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Atchafalaya River - Gauge MCGL1
Morgan City, LA
Lat: 29.69N, Lon: 91.21W

Critical Stages
4' -Action	4' -Flood	7' -Moderate Flood	12' -Major Flood

Latest Observation
Updated: 3:00:00 PM CDT MON SEP 6 2010

Stage:

3.94 ft

Forecast

Forecast not available for this location.

	Date CDT	Stage ft
Observation history unavailable for thie location.

Data provided by NOAA Advanced Hydrologic Prediction Service

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Flood Impacts
20.0	THERE IS A CATASTROPHIC FLOOD THREAT. EVACUATION OF THE CITIES OF BERWICK AND MORGAN CITY IS STRONGLY RECOMMENDED. FLOOD WALLS PROTECT THE CITIES TO AN ELEVATION OF 21 FEET
12.0	THERE IS A MAJOR FLOOD THREAT. BACK WATER FLOODING OF BAYOU BOUEF WILL CAUSE DAMAGE EAST OF MORGAN CITY TO THE COMMUNITY OF AMELIA. STRUCTURES ON THE RIVER SIDE OF PROTECTION WALLS IN MORGAN CITY AND BERWICK WILL BE UNDER WATER. RIVER TRAFFIC RESTRICTIONS WILL BE STRICTLY ENFORCED
9.0	STRUCTURES ON THE RIVER SIDE OF PROTECTION WALLS IN MORGAN CITY AND BERWICK WILL BE UNDER WATER. RIVER TRAFFIC RESTRICTIONS WILL BE STRICTLY ENFORCED
7.0	BUILDINGS AT THE FOOT OF ANN STREET ON THE RIVER SIDE OF THE FLOOD WALL WILL FLOOD AS WATER OVERTOPS THE RIO OIL COMPANY DOCK. BUILDINGS ON THE RIVER SIDE OF THE BERWICK FLOODWALL WILL FLOOD. RIVER TRAFFIC RESTRICTIONS WILL BE STRICTLY ENFORCED
6.0	THE CITY DOCK WILL BE UNDER WATER. WATER WILL COVER THE LOWER END OF BELLEVIEW FRONT STREET IN BERWICK. VESSEL TRAFFIC WILL BE AFFECTED BY STRONGER RIVER CURRENT AND VESSEL TRAFFIC SAFETY RULES WILL BE STRICTLY ENFORCED BY THE U. S. COAST GUARD
5.0	FLOODWALL GATES WILL BE CLOSED TO PROTECT AGAINST HIGHER STAGES. VESSEL TRAFFIC WILL BE AFFECTED BY STRONGER RIVER CURRENT AND VESSEL TRAFFIC SAFETY RULES WILL BE STRICTLY ENFORCED BY THE U. S. COAST GUARD
4.0	WATER WILL MOVE UP THE BANK AND ACROSS ACCESS ROADS BELOW THE CITY DOCK. FLOODWALL GATES SHOULD BE CLOSED BY THE 5 FOOT STAGE TO PROTECT AGAINST HIGHER STAGES. VESSEL TRAFFIC WILL BE AFFECTED BY STRONGER RIVER CURRENT AND VESSEL TRAFFIC SAFETY RULES WILL BE STRICTLY ENFORCED BY THE U. S. COAST GUARD

Historical Crests	Low Water Records
1) 10.53 ft on 05/28/1973 2) 8.46 ft on 06/27/1957 3) 8.06 ft on 04/05/1997 4) 7.95 ft on 04/18/1975 5) 7.32 ft on 06/06/1983 6) 7.00 ft on 04/16/1976 7) 6.99 ft on 05/04/1979 8) 6.90 ft on 10/03/2002 9) 6.80 ft on 08/26/1992 10) 6.76 ft on 06/10/1927	Historical low water information is not available.

Location		Stage	Condition
Lakes
	Myette Point/Grand Lake - Gauge GNDL1	4.11 ft	Normal

Amite River
	Bayou Manchac - Gauge BYML1	-999.00 ft	Old Data
	Port Vincent - Gauge PVLL1	2.44 ft	Normal

Atchafalaya River
	Bayou Sorrel Lock - Gauge BSRL1	4.30 ft	Normal
	Butte Larose - Gauge BLRL1	5.76 ft	Normal

Mississippi River
	Donaldsonville - Gauge DONL1	8.83 ft	Normal
	Reserve - Gauge RRVL1	6.90 ft	Normal