| 61.0 | THE RIVER LEVEL IS AT THE NET GRADE PROTECTION OF THE LEVEE SYSTEM | | 60.0 | THE RIVER IS AT THE LOWEST HEIGHT OF THE BACK RING PROTECTION LEVEE AROUND THE CITY OF SIMMESPORT | | 43.0 | THE RIVER STAGE IS AT THE NATURAL GROUND ELEVATION OF AREAS PROTECTED BY THE LEVEE SYSTEM | | 40.0 | THERE WILL BE FLOODING OF AREAS OUTSIDE THE LEVEES IN THE ATCHAFALYA FLOODWAY | | 35.0 | BACKWATER FLOODING OF UNPROTECTED AREAS ABOVE SIMMESPORT WILL BEGIN |
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1) 59.13 ft on 05/16/1927
2) 57.33 ft on 05/16/1922
3) 57.14 ft on 04/30/1945
4) 55.83 ft on 05/13/1912
5) 55.03 ft on 03/01/1937
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1) 0.31 ft on 11/01/1991
2) 0.70 ft on 10/17/1976
3) 0.77 ft on 01/17/1981
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