{ "lid": "MORI2", "usgsId": "05542500", "reachId": "14780114", "name": "Illinois River at Morris", "description": "", "rfc": { "abbreviation": "NCRFC", "name": "North Central River Forecast Center" }, "wfo": { "abbreviation": "LOT", "name": "Romeoville" }, "state": { "abbreviation": "IL", "name": "Illinois" }, "county": "Grundy", "timeZone": "CST6CDT", "latitude": 41.354583, "longitude": -88.4285, "pedts": { "observed": "HGIRG", "forecast": "HGIFF" }, "status": { "observed": { "primary": 5.38, "primaryUnit": "ft", "secondary": 5.96, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-08-30T21:45:00Z" }, "forecast": { "primary": 5.3, "primaryUnit": "ft", "secondary": 5.65, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-08-31T12:00:00Z" } }, "flood": { "stageUnits": "ft", "flowUnits": "cfs", "categories": { "major": { "stage": 22, "flow": -9999 }, "moderate": { "stage": 18, "flow": -9999 }, "minor": { "stage": 16, "flow": -9999 }, "action": { "stage": 13, "flow": -9999 } }, "lro": { "minorCS": "0.21", "moderateCS": "0.19", "majorCS": "0.11", "producedTime": "2026-08-28T22:02:21Z", "interval": "SON" }, "crests": { "historic": [ { "occurredTime": "2013-04-19T00:00:00Z", "stage": 24.91, "flow": 0, "preliminary": "R", "olddatum": false }, { "occurredTime": "2008-09-16T00:00:00Z", "stage": 24.84, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2020-05-19T00:00:00Z", "stage": 24.8, "flow": 103000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1957-07-14T00:00:00Z", "stage": 23.91, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1916-02-21T00:00:00Z", "stage": 23.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-02-22T00:00:00Z", "stage": 23.71, "flow": 89300, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-11-29T00:00:00Z", "stage": 23.13, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1982-12-04T00:00:00Z", "stage": 23.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-05-02T00:00:00Z", "stage": 23.03, "flow": 81200, "preliminary": "O", "olddatum": false }, { "occurredTime": "1997-02-22T00:00:00Z", "stage": 22.64, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2009-03-11T00:00:00Z", "stage": 22.59, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1950-04-26T00:00:00Z", "stage": 22.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2005-01-14T00:00:00Z", "stage": 21.89, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2007-08-25T00:00:00Z", "stage": 21.69, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1985-03-03T00:00:00Z", "stage": 21.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1943-05-21T00:00:00Z", "stage": 21.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1942-02-07T00:00:00Z", "stage": 21.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2002-05-13T14:00:00Z", "stage": 21.35, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-12-29T05:00:00Z", "stage": 21.31, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1996-07-19T00:00:00Z", "stage": 21.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1947-04-06T00:00:00Z", "stage": 21.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-12-30T00:00:00Z", "stage": 20.74, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1919-03-18T00:00:00Z", "stage": 20.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1948-03-20T00:00:00Z", "stage": 20, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1979-03-09T00:00:00Z", "stage": 19.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1970-05-15T00:00:00Z", "stage": 19.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1927-04-20T00:00:00Z", "stage": 19.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1966-05-13T00:00:00Z", "stage": 19.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-06-17T00:00:00Z", "stage": 19.67, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1974-05-23T00:00:00Z", "stage": 19.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1900-03-12T00:00:00Z", "stage": 19.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1933-04-02T00:00:00Z", "stage": 19.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-04-03T00:00:00Z", "stage": 18.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1954-10-12T00:00:00Z", "stage": 18.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-09-29T00:00:00Z", "stage": 18.43, "flow": 46600, "preliminary": "O", "olddatum": false }, { "occurredTime": "1922-04-12T00:00:00Z", "stage": 18.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-05-02T00:00:00Z", "stage": 17.78, "flow": 44400, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-05-27T00:00:00Z", "stage": 16.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1984-03-21T00:00:00Z", "stage": 15.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2020-01-12T00:00:00Z", "stage": 15.71, "flow": 38800, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-03-31T00:00:00Z", "stage": 15.67, "flow": 39000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-06-23T00:00:00Z", "stage": 14.79, "flow": 36600, "preliminary": "O", "olddatum": false }, { "occurredTime": "1989-09-10T00:00:00Z", "stage": 14.2, "flow": 0, "preliminary": "O", "olddatum": false } ], "recent": [ { "occurredTime": "2020-05-19T00:00:00Z", "stage": 24.8, "flow": 103000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2020-01-12T00:00:00Z", "stage": 15.71, "flow": 38800, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-09-29T00:00:00Z", "stage": 18.43, "flow": 46600, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-05-02T00:00:00Z", "stage": 23.03, "flow": 81200, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-06-23T00:00:00Z", "stage": 14.79, "flow": 36600, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-02-22T00:00:00Z", "stage": 23.71, "flow": 89300, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-05-02T00:00:00Z", "stage": 17.78, "flow": 44400, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-03-31T00:00:00Z", "stage": 15.67, "flow": 39000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-12-30T00:00:00Z", "stage": 20.74, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-06-17T00:00:00Z", "stage": 19.67, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2013-04-19T00:00:00Z", "stage": 24.91, "flow": 0, "preliminary": "R", "olddatum": false }, { "occurredTime": "2011-05-27T00:00:00Z", "stage": 16.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2009-03-11T00:00:00Z", "stage": 22.59, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-12-29T05:00:00Z", "stage": 21.31, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-09-16T00:00:00Z", "stage": 24.84, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2007-08-25T00:00:00Z", "stage": 21.69, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2005-01-14T00:00:00Z", "stage": 21.89, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2002-05-13T14:00:00Z", "stage": 21.35, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1997-02-22T00:00:00Z", "stage": 22.64, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1996-07-19T00:00:00Z", "stage": 21.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-11-29T00:00:00Z", "stage": 23.13, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1989-09-10T00:00:00Z", "stage": 14.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1985-03-03T00:00:00Z", "stage": 21.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1984-03-21T00:00:00Z", "stage": 15.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-04-03T00:00:00Z", "stage": 18.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1982-12-04T00:00:00Z", "stage": 23.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1979-03-09T00:00:00Z", "stage": 19.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1974-05-23T00:00:00Z", "stage": 19.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1970-05-15T00:00:00Z", "stage": 19.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1966-05-13T00:00:00Z", "stage": 19.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1957-07-14T00:00:00Z", "stage": 23.91, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1954-10-12T00:00:00Z", "stage": 18.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1950-04-26T00:00:00Z", "stage": 22.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1948-03-20T00:00:00Z", "stage": 20, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1947-04-06T00:00:00Z", "stage": 21.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1943-05-21T00:00:00Z", "stage": 21.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1942-02-07T00:00:00Z", "stage": 21.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1933-04-02T00:00:00Z", "stage": 19.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1927-04-20T00:00:00Z", "stage": 19.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1922-04-12T00:00:00Z", "stage": 18.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1919-03-18T00:00:00Z", "stage": 20.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1916-02-21T00:00:00Z", "stage": 23.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1900-03-12T00:00:00Z", "stage": 19.5, "flow": 0, "preliminary": "O", "olddatum": false } ] }, "lowWaters": { "historic": [] }, "impacts": [ { "stage": 27, "statement": "High water levels cause Dresden Lock to shut down." }, { "stage": 22, "statement": "Multiple residences threatened between Morris and Marseilles. Numerous roadways threatened along the river between Morris and Marseilles." }, { "stage": 21, "statement": "Morris Public Works property is threatened. West River Road is threatened." }, { "stage": 20, "statement": "Low-lying residences threatened in Morris." }, { "stage": 19.5, "statement": "Old Stage Road threatened near the Illinois and Michigan Canal between Morris and Seneca." }, { "stage": 18.5, "statement": "A few residences threatened along Cemetery Road in Morris." }, { "stage": 18, "statement": "A few roads threatened near Morris. Low-lying portions of Illini Park inundated near Marseilles." }, { "stage": 16, "statement": "Pine Bluff Road threatened west of IL-47 south of Morris. Dwight Road threatened south of Morris. High water levels begin to impact shipping interests along the river." }, { "stage": 12.5, "statement": "Low-lying portions of Stratton Park inundated near IL-47 in Morris." } ] }, "images": { "probability": { "weekint": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/MORI2.SSTG.prob.weekint.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/MORI2.QINE.prob.weekint.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/MORI2.volume.prob.weekint.gif" }, "entperiod": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/MORI2.SSTG.exceed.90day.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/MORI2.QINE.exceed.90day.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/MORI2.volume.exceed.90day.gif" }, "shortrange": "https://water.noaa.gov/resources/probabilistic/short_term/MORI2.shortrange.hefs.png" }, "hydrograph": { "default": "https://water.noaa.gov/resources/hydrographs/mori2_hg.png", "floodcat": "https://water.noaa.gov/resources/hydrographs/mori2_record.png" }, "photos": [ { "id": "4022416182873428462", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 41.354583, -88.4285 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/mori2/4022416182873428462.jpeg", "caption": "01/19/2013, 5.8ft. Near IL-47 bridge and Stratton Park." } }, { "id": "10626479496317243886", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 41.354583, -88.4285 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/mori2/10626479496317243886.jpeg", "caption": "12/29/2015, 19.2ft. Stratton Park. Credit: Grundy Co EMA" } }, { "id": "10780425215993582062", "type": "Feature", "geometry": { "type": "Point", "coordinates": [ 41.354583, -88.4285 ] }, "properties": { "image": "https://water.noaa.gov/resources/photos/mori2/10780425215993582062.jpeg", "caption": "12/29/2015, 19.2ft. Pine Bluff Road. Credit: Grundy Co EMA" } } ] }, "dataAttribution": [ { "abbrev": "US Army Corps of Engineers", "text": "US Army Corps of Engineers", "title": "US Army Corps of Engineers", "url": "https://rivergages.mvr.usace.army.mil/WaterControl/stationinfo2.cfm?sid=MORI2" }, { "abbrev": "USGS", "text": "05542500", "title": "Observations courtesy of U.S. Geological Survey", "url": "https://waterdata.usgs.gov/nwis/inventory/?site_no=05542500" } ], "impactsLowWaters": [ { "value": "2.7", "impact": "Low water levels begin to impact shipping interests along the river." } ], "normalThreshold": { "value": 4.3, "units": "ft" }, "hydronotes": [ { "statement": "River forecasts for this location take into account past and future precipitation. The stages/flows that will occur may be different if future rainfall is different than forecast.", "effective": "0101", "expiration": "1231" } ], "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": 478.17 } ] }, "horizontal": { "value": [] }, "notes": { "value": [] } }, "inundation": { "enabled": false, "url": "", "zeroDatum": null, "downloads": null, "siteSpecificInfo": "", "dataAttribution": [] }, "upstreamLid": "CDII2", "downstreamLid": "MMOI2", "inService": { "enabled": true, "message": "" }, "lowThreshold": { "units": "ft", "value": 2.7 }, "forecastReliability": "Forecasts are issued routinely year-round.", "TruncateObs": "-1", "TruncateFcst": "7", "ObservedFloodCategory": "no_flooding", "ForecastFloodCategory": "no_flooding" }