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The Colorado Department of Public Health and Environment has issued the following... WHAT...Air Quality Health Advisory for Ozone. WHERE...Clear Creek, Gilpin, Park, Teller, El Paso, Fremont, Elbert and Pueblo Counties. Locations include, but are not limited to Georgetown, Central City, Fairplay, Cripple Creek, Colorado Springs, Canon City, Kiowa and Pueblo. WHEN...200 PM Monday April 20 to 1200 AM Tuesday April 21 IMPACTS...An intrusion of ozone from high in the atmosphere may result in ozone concentrations reaching the Unhealthy for Sensitive groups category within the advisory area Monday afternoon and evening. Ozone levels should gradually decrease overnight Monday night. HEALTH INFORMATION...Public Health Recommendations: Increasing likelihood of respiratory symptoms and breathing discomfort in active children and adults and people with lung disease, such as asthma. Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy outdoor exertion.
Niangua River
Last Updated: April 20, 2026
Total streamflow across the
Niangua River
was last observed at
4,650
cfs, and is expected to yield approximately
9,223
acre-ft of water today; about 289%
of normal.
River levels are high.
Average streamflow for this time of year is
1,609 cfs,
with recent peaks last observed
on
2015-12-27 when daily discharge volume was observed at
85,000 cfs.
Maximum discharge along the river is currently at the
Niangua River At Tunnel Dam Near Macks Creek
reporting a streamflow rate of 3,310 cfs.
This is also the highest stage along the Niangua River, with a gauge stage of
5.95 ft at this location.
This river is monitored from 2 different streamgauging stations along the Niangua River, the highest being situated at an altitude of 915 ft, the
Niangua River At Windyville.
The Niangua River is a tributary of the Osage River located in central Missouri, USA.
15-Day Long Term Forecast
River Details
| Last Updated | 2026-04-20 |
| Discharge Volume | 9,223 ACRE-FT |
| Streamflow |
4,650.0 cfs
Past 24 Hours: -8060.0 cfs (-63.41%) |
| Percent of Normal | 289.01% |
| Maximum |
85,000.0 cfs
2015-12-27 |
| Seasonal Avg | 1,609 cfs |
River Streamflow Levels
| Streamgauge | Streamflow | Gauge Stage | 24hr Change (%) | % Normal | Minimum (cfs) | Maximum (cfs) | Air Temp | Elevation |
|---|---|---|---|---|---|---|---|---|
|
Niangua River At Windyville
USGS 06923250 |
1340 cfs | 4.17 ft | -73.57 | |||||
|
Niangua River At Tunnel Dam Near Macks Creek
USGS 06923950 |
3310 cfs | 5.95 ft | -56.68 |
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile
The Niangua River is a 125-mile-long (201 km) tributary of the Osage River in the Ozarks region of southern and central Missouri in the United States. Via the Osage and Missouri rivers it is part of the watershed of the Mississippi River.
Niangua River has the name of Niangua (or Nehemgar), an Indian tribal leader. The name is said to mean "bear".
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