South Umpqua River near Riddle
Future / Actual / Minor
OWP 2.0 WWA Modal Title
01/11/2021, 10:04 PM UTC through 01/11/2021, 10:04 PM UTC
Sender
Sent
- Warning: no valid ratings curve available. Transformations to and from FEET/CFS/KCFS will not happen.No secondary data available. Transformations for Flow data and a secondary Y axis cannot be made at this time.
Traces and Thresholds Click to turn on/off display
CATEGORY STAGE 
Major Flooding 24 ft Moderate Flooding 21 ft Minor Flooding 19 ft Action 18 ft Reliability of the Forecast:
NOTE: Forecasts are issued routinely year-round.
Gauge readings unavailable - awaiting repair.
National Water Model Hydrograph
Official NWS streamflow forecasts are produced by NWS hydrologic forecasters for river gauge locations using hydrologic models which are calibrated to that location. This process considers additional guidance and information, including local expertise and experience, to produce the best forecast possible. The NWM output provides supplemental guidance to NWS forecasters and should not be considered an official NWS river forecast.
Flood Impacts
- 20.32 - Record stage since installation of gage. Widespread flooding of low-lying agricultural land is occurring. Some structures along and near the river are flooded.
- 20 - Widespread flooding of low-lying agricultural land and some structures is occurring along the South Umpqua River in the vicinity of Riddle.
- 19 - The South Umpqua River near Riddle is at flood stage. Widespread flooding of low-lying agricultural land and structures along the river is occurring.
Gauge Info
| Coordinates | 42.9519, -123.335 |
| RFC | NWRFC |
| State | OR |
| WFO | MFR |
| County | Douglas |
| Data Provider(s) | |
| Douglas County Natural Resources | Douglas County Natural Resources |
| USGS | NONE |
Gauge Location
Recent Crests
| 1. | 14.02 ft | on 11-20-2012 |
| 2. | 20.32 ft | on 12-30-2005 |
| 3. | 19.81 ft | on 01-01-1997 |
| 4. | 20.09 ft | on 12-09-1996 |
| 5. | 19.00 ft | on 11-19-1996 |
Recent Crests
| 1. | 14.02 ft | on 11-20-2012 |
| 2. | 20.32 ft | on 12-30-2005 |
| 3. | 19.81 ft | on 01-01-1997 |
| 4. | 20.09 ft | on 12-09-1996 |
| 5. | 19.00 ft | on 11-19-1996 |
| 6. | 16.72 ft | on 12-12-1995 |
| 7. | 18.40 ft | on 01-09-1995 |
Historic Crests
| 1. | 20.32 ft | on 12-30-2005 |
| 2. | 20.09 ft | on 12-09-1996 |
| 3. | 19.81 ft | on 01-01-1997 |
| 4. | 19.00 ft | on 11-19-1996 |
| 5. | 18.40 ft | on 01-09-1995 |
Historic Crests
| 1. | 20.32 ft | on 12-30-2005 |
| 2. | 20.09 ft | on 12-09-1996 |
| 3. | 19.81 ft | on 01-01-1997 |
| 4. | 19.00 ft | on 11-19-1996 |
| 5. | 18.40 ft | on 01-09-1995 |
| 6. | 16.72 ft | on 12-12-1995 |
| 7. | 14.02 ft | on 11-20-2012 |
Vertical Datum Table
| type | NGVD29 |
|---|---|
| major Flooding | 646.33 ft |
| moderate Flooding | 643.33 ft |
| minor Flooding | 641.33 ft |
| action | 640.33 ft |
| Latest Value | N/A |
| Gauge Zero | 622.33 ft |
Gauge Photos
No Images Found
Unique Local Info
This gauge is awaiting repair. Funding is not available and will not be for the foreseeable future.
Collaborative Agencies
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.
Resources
Hydrologic Resource Links
- River Forecast Centers
- Text Products
- Past Precipitation
- Forecast Precipitation
- Northwest River Forecast Center
- California Nevada River Forecast Center
- Snow values Interactive Map
- Mean daily surface air temperature
- Cumulative thawing degree days
- Reservoir summary for Oregon (nrcs)
- Reservoir summary for California (nrcs)
- Inundation Mapping Locations
