Diagram

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Flood Stage Estimate for

Rodeo Creek @ Hawthorne Drive

RHW on Rodeo Creek, Rodeo

Flood stages have been determined for the stream gauge called Rodeo Creek @ Hawthorne Drive. The plot on the right shows the latest stage data with horizontal lines for the gauge stages at locations in the table below.

Rodeo Creek @ Hawthorne Drive is located on Hawthorn Dr. bridge north of I-80 in Rodeo.

 

 Flood Stage Report and Maps.

 

Gauge Location Link

 

Please report flooding location and time:

 Report Flooding from Rodeo Creek

 

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FLOOD STAGES

Readings at the gauge that could indicate flooding at the location.

Flooding

Order

Gauge Stage

Flooding Locations

2nd

7.8

Fourth Street towards Vaqueros

1st

7.2

Between Parker and Vaqueros Avenue

How was the flood stage developed?

Computer Model

A HEC-RAS Model was made using LiDAR, survey data and some as-built plans. Flows were estimated using USGS StreamStats.

Certainty of flood stage accuracy?

We have 80% confidence in the model results.

The survey data reflected differences in the channel bottom since the date the LiDAR was flown in approximately 2008. We did not survey every bridge. To be fully confident in the model we would need to survey the entire creek reach.    LiDAR stands for Light Detection and Ranging. It's a technology that uses laser light to measure distances.

Future Efforts

The FC District may send postcard information to properties along the creek. This could include information on how they can help fine-tune the flood stage by reporting where and when flooding is experienced.

View Rodeo Creek @ Hawthorne Drive flood stages: RHW Direct Plot Link.

Please report flooding location and time: Report Flooding from Rodeo Creek

Click here for Flood Stage Report and Maps

Date: 4/21/2025 16:28:59

File location: G:\fldctl\Hydrology\Streamflow\Flood Stage Web Docs\AA-Merge_HTML.docm