HUC 8 HYDROLOGIC UNIT NAME CLINTON 04120101 Chautauqua-Conneaut 04150409 FRANKLIN CHAMPLAIN MASSENA MOOERS FORT COVINGTON 04120102 Cattaraugus ST LAWRENCE CLINTON CONSTABLE NYS Counties & WESTVILLE BOMBAY CHATEAUGAY BURKE LOUISVILLE 04120103 Buffalo-Eighteenmile BRASHER CHAZY 04150308 ALTONA 5 ELLENBURG BANGOR 04120104 Niagara WADDINGTON NORFOLK MOIRA ESSEX MALONE DEC Regions 6 JEFFERSON 04150307 BEEKMANTOWN 05010001 Upper Allegheny MADRID LAWRENCE BELLMONT STOCKHOLM DANNEMORA BRANDON PLATTSBURGH DICKINSON LEWIS 05010002 Conewango LISBON OGDENSBURG CITY PLATTSBURGH CITY ERIE ONEIDA STEUBEN OSWEGO ALLEGANY CATTARAUGUS CAYUGA WAYNE TIOGA BROOME CHAUTAUQUA CHENANGO ONTARIO MONROE MADISON ONONDAGA YATES WYOMING NIAGARA LIVINGSTON GENESEE TOMPKINS ORLEANS CHEMUNG SENECA CORTLAND SCHUYLER 8 7 9 LEGEND HAMILTON ULSTER HERKIMER DELAWARE OTSEGO WARREN SULLIVAN ORANGE GREENE SARATOGA DUTCHESS FULTON ALBANY PUTNAM MONTGOMERY COLUMBIA WASHINGTON SCHOHARIE RENSSELAER SCHENECTADY 4 3 NYS Major Drainage Basins 04150302 04150304 04150303 04150102 04150301 FINE DIANA CROGHAN CLARE CANTON WILNA ANTWERP RUSSELL LE RAY LYME DEKALB POTSDAM CLAYTON THERESA HAMMOND FOWLER MACOMB ORLEANS PITCAIRN HERMON ALEXANDRIA ROSSIE EDWARDS GOUVERNEUR RUTLAND OSWEGATCHIE PIERREPONT BROWNVILLE MORRISTOWN PAMELIA CHAMPION DE PEYSTER CAPE VINCENT HOUNSFIELD WATERTOWN PHILADELPHIA CLAYTON ORLEANS WATERTOWN CITY ALEXANDRIA COLTON CLIFTON PARISHVILLE 04150305 04150306 LONG LAKE HOPKINTON SANTA CLARA WAVERLY TUPPER LAKE PIERCEFIELD HARRIETSTOWN DUANE BRIGHTON 04150406 04150404 KEENE NEWCOMB JAY FRANKLIN NORTH ELBA SARANAC NORTH HUDSON BLACK BROOK WILMINGTON ST ARMAND 04150408 PERU LEWIS MORIAH CHESTERFIELD WILLSBORO WESTPORT ESSEX CROWN POINT ELIZABETHTOWN AUSABLE SCHUYLER FALLS 05010004 04130001 04140101 04140102 04150102 04130002 04130003 02050104 02050105 02050101 02050102 02050103 04140201 French Oak Orchard-Twelvemile Irondequoit-Ninemile Salmon-Sandy Chaumont-Perch Upper Genesee Lower Genesee Tioga Chemung Upper Susquehanna Chenango Owego-Wappasening Seneca HOUNSFIELD DENMARK DEC REGIONS COUNTY BOUNDARY SUFFOLK NASSAU ROCKLAND WESTCHESTER QUEENS KINGS BRONX RICHMOND NEW YORK QUEENS 2 1 SUFFOLK 04140102 ELLISBURG ADAMS WORTH MONTAGUE RODMAN PINCKNEY LORRAINE BOYLSTON HENDERSON SANDY CREEK HARRISBURG 04150101 GREIG WATSON LYONSDALE MARTINSBURG TURIN NEW BREMEN LOWVILLE WEBB INLET INDIAN LAKE 02020001 MINERVA JOHNSBURG SCHROON CHESTER HORICON HAGUE TICONDEROGA DRESDEN PUTNAM 04140202 04140203 04150101 04150301 04150302 Oneida Oswego Black Upper St. Lawrence Oswegatchie RICHLAND ORWELL REDFIELD OSCEOLA WEST TURIN LAKE PLEASANT WARRENSBURG BOLTON WHITEHALL HAMPTON 04150303 Indian ALBION LEYDEN FORESTPORT ARIETTA THURMAN 04150304 Grass 04140201 02020004 02020006 02050101 02050102 04140202 04130002 02020003 04130003 02020002 04130001 02050105 05010001 02020005 02050103 02040101 02040102 05010002 04120104 04120103 02050104 04140101 04120102 04150401 04120101 05010004 04140203 OHIO WELLS BATH DAY ANDES MOREHOUSE OWEGO HECTOR VIENNA LEE WALTON DRYDEN DIX DELHI CANDOR FORT ANN HUNTER LEWIS IRA COLCHESTER AVA JAVA TOMPKINS BENSON SALISBURY CLAY SHANDAKEN WINDSOR TIOGA CAIRO SODUS BERNE SANFORD ERIN MILO GREENE ROXBURY GALEN ROOT BUSTI YORK LISLE LODI BERLIN PHELPS FRANKLIN VERONA FULTON RUSSIA BARRE GILBOA LANSING OVID DANBY CONSTANTIA CHILI POMPEY EASTON SALEM SULLIVAN ITALY FAYETTE NILES AVON COLLINS KNOX HOPE MINA ELLERY VIRGIL BARTON SCIO RIGA GLEN MAINE EDEN MIDDLETOWN ARGYLE WIRT OXFORD VESTAL ELBA LEXINGTON SIDNEY AFTON HAMDEN RIPLEY CATSKILL PIKE LIMA ALLEGANY HOOSICK CONCORD EATON HOMER JASPER CATO HOWARD OTSEGO BATAVIA ALMA ROYALTON LEON HEBRON FABIUS CUBA MAYFIELD CORINTH HUME MINDEN COLESVILLE GHENT COLONIE BOONVILLE ELMA STRATFORD JOHNSTOWN DARIEN ORANGE WILSON EVANS JEWETT CICERO CAMDEN CAROGA EDINBURG OTEGO TYRE SENECA STONY CREEK LYSANDER VOLNEY PARMA BROOKFIELD YATES GUILFORD ROSE GENOA FLORIDA SHELBY GORHAM ERWIN BOVINA MEXICO ARCADIA OTTO GREECE SCIPIO ALLEN HAMLIN PARISH LE ROY NEWFIELD AMITY GROTON LYONS ARCADE MANLIUS SCHODACK UNION DURHAM MEREDITH BLEECKER CATON VENICE PITTSTOWN ALABAMA GRANBY NASSAU GALWAY ANNSVILLE SCRIBA CHATHAM AMHERST EAGLE CATLIN WESTERN JERUSALEM RUSH BROOME CAROLINE HURON PARIS CHAUTAUQUA CUYLER BENTON NELSON ALMOND SARDINIA LENOX PERRY ONONDAGA KORTRIGHT CANISTEO URBANA GREENFIELD SAUGERTIES AVOCA HANOVER NEWFANE OSSIAN ASHFORD MILFORD RED HOUSE LEDYARD AMBOY NUNDA FLOYD WESTERLO HARDENBURGH LIVONIA ATTICA ALDEN BRANT WALES ROMULUS COPAKE SPENCER GERRY DUANESBURG WOODSTOCK DEPOSIT BARKER HADLEY FLORENCE NAPLES OGDEN GRANVILLE NAPOLI MIDDLEFIELD MOREAU STARK ITHACA CLARENCE ANCRAM MALTA SMYRNA SHELDON LOCKPORT QUEENSBURY HARTLAND MORRIS CHEMUNG WARD COHOCTON MILTON WOODHULL VICTOR HORNBY LEWISTON TYRONE SUMMIT CARLTON WILTON GRAFTON RIDGEWAY UNADILLA BUTLER OPPENHEIM NEWSTEAD MARYLAND GROVE GLENVILLE COLD SPRING WHEELER WINDHAM TRUXTON COEYMANS CASTILE STERLING MARCY CANANDAIGUA POTTER SHARON GENESEO LEBANON CAMERON GAINES LAURENS BYRON STEUBEN COVERT TRENTON NORWICH POMFRET LINDLEY MACHIAS MENDON BIG FLATS HASTINGS POLAND HANNIBAL CAZENOVIA DAYTON VERNON PALATINE HILLSDALE HARMONY OTSELIC MADISON CANAAN CLYMER WILLING DEWITT STAMFORD COVENTRY CAMBRIA DANSVILLE OLEAN ENFIELD WARREN SMITHVILLE ISCHUA TROUPSBURG STOCKTON TULLY REMSEN BRISTOL COLDEN CORNING DAVENPORT STARKEY BOSTON AURORA SOLON PALERMO BOLIVAR SEWARD MASONVILLE BELFAST GALLATIN BENNINGTON GUILDERLAND WESTFIELD FAIRFIELD WAYLAND EXETER NORWAY HAMILTON FREEDOM LYNDON FENTON OTISCO ULYSSES VETERAN HAMBURG TORREY BUTTERNUTS BETHLEHEM RICHMOND PAVILION CLAVERACK ALFRED ANDOVER AUSTERLITZ JACKSON WOLCOTT TRIANGLE PORTER LAFAYETTE EDMESTON HARTFORD SARATOGA NICHOLS WARSAW VICTORY TAYLOR CARROLLTON BURNS HINSDALE ONEONTA PERTH MOHAWK PLYMOUTH SWEDEN MIDDLEBURG PENFIELD PRATTSBURG CALEDONIA BETHANY CAMPBELL HARTWICK HOLLAND ELBRIDGE MACEDON ROME CITY FENNER GENESEE VAN ETTEN STEPHENTOWN NEW BERLIN SOUTHPORT EPHRATAH BIRDSALL JUNIUS RED HOOK EAST OTTO GREAT VALLEY PEMBROKE SCHUYLER MURRAY MARION SHERMAN JEFFERSON SPAFFORD BRUNSWICK PRESTON ONTARIO ATHENS NEW SCOTLAND SPARTA SPRINGWATER KENDALL CONESUS SHERIDAN RICHFORD LOCKE ANGELICA WILLET WORCESTER LAKE LUZERNE PALMYRA STILLWATER NEW LISBON GREENWICH CARROLL CARLISLE PULTENEY DANUBE PREBLE CLIFTON PARK PHARSALIA TAGHKANIC SHERBURNE MANSFIELD ALBION WHITE CREEK CAMILLUS BURLINGTON PROVIDENCE KINGSBURY SKANEATELES WEBSTER FRANKLINVILLE WRIGHT SPRINGFIELD SAVANNAH KIRKLAND PERINTON COLUMBIA BLENHEIM PITTSFIELD SOMERSET VILLENOVA CANEADEA THURSTON COLUMBUS RATHBONE PORTVILLE SCOTT COXSACKIE RENSSELAERVILLE CORTLANDVILLE MORAVIA FREMONT ELLICOTT RANDOLPH BERGEN SCHAGHTICOKE GERMAN PITCHER ELLINGTON LIVINGSTON WEST UNION MARILLA HOPEWELL SAND LAKE MOUNT MORRIS CONQUEST AURELIUS HUMPHREY RUSHFORD FARMERSVILLE WAYNE GROVELAND NEWPORT LAPEER HENRIETTA GRANGER CONESVILLE LANCASTER PORTLAND SCHROEPPEL MANHEIM VAN BUREN YORKSHIRE CANADICE CHARLESTON GREENVILLE SENNETT BROADALBIN RICHFIELD HERKIMER GREENWOOD MARSHALL FRANKFORT CHARLTON ELMIRA PETERSBURG CANAJOHARIE CHARLOTTE NEWARK VALLEY LEICESTER ELLICOTTVILLE CLARKSON TUSCARORA WELLSVILLE CAMBRIDGE OSWEGO FRIENDSHIP READING HARTSVILLE HALFMOON FARMINGTON CHENANGO MIDDLESEX WESTFORD STAFFORD DEERFIELD ALEXANDER CATHARINE ARKWRIGHT MCDONOUGH NEW ALBION WALWORTH AUGUSTA SOUTH VALLEY ROTTERDAM LINCOLN PERSIA BALLSTON HORNELLSVILLE BALDWIN BAINBRIDGE ADDISON CONKLIN CLARENDON ROSEBOOM KIRKWOOD BARRINGTON WILLIAMSON PORTAGE GAINESVILLE FLEMING MIDDLEBURY BRUTUS CLARKSVILLE MANCHESTER DE RUYTER GEORGETOWN CONEWANGO MARCELLUS NORTH COLLINS ASHLAND NEW HUDSON BERKSHIRE SOUTH BRISTOL NEW HAVEN LITCHFIELD CENTERVILLE OWASCO NEW BALTIMORE PLAINFIELD HORSEHEADS CAYUTA NORTH HARMONY ORANGEVILLE WESTMORELAND SCHOHARIE COBLESKILL WILLIAMSTOWN MENTZ CHERRY VALLEY PERRYSBURG WHEATLAND WINFIELD HARFORD WEST ALMOND NEW LEBANON OAKFIELD KINDERHOOK HALCOTT AMSTERDAM WEST SPARTA POESTENKILL LINCKLAEN GENEVA CHERRY CREEK GATES FRENCH CREEK WETHERSFIELD PENDLETON FREETOWN MARATHON SEMPRONIUS WHEATFIELD THROOP SANGERFIELD STOCKBRIDGE DECATUR SALINA COVINGTON NANTICOKE PITTSFORD LITTLE VALLEY GERMAN FLATTS SPRINGPORT SMITHFIELD SUMMERHILL WHITESTOWN SALAMANCA WATERLOO CHEEKTOWAGA GRAND ISLAND CINCINNATUS SENECA FALLS RICHMONDVILLE KIANTONE CLERMONT BRIDGEWATER GREENPORT ESPERANCE ASHLAND BRIGHTON TONAWANDA WEST SENECA EAST GREENBUSH ST JOHNSVILLE NIAGARA VARICK HARPERSFIELD WEST MONROE ORCHARD PARK LAKE GEORGE NORTHAMPTON BRADFORD INDEPENDENCE STUYVESANT BUFFALO CITY BINGHAMTON FORT EDWARD MONTOUR EAST BLOOMFIELD PRINCETOWN LITTLE FALLS NORTHUMBERLAND PRATTSVILLE NORTH NORWICH NEW HARTFORD ROCHESTER CITY MONTEZUMA GEDDES WEST BLOOMFIELD NISKAYUNA SYRACUSE CITY ONEIDA CITY STOCKPORT ALBANY CITY SARATOGA SPRINGS CITY GENESEE FALLS NORTH GREENBUSH GERMANTOWN UTICA CITY IRONDEQUOIT MINETTO WATERFORD TROY CITY NIAGARA FALLS CITY NORTH DANSVILLE BINGHAMTON CITY DICKINSON SCHENECTADY CITY DUNKIRK AUBURN CITY LOCKPORT CITY JAMESTOWN CITY ELMIRA CITY NORTH TONAWANDA CITY DUNKIRK OLEAN CITY ITHACA CITY LACKAWANA CITY BATAVIA CITY AMSTERDAM CITY FULTON CITY SALAMANCA CITY DUNKIRK CITY IRONDEQUOIT GENEVA CITY ONEONTA CITY COHOES CITY CANANDAIGUA CITY IRONDEQUOIT GLOVERSVILLE CITY OSWEGO CITY LITTLE FALLS CITY CORTLAND CITY GLENS FALLS CITY JOHNSTOWN CITY OSWEGO CITY TONAWANDA CITY CORNING CITY RENSSELAER CITY HORNELL CITY HUDSON CITY NORWICH CITY SHERRILL CITY GENEVA CITY EAST ROCHESTER WATERVLIET CITY GREEN ISLAND MECHANICVILLE CITY 04150305 04150306 04150307 04150308 04150401 04150404 04150406 04150408 04150409 02020001 02020002 02020003 02020004 02020005 02020006 02020007 02020008 02030101 02040101 02040102 02040104 02030103 01100005 01100006 Raquette St. Regis Salmon Chateaugay-English Mettawee River Ausable River Saranac River Lake Champlain Richelieu River Upper Hudson Sacandaga Hudson-Hoosic Mohawk Schoharie Middle Hudson Rondout Hudson-Wappinger Lower Hudson Upper Delaware East Branch Delaware Middle Delaware-Mongaup-Brodhead Hackensack-Passaic Housatonic Saugatuck ULSTER KINGSTON MILAN PINE PLAINS 02030102 Bronx HURLEY 0 10 20 40 60 80 100 HANCOCK FREMONT CALLICOON ROCKLAND NEVERSINK DENNING OLIVE ESOPUS CLINTON MARBLETOWN RHINEBECK ROSENDALE KINGSTON CITY STANFORD AMENIA NORTHEAST 02030104 02030201 Sandy Hook-Staten Island Northern Long Island Miles DELAWARE LIBERTY FALLSBURG WAWARSING ROCHESTER NEW PALTZ LLOYD HYDE PARK PLEASANT VALLEY 01100005 WASHINGTON 02030202 02030203 Southern Long Island Long Island Sound COCHECTON BETHEL THOMPSON GARDINER POUGHKEEPSIE LA GRANGE CITY UNION VALE DOVER 02040104 02020007 SHAWANGUNK 02020008 PLATTEKILL POUGHKEEPSIE MARLBOROUGH BEEKMAN BASE MAP NYS MAJOR DRAINAGE BASIN NUMBER AND NAME TUSTEN HIGHLAND FORESTBURGH MAMAKATING CRAWFORD MONTGOMERY NEWBURGH WAPPINGER EAST FISHKILL PAWLING NEWBURGH FISHKILL CITY BEACON CITY LUMBERLAND WALLKILL NEW WINDSOR KENT PATTERSON MOUNT HOPE DEC REGIONS 01 LAKE ERIE - NIAGARA RIVER 10 LAKE CHAMPLAIN DEERPARK MIDDLETOWN CITY HAMPTONBURGH CORNWALL PHILIPSTOWN PUTNAM VALLEY SOUTHEAST PORT JERVIS GREENVILLE CITY WAWAYANDA GOSHEN BLOOMING GROVE CARMEL HIGHLANDS COUNTY BOUNDARY 02 ALLEGHENY RIVER 11 UPPER HUDSON RIVER MINISINK WARWICK CHESTER 02030101 CORTLANDT SOMERS YORKTOWN WOODBURY LEWISBORO MONROE STONY POINT NORTH SALEM PEEKSKILL CITY SOUTHOLD TOWN/CITY BOUNDARY 03 LAKE ONTARIO AND MINOR TRIBUTARIES 12 MOHAWK RIVER 02030103 TUXEDO HAVERSTRAW 01100006 BEDFORD NEW CASTLE POUND RIDGE MOUNT KISCO OSSINING NYS 8 DIGIT HUC 04 GENESEE RIVER 13 LOWER HUDSON RIVER RAMAPO CLARKSTOWN MOUNT PLEASANT NORTH CASTLE SHELTER ISLAND EAST HAMPTON SOUTHOLD ORANGETOWN 05 CHEMUNG RIVER 14 DELAWARE RIVER GREENBURGH RYE HARRISON SCARSDALE WHITE PLAINS CITY EAST HAMPTON 02030102 RYE CITY RIVERHEAD SOUTHAMPTON YONKERS CITY MAMARONECK 06 SUSQUEHANNA RIVER 15 PASSAIC-NEWARK (RAMAPO RIVER) 02030203 BRONX NEW ROCHELLE CITY EASTCHESTER GLEN COVE PELHAM MOUNT VERNON CITY CITY 02030201 HUNTINGTON SMITHTOWN BROOKHAVEN SOUTHAMPTON 07 SENECA-ONEIDA-OSWEGO RIVER 16 HOUSATONIC RIVER NEW YORK NORTH HEMPSTEAD OYSTER BAY 02030202 ISLIP 08 BLACK RIVER 17 ATLANTIC OCEAN - LONG ISLAND SOUND QUEENS HEMPSTEAD BABYLON KINGS BABYLON RICHMOND LONG BEACH CITY QUEENS 09 ST. LAWRENCE RIVER 02030104 October 2012