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| 41.6 |
This is the 500 Year Flood level. |
| 39.1 |
This is the 100 Year Flood level. |
| 37.9 |
This is the 50 Year Flood level. |
| 36.5 |
This is the 25 Year Flood level. |
| 34.3 |
This is the 10 Year Flood level. |
| 26.0 |
Flood Water will enter a few homes upstream from the gage. |
| 23.0 |
Water will reach the approach road of State Road 167 Bridge. |
| 19.5 |
A few families will need to be evacuated from locations north of town. |
| 19.0 |
Florida Cavern State Park will be closed by high water. |
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Photos
(1) Chipola River at Marianna - KML
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Latitude: 30.770000° N,
Longitude: 85.210000° W,
Horizontal Datum:
NAD83
River Stage Reference Frame |
Gauge Height |
Flood Stage |
Uses |
| NWS stage |
0 ft |
19 ft |
Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps |
| Vertical Datum |
Elevation (gauge height = 0) |
Elevation (gauge height = flood stage) |
Elevation information source |
| NAVD88 |
N/A |
N/A |
Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps |
| NGVD 29 |
52 ft |
71 ft |
Older USGS topographic maps, NGVD29 benchmarks |
| MSL |
N/A |
N/A |
Older USGS topographic maps, MSL benchmarks |
| Other |
N/A |
N/A |
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USGS Funding for this site was re-established. All data is collected by satellite DCP. |
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Hydrologic Resources
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Additional Resources
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here. |
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NWS Information |
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