{ "lid": "MNKM5", "usgsId": "05325000", "reachId": "4142894", "name": "Minnesota River at Mankato", "description": "", "rfc": { "abbreviation": "NCRFC", "name": "North Central River Forecast Center" }, "wfo": { "abbreviation": "MPX", "name": "Chanhassen" }, "state": { "abbreviation": "MN", "name": "Minnesota" }, "county": "Blue Earth", "timeZone": "CST6CDT", "latitude": 44.1689, "longitude": -94.0031, "pedts": { "observed": "HGIRP", "forecast": "HGIFF" }, "status": { "observed": { "primary": 4.66, "primaryUnit": "ft", "secondary": 2.56, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-11-02T22:30:00Z" }, "forecast": { "primary": -999, "primaryUnit": "", "secondary": -999, "secondaryUnit": "", "floodCategory": "fcst_not_current", "validTime": "0001-01-01T00:00:00Z" } }, "flood": { "stageUnits": "ft", "flowUnits": "cfs", "categories": { "major": { "stage": 30, "flow": -9999 }, "moderate": { "stage": 25, "flow": -9999 }, "minor": { "stage": 22, "flow": -9999 }, "action": { "stage": 15, "flow": -9999 } }, "lro": { "minorCS": "< 0.05", "moderateCS": "< 0.05", "majorCS": "< 0.05", "producedTime": "2026-10-23T02:02:14Z", "interval": "NDJ" }, "crests": { "historic": [ { "occurredTime": "1993-06-21T00:00:00Z", "stage": 30.11, "flow": 75600, "preliminary": "R", "olddatum": false }, { "occurredTime": "1881-04-26T00:00:00Z", "stage": 29.9, "flow": 110000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2024-06-26T02:00:00Z", "stage": 29.76, "flow": 98400, "preliminary": "O", "olddatum": false }, { "occurredTime": "1965-04-10T00:00:00Z", "stage": 29.09, "flow": 94100, "preliminary": "O", "olddatum": false }, { "occurredTime": "2010-09-27T02:00:00Z", "stage": 28.25, "flow": 84600, "preliminary": "O", "olddatum": false }, { "occurredTime": "1997-04-10T00:00:00Z", "stage": 27.61, "flow": 79800, "preliminary": "O", "olddatum": false }, { "occurredTime": "1969-04-12T00:00:00Z", "stage": 27.07, "flow": 76700, "preliminary": "O", "olddatum": false 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"O", "olddatum": false }, { "occurredTime": "2023-05-17T09:00:00Z", "stage": 24.29, "flow": 58300, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-06-27T04:00:00Z", "stage": 23.33, "flow": 53400, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-05-13T00:00:00Z", "stage": 21.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-04-04T00:00:00Z", "stage": 21, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2023-04-23T07:00:00Z", "stage": 20.86, "flow": 42100, "preliminary": "O", "olddatum": false }, { "occurredTime": "1986-05-02T00:00:00Z", "stage": 20.3, "flow": 36300, "preliminary": "O", "olddatum": false }, { "occurredTime": "1986-04-08T00:00:00Z", "stage": 20.2, "flow": 29700, "preliminary": "O", "olddatum": false }, { "occurredTime": "1984-04-04T00:00:00Z", "stage": 19.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-06-18T00:00:00Z", "stage": 19.19, "flow": 0, 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"stage": 15.12, "flow": 15700, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-05-06T00:00:00Z", "stage": 14.84, "flow": 21700, "preliminary": "O", "olddatum": false }, { "occurredTime": "2009-04-07T00:00:00Z", "stage": 13.75, "flow": 19000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2003-05-15T00:00:00Z", "stage": 11.83, "flow": 15000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-06-26T00:00:00Z", "stage": 11.81, "flow": 13300, "preliminary": "O", "olddatum": false }, { "occurredTime": "2002-06-24T00:00:00Z", "stage": 10.74, "flow": 13000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2021-03-27T15:00:00Z", "stage": 10.2, "flow": 12000, "preliminary": "O", "olddatum": false } ], "recent": [ { "occurredTime": "2024-06-26T02:00:00Z", "stage": 29.76, "flow": 98400, "preliminary": "O", "olddatum": false }, { "occurredTime": "2023-05-17T09:00:00Z", "stage": 24.29, "flow": 58300, "preliminary": "O", "olddatum": false }, { "occurredTime": "2023-04-23T07:00:00Z", "stage": 20.86, "flow": 42100, "preliminary": "O", "olddatum": false }, { "occurredTime": "2022-05-19T23:30:00Z", "stage": 17.83, "flow": 30100, "preliminary": "O", "olddatum": false }, { "occurredTime": "2021-03-27T15:00:00Z", "stage": 10.2, "flow": 12000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2020-04-02T00:00:00Z", "stage": 17.92, "flow": 30600, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-03-22T23:00:00Z", "stage": 26.24, "flow": 69300, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-06-27T04:00:00Z", "stage": 23.33, "flow": 53400, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-10-10T15:30:00Z", "stage": 16.13, "flow": 25000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-05-26T05:45:00Z", "stage": 16.26, "flow": 25400, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-09-26T00:00:00Z", "stage": 19.15, "flow": 35000, "preliminary": 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"flow": 28700, "preliminary": "O", "olddatum": false }, { "occurredTime": "2006-04-10T00:00:00Z", "stage": 18.87, "flow": 33900, "preliminary": "O", "olddatum": false }, { "occurredTime": "2005-05-15T00:00:00Z", "stage": 15.48, "flow": 23900, "preliminary": "O", "olddatum": false }, { "occurredTime": "2004-06-15T00:00:00Z", "stage": 15.47, "flow": 23700, "preliminary": "O", "olddatum": false }, { "occurredTime": "2003-05-15T00:00:00Z", "stage": 11.83, "flow": 15000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2002-06-24T00:00:00Z", "stage": 10.74, "flow": 13000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-06-18T00:00:00Z", "stage": 19.19, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-04-27T00:00:00Z", "stage": 26.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-04-16T00:00:00Z", "stage": 26.96, "flow": 73700, "preliminary": "O", "olddatum": false }, { "occurredTime": "1998-04-04T00:00:00Z", "stage": 17.37, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1997-04-10T00:00:00Z", "stage": 27.61, "flow": 79800, "preliminary": "O", "olddatum": false }, { "occurredTime": "1996-06-26T00:00:00Z", "stage": 18.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1996-06-20T00:00:00Z", "stage": 18.74, "flow": 28000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1995-04-25T00:00:00Z", "stage": 19.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1995-04-24T00:00:00Z", "stage": 18.88, "flow": 27600, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-06-21T00:00:00Z", "stage": 30.11, "flow": 75600, "preliminary": "R", "olddatum": false }, { "occurredTime": "1993-05-13T00:00:00Z", "stage": 21.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-04-04T00:00:00Z", "stage": 21, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1991-06-25T00:00:00Z", "stage": 17.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1986-05-02T00:00:00Z", "stage": 20.3, "flow": 36300, "preliminary": "O", "olddatum": false }, { "occurredTime": "1986-04-08T00:00:00Z", "stage": 20.2, "flow": 29700, "preliminary": "O", "olddatum": false }, { "occurredTime": "1985-03-17T00:00:00Z", "stage": 17.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1984-06-26T00:00:00Z", "stage": 24.55, "flow": 41000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1984-04-04T00:00:00Z", "stage": 19.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1980-06-08T00:00:00Z", "stage": 15.12, "flow": 15700, "preliminary": "O", "olddatum": false }, { "occurredTime": "1969-04-12T00:00:00Z", "stage": 27.07, "flow": 76700, "preliminary": "O", "olddatum": false }, { "occurredTime": "1965-04-10T00:00:00Z", "stage": 29.09, "flow": 94100, "preliminary": "O", "olddatum": false }, { "occurredTime": "1952-04-14T00:00:00Z", "stage": 24.62, "flow": 53500, "preliminary": "O", "olddatum": false }, { "occurredTime": "1951-04-09T00:00:00Z", "stage": 26.2, "flow": 66600, "preliminary": "O", "olddatum": false }, { "occurredTime": "1881-04-26T00:00:00Z", "stage": 29.9, "flow": 110000, "preliminary": "O", "olddatum": false } ] }, "lowWaters": { "historic": [ { "occurredTime": "1934-08-04T00:00:00Z", "stage": 0.3, "flow": 26, "statement": "" }, { "occurredTime": "1976-09-12T00:00:00Z", "stage": 0.5, "flow": 58, "statement": "" }, { "occurredTime": "2012-10-13T00:00:00Z", "stage": 0.74, "flow": -9999, "statement": "" }, { "occurredTime": "2021-08-05T00:00:00Z", "stage": 1.16, "flow": 313, "statement": "" }, { "occurredTime": "1964-08-18T00:00:00Z", "stage": 1.3, "flow": -9999, "statement": "" }, { "occurredTime": "2022-10-09T00:00:00Z", "stage": 1.34, "flow": 376, "statement": "" }, { "occurredTime": "1961-09-05T00:00:00Z", "stage": 1.4, "flow": -9999, "statement": "" }, { "occurredTime": "2009-09-20T00:00:00Z", "stage": 1.53, "flow": -9999, "statement": "" }, { "occurredTime": "1988-08-02T00:00:00Z", "stage": 1.66, "flow": 120, "statement": "" }, { "occurredTime": "2008-10-05T00:00:00Z", "stage": 1.66, "flow": -9999, "statement": "" }, { "occurredTime": "1974-08-11T00:00:00Z", "stage": 1.8, "flow": -9999, "statement": "RECORD" } ] }, "impacts": [ { "stage": 26.6, "statement": "Flood waters begin to impact Highway 169 in North Mankato." }, { "stage": 25, "statement": "Highway 169 between St Peter and Mankato impacted in several locations. Barriers placed on east shoulder US 169 just north of St Peter at Rogers Creek or locally known as Robarts Creek. Hwy 22 bridge south of st peter closed (Spring flood impacts.)" }, { "stage": 24.5, "statement": "HWY 99 east of St Peter closed (estimated level for spring floods)" }, { "stage": 21, "statement": "Dike patrolling begins in Mankato." } ] }, "images": { "probability": { "weekint": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/MNKM5.SSTG.prob.weekint.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/MNKM5.QINE.prob.weekint.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/MNKM5.volume.prob.weekint.gif" }, "entperiod": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/MNKM5.SSTG.exceed.90day.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/MNKM5.QINE.exceed.90day.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/MNKM5.volume.exceed.90day.gif" }, "shortrange": "https://water.noaa.gov/resources/probabilistic/short_term/MNKM5.shortrange.hefs.png" }, "hydrograph": { "default": "https://water.noaa.gov/resources/hydrographs/mnkm5_hg.png", "floodcat": "https://water.noaa.gov/resources/hydrographs/mnkm5_record.png" }, "photos": [ { "id": "9532183552270995950", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 44.1689, -94.0031 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/mnkm5/9532183552270995950.jpeg", "caption": "Looking Upriver" } }, { "id": "9536708210123018734", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 44.1689, -94.0031 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/mnkm5/9536708210123018734.jpeg", "caption": "Looking Downriver" } }, { "id": "9541723984600437230", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 44.1689, -94.0031 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/mnkm5/9541723984600437230.jpeg", "caption": "Gage Bridge" } }, { "id": "9546608238589317614", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 44.1689, -94.0031 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/mnkm5/9546608238589317614.jpeg", "caption": "Gage Bridge 2" } } ] }, "dataAttribution": [ { "abbrev": "USGS (05325000)", "text": "direct link to USGS for this site", "title": "Obs courtesy of USGS (05325000)", "url": "https://waterdata.usgs.gov/monitoring-location/05325000/#parameterCode=00065&period=P7D&showMedian=false" } ], "impactsLowWaters": [], "normalThreshold": null, "hydronotes": [ { "statement": "River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.", "effective": "0401", "expiration": "0930" }, { "statement": "River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.", "effective": "1001", "expiration": "0331" }, { "statement": "Stage may be affected by ice.", "effective": "1101", "expiration": "0410" } ], "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": 747.92 } ] }, "horizontal": { "value": [] }, "notes": { "value": [] } }, "inundation": { "enabled": false, "url": "", "zeroDatum": null, "downloads": null, "siteSpecificInfo": "", "dataAttribution": [] }, "upstreamLid": "JUDM5", "downstreamLid": "SPTM5", "inService": { "enabled": true, "message": "" }, "lowThreshold": null, "forecastReliability": "Forecasts are issued as needed during times of high water, but are not routinely available.", "TruncateObs": "-1", "TruncateFcst": "7", "ObservedFloodCategory": "no_flooding", "ForecastFloodCategory": "fcst_not_current" }