2025-12-25T02:30:00-08:00
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Portions of northwest Arizona, including the following county, Mohave, southern California, including the following county, San Bernardino, and southern Nevada, including the following county, Clark. * WHEN...Until 230 AM PST /330 AM MST/. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry washes. Overflowing poor drainage areas. Some low-water crossings may become impassable. * ADDITIONAL DETAILS... - At 1248 AM PST /148 AM MST/, Doppler radar and automated rain gauges indicated heavy rain. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.25 and 0.75 inches of rain have fallen. - Some locations that will experience flooding include... Lake Havasu City, Bullhead City, Kingman, Laughlin, Yucca, Wikieup, Topock, Needles, Wild Cow Campground, Hualapai Mountain Park, Dw Ranch Road, Blake Ranch Road, New Kingman- Butler, Golden Valley, Valentine, Oatman, Chloride, Burro Creek Campground, Diamond M Ranch and Desert Hills. - This includes the following highways... Interstate 40 in Arizona between mile markers 1 and 93. the Colorado River between mile markers 224 and 230. - http://www.weather.gov/safety/flood
Summary
The ideal streamflow range for the Santa Maria River is between 200 and 800 cubic feet per second (cfs). The river has a class rating of III to IV, meaning it has moderate to difficult rapids and requires moderate to advanced skills.
The Santa Maria River has a segment mileage of approximately 10 miles. Some of the specific river rapids and obstacles include the Eye of the Needle, Wall Slammer, and the Screaming Left Turn. These rapids offer exciting challenges for experienced whitewater rafters.
Specific regulations for the area include a permit system through the Bureau of Land Management (BLM) and a limit on the number of daily users. Additionally, all visitors must pack out their trash and follow Leave No Trace principles to protect the natural environment.
River Run Details
| Last Updated | 2025-06-06 |
| River Levels | 0 cfs (1.37 ft) |
| Percent of Normal | 0% |
| Status | |
| Class Level | None |
| Elevation | ft |
| Streamflow Discharge | cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 09424900 |
Weather Forecast
Nearby Streamflow Levels
Area Campgrounds
| Location | Reservations | Toilets |
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Camp Area E
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Camp Area C
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Camp Area D (undeveloped)
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Group Camp Area
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Ramada Area
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Complete Hookups
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Santa Maria River
Bill Williams River