Home Basin Index

Our new website can be found at: https://water.usace.army.mil/office/nae. All USACE water management offices will be moving under the national Access to Water domain in the near future. Please provide any comments to: NAE.RCC@usace.army.mil
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 October 09, 2026 07:46 am 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)
Oct-09 06:30 pm 515.41 0.0 4 2.21 35 35 0.02
Oct-09 05:30 pm 515.42 0.0 4 2.21 35 35 0.02
Oct-09 04:30 pm 515.42 0.0 4 2.21 35 36 0.02
Oct-09 03:30 pm 515.42 0.0 4 2.21 35 36 0.02
Oct-09 02:30 pm 515.43 0.0 4 2.21 35 36 0.02
Oct-09 01:30 pm 515.43 0.0 4 2.22 36 37 0.02
Oct-09 12:30 pm 515.43 0.0 4 2.22 36 37 0.02
Oct-09 11:30 am 515.43 0.0 4 2.23 37 37 0.02
Oct-09 10:30 am 515.42 0.0 4 2.23 37 37 0.02
Oct-09 09:30 am 515.42 0.0 4 2.23 37 37 0.02
Oct-09 08:30 am 515.42 0.0 4 2.23 37 37 0.02
Oct-09 07:30 am 515.42 0.0 4 2.23 37 37 0.02
Oct-09 06:30 am 515.42 0.0 4 2.23 37 37 0.02
Oct-09 05:30 am 515.42 0.0 4 2.23 37 37 0.02
Oct-09 04:30 am 515.42 0.0 4 2.23 37 37 0.02
Oct-09 03:30 am 515.42 0.0 4 2.23 37 37 0.02
Oct-09 02:30 am 515.42 0.0 4 2.23 37 37 0.02
Oct-09 01:30 am 515.42 0.0 4 2.23 37 37 0.02
Oct-09 12:30 am 515.42 0.0 4 2.23 37 38 0.02
Oct-08 11:30 pm 515.42 0.0 4 2.23 37 38 0.02
Oct-08 10:30 pm 515.42 0.0 4 2.23 37 38 0.02
Oct-08 09:30 pm 515.41 0.0 4 2.24 37 38 0.02
Oct-08 08:30 pm 515.41 0.0 4 2.24 37 38 0.02
Oct-08 07:30 pm 515.41 0.0 4 2.25 38 38 0.02
Oct-08 06:30 pm 515.41 0.0 4 2.25 38 39 0.02
Maximum 24 Hour Drawdown Rate (10 feet/day): 2 cfs + Inflow (35 cfs) = 37 cfs
Report Generated October 09, 2026 10:58 pm