{ "lid": "HSTM5", "usgsId": "", "reachId": "1101436", "name": "Mississippi River Below Lock and Dam 2 - Hastings", "description": "", "rfc": { "abbreviation": "NCRFC", "name": "North Central River Forecast Center" }, "wfo": { "abbreviation": "MPX", "name": "Chanhassen" }, "state": { "abbreviation": "MN", "name": "Minnesota" }, "county": "Dakota", "timeZone": "CST6CDT", "latitude": 44.756944444444, "longitude": -92.866111111111, "pedts": { "observed": "HTIRG", "forecast": "HTIFF" }, "status": { "observed": { "primary": 4.77, "primaryUnit": "ft", "secondary": 9.7, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-08-31T01:00:00Z" }, "forecast": { "primary": 4.7, "primaryUnit": "ft", "secondary": 9.28, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-08-31T06:00:00Z" } }, "flood": { "stageUnits": "ft", "flowUnits": "cfs", "categories": { "major": { "stage": 18, "flow": -9999 }, "moderate": { "stage": 17, "flow": -9999 }, "minor": { "stage": 15, "flow": -9999 }, "action": { "stage": 13, "flow": -9999 } }, "lro": { "minorCS": "< 0.05", "moderateCS": "< 0.05", "majorCS": "< 0.05", "producedTime": "2026-08-28T02:02:37Z", "interval": "SON" }, "crests": { "historic": [ { "occurredTime": "1965-04-17T00:00:00Z", "stage": 25.9, "flow": 0, "preliminary": "R", "olddatum": false }, { "occurredTime": "1969-04-16T00:00:00Z", "stage": 24.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-04-29T00:00:00Z", "stage": 22, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-04-17T00:00:00Z", "stage": 21.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1997-04-13T00:00:00Z", "stage": 21.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1952-04-16T00:00:00Z", "stage": 20.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-03-31T00:00:00Z", "stage": 19.49, "flow": 109300, "preliminary": "O", "olddatum": false }, { "occurredTime": "2024-06-29T14:30:00Z", "stage": 19.35, "flow": 108000, "preliminary": "P", "olddatum": false }, { "occurredTime": "2023-04-25T18:30:00Z", "stage": 18.98, "flow": 103628, "preliminary": "P", "olddatum": false }, { "occurredTime": "2014-06-27T11:00:00Z", "stage": 18.95, "flow": 124000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-06-28T00:00:00Z", "stage": 18.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1951-04-18T00:00:00Z", "stage": 18.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-04-13T05:00:00Z", "stage": 17.76, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-05-01T08:45:00Z", "stage": 17.5, "flow": 74500, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-03-30T05:00:00Z", "stage": 17.42, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2010-03-25T21:00:00Z", "stage": 17.22, "flow": 78200, "preliminary": "P", "olddatum": false }, { "occurredTime": "1975-05-04T00:00:00Z", "stage": 17.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1986-04-07T00:00:00Z", "stage": 16.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2023-05-21T19:00:00Z", "stage": 16.89, "flow": 82097, "preliminary": "P", "olddatum": false }, { "occurredTime": "2018-07-01T12:45:00Z", "stage": 16.6, "flow": 73500, "preliminary": "O", "olddatum": false }, { "occurredTime": "1957-06-30T00:00:00Z", "stage": 16.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2010-10-04T08:00:00Z", "stage": 16.22, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-07-18T15:00:00Z", "stage": 15.85, "flow": 45400, "preliminary": "O", "olddatum": false }, { "occurredTime": "1950-05-11T00:00:00Z", "stage": 15.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-05-27T10:45:00Z", "stage": 15.22, "flow": 55900, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-10-13T13:45:00Z", "stage": 15.19, "flow": 55600, "preliminary": "O", "olddatum": false }, { "occurredTime": "1972-07-29T00:00:00Z", "stage": 15.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2012-06-02T05:00:00Z", "stage": 15.07, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2013-07-02T05:00:00Z", "stage": 14.35, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-05-23T18:00:00Z", "stage": 12.87, "flow": 47500, "preliminary": "O", "olddatum": false } ], "recent": [ { "occurredTime": "2024-06-29T14:30:00Z", "stage": 19.35, "flow": 108000, "preliminary": "P", "olddatum": false }, { "occurredTime": "2023-05-21T19:00:00Z", "stage": 16.89, "flow": 82097, "preliminary": "P", "olddatum": false }, { "occurredTime": "2023-04-25T18:30:00Z", "stage": 18.98, "flow": 103628, "preliminary": "P", "olddatum": false }, { "occurredTime": "2019-03-31T00:00:00Z", "stage": 19.49, "flow": 109300, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-07-01T12:45:00Z", "stage": 16.6, "flow": 73500, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-05-01T08:45:00Z", "stage": 17.5, "flow": 74500, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-10-13T13:45:00Z", "stage": 15.19, "flow": 55600, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-05-27T10:45:00Z", "stage": 15.22, "flow": 55900, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-07-18T15:00:00Z", "stage": 15.85, "flow": 45400, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-05-23T18:00:00Z", "stage": 12.87, "flow": 47500, "preliminary": "O", "olddatum": false }, { "occurredTime": "2014-06-27T11:00:00Z", "stage": 18.95, "flow": 124000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2013-07-02T05:00:00Z", "stage": 14.35, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2012-06-02T05:00:00Z", "stage": 15.07, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-04-13T05:00:00Z", "stage": 17.76, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-03-30T05:00:00Z", "stage": 17.42, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2010-10-04T08:00:00Z", "stage": 16.22, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2010-03-25T21:00:00Z", "stage": 17.22, "flow": 78200, "preliminary": "P", "olddatum": false }, { "occurredTime": "2001-04-29T00:00:00Z", "stage": 22, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-04-17T00:00:00Z", "stage": 21.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1997-04-13T00:00:00Z", "stage": 21.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-06-28T00:00:00Z", "stage": 18.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1986-04-07T00:00:00Z", "stage": 16.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1975-05-04T00:00:00Z", "stage": 17.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1972-07-29T00:00:00Z", "stage": 15.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1969-04-16T00:00:00Z", "stage": 24.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1965-04-17T00:00:00Z", "stage": 25.9, "flow": 0, "preliminary": "R", "olddatum": false }, { "occurredTime": "1957-06-30T00:00:00Z", "stage": 16.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1952-04-16T00:00:00Z", "stage": 20.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1951-04-18T00:00:00Z", "stage": 18.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1950-05-11T00:00:00Z", "stage": 15.5, "flow": 0, "preliminary": "O", "olddatum": false } ] }, "lowWaters": { "historic": [ { "occurredTime": "1976-01-06T00:00:00Z", "stage": 4.05, "flow": -9999, "statement": "" } ] }, "impacts": [ { "stage": 36.6, "statement": "Prairie Island power plant may go to an emergency state to prepare for flooding." }, { "stage": 29.5, "statement": "Prairie Island power plant may go to an alert state to prepare for flooding." }, { "stage": 23, "statement": "Highway 10 at Point Douglas may be closed due to safety concerns." }, { "stage": 20.39, "statement": "Lock and dam 2 may end operations." }, { "stage": 20, "statement": "Flooding begins at Point Douglas." }, { "stage": 19, "statement": "Flood waters begin to affect eastern portions of Hastings." } ] }, "images": { "probability": { "weekint": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/HSTM5.SSTG.prob.weekint.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/HSTM5.QINE.prob.weekint.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/HSTM5.volume.prob.weekint.gif" }, "entperiod": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/HSTM5.SSTG.exceed.90day.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/HSTM5.QINE.exceed.90day.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/HSTM5.volume.exceed.90day.gif" }, "shortrange": "https://water.noaa.gov/resources/probabilistic/short_term/HSTM5.shortrange.hefs.png" }, "hydrograph": { "default": "https://water.noaa.gov/resources/hydrographs/hstm5_hg.png", "floodcat": "https://water.noaa.gov/resources/hydrographs/hstm5_record.png" }, "photos": [ { "id": "13107905377090867694", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 44.756944444444, -92.866111111111 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/hstm5/13107905377090867694.jpeg", "caption": "Looking Upriver" } }, { "id": "13112542094934610414", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 44.756944444444, -92.866111111111 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/hstm5/13112542094934610414.jpeg", "caption": "Looking Downriver" } }, { "id": "13116747301709091310", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 44.756944444444, -92.866111111111 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/hstm5/13116747301709091310.jpeg", "caption": "Gage Bridge Hwy 61" } } ] }, "dataAttribution": [ { "abbrev": "US Army Corps of Engineers", "text": "USACE - Building Strong", "title": "Observations courtesy of U.S. Army Corps of Engineers", "url": "https://water.usace.army.mil/office/mvp/location/LockDam_02" } ], "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": [] }, "horizontal": { "value": [] }, "notes": { "value": [] } }, "inundation": { "enabled": false, "url": "", "zeroDatum": null, "downloads": null, "siteSpecificInfo": "", "dataAttribution": [] }, "upstreamLid": "STPM5", "downstreamLid": "PREW3", "inService": { "enabled": true, "message": "" }, "lowThreshold": null, "forecastReliability": "Forecasts are issued routinely during the navigation season, and as needed at other times of the year.", "TruncateObs": "-1", "TruncateFcst": "7", "ObservedFloodCategory": "no_flooding", "ForecastFloodCategory": "no_flooding" }