Monocacy River at Jug Bridge near Frederick, Frederick County MD (FDKM2)
Gage Location: Frederick County, MarylandSite Location: Frederick County, Maryland
Latitude: 39.028Longitude: -77.366Elevation: 231.92 ft. MSLDrainage Area: 817 Sq. Mi.
Minor Stage: 15 ft. Moderate Stage: 17 ft.Major Stage: 20 ft.
First Flood: 1889-06-01Last Flood: 2014-05-17 Crest: 18.65 ft.Datum change: 1929-10-01Number of Floods: 114

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Height Above Flood Stage for Entire Period of Record
Height Above FSTotal OccurencePercent of Crest OccurrenceCumulative Total Flood OccurrencePercent of Floods above Listed Value
15 ft to 16 ft2421.115 ft or above 114100.0
16 ft to 17 ft2723.716 ft or above 9078.9
17 ft to 18 ft2320.217 ft or above 6355.3
18 ft to 19 ft1210.518 ft or above 4035.1
19 ft to 20 ft76.119 ft or above 2824.6
20 ft to 21 ft97.920 ft or above 2118.4
21 ft to 22 ft43.521 ft or above 1210.5
22 ft to 23 ft21.822 ft or above 87.0
23 ft to 24 ft10.923 ft or above 65.3
24 ft to 25 ft00.024 ft or above 54.4
25 ft to 26 ft10.925 ft or above 54.4
26 ft to 27 ft00.026 ft or above 43.5
27 ft to 28 ft00.027 ft or above 43.5
28 ft to 29 ft10.928 ft or above 43.5
29 ft to 30 ft00.029 ft or above 32.6
30 ft to 31 ft21.830 ft or above 32.6
31 ft to 32 ft00.031 ft or above 10.9
32 ft to 33 ft00.032 ft or above 10.9
33 ft to 34 ft00.033 ft or above 10.9
34 ft to 35 ft00.034 ft or above 10.9
35 ft to 36 ft10.935 ft or above 10.9
Height Above Flood Stage After Datum Change
Height Above FSTotal OccurencePercent of Crest OccurrenceCumulative Total Flood OccurrencePercent of Floods above Listed Value
15 ft to 16 ft2421.215 ft or above 113100.0
16 ft to 17 ft2723.916 ft or above 8978.8
17 ft to 18 ft2320.417 ft or above 6254.9
18 ft to 19 ft1210.618 ft or above 3934.5
19 ft to 20 ft76.219 ft or above 2723.9
20 ft to 21 ft98.020 ft or above 2017.7
21 ft to 22 ft43.521 ft or above 119.7
22 ft to 23 ft21.822 ft or above 76.2
23 ft to 24 ft10.923 ft or above 54.4
24 ft to 25 ft00.024 ft or above 43.5
25 ft to 26 ft10.925 ft or above 43.5
26 ft to 27 ft00.026 ft or above 32.7
27 ft to 28 ft00.027 ft or above 32.7
28 ft to 29 ft10.928 ft or above 32.7
29 ft to 30 ft00.029 ft or above 21.8
30 ft to 31 ft10.930 ft or above 21.8
31 ft to 32 ft00.031 ft or above 10.9
32 ft to 33 ft00.032 ft or above 10.9
33 ft to 34 ft00.033 ft or above 10.9
34 ft to 35 ft00.034 ft or above 10.9
35 ft to 36 ft10.935 ft or above 10.9