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| 64.6 |
the Green River will experience major flooding inundating much of the flood plain from the middle Green River valley downstream to Tukwilla. Some homes...businesses and neighborhoods will see significant flooding with some evacuations likely needed. Levees may be overtopped and erosion may damage levees. A stage of 63.5 feet or above on the Green River corresponds roughly to a phase 4 flood in the King County flood system. |
| 63.5 |
the Green River will inundate low areas from the middle Green River valley downstream to Auburn...with water over several roads including SE Green Valley Rd and West Valley Rd. Levees from Auburn down through Tukwilla may exhibit seeapage and may weaken due to saturation. A stage of 63.5 feet on the Green River corresponds roughly to a phase 4 flood in the King County flood system. |
| 61.7 |
the Green River will flood low areas of the middle Green River valley with water over SE Green Valley Rd. Some backwater inundation is possible in lower Mill Creek basin between Auburn and Kent. A stage of 61.7 feet on the Green River corresponds roughly to a phase 3 flood in the King County flood system. |
| 60.3 |
the Green River will spill over its banks into low areas in Green Valley and in lower Mill Creek basin between Auburn and Kent. A stage of 60.3 feet on the Green River corresponds roughly to a phase 2 flood in the King County flood system. |
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Latitude: 47.312500° N,
Longitude: 122.203000° W,
Horizontal Datum:
NAD83
River Stage Reference Frame |
Gauge Height |
Flood Stage |
Uses |
| NWS stage |
0 ft |
61.7 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 |
0 ft |
64 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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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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