{ "lid": "ACML1", "usgsId": "", "reachId": "19374372", "name": "Black River at Acme", "description": "", "rfc": { "abbreviation": "LMRFC", "name": "Lower Mississippi River Forecast Center" }, "wfo": { "abbreviation": "JAN", "name": "Jackson" }, "state": { "abbreviation": "LA", "name": "Louisiana" }, "county": "Concordia", "timeZone": "CST6CDT", "latitude": 31.267777777778, "longitude": -91.830833333333, "pedts": { "observed": "HGIRG", "forecast": "HGIFF" }, "status": { "observed": { "primary": 15.8, "primaryUnit": "ft", "secondary": 23.4, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-08-30T22:00:00Z" }, "forecast": { "primary": 15.4, "primaryUnit": "ft", "secondary": 22.2, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-09-01T06:00:00Z" } }, "flood": { "stageUnits": "ft", "flowUnits": "cfs", "categories": { "major": { "stage": 58, "flow": -9999 }, "moderate": { "stage": 52, "flow": -9999 }, "minor": { "stage": 48, "flow": -9999 }, "action": { "stage": 47, "flow": -9999 } }, "lro": { "minorCS": "< 0.05", "moderateCS": "< 0.05", "majorCS": "< 0.05", "producedTime": "2026-08-29T20:45:17Z", "interval": "SON" }, "crests": { "historic": [ { "occurredTime": "1927-05-17T00:00:00Z", "stage": 62.7, "flow": 0, "preliminary": "R", "olddatum": false }, { "occurredTime": "2025-04-13T15:00:00Z", "stage": 61.49, "flow": 160176, "preliminary": "P", "olddatum": false }, { "occurredTime": "1945-04-25T00:00:00Z", "stage": 59.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1973-05-16T00:00:00Z", "stage": 58.05, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1937-03-07T00:00:00Z", "stage": 56.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1936-03-07T00:00:00Z", "stage": 56.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1950-03-04T00:00:00Z", "stage": 56, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1932-03-09T00:00:00Z", "stage": 55.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1929-06-19T00:00:00Z", "stage": 53.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1944-05-24T00:00:00Z", "stage": 53.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1975-04-17T00:00:00Z", "stage": 53.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1953-05-01T00:00:00Z", "stage": 52.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1953-05-26T00:00:00Z", "stage": 52.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1938-04-29T00:00:00Z", "stage": 51.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1957-06-15T00:00:00Z", "stage": 51.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1949-03-02T00:00:00Z", "stage": 51.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1946-02-27T00:00:00Z", "stage": 51.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1935-06-18T00:00:00Z", "stage": 51.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1958-05-23T00:00:00Z", "stage": 51.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1939-04-07T00:00:00Z", "stage": 50.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-05-29T00:00:00Z", "stage": 50.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1979-04-29T00:00:00Z", "stage": 50.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-05-21T00:00:00Z", "stage": 50.37, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1974-02-04T00:00:00Z", "stage": 50.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1961-04-09T00:00:00Z", "stage": 50.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1991-05-11T00:00:00Z", "stage": 50, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1933-05-14T00:00:00Z", "stage": 49.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-03-22T11:00:00Z", "stage": 49.43, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-03-17T00:00:00Z", "stage": 49.23, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1924-01-09T00:00:00Z", "stage": 48.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1997-03-22T00:00:00Z", "stage": 48.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1952-05-03T00:00:00Z", "stage": 48.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1935-04-30T00:00:00Z", "stage": 48.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1942-05-04T00:00:00Z", "stage": 48.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1962-05-04T00:00:00Z", "stage": 48.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-05-26T00:00:00Z", "stage": 47.73, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-01-20T00:00:00Z", "stage": 47.56, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1943-06-17T00:00:00Z", "stage": 47.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1968-04-17T00:00:00Z", "stage": 47.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1948-03-15T00:00:00Z", "stage": 47.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-06-11T00:00:00Z", "stage": 47.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-03-12T00:00:00Z", "stage": 47.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1928-05-23T00:00:00Z", "stage": 47.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1930-02-16T00:00:00Z", "stage": 46.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1947-05-08T00:00:00Z", "stage": 46.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-03-17T00:00:00Z", "stage": 46.84, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1937-01-31T00:00:00Z", "stage": 46.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-04-28T00:00:00Z", "stage": 46.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1969-03-01T00:00:00Z", "stage": 46, "flow": 0, "preliminary": "O", "olddatum": false } ], "recent": [ { "occurredTime": "2025-04-13T15:00:00Z", "stage": 61.49, "flow": 160176, "preliminary": "P", "olddatum": false }, { "occurredTime": "2019-05-21T00:00:00Z", "stage": 50.37, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2019-03-17T00:00:00Z", "stage": 46.84, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-03-17T00:00:00Z", "stage": 49.23, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-03-22T11:00:00Z", "stage": 49.43, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-01-20T00:00:00Z", "stage": 47.56, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2011-05-26T00:00:00Z", "stage": 47.73, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2008-04-28T00:00:00Z", "stage": 46.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-03-12T00:00:00Z", "stage": 47.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1997-03-22T00:00:00Z", "stage": 48.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1991-05-11T00:00:00Z", "stage": 50, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-06-11T00:00:00Z", "stage": 47.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-05-29T00:00:00Z", "stage": 50.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1979-04-29T00:00:00Z", "stage": 50.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1975-04-17T00:00:00Z", "stage": 53.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1974-02-04T00:00:00Z", "stage": 50.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1973-05-16T00:00:00Z", "stage": 58.05, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1969-03-01T00:00:00Z", "stage": 46, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1968-04-17T00:00:00Z", "stage": 47.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1962-05-04T00:00:00Z", "stage": 48.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1961-04-09T00:00:00Z", "stage": 50.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1958-05-23T00:00:00Z", "stage": 51.1, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1957-06-15T00:00:00Z", "stage": 51.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1953-05-26T00:00:00Z", "stage": 52.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1953-05-01T00:00:00Z", "stage": 52.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1952-05-03T00:00:00Z", "stage": 48.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1950-03-04T00:00:00Z", "stage": 56, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1949-03-02T00:00:00Z", "stage": 51.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1948-03-15T00:00:00Z", "stage": 47.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1947-05-08T00:00:00Z", "stage": 46.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1946-02-27T00:00:00Z", "stage": 51.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1945-04-25T00:00:00Z", "stage": 59.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1944-05-24T00:00:00Z", "stage": 53.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1943-06-17T00:00:00Z", "stage": 47.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1942-05-04T00:00:00Z", "stage": 48.4, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1939-04-07T00:00:00Z", "stage": 50.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1938-04-29T00:00:00Z", "stage": 51.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1937-03-07T00:00:00Z", "stage": 56.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1937-01-31T00:00:00Z", "stage": 46.5, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1936-03-07T00:00:00Z", "stage": 56.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1935-06-18T00:00:00Z", "stage": 51.2, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1935-04-30T00:00:00Z", "stage": 48.6, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1933-05-14T00:00:00Z", "stage": 49.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1932-03-09T00:00:00Z", "stage": 55.8, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1930-02-16T00:00:00Z", "stage": 46.9, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1929-06-19T00:00:00Z", "stage": 53.7, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1928-05-23T00:00:00Z", "stage": 47.3, "flow": 0, "preliminary": "O", "olddatum": false }, { "occurredTime": "1927-05-17T00:00:00Z", "stage": 62.7, "flow": 0, "preliminary": "R", "olddatum": false }, { "occurredTime": "1924-01-09T00:00:00Z", "stage": 48.9, "flow": 0, "preliminary": "O", "olddatum": false } ] }, "lowWaters": { "historic": [] }, "impacts": [ { "stage": 58.05, "statement": "In Brouillete, approximately 200 homes flood and many businesses are under water. Flooding is also occurring at Spring Bayou Landing, Coles Landing, Old River and along Bayou Des Glaises Loop." }, { "stage": 52, "statement": "Widespread lowland flooding is occurring. Evacuation of livestock and equipment is recommended." }, { "stage": 50.5, "statement": "The community of Brouillette is inundated." }, { "stage": 49, "statement": "Minor lowland flooding is occurring near the river." } ] }, "images": { "probability": { "weekint": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/ACML1.SSTG.prob.weekint.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/ACML1.QINE.prob.weekint.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/ACML1.volume.prob.weekint.gif" }, "entperiod": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/ACML1.SSTG.exceed.90day.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/ACML1.QINE.exceed.90day.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/ACML1.volume.exceed.90day.gif" }, "shortrange": "" }, "hydrograph": { "default": "https://water.noaa.gov/resources/hydrographs/acml1_hg.png", "floodcat": "https://water.noaa.gov/resources/hydrographs/acml1_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://rivergages.mvr.usace.army.mil/WaterControl/shefgraph-wotem2.cfm?sid=CE41ADDE&d=7&dt=S" }, { "abbrev": "COE", "text": "Website", "title": "Observations courtesy of U.S. Army Corps of Engineers", "url": "https://www.mvk.usace.army.mil/" } ], "impactsLowWaters": [], "normalThreshold": { "value": 0, "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": "JNEL1", "downstreamLid": "", "inService": { "enabled": true, "message": "" }, "lowThreshold": null, "forecastReliability": "Forecasts are issued routinely year-round.", "TruncateObs": "-1", "TruncateFcst": "7", "ObservedFloodCategory": "no_flooding", "ForecastFloodCategory": "no_flooding" }