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Naugatuck River at Beacon Falls

Critical Stages
11.5' - Action
12' - Flood
13' - Moderate
14' - Major

Latest Observation

Updated: 11:30 PM EST 12/10/25

Status: No Flooding

Stage: 1.82 ft

Flow: 0.176 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
1 AM 12/11 2.4 0.34
7 AM 12/11 2.4 0.34
1 PM 12/11 2.4 0.34
7 PM 12/11 2.3 0.303
1 AM 12/12 2.1 0.244
7 AM 12/12 1.9 0.194
1 PM 12/12 1.8 0.172
7 PM 12/12 1.7 0.151
1 AM 12/13 1.7 0.151
7 AM 12/13 1.7 0.151
TimeStage (ft)Flow (kcfs)
12:01 AM 12/11 -9999 -999
11:30 PM 12/10 1.82 0.176
11:15 PM 12/10 1.82 0.176
11:00 PM 12/10 1.81 0.174
10:45 PM 12/10 1.81 0.174
10:30 PM 12/10 1.79 0.17
10:15 PM 12/10 1.75 0.161
10:00 PM 12/10 1.73 0.157
9:45 PM 12/10 1.72 0.155
9:30 PM 12/10 1.7 0.151
9:15 PM 12/10 1.7 0.151
9:00 PM 12/10 1.67 0.145
8:45 PM 12/10 1.65 0.141
8:30 PM 12/10 1.62 0.136
8:15 PM 12/10 1.63 0.138
8:00 PM 12/10 1.58 0.129
7:45 PM 12/10 1.56 0.125
7:30 PM 12/10 1.54 0.122
7:15 PM 12/10 1.52 0.118
7:00 PM 12/10 1.52 0.118
6:45 PM 12/10 1.53 0.12
6:30 PM 12/10 1.53 0.12
6:16 PM 12/10 1.53 0.12
6:15 PM 12/10 1.53 0.12
6:00 PM 12/10 1.51 0.117
5:45 PM 12/10 1.51 0.117
5:30 PM 12/10 1.51 0.117
5:15 PM 12/10 1.52 0.118
5:00 PM 12/10 1.49 0.113
4:45 PM 12/10 1.51 0.117
Hydrograph for Naugatuck River at Beacon Falls
21' - Flooding begins along Route 8 from the Naugatuck Town Line downstream to the Seymour Town Line.
20' - The river level just touches the underside of the bridge on Bridge Street.
12' - Flooding begins in the upstream towns of Waterbury and Naugatuck.
DateStage (ft)
Aug 19, 1955 25.7
Aug 28, 2011 14.36
Mar 12, 1936 14.1
Jan 25, 1979 13.78
Jun 5, 1982 12.95
Mar 7, 2011 12.6
Apr 23, 2006 12.21
Apr 16, 2007 12.1
Apr 7, 1924 12.08

Data provided by the National Weather Service.