Bridgeport Harbor
MLLW – 3.6′ = MSL
MLLW – 8.8′ = AGL
Minor Flooding – 8.9 Ft. MLLW
Moderate Flooding – 10.4 Ft. MLLW
Severe Flooding – 11.4 Ft. MLLW
Stamford Hurricane Barrier
Note: MLLW-3.1 Ft. = NGVD
Note: Mean Tide Range: 7.2 Ft.
Barrier Designed to Protect 14.8′ NGVD Ocean Height
Minor Flooding – 9.5 Ft. MLLW (6.4 Ft. NGVD)
Moderate Flooding – 11.1 Ft. MLLW (8.0 Ft. NGVD)
Severe Flooding – 17.1 Ft. MLLW (14.0 Ft. NGVD)
New Haven Harbor
MLLW – 3.3′ = MSL
MLLW – 8.2′ = AGL
Minor Flooding – 8.6 Ft. MLLW
Moderate Flooding – 9.2 Ft. MLLW
Severe Flooding – 10.5 Ft. MLLW
New London Harbor
Note: Mean Tide Range: 2.57 Ft.
MLLW – 1.5′ = MSL
MLLW – 3.8′ = AGL
Minor Flooding – 5.0 Ft. MLLW
Moderate Flooding – 6.0 Ft. MLLW
Major Flooding – 7.75 Ft. MLLW
Historical Benchmarks
New London (in Ft. MLLW)
09/21/38 – 10.58
08/31/54 – 9.58
10/29/12 – 8.04 (Surge: 5.96ft)
11/25/50 – 7.58
09/14/44 – 7.08
09/12/60 – 6.88
11/07/53 – 6.78
08/28/11 – 6.55
10/31/91 – 6.47
11/12/68 – 6.38
01/23/87 – 6.24
12/11/92 – 6.18
Bridgeport (in Ft. MLLW)
10/29/12 – 13.26 (Surge – 7.95ft)
09/21/38 – 12.27
08/28/11 – 12.08 (surge – 4.65ft)
12/11/92 – 12.00
11/07/53 – 11.60
10/31/91 – 11.38
10/25/80 – 10.99
03/29/84 – 10.61
09/27/85 – 10.59
10/19/96 – 10.53
11/12/68 – 10.52
04/16/07 – 10.51
10/22/88 – 10.33
03/14/10 – 10.23
Stamford (in Ft. NGVD)
10/29/2012 – 11.0
09/21/1938 – 11.0
08/24/1893 – 10.3
08/31/1954 – 10.3
12/11/1992 – 10.1
02/06/1978 – 9.8
08/28/2011 – 9.6 (surge – 4.3ft)
11/25/50 – 9.5
11/12/68 – 9.4
10/19/96 – 9.1
10/25/80 – 9.0
10/31/91 – 9.0
New Haven (in Ft. MLLW) Since 2001
10/29/12 – 12.30ft (surge – 8.33ft)
08/28/11 – 11.57ft (surge – 4.65ft)
4/16/07 – 9.78ft
Old Lyme (datum unknown) Since 2001
10/29/12 – 8.06ft
8/28/11 – 6.91ft
4/16/07 – 5.38ft
Current Tide Data
New London
New Haven
Bridgeport
Historical Tide Data
Western Long Island Sound
Stamford Hurricane Barrier (Archive to 1893)
Hurricane Irene Tides
Hurricane Barrier Links
Hurricane Inundation Maps (by city)
Stamford Hurricane Barrier Water Levels & Predicted Tides
New London Hurricane Barrier Water Levels & Predicted Tides
Pawcatuck Hurricane Barrier Water Levels & Predicted Tides
Special thanks to the US Army Corps of Engineers and the National Weather Service in Upton, NY for providing information and data.
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