Blackwater River
 Drainage Area: 128 sq. miles 
 Channel Capacity: 2,300 cfs 
 Storage at Spillway Crest: 6.74 in / 46,000 ac-ft  
 Normal Pool: 516 Feet NGVD 
 Gate Settings for March 21, 2025 01:30 pm Gate 1 Gate 2 Gate 3 Gate 4 Gate 5 Gate 6 Gate 7 Gate 8
  4.0 4.0 4.0          
Date Time
(Eastern)
Pool
(ft)
Storage
(%)
Storage
(ac-ft)
Tailwater
(ft)
Flow
(cfs)
Inflow
(cfs)
Precip
(in)
Mar-22 11:30 pm 528.75 1.6 739 5.23 944 830 17.24
Mar-22 10:30 pm 528.85 1.7 751 5.24 949 841 17.24
Mar-22 09:30 pm 528.91 1.7 759 5.25 955 826 17.24
Mar-22 08:30 pm 528.94 1.7 763 5.25 955 805 17.23
Mar-22 07:30 pm 528.99 1.7 769 5.26 960 796 17.21
Mar-22 06:30 pm 529.16 1.7 791 5.27 965 787 17.21
Mar-22 05:30 pm 529.24 1.8 801 5.28 970 768 17.21
Mar-22 04:30 pm 529.31 1.8 810 5.29 976 750 17.21
Mar-22 03:30 pm 529.44 1.8 827 5.30 981 746 17.21
Mar-22 02:30 pm 529.57 1.9 844 5.31 987 725 17.21
Mar-22 01:30 pm 529.67 1.9 857 5.32 992 715 17.21
Mar-22 12:30 pm 529.90 2.0 887 5.34 1,003 713 17.21
Mar-22 11:30 am 530.07 2.0 910 5.35 1,008 701 17.21
Mar-22 10:30 am 530.22 2.1 931 5.36 1,014 685 17.21
Mar-22 09:30 am 530.38 2.1 953 5.38 1,025 688 17.21
Mar-22 08:30 am 530.60 2.2 984 5.40 1,036 668 17.21
Mar-22 07:30 am 530.76 2.2 1,006 5.42 1,047 668 17.21
Mar-22 06:30 am 531.01 2.3 1,042 5.43 1,053 659 17.21
Mar-22 05:30 am 531.22 2.4 1,075 5.45 1,064 665 17.21
Mar-22 04:30 am 531.43 2.4 1,109 5.46 1,070 679 17.21
Mar-22 03:30 am 531.59 2.5 1,134 5.48 1,081 666 17.21
Mar-22 02:30 am 531.87 2.6 1,179 5.49 1,087 674 17.21
Mar-22 01:30 am 532.03 2.6 1,206 5.50 1,092 679 17.21
Mar-22 12:30 am 532.26 2.7 1,249 5.51 1,098 681 17.21
Mar-21 11:30 pm 532.44 2.8 1,284 5.53 1,110 677 17.21
Maximum 24 Hour Drawdown Rate (10 feet/day): 347 cfs + Inflow (830 cfs) = 1,177 cfs
Report Generated March 23, 2025 04:38 am