{ "lid": "TRRN2", "usgsId": "10348000", "reachId": "8932012", "name": "Truckee River at Reno", "description": "TRUCKEE RIVER AT RENO", "rfc": { "abbreviation": "CNRFC", "name": "California Nevada River Forecast Center" }, "wfo": { "abbreviation": "REV", "name": "Reno" }, "state": { "abbreviation": "NV", "name": "Nevada" }, "county": "Washoe", "timeZone": "PST8PDT", "latitude": 39.530188865, "longitude": -119.7954684, "pedts": { "observed": "HGIRG", "forecast": "HGIFE" }, "status": { "observed": { "primary": 4.33, "primaryUnit": "ft", "secondary": 0.357, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-10-28T02:05:00Z" }, "forecast": { "primary": 4.5, "primaryUnit": "ft", "secondary": 0.419, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-11-01T11:00:00Z" } }, "flood": { "stageUnits": "ft", "flowUnits": "cfs", "categories": { "major": { "stage": 14, "flow": 18200 }, "moderate": { "stage": 13, "flow": 14500 }, "minor": { "stage": 12, "flow": 11400 }, "action": { "stage": 10, "flow": 6500 } }, "lro": null, "crests": { "historic": [ { "occurredTime": "1955-12-23T00:00:00Z", "stage": 14.62, "flow": 20800, "preliminary": "R", "olddatum": true }, { "occurredTime": "1950-11-21T00:00:00Z", "stage": 14.42, "flow": 19900, "preliminary": "P", "olddatum": true }, { "occurredTime": "1963-02-01T00:00:00Z", "stage": 14.05, "flow": 18400, "preliminary": "P", "olddatum": true }, { "occurredTime": "1997-01-02T00:00:00Z", "stage": 14, "flow": 18200, "preliminary": "P", "olddatum": true }, { "occurredTime": "2005-12-31T00:00:00Z", "stage": 13.52, "flow": 16400, "preliminary": "P", "olddatum": false }, { "occurredTime": "1907-03-18T00:00:00Z", "stage": 13.01, "flow": 14600, "preliminary": "P", "olddatum": true }, { "occurredTime": "1986-02-17T00:00:00Z", "stage": 12.96, "flow": 14400, "preliminary": "P", "olddatum": true }, { "occurredTime": "2017-01-09T00:45:00Z", "stage": 12.46, "flow": 12800, "preliminary": "P", "olddatum": false }, { "occurredTime": "1964-12-23T00:00:00Z", "stage": 11.96, "flow": 11300, "preliminary": "P", "olddatum": true }, { "occurredTime": "2017-02-10T04:30:00Z", "stage": 11.65, "flow": 10400, "preliminary": "P", "olddatum": false }, { "occurredTime": "1981-12-20T00:00:00Z", "stage": 10.98, "flow": 8690, "preliminary": "P", "olddatum": true }, { "occurredTime": "1980-01-14T00:00:00Z", "stage": 10.96, "flow": 8630, "preliminary": "P", "olddatum": true }, { "occurredTime": "1909-01-16T00:00:00Z", "stage": 10.89, "flow": 8540, "preliminary": "P", "olddatum": true }, { "occurredTime": "1952-05-03T00:00:00Z", "stage": 10.67, "flow": 7950, "preliminary": "P", "olddatum": true }, { "occurredTime": "1913-12-31T00:00:00Z", "stage": 10.48, "flow": 7520, "preliminary": "P", "olddatum": true }, { "occurredTime": "1996-05-18T00:00:00Z", "stage": 10.46, "flow": 7460, "preliminary": "P", "olddatum": true }, { "occurredTime": "1970-01-22T00:00:00Z", "stage": 10.43, "flow": 7400, "preliminary": "P", "olddatum": true }, { "occurredTime": "1983-03-13T00:00:00Z", "stage": 10.35, "flow": 7230, "preliminary": "P", "olddatum": true }, { "occurredTime": "1983-11-24T00:00:00Z", "stage": 10.21, "flow": 6920, "preliminary": "P", "olddatum": true }, { "occurredTime": "1967-05-22T00:00:00Z", "stage": 10.15, "flow": 6800, "preliminary": "P", "olddatum": true }, { "occurredTime": "2018-04-07T16:15:00Z", "stage": 10.1, "flow": 6690, "preliminary": "P", "olddatum": false }, { "occurredTime": "2023-05-23T00:00:00Z", "stage": 9.58, "flow": 5680, "preliminary": "P", "olddatum": false } ], "recent": [ { "occurredTime": "2023-05-23T00:00:00Z", "stage": 9.58, "flow": 5680, "preliminary": "P", "olddatum": false }, { "occurredTime": "2018-04-07T16:15:00Z", "stage": 10.1, "flow": 6690, "preliminary": "P", "olddatum": false }, { "occurredTime": "2017-02-10T04:30:00Z", "stage": 11.65, "flow": 10400, "preliminary": "P", "olddatum": false }, { "occurredTime": "2017-01-09T00:45:00Z", "stage": 12.46, "flow": 12800, "preliminary": "P", "olddatum": false }, { "occurredTime": "2005-12-31T00:00:00Z", "stage": 13.52, "flow": 16400, "preliminary": "P", "olddatum": false }, { "occurredTime": "1997-01-02T00:00:00Z", "stage": 14, "flow": 18200, "preliminary": "P", "olddatum": true }, { "occurredTime": "1996-05-18T00:00:00Z", "stage": 10.46, "flow": 7460, "preliminary": "P", "olddatum": true }, { "occurredTime": "1986-02-17T00:00:00Z", "stage": 12.96, "flow": 14400, "preliminary": "P", "olddatum": true }, { "occurredTime": "1983-11-24T00:00:00Z", "stage": 10.21, "flow": 6920, "preliminary": "P", "olddatum": true }, { "occurredTime": "1983-03-13T00:00:00Z", "stage": 10.35, "flow": 7230, "preliminary": "P", "olddatum": true }, { "occurredTime": "1981-12-20T00:00:00Z", "stage": 10.98, "flow": 8690, "preliminary": "P", "olddatum": true }, { "occurredTime": "1980-01-14T00:00:00Z", "stage": 10.96, "flow": 8630, "preliminary": "P", "olddatum": true }, { "occurredTime": "1970-01-22T00:00:00Z", "stage": 10.43, "flow": 7400, "preliminary": "P", "olddatum": true }, { "occurredTime": "1967-05-22T00:00:00Z", "stage": 10.15, "flow": 6800, "preliminary": "P", "olddatum": true }, { "occurredTime": "1964-12-23T00:00:00Z", "stage": 11.96, "flow": 11300, "preliminary": "P", "olddatum": true }, { "occurredTime": "1963-02-01T00:00:00Z", "stage": 14.05, "flow": 18400, "preliminary": "P", "olddatum": true }, { "occurredTime": "1955-12-23T00:00:00Z", "stage": 14.62, "flow": 20800, "preliminary": "R", "olddatum": true }, { "occurredTime": "1952-05-03T00:00:00Z", "stage": 10.67, "flow": 7950, "preliminary": "P", "olddatum": true }, { "occurredTime": "1950-11-21T00:00:00Z", "stage": 14.42, "flow": 19900, "preliminary": "P", "olddatum": true }, { "occurredTime": "1913-12-31T00:00:00Z", "stage": 10.48, "flow": 7520, "preliminary": "P", "olddatum": true }, { "occurredTime": "1909-01-16T00:00:00Z", "stage": 10.89, "flow": 8540, "preliminary": "P", "olddatum": true }, { "occurredTime": "1907-03-18T00:00:00Z", "stage": 13.01, "flow": 14600, "preliminary": "P", "olddatum": true } ] }, "lowWaters": { "historic": [] }, "impacts": [ { "stage": 15.5, "statement": "Record catastrophic flooding from Mogul to Reno. Property and infrastructure in the floodplain sustain heavy damage. Reno airport and portions of downtown under about 6 feet of water. Transportation, power, phone, water, and hospital services disrupted through region. Only Interstate 80, Wells and Highway 395 bridges likely to remain open. Downtown Reno flooded from approximately 3rd Street in north to Court/Mill Streets in south. " }, { "stage": 15, "statement": "Near Record flooding between Mogul and Reno with extensive flood damage. Reno airport and downtown flood several feet deep. Downtown Reno floods from approximately 2nd Street on the north side of the river to Court/Mill streets on the south. Casinos, hotels, stores, post office, courthouse, phone building, bus depot, churches, museums and parks flood. Utility lines on bridges may be severed. Idlewild and Wingfield Parks flood up to 10 feet. Bridges likely closed except I-80, Wells and 395. Similar to 97." }, { "stage": 14.5, "statement": "Major damage from Mogul to Reno. Extensive flood damage in downtown Reno and the Reno airport near level of January 1997 event. " }, { "stage": 14, "statement": "Major Flood stage. Major flooding with serious damage from Mogul to Reno. Downtown Reno and the Reno airport begin to have serious river flooding roughly between 2nd Street on the north to Court/Mill Streets on the south. Transportation severely impacted, many roads and bridges flood. " }, { "stage": 13.5, "statement": "Moderate flooding from Mogul to Reno. Flooding area includes downtown Reno with impacts expanding into multiple commercial and municipal buildings. Flooding may start impacting the airport. Slightly above the level of the 12/31/05 flooding. " }, { "stage": 13, "statement": "Moderate Flood stage. Moderate flooding from Mogul to Reno. Only I-80, Keystone, Virginia street, Wells Ave and Highway 395 bridges likely to remain open. Flooding expected to begin impacting downtown Reno along north side of river near Booth Street and along Riverside and portions of 1st Street. Flooding may also start occurring at the Grand Sierra Resort RV Park unless protective measures are implemented. " }, { "stage": 12.5, "statement": "Minor flooding from Mogul to Reno. River flooding low areas, parks, and trails between Mogul and Reno. Out of bank flow near Booth Street and 1st Street is possible. Arlington, Sierra, Center, and Lake Street Bridges likely closed. Debris accumulation or bank erosion may lead to expanded impacts. Similar to 1/9/17 flood event." }, { "stage": 12, "statement": "Flood stage. Minor flooding with bank full conditions from Mogul to Reno with significant inundation to Truckee River Walk, riverside parks and damage to park infrastructure. Impacts to transportation, as many downtown Reno bridges may be closed for public safety and to facilitate debris removal. Overtopping of river bank near Booth Street in Reno is possible." }, { "stage": 11.5, "statement": "Near maximum safe flow from Mogul to Greg Street Bridge in Reno, minor flooding of bike path and riverside parks. Close monitoring is necessary as debris build up or bank erosion could easily lead to flooding. Similar to 2/10/2017 flood event." }, { "stage": 11, "statement": "Very high flows with some inconvenience flooding of riverside parks and bike path." }, { "stage": 10, "statement": "Monitor Stage, No flooding from Mogul to Greg Street Bridge in Reno. Significant preparations to riverside parks begin in advance of this level. Releases from flood control reservoirs (Prosser, Stampede and Boca) are cut slightly in advance of this level. Similar to high flow of 4/7/2008." } ] }, "images": { "probability": { "weekint": { "stage": "", "flow": "", "volume": "" }, "entperiod": { "stage": "", "flow": "", "volume": "" }, "shortrange": "https://water.noaa.gov/resources/probabilistic/short_term/TRRN2.shortrange.hefs.png" }, "hydrograph": { "default": "https://water.noaa.gov/resources/hydrographs/trrn2_hg.png", "floodcat": "https://water.noaa.gov/resources/hydrographs/trrn2_record.png" }, "photos": [ { "id": "11456754798426198510", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 39.530188865, -119.7954684 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/trrn2/11456754798426198510.jpeg", "caption": "Downstream view along the left bank from below the gage site" } }, { "id": "11464690609499017710", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 39.530188865, -119.7954684 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/trrn2/11464690609499017710.jpeg", "caption": "Upstream view along the left bank from below the gage site" } }, { "id": "11480416061022671342", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 39.530188865, -119.7954684 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/trrn2/11480416061022671342.jpeg", "caption": "Upstream view from below the gage site" } }, { "id": "10925441922088636910", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 39.530188865, -119.7954684 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/trrn2/10925441922088636910.jpeg", "caption": "Looking downstream." } }, { "id": "10959627035676316142", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 39.530188865, -119.7954684 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/trrn2/10959627035676316142.jpeg", "caption": "Gauge house." } }, { "id": "10994365036109042158", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 39.530188865, -119.7954684 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/trrn2/10994365036109042158.jpeg", "caption": "Looking upstream." } } ] }, "dataAttribution": [ { "abbrev": "US Geological Survey", "text": "USGS--Water Resources of the United States", "title": "US Geological Survey", "url": "http://waterdata.usgs.gov/nwis/rt" }, { "abbrev": "USGS", "text": "10348000", "title": "Observations courtesy of U.S. Geological Survey", "url": "https://waterdata.usgs.gov/nwis/inventory/?site_no=10348000" } ], "impactsLowWaters": [], "normalThreshold": { "value": 0, "units": "ft" }, "hydronotes": [ { "statement": "Stage may be affected by ice during winter months.", "effective": "0101", "expiration": "1231" }, { "statement": "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.", "effective": "", "expiration": "" } ], "datums": { "vertical": { "value": [ { "label": "North American Vertical Datum of 1988", "abbrev": "NAVD88", "description": "A fixed reference for elevations determined by geodetic leveling. The datum was derived from a general adjustment of the first-order terrestrial leveling nets of the United States, Canada, and Mexico. In the adjustment, only the height of the primary tidal bench mark, referenced to the International Great Lakes Datum of 1985 (IGLD 85) local mean sea level height value, at Father Point, Rimouski, Quebec, Canada was held fixed, thus providing minimum constraint. NAVD 88 and IGLD 85 are identical. However, NAVD 88 bench mark values are given in Helmert orthometric height units while IGLD 85 values are in dynamic heights. See International Great Lakes Datum of 1985, National Geodetic Vertical Datum of 1929, and geopotential difference. NAVD 88 should not be used as Mean Sea Level.", "value": 4448.04 } ] }, "horizontal": { "value": [] }, "notes": { "value": [] } }, "inundation": { "enabled": false, "url": "", "zeroDatum": null, "downloads": null, "siteSpecificInfo": "", "dataAttribution": [] }, "upstreamLid": "MOGN2", "downstreamLid": "VISN2", "inService": { "enabled": true, "message": "" }, "lowThreshold": { "units": "ft", "value": 0 }, "forecastReliability": "Forecasts are issued routinely year-round.", "TruncateObs": "-1", "TruncateFcst": "-1", "ObservedFloodCategory": "no_flooding", "ForecastFloodCategory": "no_flooding" }