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New England District Corps of Engineers Projects December 08, 2025 11:47 PM |
| Legend: | Pool >50% Full | Spillway Discharge (pool stage > spillway) |
| Storage | Flow | Rainfall | Pool | |||||||||||
| Project | Drain. Area ( mi2 ) |
Date/Time | Pool (ft) |
6 Hr Change (ft) |
24 Hr Pred. Stage (ft) |
% | Cap. Avail. per Drain. Area (in) |
Outflow (cfs) |
Inflow (cfs) |
24hr (in) |
48hr (in) |
7-Day (in) |
Normal | Spillway |
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NAUGATUCK RIVER BASIN Basin Regulator: Laura Fraser |
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| Thomaston Dam | 97 | 08 DEC 11:30 pm | 5.31 | -.50 | 7.2 | 0 | 8.10 | 54 | 59 | .00 | .00 | .94 | 0 | 114 |
| Black Rock Dam | 20 | 08 DEC 11:30 pm | 27.06 | .00 | 27.1 | 0 | 7.80 | 2 | 2 | .00 | .00 | .78 | 27 | 110 |
| Hop Brook Dam | 16 | 08 DEC 11:30 pm | 19.20 | -.01 | 19.2 | 0 | 7.76 | 11 | 11 | .00 | .00 | .90 | 18.5 | 72 |
| Northfield Brook Dam | 6 | 08 DEC 11:30 pm | 16.48 | -.58 | 22.5 | 0 | 7.70 | 1 | 1 | --- | --- | --- | 22.5 | 95.5 |
| Hancock Brook Dam | 12 | 08 DEC 11:30 pm | 7.27 | -.01 | 7.2 | 2 | 6.01 | 55 | 54 | --- | --- | --- | 7 | 30 |
| East Branch Dam | 9 | 08 DEC 11:30 pm | .51 | -.07 | 1.9 | 0 | 8.80 | 8 | 9 | --- | --- | --- | 0 | 67 |
| Hall Meadow Dam | 17 | 08 DEC 05:30 pm | 3.81 | -.02 | n/a | 1 | 9.33 | n/a | n/a | --- | --- | --- | 9 | 48 |
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New England District Corps of Engineers River Gages December 08, 2025 11:47 PM |
| Legend: | Warning Stage | Flood Stage |
| Gage | Drainage Area ( mi2 ) |
Date/Time | Stage (ft) |
Q (cfs) |
6 Hour Change Stage (ft) |
6 Hour Change Flow (cfs) |
CSM Q/DA |
Warning Flow |
Warning Stage |
Flood Flow |
Flood Stage |
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NAUGATUCK RIVER BASIN Basin Regulator: Laura Fraser |
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| Naugatuck River @ Waterbury, Ct | 174 | 08 DEC 11:30 pm | 7.13 | 158 | .12 | 37 | .9 | 2190 | 10 | 5250 | 12.8 | |||
| Naugatuck River @ Beacon Falls, Ct | 259 | 08 DEC 10:30 pm | 1.57 | 191 | .02 | 4 | .7 | 3990 | 7 | 9950 | 10.7 | |||
| Housatonic River @ Stevenson, Ct | 1545 | 08 DEC 11:30 pm | 2.96 | 651 | .51 | 200 | .4 | 13700 | 11 | 27200 | 15 | |||