{ "lid": "NBOI2", "usgsId": "", "reachId": "14807135", "name": "Mississippi River at New Boston", "description": "COE", "rfc": { "abbreviation": "NCRFC", "name": "North Central River Forecast Center" }, "wfo": { "abbreviation": "DVN", "name": "Davenport" }, "state": { "abbreviation": "IL", "name": "Illinois" }, "county": "Mercer", "timeZone": "CST6CDT", "latitude": 41.191388888889, "longitude": -91.055555555556, "pedts": { "observed": "HTIRG", "forecast": "HTIFE" }, "status": { "observed": { "primary": 3.25, "primaryUnit": "ft", "secondary": 28.1, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-08-30T21:10:00Z" }, "forecast": { "primary": 3.3, "primaryUnit": "ft", "secondary": 28.7, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-08-31T00:00:00Z" } }, "flood": { "stageUnits": "ft", "flowUnits": "cfs", "categories": { "major": { "stage": 18.5, "flow": -9999 }, "moderate": { "stage": 16.5, "flow": -9999 }, "minor": { "stage": 15, "flow": -9999 }, "action": { "stage": 14, "flow": -9999 } }, "lro": { "minorCS": "0.08", "moderateCS": "0.06", "majorCS": "< 0.05", "producedTime": "2026-08-28T20:02:41Z", "interval": "SON" }, "crests": { "historic": [ { "occurredTime": "1993-07-09T00:00:00Z", "stage": 25.9, "flow": 0, "preliminary": "R", "olddatum": false }, { "occurredTime": "2008-06-17T00:00:00Z", "stage": 25.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-06-01T21:26:00Z", "stage": 24.42, "flow": 332390, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-05-03T00:00:00Z", "stage": 23.59, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1965-04-28T00:00:00Z", "stage": 23.14, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-04-25T00:00:00Z", "stage": 22.46, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-05-01T00:00:00Z", "stage": 21.83, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1973-04-25T00:00:00Z", "stage": 21.73, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-04-10T00:00:00Z", "stage": 21.04, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-04-24T14:00:00Z", "stage": 20.96, "flow": 249744, "preliminary": "O", "olddatum": false }, { "occurredTime": "2023-05-03T00:00:00Z", "stage": 20.85, "flow": 0, "preliminary": "P", "olddatum": false }, { "occurredTime": "2024-07-11T18:30:00Z", "stage": 20.82, "flow": 248105, "preliminary": "P", "olddatum": false }, { "occurredTime": "1969-04-26T00:00:00Z", "stage": 19.76, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1975-05-08T00:00:00Z", "stage": 19.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1997-04-21T00:00:00Z", "stage": 19.67, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1951-04-28T00:00:00Z", "stage": 19.61, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1986-10-07T00:00:00Z", "stage": 19.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1952-04-28T00:00:00Z", "stage": 19.44, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1974-06-26T00:00:00Z", "stage": 18.98, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1979-04-07T00:00:00Z", "stage": 18.76, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-09-30T00:00:00Z", "stage": 18.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1960-04-04T00:00:00Z", "stage": 18.68, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-05-12T00:00:00Z", "stage": 18.47, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2004-06-02T00:00:00Z", "stage": 18.05, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1944-06-29T00:00:00Z", "stage": 18.04, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1967-04-16T00:00:00Z", "stage": 17.93, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-06-01T00:00:00Z", "stage": 17.79, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-03-21T00:00:00Z", "stage": 17.41, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1947-06-20T00:00:00Z", "stage": 17.34, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2026-04-24T02:20:00Z", "stage": 17.16, "flow": 187430, "preliminary": "P", "olddatum": false }, { "occurredTime": "1961-04-04T00:00:00Z", "stage": 17.12, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1938-09-24T00:00:00Z", "stage": 17, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1962-04-07T00:00:00Z", "stage": 16.99, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1999-05-27T00:00:00Z", "stage": 16.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1948-03-22T00:00:00Z", "stage": 16.82, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1942-06-15T00:00:00Z", "stage": 16.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2002-06-08T00:00:00Z", "stage": 16.73, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-06-20T00:00:00Z", "stage": 16.63, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2000-06-17T00:00:00Z", "stage": 16.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1982-04-18T00:00:00Z", "stage": 16.45, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1945-04-01T00:00:00Z", "stage": 16.27, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-03-29T20:00:00Z", "stage": 16.24, "flow": 173245, "preliminary": "O", "olddatum": false }, { "occurredTime": "1946-03-30T00:00:00Z", "stage": 15.92, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1954-05-16T00:00:00Z", "stage": 15.78, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1971-04-25T00:00:00Z", "stage": 15.67, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2002-04-29T00:00:00Z", "stage": 15.57, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1972-05-03T00:00:00Z", "stage": 15.55, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-06-19T00:00:00Z", "stage": 15.54, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2003-05-24T00:00:00Z", "stage": 15.53, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1984-06-29T00:00:00Z", "stage": 15.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1992-04-30T00:00:00Z", "stage": 15.22, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1943-04-18T00:00:00Z", "stage": 15, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1959-04-05T00:00:00Z", "stage": 15, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1937-03-10T00:00:00Z", "stage": 15, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1985-04-10T00:00:00Z", "stage": 14.96, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1991-05-27T00:00:00Z", "stage": 14.88, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-06-08T00:00:00Z", "stage": 14.58, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1950-05-01T00:00:00Z", "stage": 14.28, "flow": 0, "preliminary": "O", "olddatum": false } ], "recent": [ { "occurredTime": "2026-04-24T02:20:00Z", "stage": 17.16, "flow": 187430, "preliminary": "P", "olddatum": false }, { "occurredTime": "2024-07-11T18:30:00Z", "stage": 20.82, "flow": 248105, "preliminary": "P", "olddatum": false }, { "occurredTime": "2023-05-03T00:00:00Z", "stage": 20.85, "flow": 0, "preliminary": "P", "olddatum": false }, { "occurredTime": "2019-06-01T21:26:00Z", "stage": 24.42, "flow": 332390, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-05-03T00:00:00Z", "stage": 23.59, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-04-10T00:00:00Z", "stage": 21.04, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-05-12T00:00:00Z", "stage": 18.47, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-06-01T00:00:00Z", "stage": 17.79, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-09-30T00:00:00Z", "stage": 18.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-03-29T20:00:00Z", "stage": 16.24, "flow": 173245, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-06-19T00:00:00Z", "stage": 15.54, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-04-24T14:00:00Z", "stage": 20.96, "flow": 249744, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-06-17T00:00:00Z", "stage": 25.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-05-01T00:00:00Z", "stage": 21.83, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2004-06-02T00:00:00Z", "stage": 18.05, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2003-05-24T00:00:00Z", "stage": 15.53, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2002-06-08T00:00:00Z", "stage": 16.73, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2002-04-29T00:00:00Z", "stage": 15.57, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-06-08T00:00:00Z", "stage": 14.58, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-04-25T00:00:00Z", "stage": 22.46, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2000-06-17T00:00:00Z", "stage": 16.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1999-05-27T00:00:00Z", "stage": 16.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1997-04-21T00:00:00Z", "stage": 19.67, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-07-09T00:00:00Z", "stage": 25.9, "flow": 0, "preliminary": "R", "olddatum": false }, { "occurredTime": "1992-04-30T00:00:00Z", "stage": 15.22, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1991-05-27T00:00:00Z", "stage": 14.88, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-06-20T00:00:00Z", "stage": 16.63, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1986-10-07T00:00:00Z", "stage": 19.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1985-04-10T00:00:00Z", "stage": 14.96, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1984-06-29T00:00:00Z", "stage": 15.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-03-21T00:00:00Z", "stage": 17.41, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1982-04-18T00:00:00Z", "stage": 16.45, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1979-04-07T00:00:00Z", "stage": 18.76, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1975-05-08T00:00:00Z", "stage": 19.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1974-06-26T00:00:00Z", "stage": 18.98, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1973-04-25T00:00:00Z", "stage": 21.73, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1972-05-03T00:00:00Z", "stage": 15.55, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1971-04-25T00:00:00Z", "stage": 15.67, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1969-04-26T00:00:00Z", "stage": 19.76, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1967-04-16T00:00:00Z", "stage": 17.93, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1965-04-28T00:00:00Z", "stage": 23.14, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1962-04-07T00:00:00Z", "stage": 16.99, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1961-04-04T00:00:00Z", "stage": 17.12, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1960-04-04T00:00:00Z", "stage": 18.68, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1959-04-05T00:00:00Z", "stage": 15, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1954-05-16T00:00:00Z", "stage": 15.78, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1952-04-28T00:00:00Z", "stage": 19.44, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1951-04-28T00:00:00Z", "stage": 19.61, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1950-05-01T00:00:00Z", "stage": 14.28, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1948-03-22T00:00:00Z", "stage": 16.82, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1947-06-20T00:00:00Z", "stage": 17.34, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1946-03-30T00:00:00Z", "stage": 15.92, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1945-04-01T00:00:00Z", "stage": 16.27, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1944-06-29T00:00:00Z", "stage": 18.04, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1943-04-18T00:00:00Z", "stage": 15, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1942-06-15T00:00:00Z", "stage": 16.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1938-09-24T00:00:00Z", "stage": 17, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1937-03-10T00:00:00Z", "stage": 15, "flow": 0, "preliminary": "O", "olddatum": false } ] }, "lowWaters": { "historic": [] }, "impacts": [ { "stage": 26, "statement": "Water overtops the levee at L&D 17." }, { "stage": 21.1, "statement": "Water overtops the upper spillway at Lake Odessa." }, { "stage": 21, "statement": "Water affects grain elevators in New Boston. Water overtops the upper lock wall of L&D 17." }, { "stage": 20.6, "statement": "The Lake Odessa levee overtops." }, { "stage": 19.2, "statement": "Water overtops the spillway at the south end of Lake Odessa." }, { "stage": 18.1, "statement": "Lock and Dam 17 is closed." } ] }, "images": { "probability": { "weekint": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/NBOI2.SSTG.prob.weekint.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/NBOI2.QINE.prob.weekint.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/NBOI2.volume.prob.weekint.gif" }, "entperiod": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/NBOI2.SSTG.exceed.90day.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/NBOI2.QINE.exceed.90day.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/NBOI2.volume.exceed.90day.gif" }, "shortrange": "https://water.noaa.gov/resources/probabilistic/short_term/NBOI2.shortrange.hefs.png" }, "hydrograph": { "default": "https://water.noaa.gov/resources/hydrographs/nboi2_hg.png", "floodcat": "https://water.noaa.gov/resources/hydrographs/nboi2_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": "MUSI4", "downstreamLid": "KHBI2", "inService": { "enabled": true, "message": "" }, "lowThreshold": null, "forecastReliability": "Forecasts are issued routinely year-round.", "TruncateObs": "-1", "TruncateFcst": "7", "ObservedFloodCategory": "no_flooding", "ForecastFloodCategory": "no_flooding" }