The Upper Hudson River Watershed drains the south side of the Adirondack Mountains and flows south.

Including Sacandaga River, Schroon River, Indian River, Fish Creek, Hoosic River, Batten Kill, Great Sacandaga Lake, Indian Lake, Schroon Lake, Saratoga Lake

High Flows –

• Hudson River above Lock 1 near Waterford is flowing much above normal, 244% above normal at 16,800cfs; at Green Island is flowing up 346% above mean to 42,600 cfs
• Sacandaga River at Stewarts Bridge near Hadley flowing much above normal, 205% above mean to 4130 cfs; near Hope is flowing high as of Tuesday at 5pm, 534% above mean to 5280 cfs, with a flash flood warning in effect
• Glowegee Creek at West Milton is flowing high and still rising, 1383% above normal at 416 cfs
• Hoosic River near Eagle Bridge is running with more than double last week’s flow, much above normal, 529% above mean, 3970 cfs

HABs - all clear!

Spill Report

Saratoga County:

-Equipment failure in Malta caused 6lbs of gasoline to be spilled on an unknown resource 10/18/21, unresolved

-Tank Test Failure in Saratoga Springs caused unknown amounts of gasoline to be spilled on an unknown resource 10/19/21, unresolved

-Equipment failure in Mechanicville caused 10 gallons of hydraulic oil to be spilled in the soil 10/20/21, unresolved

-Equipment failure in Waterford caused 3 gallons of hydraulic oil to be spilled in the soil 10/20/21, unresolved

Washington County:

-Equipment failure in Granville caused 5 gallons of #2 fuel oil to be spilled in the soil 10/19/21, unresolved

-Equipment failure in Whitehall caused unknown amounts of gasoline to be spilled on an unknown resource /10/19/21, unresolved

Warren County:

-Equipment failure in Johnsburg caused 10 gallons of hydraulic oil to be spilled in the soil 10/18/21, unresolved

-Unknown cause in Warrensburg caused unknown amounts of gasoline to be spilled on an unknown resource 10/21/21, unresolved

-Human error in Warrensburg caused 1 gallon of diesel to be spilled in the soil 10/22/21, unresolved

-Equipment failure in Glens Falls caused 30 lbs of hydraulic oil to be spilled in the soil 10/23/21, unresolved

Lower Hudson River Watershed – Flooding

The Lower Hudson Watershed begins where the Mohawk River joins the Hudson system at the Troy Dam and extends down to Manhattan. The lower end of the Hudson system, 153 miles, is technically a tidal estuary, not a river.

Rondout/Wallkill Rivers, Stockport/Kinderhook Creeks, Catskill Creek, Esopus Creek, Croton River; Ashokan Reservoir, Rondout Reservoir, New Croton Reservoir, Alcove Reservoir, Cross River Reservoir, Muscoot/Upper New Croton Reservoir

High Flows: Flooding Tuesday evening

• Valatie Kill near Nassau is flowing much above normal, 662% above mean at 98 cfs
• Kinderhook Creek at Rossman is flowing high and still rising as of Tuesday at 7 pm EDT, 1158% above mean at 2800 cfs
• Esopus Creek at Mount Marion is flowing high and rising, 1012 % above mean at 4570 cfs; at Coldbrook is flowing high 2744% above mean at 12900 cfs breached minor flood stage; at Allaben is flowing high, 7463% above mean, 8310 cfs;
• Rondout Creek at Rosendale is flowing high and rising, 2629% above mean, 12300 cfs minor flood stage is breached
• Biscuit Bk above Pigeon Bk at Frost Valley is flowing high, 4318% above mean at 390 slowing as of 7 pm EDT
• Walkill River at Gardiner is flowing high and rising, 1745% above mean, 11900 cfs
• Wappinger Creek near Wappingers Falls flowing high, 947% above mean at 1460 cfs
• Croton River at New Croton Dam, Croton-on-Hudson is flowing high and rising, 1398% above mean at 3040 cfs

HABs:

Sagamore Lake widespread/lakewide bloom confirmed Oct 13 in Putnam County remains active

Spill Report

Westchester County:

-Traffic accident in Elmsford caused 75 gallons of diesel to be spilled on an unknown resource 10/18/21, unresolved

-Other cause in Yonkers caused unknown amounts of unknown petroleum to be spilled in the soil 10/18/21, unresolved

-Equipment failure in Katonah caused unknown amounts of #2 fuel oil to be spilled in the soil 10/18/21, unresolved

-Equipment failure in Rye caused unknown amounts of #2 fuel oil to be spilled in the soil 10/19/21, unresolved

-Equipment failure in White Plains caused unknown amounts of #2 fuel oil to be spilled in the soil 10/19/21, unresolved

-Equipment failure in New Rochelle caused unknown amounts of #2 fuel oil to be spilled on an impervious surface 10/19/21, unresolved

-Traffic accident in Bedford caused 50 gallons of diesel to be spilled on an unknown resource 10/19/21, resolved 10/20/21

-Traffic accident in Katonah caused 75 gallons of diesel to be spilled in the soil 10/19/21, unresolved

Orange County:

-Traffic accident in Maybrook caused 275 gallons of citric acid to be spilled on an impervious surface 10/19/21, unresolved

-Other cause in Montgomery caused 1 gallon of other material to be spilled on an unknown resource 10/19/21, resolved 10/19/21

-Other cause in Middletown caused 50 gallons of diesel to be spilled in the soil 10/19/21, unresolved

-Equipment failure in Warwick caused 1 gallon of transformer oil to be spilled in the soil 10/19/21, unresolved

-Unknown cause in Montgomery caused unknown amounts of other material to be spilled on an unknown resource 10/19/21, unresolved

-Human error in Montgomery caused 0.5 gallons of other material to be spilled on an unknown resource 10/20/21, resolved 10/21/21

-Equipment failure in New Windsor caused unknown amounts of #2 fuel oil to be spilled on an unknown resource 10/21/21, unresolved

Putnam County:

-Equipment failure in Brewster caused unknown amounts of #2 fuel oil to be spilled on an unknown resource 10/19/21, unresolved

-Equipment failure in Brewster caused 10 gallons of hydraulic oil to be spilled on an unknown resource 10/20/21, resolved 10/20/21

-Equipment failure in Mahopac caused 3 gallons of hydraulic oil to be spilled in the soil 10/20/21, resolved 10/20/21

-Unknown cause in Garrison caused unknown amounts of gasoline to be spilled in surface water 10/23/21, unresolved

Columbia County: None reported

Delaware River Watershed – Flows Spiking from Rain Tuesday, up to 8 times faster flows, some systems at flood stage

The headwaters flow down from the Catskill Mountains into Delaware Bay/Atlantic Ocean. The watershed area includes East Branch Delaware River, West Branch Delaware River, Neversink River, Mongaup River, Pepacton Reservoir, Cannonsville Reservoir and Neversink Reservoir.

High Flows:

• East Branch Delaware at Downsville 372% above mean, 710 cfs; at Harvard 1405% above mean, 4390 cfs; at Fishs Eddy is flowing high 3308% above mean, 32400 cfs
• West Branch Delaware River upstream from Delhi is flowing much above normal, 1552% above mean at 2490 cfs; at Walton is flowing high, 743% above mean, 3370 cfs; at Hale Eddy is flowing high and rising, 1335% above mean flow at 8670 cfs;
• Little Delaware River is flowing high and rising near Delhi, 1560% above mean at 1090 cfs;
• Platte Kill at Dunraven is flowing high, 1688% above mean at 935 cfs
• Tremper Kill near Andes is flowing high, 1010% above mean, 460 cfs
• Beaver Kill at Cooks Falls is flowing high, 3491% above mean to 16500 cfs; minor flood stage breached Tuesday Oct 26 at 4pm
• Delaware River at Calicoon is flowing high, 1903% above mean at 46100 cfs; above Lackawaxen River near Barryville is flowing high, 2276% above mean at 56900 cfs; at Port Jervis is flowing high 1430%, 52000 cfs
• Neversink River at Godefferoy is flowing high, 2074% above mean at 7460 cfs; near Claryville is flowing high 4505% above mean at 7500 cfs; settled down to 3100 cfs by morning;
• Mongaup River at Mongaup is flowing high, 1380% above mean at 2740 cfs as of Wed Oct 27 8am EDT
• Trout Creek near Trout Creek is flowing high, 4757% above mean at 738 cfs

HABS:

Rio Reservoir small localized bloom confirmed Oct 12 in Sullivan County remains active

Cannonsville Reservoir widespread/lakewide bloom confirmed Oct 13 in Delaware County remains in force

Spill Report:

Sullivan County: None reported

Delaware County: None reported

Ulster County:

-Equipment failure in Gardiner caused unknown amounts of #2 fuel oil to be spilled in the soil 10/21/21, unresolved

-Deliberate cause in Freon caused unknown amounts of air to be spilled on an unknown resource 10/22/21, resolved 10/22/21

Housatonic River Watershed

A small portion of the headwaters of the Housatonic lie in eastern New York State. These waters drain the Taconic and Berkshire Mountains before joining the Housatonic and eventually emptying into Long Island Sound. Includes Tenmile River, Green River, Indian Lake, Swift/Crane Ponds

High Flow:

Housatonic and Green Rivers are flowing much above normal again this week, as noted in monitoring stations at Great Barrington, Vermont

All New York state side monitoring stations in Housatonic Watershed are registering flows below 90^th percentile.

HABs: none reported

Spill Report:

Dutchess County:

-Equipment failure in Wappingers Falls caused unknown amounts of #2 fuel oil to be spilled in the soil 10/19/21, unresolved

-Human error in Poughkeepsie caused 300 gallons of gasoline to be spilled in the soil and impervious surface 10/19/21, unresolved

-Traffic accident in Poughkeepsie caused unknown amounts of gasoline to be spilled on an impervious surface 10/19/21, unresolved

Ramapo River Watershed – Rivers running high into Wed Oct 27

The northern headwaters of the Passaic basin lie within a small portion of southeastern New York State, including the Ramapo and Hackensack Rivers drainage areas. It is the smallest watershed in New York State. Including Ramapo River, Hackensack River, Greenwood Lake, DeForest Lake.

High Flow:

• Hackensack River at West Nyack is flowing high, 3750% above mean at 1080 cfs
• Ramapo River at Ramapo flowing high, 3091% above mean at 3330 cfs as of Wed am
• Mahwah River near Suffern is flowing high, 1759% above mean at 300 cfs

HABs: none reported

Spills Report:

Rockland County:

-Other cause in Nyack caused unknown amounts of paint to be spilled into the air 10/18/21, resolved 10/19/21

-Equipment failure in Pomona caused 1 gallon of transformer oil to be spilled in the soil 10/19/21, resolved 10/20/21

-Equipment failure in Stony Point caused unknown amounts of #2 fuel oil to be spilled in the soil 10/20/21, unresolved

-Other cause in New City caused unknown amounts of wastewater to be spilled in the soil and surface water 10/21/21, resolved 10/22/21

Atlantic Ocean/Long Island Sound Watershed

The Atlantic Ocean/Long Island Sound Watershed drains most of the New York City Metropolitan Area and all of Long Island. The drainage area includes all marine waters in New York Harbor, Long Island Sound, Block Island Sound, and along the South Shore of Long Island, and the fresh waters that drain into them.

Includes 1415 square miles of marine estuary waters, the Bronx River, Mamaroneck River, Mianus River, Peconic River, Kensico Reservoir, Lake Ronkonkoma.

High Flow:

• Valley Stream at Valley Stream flowing high, 1400% above mean flow to 23.9 cfs, peak flow has passed as of Tuesday evening
• East Meadow Brook at Freeport is flowing high, 994% above mean at 87.5 cfs
• Massapequa Creek at Massapequa is flowing much above normal, 233% above mean at 15.7 cfs
• Bellmore Creek Tributary at Bellmore is flowing much above normal, 345% above mean at 3.7 cfs
• Carlls River at Babylon is flowing high, 422% above mean, 89.7 cfs
• Connetquot Bk near Central Islip is flowing much above normal, 178% above mean, 41.5 cfs
• Swan River at East Patchogue is flowing high, 187% above mean, 20.9 cfs
• Cold Spring Brook at Cold Spring Harbor is flowing high, 425% above mean, 10.2 cfs
• Mill Neck Creek at Mill Neck is flowing high, 454% above mean, 40.3 cfs
• Nissequogue River near Smithtown is flowing much above normal at 187% at 74.5 cfs

HABs –

Oct 19 Pump Pond unspecified extent bloom confirmed in Suffolk County

Oct 19 Dog Ponds unspecified extent bloom confirmed in Suffolk County

Oct 19 Agawam Lake widespread/lakewide bloom confirmed in Suffolk County

Oct 20 The Lake in Central Park, widespread/lakewide bloom confirmed in Manhattan

Oct 21 Prospect Park Lake widespread/lakewide bloom confirmed in King’s County/Brooklyn

Oct 15 Mill Pond (Watermill) widespread/lakewide bloom confirmed in Suffolk County

Great Pond small localized bloom confirmed Oct 14 in Suffolk County remains active

Long Pond widespread/lakewide bloom confirmed Oct 14 in Suffolk County remains active

Wainscott Pond widespread/lakewide bloom confirmed Oct 14 in Suffolk County

Spill Report:

Kings (Brooklyn):

-Equipment failure in Brooklyn caused unknown amounts of #2 fuel oi lto be spilled on an unknown resource 10/18/21, unresolved

-Unknown cause in Brooklyn caused 20 gallons of unknown petroleum to be spilled in the soil 10/18/21, resolved 10/19/21

-Equipment failure in Brooklyn caused 5 gallons of #2 fuel oil to be spilled on an unknown resource 10/19/21, unresolved

Queens County:

-Other cause in Queens caused 15 gallons of motor oil to be spilled on an unknown resource 10/18/21, resolved 10/19/21

Nassau County:

-Equipment failure in Levittown caused unknown amounts of #2 fuel oil to be spilled in the soil 10/18/21, unresolved

-Equipment failure in Massapequa caused 2 gallons of #2 fuel oil to be spilled on an impervious surface 10/18/21, unresolved

-Equipment failure in Levittown caused 140 gallons of #2 fuel oil to be spilled in the soil 10/18/21, unresolved

-Equipment failure in New Hyde Park caused 1 gallon of #2 fuel oil to be spilled on an unknown resource 10/19/21, unresolved

-Equipment failure in Wantagh caused 1 gallon of transformer oil to be spilled in the soil 10/21/21, unresolved

Suffolk County:

-Equipment failure in Bridgehampton caused 2 gallons of hydraulic oil to be spilled on an unknown resource 10/18/21, unresolved

-Equipment failure in South Hampton caused unknown amounts of #2 fuel oil to be spilled in the soil 10/19/21, unresolved

-housekeeping in Brentwood caused unknown amounts of waste oil to be spilled in the soil and sewer 10/19/21, unresolved

-Other cause in South Setauket caused unknown amounts of cooking grease to be spilled on an unknown resource 10/19/21, unresolved

-Equipment failure in Smithtown caused 2 gallons of #2 fuel oil to be spilled on an impervious surface 10/20/21, resolved 10/20/21

-Equipment failure in Shirley caused 2 gallons of #2 fuel oil to be spilled on an impervious surface 10/20/21

-Vandalism in Greenport caused unknown amounts of refrigerant to be spilled into the air 10/20/21, resolved 10/21/21

Richmond County:

-Equipment failure in Staten Island caused 6 gallons of gasoline to be spilled on an unknown resource 10/18/21, unresolved

Bronx County:

-Unknown cause in the Bronx caused unknown amounts of #2 fuel oil to be spilled on an unknown resource 10/18/21, resolved 10/19/21

-Equipment failure in the Bronx caused 75 gallons of diesel to be spilled on an unknown resource 10/21/21, unresolved

-Equipment failure in the Bronx caused 5 gallons of engine fluids to be spilled on an unknown resource 10/21/21, resolved 10/21/21

-Human error in the Bronx caused 8 gallons of #2 fuel oil to be spilled on an unknown resource 10/22/21, unresolved

Northeast Watersheds– emptying into Atlantic Ocean via St. Lawrence River

Lake Champlain Watershed

The Lake Champlain Watershed drains the area between the Adirondack Mountains in northeastern New York State and the Green Mountains in northwestern Vermont.

Includes the Ausable River, Saranac River, Great Chazy River, Boquet River, Mettawee River, Ticonderoga Creek/Lake George, Lake George,

Upper Saranac Lake, Lower Saranac Lake, Lake Placid, Lake Champlain

High Flows:

• East Branch Ausable River at Au Sable is flowing much above normal, 545% above mean, 1390 cfs
• Little Salmon River at Bombay is flowing much above normal, 252% above mean flow at 298 cfs

HABs: none reported

Spill Report:

Clinton County:

-Equipment failure in Schuyler Falls caused unknown amounts of gasoline to be spilled on an unknown resource 10/21/21, unresolved

Essex County: None Reported

St. Lawrence River Watershed

185 km of the St. Lawrence River catches the runoff from the northern and western Adirondack Mountains, drawing from portions of eight states, a combined area of 5600 square miles.

St. Lawrence Watershed collects the flow from eleven thousand miles of freshwater rivers and streams, including the Oswegatchie River, Raquette River, Saint Regis River, Grass River and Indian River; including Black Lake, Cranberry Lake, Raquette Lake, Tupper Lake and Long Lake. Densely forested woodlands, peatlands and areas of flat agricultural plains make up the natural surface water filtration system of this watershed area.

High Flows:

• Raquette River at South Colton is flowing much above normal, 215% at 3130 cfs

HAB’s – all clear

Spill Report

Franklin County: None reported

St. Lawrence County:

-Equipment failure in Balmat caused 2 gallons of hydraulic oil to be spilled on an unknown resource 10/18/21, unresolved

-Housekeeping in Ogdensburg caused unknown amounts of waste oil to be spilled on an unknown resource 10/19/21, resolved 10/21/21

-Tank Test Failure in Hammond caused unknown amounts of gasoline to be spilled on an unknown resource 10/20/21, unresolved

Black River Watershed

Filters and drains most of Jefferson and Lewis Counties along with parts of Herkimer, Hamilton and Oneida Counties. 

Major tributaries in the system include Moose River, Beaver River, Independence River and Deer River, Stillwater Reservoir, Fulton Chain of Lakes, Lake Lila and Big Moose Lake.

High Flows: 

• Black River near Boonville is flowing much above normal this week, 282% above mean 1990 cfs
• Beaver River at Croghan is flowing much above normal, 220% above mean at 1180 cfs

HABs – all clear

Spill Report :

Jefferson County:

-Human error in LeRay caused 15 gallons of gasoline to be spilled in the soil 10/21/21, unresolved

-Traffic accident in Antwerp caused 5 gallons of motor oil to be spilled in the soil 10/21/21, unresolved

Lewis County:

-Equipment failure in Harrisburg caused 0.5 gallons of hydraulic oil to be spilled in the soil 10/20/21, unresolved

-Abandoned drums in West Turn caused 4 gallons of cleaning products to be spilled on an unknown resource 10/22/21, unresolved

Northwest Watersheds – empty into Atlantic Ocean via Great Lakes and St. Lawrence River

Lake Ontario and Minor Tributaries

This watershed includes the areas between the larger rivers that drain into Lake Ontario. It is divided into western, central and eastern sections that stretch all along the Lake Ontario Shoreline.

*Includes Salmon River Reservoir, Sodus Bay, North Pond, Irondequoit Bay and Perch Lake; Salmon River, Oak Orchard Creek, Irondequoit Creek, Sandy Creek

High Flows:

• Sandy Creek near Adams is flowing much above normal, 482 above mean to 1480 cfs
• Northrup Creek at North Greece is flowing high, 1855% above mean at 227 cfs

HABs: all clear

Spill Report

Orleans County: None reported

Wayne:

-Abandoned drums in Wolcott caused 800 gallons of waste oil to be spilled in the soil 10/18/21, unresolved

-Unknown cause in Williamson caused 2.5 gallons of diazinon to be spilled in the soil 10/18/21, unresolved

-Other cause in Ontario caused unknown amounts of gasoline to be spilled in the soil 10/20/21, unresolved

Oswego:

-Equipment failure in Schroeppel caused 10 gallons of hydraulic oil to be spilled on an unknown resource 10/19/21, unresolved

-Equipment failure in New Haven caused 25 gallons of transformer oil to be spilled in the soil 10/19/21, unresolved

-Equipment failure in Fulton caused 7 gallons of #2 fuel oil to be spilled in the soil and ground water 10/20/21, unresolved

Niagara River/Lake Erie Watershed

The Niagara River drains an area encompassing more than 265,000 square miles in the north central United States and south-central Canada, including Tonawanda Creek, Cattaraugus Creek, Buffalo River; Attica Reservoir and Lime Lake.

High Flows:

• Cazenovia Creek at Ebeneezer is running high, 860% over mean at 1440 cfs
• Buffalo Creek at Gardenville is running high, 1784% above mean 2300 cfs
• Cayuga Creek near Lancaster is running high, 1600% above mean, 1520 cfs
• Ellicott Creek below Williamsville is running high, 372% above mean, 485 cfs
• Tonawanda Creek at Attica is running high, 1090% above mean at 920 cfs; at Batavia running much above normal, 747% at 1030 cfs; at Rapids is running much above normal, 473% above mean at 1100 cfs
• Cattaraugus Creek at Gowanda is flowing high, 831% above mean at 4080 cfs

HABs: all clear

Spill Report

Erie County:

-Equipment failure in Buffalo caused 10 gallons of hydraulic oil to be spilled on an impervious surface 10/18/21, unresolved

-Equipment failure in Tonawanda caused 8 gallons of hydraulic oil to be spilled on an unknown resource 10/19/21, unresolved

-Equipment failure in Buffalo caused 5 gallons of hydraulic oil to be spilled on an unknown resource 10/20/21, unresolved

-Unknown cause in Buffalo caused 20 gallons of diesel to be spilled in the soil 10/21/21, resolved 10/21/21

-Equipment failure in Buffalo caused 0.5 gallons of hydraulic oil to be spilled on an unknown resource 10/22/21, unresolved

-Unknown cause in Grand Islands caused unknown amounts of unknown material to be spilled in surface water 10/22/21, resolved 10/22/21

Niagara County:

-Equipment failure in Niagara Falls caused 2 gallons of hydraulic oil to be spilled on an unknown resource 10/19/21, resolved 10/19/21

-Equipment failure in Niagara Falls caused 100 gallons of phosphoric acid to be spilled in the soil and impervious surface 10/20/21, unresolved

Genesee River Watershed – Running High

Including: Conesus Lake, Silver Lake, Mount Morris Reservoir, Hemlock Lake, Honeoye Lake; Cassadaga Creek, Honeoye Creek, Oatka Creek, Black Creek

High Flows:

• Genessee River at Wellsville is flowing much above normal 745% above mean, 2600 cfs; at Portageville 1398% above mean at 12,900 cfs; near Mount Morris is flowing 500% above mean at 5800 cfs; at Avon 649% above mean flow, 8930 cfs; Ford St Bridge at Rochester is flowing much above normal 515%% above mean at 10000 cfs
• Black Creek at Churchville is flowing high, 1126% above mean at 599 cfs
• Oatka Creek at Warsaw is flowing high, 1284% above mean at 409 cfs
• Irondequoit Creek above Blossom Rd near Rochester is flowing high, 1300 % above mean flow at 1340 cfs
• Conesus Creek is flowing high near Lakeville, 1220% above mean at 304 cfs;

HABs: 

Hemlock Lake two widespread blooms and a large localized bloom reported by CSLAP Oct 14-15 in Livingston and Ontario Counties

• Widespread bloom confirmed off east shore, mid-lake Hemlock Canadice State Forest, south of the Livingston/Ontario County line remains active
• Large localized bloom confirmed off the beach south of Hemlock Lake Park remains active
• Widespread bloom confirmed in open water southwest of Hemlock Lake Park remains active

Honeoye Lake open water bloom confirmed in Ontario County off Wilson Point remains active

Canandaigua Lake

• large localized bloom confirmed Oct 14 off the east shore at Lake Drive and Fair Oaks Ave
• large localized bloom confirmed Oct 14 off the east shore at Old East Lake Road
• small localized bloom and lakewide blooms confirmed Oct 14 off the east shore at County Rd 11 and Jones Rd
• small localized bloom confirmed Oct 14 off east shore at Vine Valley Rd in Yates County
• large localized bloom confirmed Oct 14 off east shore south of Vine Valley Rd in Yates County

Spill Report:

Livingston County:

-Equipment failure in Retsof caused 1 gallon of hydraulic oil to be spilled in the soil 10/18/21, resolved 10/20/21

-Equipment failure in Mt Morris caused 10 gallons of hydraulic oil to be spilled on an unknown resource 10/20/21, resolved 10/25/21

-Equipment failure in Dansville caused unknown amounts of other material to be spilled on an unknown resource 10/20/21, unresolved

Allegany County: None reported

Monroe County:

-Unknown cause in Rochester caused unknown amounts of unknown material to be spilled in the soil and ground water 10/18/21, unresolved

-Equipment failure in Rochester caused unknown amounts of diesel to be spilled on an unknown resource 10/18/21, unresolved

-Unknown cause in Rochester caused 50 lbs of other material to be spilled on an unknown resource 10/19/21, resolved 10/25/21

-Equipment failure in Webster caused 1 gallon of hydraulic oil to be spilled on an unknown resource 10/20/21, resolved 10/20/21

-Traffic accident in Penfield caused 450 gallons of other material to be spilled in the soil 10/21/21, unresolved

-Unknown cause in Hilton caused 0.1 gallon of lube oil to be spilled in the groundwater 10/22/21, resolved 10/22/21

Genesee County: None reported

Wyoming County: None reported

Oswego River and Finger Lakes Watershed

Including Otisco, Skaneateles, Owasco, Cayuga, Oneida, Seneca, Keuka, Canandaigua and Canadice Lakes; Oneida River, Clyde River, Cayuga Lake Tributaries and Seneca Lake Tributaries

High Flows:

• Canandaigua Outlet at Chapin is flowing much above normal this week, 513% above mean and 366 cfs
• Flint Creek at Phelps is flowing high, 4403% above mean flow at 2150 cfs
• Keuka Lake Outlet at Dresden is flowing high, 870% above mean flow, 1250 cfs
• Oswego River at Lock 7, Oswego is flowing much above normal this week 412%, flowing at 21400 cfs
• Seneca River near Baldwinsville, flowing much above normal 380% above mean, flowing at 9850 cfs
• Onandaga Creek at Spencer St in Syracuse is flowing much above normal, 930% above mean, 1280 cfs
• Oneida Creek at Oneida is flowing much above normal, 308% above mean, 333 cfs
• East Branch Fish Creek is flowing high at Taberg, 915% above mean, 4910 cfs

HABs:

Lake Neatahwanta widespread/lakewide bloom confirmed in Oct 12 in Fulton County

Panther Lake large localized bloom confirmed Oct 14 in Oswego County

Otisco Lake large localized bloom confirmed Oct 14 in Onandaga County remains active

Spill Report:

Seneca County:

-Other cause in Waterloo caused 55 gallons of waste oil to be spilled on an impervious surface 10/19/21, unresolved

-Equipment failure in Savannah caused unknown amounts of gasoline to be spilled in the soil 10/22/21, unresolved

Onondaga County:

-Equipment failure in Lafayette caused unknown amounts of #2 fuel oil to be spilled in the soil, ground water and surface water 10/18/21, unresolved

-Equipment failure in Easy Syracuse caused unknown amounts of unknown petroleum to be spilled in the soil 10/21/21, unresolved

Schuyler County: None reported

Yates County:

-Human error in Penn Yan caused 10 gallons of unknown petroleum to be spilled on an unknown resource 10/22/21, unresolved

Ontario County:

-Equipment failure in Geneva caused 1.75 lbs of refrigerant to be spilled into the air 10/19/21, resolved 10/19/21

-Equipment failure in Geneva caused 1 gallon of transformer oil to be spilled on an unknown resource 10/20/21, unresolved

Southwest Watersheds – Allegheny, emptying into Gulf of Mexico via Ohio River/Mississippi River; Chemung and Susquehanna emptying into Atlantic Ocean via Chesapeake Bay

Allegheny River Watershed (flowing west into Ohio River system)

Including Allegheny River, Chadakoin River, Conewango Creek, Canaseraga Creek, Cassadaga Creek, Olean Creek, Great Valley Creek, French Creek, Allegheny Reservoir, Chautauqua Lake

High Flows:

• Allegheny River at Salamanka is flowing much above normal, 594% above mean at 10400 cfs
• Chadokoin River at Falconer is flowing much above normal this week, 257% above mean flow at 710 cfs

HABs: Chautauqua Lake

• widespread/lakewide bloom is confirmed Oct 15 in the centre of the lake north from the point at Loomis Bay Road, Chautauqua County

Spill Report:

Cattaraugus County:

-Equipment failure in Olean caused unknown amounts of crude oil to be spilled in the soil 10/19/21, unresolved

Chautauqua County: None reported

Chemung River Watershed

The Chemung River flows across the western portion of Southern Tier of New York State before joining the Susquehanna River and eventually emptying into the Chesapeake Bay.

Including Chemung River, Cohocton River, Tioga/Canisteo River; Lamoka Lake/Mill Pond, Waneta Lake, Almond Lake

High Flows: Chemung River swells to more than ten times last week’s volume and still rising, action stage breached

• Canacadea Creek near Hornell is flowing much above normal, 1590% above mean, 667 cfs
• Canisteo River at Arkport is flowing high, 2188% above mean, 560 cfs; at below Canacadea Creek at Hornell is flowing high, 1536% above mean, 1570 cfs; at West Cameron is flowing high, 2591% above mean, 4380 cfs
• Cohocton River near Campbell is flowing high, 2412% above normal, 6090 cfs
• Tioga River near Erwens is flowing high 1446% above mean, 15200 cfs
• Chemung River at Corning is flowing high, 1682% above mean, 23800 cfs; at Chemung is flowing 2204% above mean, 33900 cfs

HABs: all clear

Spill Report:

Chemung County: None reported

Steuben County:

-Equipment failure in Bath caysed 10 gallons of transmission fluid to be spilled on an impervious surface 10/21/21, resolved 10/21/21

-Equipment failure in Painted Post caused 120 gallons of hydrogen peroxide to be spilled on an impervious surface 10/23/21, resolved 10/25/21

Susquehanna River Watershed – Flash Flooding

The Susquehanna River drains 27,500 square miles covering large parts of New York, Pennsylvania and Maryland before emptying into the Chesapeake Bay.

Including: Chenango River, Tioughnioga River, Unadilla River, Owego Creek; Otsego Lake, Canadarago Lake, Whitney Point Lake/Reservoir

High Flows : Susquehanna System is in minor flood stage and still rising as of Wed 10:30 am

• Susquehanna River at Unadilla has breached action stage, flowing high, 979% above mean flow at 9310 cfs; at Conklin is 1206% above mean at 30100 cfs; at Vestal 1517% above mean at 58800 cfs, moderate flood stage breached; at Waverly flowing high, 1229% above normal 71400 cfs, minor flood stage breached
• Chenango River at Sherburne is flowing high, 1288% above mean, 3900 cfs, minor flood stage breached Wed at 10:40 am EDT; at Greene is flowing high, 1211% above mean, 7450 cfs, action stage breached; near Chenango Forks up 1184% above mean at 21900 cfs; breached and currently receding below minor flood stage Wed 10:45 EDT
• Otselic River at Cincinnatus is flowing high, 1944% above mean at 4390 cfs
• Tioughnioga River at Cortland is flowing high, 1892% above mean at 7030 cfs in moderate flood stage and rising
• Fall Creek near Ithaca is flowing high, action stage breached: 3062% above mean at 4340 cfs

HABs – none reported

Spills –

Broome County:

-Traffic accident in Lisle caused 5 gallons of motor oil to be spilled in the soil 10/18/21, unresolved

Chenango County:

-Traffic accident in Plymouth caused unknown amounts of hydraulic oil to be spilled on an unknown resource 10/22/21, unresolved

Cortland County:

-Equipment failure in Cortland caused 10 gallons of gasoline to be spilled in the soil 10/23/21, unresolved

Otsego County:

-Equipment failure in Cherry Valley caused 275 gallons of #2 fuel oil to be spilled in the soil 10/18/21, unresolved

Tioga County: -None reported

Report Key:

High Flows: WTNY reports systems flowing more than 90% over mean flow rate, categorized as “much above normal” and “high”, based on USGS WaterWatch real time streamflow

Visit USGS WaterWatch for real time stream flows.

See also, National Weather Service high water terminology here https://www.weather.gov/aprfc/terminology

HABs – reporting confirmed hazardous algal blooms (cyanobacteria) confirmed as active on NYS HABs Notifications

Spills Report– hazardous materials spill incidents by county, listed in the pertinent watershed, as appearing in the NYS Environmental Sites Database, Spill Incidents Database as records are uploaded

See Watershed Basics Glossary for details on each report.