| 38.5 | Entire length of Glasgow levee will be overtopped resulting in substantial flooding in the city. All residents south of the railroad tracks should have sought higher ground. | | 34.5 | Water starts to overflow the east end of the Glasgow levee. Residents should be prepared to evacuate southside of Glasgow. | | 33.8 | Highway 42 also known as Fort Peck Highway near Sullivan Park becomes submerged. Traffic barriers should be placed by law enforcement to restrict traffic. | | 33.5 | Water will overtop the Green Meadows levee. Homes behind this levee should be evacuated. | | 33.2 | This matches the stage level of the 1952 flood of record. | | 32.8 | This is a major flood. Most access roads to ranches and farm homes in the lower Milk River Valley are flooded. Many homes near the Highway 24 bridge and outside the Glasgow levee are also flooded. | | 32.5 | Homes immediately to the southwest side of the highway 24 bridge are threatened. | | 32.0 | Homes on the northeast side of the highway 24 bridge start to flood. Homes immediately to the east side of Sullivan Park are flooded. | | 31.5 | Home on the northeast side of the 6th Avenue Bridge becomes isolated by flood waters with water in the basement. | | 31.0 | Flooding will begin to affect buildings between the Fort Peck Highway and the Milk River east of Glasgow. Sullivan Park will be totally covered by flood waters. | | 30.0 | Flood waters will begin to cover 6th Avenue South. Many farmhouses will be cut-off by the floodwaters. Storm drainage valves along Glasgow levee will back-flood into the southside of Glasgow if not closed. | | 29.5 | Livestock/feedlots adjacent to Milk River become isolated by flood water. Livestock relocation to higher ground should have started. | | 26.0 | Flooding begins in the Sullivan recreation park. Some flooding will also occur on area farmlands. | | 25.0 | This is flood stage. Expect some low-land flooding to occur. |
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1) 33.20 ft on 04/18/1952
2) 33.00 ft on 04/05/1912
3) 32.84 ft on 03/06/1986
4) 32.80 ft on 03/25/1939
5) 32.70 ft on 04/12/1907
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Low water records are unavailable.
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