Salt River (MO) at New London

Last updated: Apr 3, 2025, 2:17 AM UTC
No watches, warnings or advisories are in effect for this area.

Flood Impacts 🅘

  • 31.8 - This is the RECORD FLOOD LEVEL that was reached on April 22 1973.
  • 28.3 - At 60,000 cfs the bridge at Highway 79 becomes flooded.
  • 27.1 - Several homes and farm buildings near State Highways A and H are flooded.

Gauge Info

Coordinates 39.6122, -91.4072
RFC NCRFC
State MO
WFO LSX
County Ralls
Data Provider(s)
US Geological Survey USGS--Water Resources of the United States
USGS 05508000

Gauge Location

Recent Crests

1. 20.44 ft on 07-20-2010
2. 16.82 ft on 04-27-2009
3. 20.61 ft on 09-14-2008
4. 27.46 ft on 08-01-2008
5. 12.34 ft on 03-01-2007

Historic Crests

1. 31.80 ft on 04-22-1973
2. 31.09 ft on 07-29-1981
3. 30.62 ft on 10-14-1969
4. 29.92 ft on 08-02-1958
5. 28.30 ft on 06-21-1928 1

Vertical Datum Table

type NAVD88
major Flooding 503.93 ft
moderate Flooding 501.93 ft
minor Flooding 495.93 ft
action 493.93 ft
Latest Value 482.20 ft
Gauge Zero 476.93 ft

Gauge Photos

Photo 1 of 11

Magnolia Road near Highway A on July 31, 2008 at 27.2 ft.

Probability Information

Photo 1 of 3

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.

WFO Information

Weather Forecast Office
St. Louis
12 Missouri Research Park Drive
St. Charles, MO 63304
Official Homepage