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New England District Corps of Engineers Projects June 11, 2026 09:53 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: Margaret DiGiorno |
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| Thomaston Dam | 97 | 11 JUN 09:30 pm | 10.22 | .63 | 11.4 | 0 | 8.09 | 42 | 51 | .25 | .25 | .59 | 0 | 114 |
| Black Rock Dam | 20 | 11 JUN 09:30 pm | 27.11 | .04 | 27.2 | 0 | 7.80 | 3 | 4 | .17 | .17 | .49 | 27 | 110 |
| Hop Brook Dam | 16 | 11 JUN 09:45 pm | 19.36 | .30 | n/a | 0 | 7.76 | n/a | n/a | .54 | .54 | .80 | 18.5 | 72 |
| Northfield Brook Dam | 6 | 11 JUN 09:30 pm | 22.41 | .03 | 22.6 | 0 | 7.70 | 10 | 11 | --- | --- | --- | 22.5 | 95.5 |
| Hancock Brook Dam | 12 | 11 JUN 09:30 pm | 7.15 | .01 | 7.2 | 1 | 6.02 | 40 | 40 | --- | --- | --- | 7 | 30 |
| East Branch Dam | 9 | 11 JUN 09:30 pm | .87 | -.04 | 1.2 | 0 | 8.80 | 14 | 14 | --- | --- | --- | 0 | 67 |
| Hall Meadow Dam | 17 | 11 JUN 09:30 pm | 4.67 | -.02 | n/a | 1 | 9.29 | n/a | n/a | --- | --- | --- | 9 | 48 |
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New England District Corps of Engineers River Gages June 11, 2026 09:53 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: Margaret DiGiorno |
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| Naugatuck River @ Waterbury, Ct | 174 | 11 JUN 09:30 pm | 6.87 | 87 | .13 | 26 | .5 | 2190 | 10 | 5250 | 12.8 | |||
| Naugatuck River @ Beacon Falls, Ct | 259 | 11 JUN 09:30 pm | 1.64 | 206 | .44 | 81 | .8 | 3990 | 7 | 9950 | 10.7 | |||
| Housatonic River @ Stevenson, Ct | 1545 | 11 JUN 09:30 pm | 5.63 | 2,673 | 3.15 | 2,211 | 1.7 | 13700 | 11 | 27200 | 15 | |||