{ "lid": "EOKI4", "usgsId": "", "reachId": "6966863", "name": "Mississippi River at Keokuk", "description": "", "rfc": { "abbreviation": "NCRFC", "name": "North Central River Forecast Center" }, "wfo": { "abbreviation": "DVN", "name": "Davenport" }, "state": { "abbreviation": "IA", "name": "Iowa" }, "county": "Lee", "timeZone": "CST6CDT", "latitude": 40.3975, "longitude": -91.374166666667, "pedts": { "observed": "HTIRG", "forecast": "HTIFE" }, "status": { "observed": { "primary": 3.86, "primaryUnit": "ft", "secondary": 48.2, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-08-30T19:40:00Z" }, "forecast": { "primary": 4, "primaryUnit": "ft", "secondary": 50, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-08-31T00:00:00Z" } }, "flood": { "stageUnits": "ft", "flowUnits": "cfs", "categories": { "major": { "stage": 19, "flow": -9999 }, "moderate": { "stage": 17.5, "flow": -9999 }, "minor": { "stage": 16, "flow": -9999 }, "action": { "stage": 14, "flow": -9999 } }, "lro": { "minorCS": "< 0.05", "moderateCS": "< 0.05", "majorCS": "< 0.05", "producedTime": "2026-08-28T20:02:41Z", "interval": "SON" }, "crests": { "historic": [ { "occurredTime": "1993-07-10T00:00:00Z", "stage": 27.58, "flow": 446000, "preliminary": "R", "olddatum": false }, { "occurredTime": "2008-06-17T00:00:00Z", "stage": 26.95, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-05-30T22:30:00Z", "stage": 25.6, "flow": 469801, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-05-02T00:00:00Z", "stage": 23.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1973-04-23T00:00:00Z", "stage": 23.5, "flow": 344000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2014-07-07T00:00:00Z", "stage": 23.38, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-05-14T00:00:00Z", "stage": 22.94, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2013-04-20T00:00:00Z", "stage": 22.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1965-05-01T00:00:00Z", "stage": 22.14, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1960-04-04T00:00:00Z", "stage": 21.83, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1851-06-06T00:00:00Z", "stage": 21, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1944-05-27T00:00:00Z", "stage": 20.85, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-04-26T00:00:00Z", "stage": 20.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1947-06-20T00:00:00Z", "stage": 20.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1951-05-12T00:00:00Z", "stage": 20.15, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-05-03T00:00:00Z", "stage": 19.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-04-11T00:00:00Z", "stage": 19.78, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1888-05-16T00:00:00Z", "stage": 19.65, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1903-06-05T00:00:00Z", "stage": 19.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1929-03-23T00:00:00Z", "stage": 19.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1998-04-15T00:00:00Z", "stage": 19.29, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1986-10-05T00:00:00Z", "stage": 19.27, "flow": 268000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1892-06-30T00:00:00Z", "stage": 19.25, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1974-05-21T00:00:00Z", "stage": 19.14, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-04-23T12:00:00Z", "stage": 18.98, "flow": 293383, "preliminary": "O", "olddatum": false }, { "occurredTime": "1952-04-27T00:00:00Z", "stage": 18.95, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1996-05-28T00:00:00Z", "stage": 18.93, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-06-15T22:00:00Z", "stage": 18.92, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1881-10-29T00:00:00Z", "stage": 18.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1948-03-23T00:00:00Z", "stage": 18.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1962-04-07T00:00:00Z", "stage": 18.58, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1905-06-10T00:00:00Z", "stage": 18.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1897-04-28T00:00:00Z", "stage": 18.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-06-21T00:00:00Z", "stage": 18.34, "flow": 263000, "preliminary": "O", "olddatum": false }, { "occurredTime": 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"occurredTime": "1997-04-17T00:00:00Z", "stage": 17.43, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1982-04-18T00:00:00Z", "stage": 17.25, "flow": 225000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1919-05-08T00:00:00Z", "stage": 17.15, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1946-01-11T00:00:00Z", "stage": 16.95, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-09-11T00:00:00Z", "stage": 16.91, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-09-02T00:00:00Z", "stage": 16.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-12-28T00:00:00Z", "stage": 16.84, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1945-03-03T00:00:00Z", "stage": 16.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1985-03-06T00:00:00Z", "stage": 16.8, "flow": 207000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1916-05-09T00:00:00Z", "stage": 16.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1918-06-12T00:00:00Z", "stage": 16.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1920-04-10T00:00:00Z", "stage": 16.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1884-04-01T00:00:00Z", "stage": 16.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1999-04-29T00:00:00Z", "stage": 16.54, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1876-04-17T00:00:00Z", "stage": 16.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-06-27T08:20:00Z", "stage": 16.5, "flow": 252165, "preliminary": "O", "olddatum": false }, { "occurredTime": "1938-09-26T00:00:00Z", "stage": 16.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1870-04-27T00:00:00Z", "stage": 16.4, "flow": 0, "preliminary": "O", "olddatum": false }, { 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{ "occurredTime": "2023-05-05T00:00:00Z", "stage": 17.71, "flow": 0, "preliminary": "P", "olddatum": false }, { "occurredTime": "2019-05-30T22:30:00Z", "stage": 25.6, "flow": 469801, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-05-02T00:00:00Z", "stage": 23.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-04-11T00:00:00Z", "stage": 19.78, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-09-11T00:00:00Z", "stage": 16.91, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-06-02T00:00:00Z", "stage": 16.19, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-12-28T00:00:00Z", "stage": 16.84, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-06-27T08:20:00Z", "stage": 16.5, "flow": 252165, "preliminary": "O", "olddatum": false }, { "occurredTime": "2014-07-07T00:00:00Z", "stage": 23.38, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2013-04-20T00:00:00Z", "stage": 22.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-06-15T22:00:00Z", "stage": 18.92, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-06-03T08:00:00Z", "stage": 16.32, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-05-26T18:00:00Z", "stage": 16.15, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-04-23T12:00:00Z", "stage": 18.98, "flow": 293383, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-06-17T00:00:00Z", "stage": 26.95, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-05-03T00:00:00Z", "stage": 19.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-05-14T00:00:00Z", "stage": 22.94, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1999-04-29T00:00:00Z", "stage": 16.54, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1998-07-07T00:00:00Z", "stage": 16.22, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1998-04-15T00:00:00Z", "stage": 19.29, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1997-04-17T00:00:00Z", "stage": 17.43, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1996-05-28T00:00:00Z", "stage": 18.93, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1995-05-17T00:00:00Z", "stage": 16, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-09-02T00:00:00Z", "stage": 16.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-07-10T00:00:00Z", "stage": 27.58, "flow": 446000, "preliminary": "R", "olddatum": false }, { "occurredTime": "1993-04-26T00:00:00Z", "stage": 20.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-06-21T00:00:00Z", "stage": 18.34, "flow": 263000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1986-10-05T00:00:00Z", "stage": 19.27, "flow": 268000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1985-03-06T00:00:00Z", "stage": 16.8, "flow": 207000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1984-06-29T00:00:00Z", "stage": 16.31, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-04-04T00:00:00Z", "stage": 18.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1982-04-18T00:00:00Z", "stage": 17.25, "flow": 225000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1979-04-06T00:00:00Z", "stage": 18.05, "flow": 257000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1976-04-25T00:00:00Z", "stage": 18.27, "flow": 259000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1975-05-09T00:00:00Z", "stage": 17.68, "flow": 252000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1974-05-21T00:00:00Z", "stage": 19.14, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1973-04-23T00:00:00Z", "stage": 23.5, "flow": 344000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1965-05-01T00:00:00Z", "stage": 22.14, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1962-04-07T00:00:00Z", "stage": 18.58, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1960-04-04T00:00:00Z", "stage": 21.83, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1952-04-27T00:00:00Z", "stage": 18.95, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1951-05-12T00:00:00Z", "stage": 20.15, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1948-03-23T00:00:00Z", "stage": 18.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1947-06-20T00:00:00Z", "stage": 20.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1946-01-11T00:00:00Z", "stage": 16.95, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1945-03-03T00:00:00Z", "stage": 16.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1944-05-27T00:00:00Z", "stage": 20.85, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1938-09-26T00:00:00Z", "stage": 16.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1937-03-10T00:00:00Z", "stage": 16.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1929-03-23T00:00:00Z", "stage": 19.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1922-04-24T00:00:00Z", "stage": 17.45, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1920-04-10T00:00:00Z", "stage": 16.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1919-05-08T00:00:00Z", "stage": 17.15, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1918-06-12T00:00:00Z", "stage": 16.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1916-05-09T00:00:00Z", "stage": 16.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1912-04-06T00:00:00Z", "stage": 17.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1905-06-10T00:00:00Z", "stage": 18.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1903-06-05T00:00:00Z", "stage": 19.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1897-04-28T00:00:00Z", "stage": 18.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1892-06-30T00:00:00Z", "stage": 19.25, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1888-05-16T00:00:00Z", "stage": 19.65, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1886-05-06T00:00:00Z", "stage": 16, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1884-04-01T00:00:00Z", "stage": 16.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1881-10-29T00:00:00Z", "stage": 18.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1880-06-29T00:00:00Z", "stage": 17.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1876-04-17T00:00:00Z", "stage": 16.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1870-04-27T00:00:00Z", "stage": 16.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1851-06-06T00:00:00Z", "stage": 21, "flow": 0, "preliminary": "O", "olddatum": false } ] }, "lowWaters": { "historic": [] }, "impacts": [ { "stage": 30, "statement": "Water reaches the top of the Keokuk city levee that protects industrial area along Mississippi Drive south of Victory Park. " }, { "stage": 27, "statement": "Water affects residences in Nauvoo and reaches the top of the levee protecting the historical Nauvoo House." }, { "stage": 25.5, "statement": "Water affects the railroad tracks in downtown Keokuk." }, { "stage": 24, "statement": "Water affects low lying buildings in Hamilton and affects U.S. Highway 136 near the Mississippi River bridge. Water also affects Keokuks sewage treatment plant." }, { "stage": 23, "statement": "Water affects Illinois Highway 96 between Nauvoo and Hamilton." }, { "stage": 22, "statement": "Water affects the Warsaw water treatment plant." }, { "stage": 21.2, "statement": "Lock and Dam 19 is closed." }, { "stage": 21, "statement": "Water affects Keokuks Victory Drive." }, { "stage": 20, "statement": "Water affects the industrial area in Keokuk south of the city levee and affects the parking lot at Victory Park as well as much of the park. In Alexandria, water affects U.S. Highway 61 in several places." }, { "stage": 19.5, "statement": "Water reaches critical stage for Des Moines and Mississippi Levee District Number 1." }, { "stage": 19, "statement": "Water affects low lying buildings in Warsaw and affects County Road 12." }, { "stage": 18.4, "statement": "U.S. Highway 61 closes at the bridge over the Des Moines River between Alexandria and Keokuk." }, { "stage": 16, "statement": "Water affects low lying buildings in rural areas. Water affects the railroad tracks in Alexandria." } ] }, "images": { "probability": { "weekint": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/EOKI4.SSTG.prob.weekint.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/EOKI4.QINE.prob.weekint.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/EOKI4.volume.prob.weekint.gif" }, "entperiod": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/EOKI4.SSTG.exceed.90day.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/EOKI4.QINE.exceed.90day.gif", "volume": "" }, "shortrange": "https://water.noaa.gov/resources/probabilistic/short_term/EOKI4.shortrange.hefs.png" }, "hydrograph": { "default": "https://water.noaa.gov/resources/hydrographs/eoki4_hg.png", "floodcat": "https://water.noaa.gov/resources/hydrographs/eoki4_record.png" }, "photos": [] }, "dataAttribution": [ { "abbrev": "U.S. Army Corps of Engineers", "text": "U.S. Army Corps of Engineers", "title": "U.S. Army Corps of Engineers", "url": "https://www.mvr.usace.army.mil/" }, { "abbrev": "COE", "text": "Website", "title": "Observations courtesy of U.S. Army Corps of Engineers", "url": "https://www.rivergages.com/" } ], "impactsLowWaters": [], "normalThreshold": null, "hydronotes": [ { "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": "0401" } ], "datums": { "vertical": { "value": [] }, "horizontal": { "value": [] }, "notes": { "value": [] } }, "inundation": { "enabled": false, "url": "", "zeroDatum": null, "downloads": null, "siteSpecificInfo": "", "dataAttribution": [] }, "upstreamLid": "FMDI4", "downstreamLid": "GGYM7", "inService": { "enabled": true, "message": "" }, "lowThreshold": null, "forecastReliability": "Forecasts are issued routinely year-round.", "TruncateObs": "-1", "TruncateFcst": "7", "ObservedFloodCategory": "no_flooding", "ForecastFloodCategory": "no_flooding" }