{ "lid": "FELA4", "usgsId": "07364080", "reachId": "17916491", "name": "Ouachita River at Felsenthal Lock and Dam", "description": "", "rfc": { "abbreviation": "LMRFC", "name": "Lower Mississippi River Forecast Center" }, "wfo": { "abbreviation": "SHV", "name": "Shreveport" }, "state": { "abbreviation": "AR", "name": "Arkansas" }, "county": "Union", "timeZone": "CST6CDT", "latitude": 33.03207, "longitude": -92.08764, "pedts": { "observed": "HPIRG", "forecast": "HPIFF" }, "status": { "observed": { "primary": 65.18, "primaryUnit": "ft", "secondary": 16.4, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-08-31T01:30:00Z" }, "forecast": { "primary": 65.2, "primaryUnit": "ft", "secondary": 16.5, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-08-31T06:00:00Z" } }, "flood": { "stageUnits": "ft", "flowUnits": "cfs", "categories": { "major": { "stage": 83, "flow": 110000 }, "moderate": { "stage": 81, "flow": 90000 }, "minor": { "stage": 70, "flow": 34000 }, "action": { "stage": 70, "flow": 33500 } }, "lro": null, "crests": { "historic": [ { "occurredTime": "1945-04-11T00:00:00Z", "stage": 88.3, "flow": 0, "preliminary": "R", "olddatum": true }, { "occurredTime": "1958-05-14T00:00:00Z", "stage": 87.09999999999998, "flow": 0, "preliminary": "O", "olddatum": true }, { "occurredTime": "1991-05-10T00:00:00Z", "stage": 86.40000000000002, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2009-11-09T00:00:00Z", "stage": 85.78, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1973-05-05T00:00:00Z", "stage": 85.7, "flow": 0, "preliminary": "O", "olddatum": true }, { "occurredTime": "2018-03-11T19:15:00Z", "stage": 85.49, "flow": 130000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2009-05-22T00:00:00Z", "stage": 84.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-01-06T00:00:00Z", "stage": 84.2, "flow": 0, "preliminary": "O", "olddatum": true }, { "occurredTime": "2019-05-20T06:00:00Z", "stage": 83.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-03-22T05:00:00Z", "stage": 82.95, "flow": 100000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-03-17T00:00:00Z", "stage": 82.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2010-01-05T00:00:00Z", "stage": 82.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1982-12-31T00:00:00Z", "stage": 81.90000000000002, "flow": 0, "preliminary": "O", "olddatum": true }, { "occurredTime": "1988-01-08T00:00:00Z", "stage": 81.40000000000002, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-04-14T00:00:00Z", "stage": 81, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1974-01-31T07:00:00Z", "stage": 80.19, "flow": 84400, "preliminary": "O", "olddatum": true }, { "occurredTime": "2001-12-30T00:00:00Z", "stage": 79.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2020-02-28T07:00:00Z", "stage": 79.2, "flow": 77100, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-03-29T07:00:00Z", "stage": 79, "flow": 75800, "preliminary": "O", "olddatum": false }, { "occurredTime": "2021-03-12T08:15:00Z", "stage": 77.12, "flow": 64700, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-01-13T07:00:00Z", "stage": 74.6, "flow": 52700, "preliminary": "O", "olddatum": false }, { "occurredTime": "1992-03-25T00:00:00Z", "stage": 74.59999999999998, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1994-03-13T00:00:00Z", "stage": 73.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2012-04-05T00:00:00Z", "stage": 73.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1995-02-03T00:00:00Z", "stage": 72.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-05-14T00:00:00Z", "stage": 72.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-12-23T00:00:00Z", "stage": 72.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-05-19T01:15:00Z", "stage": 72.16, "flow": 41600, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-12-14T07:00:00Z", "stage": 70.2, "flow": 34700, "preliminary": "O", "olddatum": false } ], "recent": [ { "occurredTime": "2021-03-12T08:15:00Z", "stage": 77.12, "flow": 64700, "preliminary": "O", "olddatum": false }, { "occurredTime": "2020-02-28T07:00:00Z", "stage": 79.2, "flow": 77100, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-05-20T06:00:00Z", "stage": 83.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-03-11T19:15:00Z", "stage": 85.49, "flow": 130000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2017-05-19T01:15:00Z", "stage": 72.16, "flow": 41600, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-03-22T05:00:00Z", "stage": 82.95, "flow": 100000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-01-13T07:00:00Z", "stage": 74.6, "flow": 52700, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-12-14T07:00:00Z", "stage": 70.2, "flow": 34700, "preliminary": "O", "olddatum": false }, { "occurredTime": "2015-03-29T07:00:00Z", "stage": 79, "flow": 75800, "preliminary": "O", "olddatum": false }, { "occurredTime": "2012-04-05T00:00:00Z", "stage": 73.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-05-14T00:00:00Z", "stage": 72.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2010-01-05T00:00:00Z", "stage": 82.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2009-11-09T00:00:00Z", "stage": 85.78, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2009-05-22T00:00:00Z", "stage": 84.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-12-30T00:00:00Z", "stage": 79.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-03-17T00:00:00Z", "stage": 82.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1995-02-03T00:00:00Z", "stage": 72.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1994-03-13T00:00:00Z", "stage": 73.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1993-12-23T00:00:00Z", "stage": 72.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1992-03-25T00:00:00Z", "stage": 74.59999999999998, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1991-05-10T00:00:00Z", "stage": 86.40000000000002, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-04-14T00:00:00Z", "stage": 81, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1988-01-08T00:00:00Z", "stage": 81.40000000000002, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-01-06T00:00:00Z", "stage": 84.2, "flow": 0, "preliminary": "O", "olddatum": true }, { "occurredTime": "1982-12-31T00:00:00Z", "stage": 81.90000000000002, "flow": 0, "preliminary": "O", "olddatum": true }, { "occurredTime": "1974-01-31T07:00:00Z", "stage": 80.19, "flow": 84400, "preliminary": "O", "olddatum": true }, { "occurredTime": "1973-05-05T00:00:00Z", "stage": 85.7, "flow": 0, "preliminary": "O", "olddatum": true }, { "occurredTime": "1958-05-14T00:00:00Z", "stage": 87.09999999999998, "flow": 0, "preliminary": "O", "olddatum": true }, { "occurredTime": "1945-04-11T00:00:00Z", "stage": 88.3, "flow": 0, "preliminary": "R", "olddatum": true } ] }, "lowWaters": { "historic": [] }, "impacts": [ { "stage": 83, "statement": "Expect long term flooding for several weeks in the Felsenthal National Wildlife Refuge. Travel becomes difficult as all access roadways flood." }, { "stage": 81, "statement": "Moderate flooding of county roadways and bridges will continue for several days. Detours are necessary and travel in and around the area will be difficult." }, { "stage": 80.5, "statement": "Floodwaters will continue to receed from roadways and bridges around the locks. Roadways and detours will begin to slowly open for use during the next three days." }, { "stage": 80, "statement": "Flooding of low lying areas in the Felsenthal Wildlife Refuge will continue for at least another three weeks." }, { "stage": 75, "statement": "Flooding in the Felsenthal National Wildlife Refuge will continue for at least another ten days." }, { "stage": 73, "statement": "Expect minor flooding to continue in the Felsenthal National Wildlife Refuge for at least another week." }, { "stage": 70, "statement": "Minor lowland flooding of the Felsenthal National Wildlife Refuge will continue for several days. Secondary roadways along the river bottom will be inundated and closed." } ] }, "images": { "probability": { "weekint": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/FELA4.SSTG.prob.weekint.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/FELA4.QINE.prob.weekint.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/FELA4.volume.prob.weekint.gif" }, "entperiod": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/FELA4.SSTG.exceed.90day.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/FELA4.QINE.exceed.90day.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/FELA4.volume.exceed.90day.gif" }, "shortrange": "" }, "hydrograph": { "default": "https://water.noaa.gov/resources/hydrographs/fela4_hg.png", "floodcat": "https://water.noaa.gov/resources/hydrographs/fela4_record.png" }, "photos": [] }, "dataAttribution": [ { "abbrev": "US Army Corps of Engineers", "text": "US Army Corps of Engineers", "title": "US Army Corps of Engineers", "url": "http://www.mvk.usace.army.mil/" }, { "abbrev": "USGS", "text": "07364080", "title": "Observations courtesy of U.S. Geological Survey", "url": "https://waterdata.usgs.gov/nwis/inventory/?site_no=07364080" } ], "impactsLowWaters": [], "normalThreshold": { "value": 65, "units": "ft" }, "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": "0101", "expiration": "1231" } ], "datums": { "vertical": { "value": [] }, "horizontal": { "value": [] }, "notes": { "value": [] } }, "inundation": { "enabled": false, "url": "", "zeroDatum": null, "downloads": null, "siteSpecificInfo": "", "dataAttribution": [] }, "upstreamLid": "CALA4", "downstreamLid": "MLUL1", "inService": { "enabled": true, "message": "" }, "lowThreshold": null, "forecastReliability": "Forecasts are issued routinely year-round.", "TruncateObs": "-1", "TruncateFcst": "5", "ObservedFloodCategory": "no_flooding", "ForecastFloodCategory": "no_flooding" }