Scientific Investigations Report 2006–5323
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2006–5323
Table 8. Comparison of flood profiles at limits of study area to adjacent published profiles, Duck and Jordan Creeks, Juneau, Alaska.
[Abbreviations: FEMA, 1990, Federal Emergency Management Agency, 1990; ft, foot]
| Flood profile | Water-surface elevation in current study (ft) |
Water-surface elevation in FEMA, 1990 (ft) |
|---|---|---|
| Duck Creek, downstream from confluence with tributary near Nancy Street (15053200) | ||
| 500-year | 31.5 | 29.8 |
| 100-year | 30.7 | 29.4 |
| 50-year | 30.4 | 29.1 |
| 10-year | 29.1 | 28.2 |
| Jordan Creek, upstream from Egan Drive (15052475) | ||
| 500-year | 31.5 | 29.8 |
| 100-year | 30.7 | 29.4 |
| 50-year | 30.4 | 29.1 |
| 10-year | 29.1 | 28.2 |
U.S.
Department of the Interior | U.S. Geological
Survey
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