Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of Spring 2024. Existing AHPS content and features will be preserved and expanded within NWPS. The NWS is now accepting feedback on NWPS. Please visit https://www.weather.gov/owp/operations for more information.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit https://www.weather.gov/owp/operations for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.

Weather Forecast Office Reno, NV

California Nevada River Forecast Center

Hydrograph

River at a Glance

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Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

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Printable Image About this graph Tabular Data (UTC) Tabular Data (PST) Datum: NGVD29 Metadata

NOTE: Stage may be affected by ice during winter months. NOTE: Reported historic crests have been estimated using recent ratings due to previous channel, location and/or datum changes. USGS observed crests can be found at: waterdata.usgs.gov/nwis/rt Please also see Additional Information tab at the bottom of this page. NOTE: Forecasts for the East Fork Carson River near Markleeville are issued routinely year-round.

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Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 11 Moderate Flood Stage: 10 Flood Stage: 9 Action Stage: 8 Low Stage (in feet): -9999 Historic Crests (1) 11.64 ft on 01/02/1997 (2) 10.72 ft on 01/31/1963 (P) (3) 9.77 ft on 01/09/2017 (P) (4) 9.33 ft on 12/31/2005 (P) (5) 9.07 ft on 03/08/1986 (P) Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 8.15 ft on 04/07/2018 (P) (2) 8.67 ft on 02/10/2017 (P) (3) 9.77 ft on 01/09/2017 (P) (4) 9.33 ft on 12/31/2005 (P) (5) 11.64 ft on 01/02/1997 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records (1) 1.67 ft on 09/10/1987 (2) 1.76 ft on 09/05/1977 (3) 1.76 ft on 09/11/1988 Show More Low Water Records

Zoom Level:16 Legend FEMA Layer Gauge Location Disclaimer Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

Flood Impacts & Photos

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12	Major impacts to transportation, communication, power and water systems. In excess of January 1997 event.
11	Major Flood Stage. Major impact to transportation including Highways 89 and 4. Communication, water and power systems may be impacted. Significant inundation of low lying rangelands.
10	Moderate Flood Stage. Moderate flooding impacting Carson River Resort campground, and potential for significant bank erosion causing road damage along Highways 89 and 4.
9	Minor Flood Stage. Minor flooding from Monitor Creek to Bryant Creek including impacts to river campgrounds and possible impacts to highway due to bank erosion. Similar to 1/8/17, 2/10/17 and 12/31/2005.
8	Monitor Stage. No flooding from from Monitor Creek to Bryant Creek, river near bankfull and may require precautionary measures to move resources away from the river. Additional impacts to recreational river users.
Photos (1) Downstream View from Below the Gage Site - Stage 2.80 feet (2) Upstream View from Above the Gage Site - Stage 2.80 feet (3) Upstream View from Gage Site - Stage 2.80 feet

About This Location

Latitude: 38.714722° N, Longitude: 119.763889° W, Horizontal Datum: NAD27 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 9 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps Vertical Datum Elevation (gauge height = 0) Elevation (gauge height = flood stage) Elevation information source NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps NGVD 29 5400 5407 Older USGS topographic maps, NGVD29 benchmarks MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks Other Not Available Not Available   Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for Markleeville

Additional Information

Reported historic crest estimates have been normalized using USGS Rating 23 (as of 10/25/2023) due to previous channel, location and/or datum changes. For observed crests please go to:https://nwis.waterdata.usgs.gov/usa/nwis/peak/?site_no=10308200

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary California-Nevada River Forecast Center Homepage USGS Real-Time Hydrologic Data for Nevada USGS Real-Time Hydrologic Data for California NWS Climate Prediction Center: Outlook Maps, Graphs & Tables NV NRCS Snow Program Inundation Mapping Locations California Data Exchange Guide to NWS Hydrologic Information on the Web

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management NWS Headquarters, Silver Spring MD NWS Western Region Headquarters, Salt Lake City UT Western Regional Climate Center, Reno NV NWS Forecast Office Homepage, Reno NV NOAA Snow Information Center Flood Smart Web Page FEMA Flood Insurance Program FEMA Flood Insurance Rate Maps Interface

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. NWS Information National Weather Service Reno Weather Forecast Office 2350 Raggio Pkwy Reno, NV 89512-3900 (775) 673-8100 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:27 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities