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3/30/2024

WT Staff





HAPPENING NOW
Streamflows much below seasonal normal in the west
Chemung River watershed drought

Water news for Saturday, March 30, 2024 1004 am


Flood Tracker provisional data from USGS streamflow monitors
Thirty-four streamflow gauges record flooding in the USA Saturday, down from thirty-seven yesterday. WT tracks the nation's most common natural disaster dynamics through New York, Ohio, Georgia and Louisiana. As of this report, eleven monitors indicate active flooding; 7 in Georgia and 4 in Louisiana.

New York State streamflows run normal to above normal down the east side, two monitors indicate much above normal flows on Long Island and one much above normal in the Delaware River watershed, a slowing of the above seasonal normal trend. In the other direction, the west interior has gone further toward drought overnight, most streamflows much below normal, just one station reading normal flow volume west of Ithaca. Moderate hydrologic drought remains on Alleghany River watershed in the southwest, Chemung River watershed joins the drought map at below normal. Genesee River watershed records much below normal volume from the top to the outlet at Rochester. Finger Lakes region remains below normal on the drought map Saturday.

In Louisiana, Sabine River on the west state line crawled back into its channel near Ruliff, TX last night around 10 pm, currently running two inches below flood stage and dropping. Pearl River on the east state border continues to overflow a foot and a half over near Bogalusa in Washington Parish and half a foot over flood stage at the Town of Pearl River in St. Tammany Parish. In northwest LA, Bayou Dorcheat is still four inches over near Springhill and Bayou Bodcau is down slightly overnight, a little more than six feet above flood stage near Shreveport.

Georgia, Day 24: Gulf of Mexico basin continues to record a flood event south of the Georgia-Florida line Saturday. Ochlockonee River registers provisional measurement of two inches above flood stage near Concord, Florida. On the Atlantic side of the drainage divide, Alabaha River runs right on flood stage Saturday morning at GA 203 near Blackshear. Little Satilla and Satilla Rivers are actively flooding near Offerman and Atkinson, runnning a foot over and close to a foot and a half over flood stage, respectively. Savannah River is receding, less than three feet out of the channel near Cylo this morning. Altamaha River running more than a foot over near Baxley, with blackwater tributary Ohoopee River a foot over near Reidsville.

Ohio's current streamflow map resembles New York streamflows again, below normal to much below normal with one extreme low flow in the west and central state, primarily normal flow volume in the east. As of this report there are no active flooding stations or high flows measured in Ohio State network of the USGS.

See black tags on the map for active flood, blue for high flow, 99th percentile or more.

As many NYS drinking water facilities are supplied from surface water reservoirs, the streamflow situation is pertinent to both drinking water supply and quality. High flows can stir up sediment and cause turbidity in the reservoirs, requiring additional treatments to render the water potable. Low flow volume is linked to warmer temperatures in the reservoir and can be an issue for water quality where HABs are present. WTNY.us tracks streamflow trends with an eye to the impacts on drinking water supply and quality in each of the state's 17 watersheds. Check the watershed layer on the map to see the direction of flow and streamflows that may be impacting drinking water today.


Drinking Water Matters
The City of Watervliet BWA was lifted on Wednesday March 27 at 6 am according to City officials. The water system came under Boil Water Advisory Monday for reasons not disclosed.

Hazardous Spills Report a spill 1-800-457-7362

Spill incidents available in the public record today include 18 reports of petroleum products spilled, a dozen of these from transformers blowing in stormy weather. One spill reported as a deliberate act in Monticello, the amount and substance deliberately spilled in a front yard of a residence is reported unknown.

NY DEC Emergency spill hotline takes reports of hazardous materials spills from anyone with knowledge of a spill. Professional responders are dispatched to contain spills and remove hazardous materials. Note that a spill of one gallon of home heating oil inside a residence is considered a large spill requiring professional response and cleanup. Ventilate the building and clear the area if a spill of fuel oil #2 occurs inside your home, and call the emergency spill line.

USGS Provisional Data Statement
Data are provisional and subject to revision until they have been thoroughly reviewed and received final approval. Current condition data relayed by satellite or other telemetry are automatically screened to not display improbable values until they can be verified.
Provisional data may be inaccurate due to instrument malfunctions or physical changes at the measurement site. Subsequent review based on field inspections and measurements may result in significant revisions to the data.
Data users are cautioned to consider carefully the provisional nature of the information before using it for decisions that concern personal or public safety or the conduct of business that involves substantial monetary or operational consequences. Information concerning the accuracy and appropriate uses of these data or concerning other hydrologic data may be obtained from the USGS.









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