UNADILLA RIVER ROCKDALE 0.9 SUSQUEHANNA RIVER CONKLIN Susquehanna -11.1 EXPLANATION SUSQUEHANNA RIVER WAVERLY 4.2 COHOCTON RIVER CAMPBELL 7.7 Improving CHEMUNG RIVER CHEMUNG 9.9 SUSQUEHANNA RIVER TOWANDA 9.3 Degrading TUNKHANNOCK CREEK TUNKHANNOCK 30.3 No Trend SUSQUEHANNA RIVER WILKES-BARRE 3.5 SUSQUEHANNA RIVER DANVILLE 4.6 Improving or degrading trends WB SUSQUEHANNA RIVER KARTHAUS 10 PINE CREEK WATERVILLE 21 classified as likelihood estimates WB SUSQUEHANNA RIVER JERSEY S. 8.6 greater than or equal to 67% WB SUSQUEHANNA RIVER LEWISBURG -5.5 PENNS CREEK PENNS CREEK 13.6 *The number next to each bar represents RAYSTOWN BRANCH JUNIATA RIVER 10.9 the total percent change in total nitrogen JUNIATA RIVER NEWPORT 2.3 yield over the specified time period. SHERMAN CREEK SHERMANS DALE 8 CONODOGUINET CREEK HOGESTOWN -4.6 YELLOW BREECHES CREEK CAMP HILL -9.2 SWATARA CREEK HERSHEY -12.4 WEST CONEWAGO CREEK MANCHESTER -7.2 SUSQUEHANNA RIVER MARIETTA -2.9 CONESTOGA RIVER CONESTOGA -18.1 PEQUEA CREEK MARTIC FORGE -16.5 SUSQUEHANNA RIVER CONOWINGO -0.9 OCTORARO CREEK RICHARDSMERE -11.6 DEER CREEK DARLINGTON -6.2 NANTICOKE RIVER BRIDGEVILLE 4.9 MARSHYHOPE CREEK ADAMSVILLE Eastern Shore 15.3 CHOPTANK RIVER GREENSBORO 4.7 TUCKAHOE CREEK RUTHSBURG -2.4 BIG ELK CREEK ELK MILLS -4.4 GUNPOWDER FALLS GLENCOE -6.6 NB PATAPSCO RIVER CEDARHURST Western Shore -7.7 GWYNNS FALLS VILLA NOVA -11.9 PATUXENT RIVER UNITY 7.5 PATUXENT RIVER BOWIE -20.7 WESTERN BRANCH UPPER MARLBORO -6.3 GEORGES CREEK FRANKLIN -11 WILLS CREEK CUMBERLAND Potomac 15.4 PATTERSON CREEK HEADSVILLE 0.8 SB POTOMAC RIVER SPRINGFIELD 3.9 TOWN CREEK OLDTOWN 3.8 SIDELING HILL CREEK BELLEGROVE -5.1 CACAPON RIVER GREAT CACAPON -6.2 TONOLOWAY CREEK HANCOCK 23 LICKING CREEK PECTONVILLE 20.2 CONOCOCHEAGUE CREEK FAIRVIEW -5.1 OPEQUON CREEK MARTINSBURG -10.9 ANTIETAM CREEK WAYNESBORO -20.5 ANTIETAM CREEK SHARPSBURG -15.4 MUDDY CREEK MOUNT CLINTON -4.7 SOUTH RIVER NEAR WAYNESBORO 6.5 SF SHENANDOAH RIVER LYNNWOOD -5.4 SF SHENANDOAH RIVER FRONT ROYAL -11.1 SMITH CREEK NEW MARKET 0.3 NF SHENANDOAH RIVER STRASBURG -4.8 CATOCTIN CREEK MIDDLETOWN 3.8 CATOCTIN CREEK TAYLORSTOWN 4.1 MONOCACY RIVER BRIDGEPORT -5.1 DIFFICULT RUN GREAT FALLS 3.1 POTOMAC RIVER CHAIN BRIDGE -5.4 NW ANACOSTIA RIVER HYATTSVILLE -22.3 ACCOTINK CREEK ANNANDALE 0.6 MATTAWOMAN CREEK POMONKEY 1.1 SF QUANTICO CREEK INDEP. HILL 22.1 RAPPAHANNOCK RIVER REMINGTON 15.4 RAPIDAN RIVER RUCKERSVILLE Virginia -5.1 ROBINSON RIVER LOCUST DALE 3.4 RAPIDAN RIVER CULPEPER -8.9 RAPPAHANNOCK RIVER FREDER. 6.3 NORTH ANNA RIVER DOSWELL 10.9 LITTLE RIVER DOSWELL -18.9 PAMUNKEY RIVER HANOVER 15.5 PO RIVER SPOTSYLVANIA 4.4 MATTAPONI RIVER BOWLING G. 17 MATTAPONI RIVER BEULAHVILLE 13.4 BACK CREEK MOUNTAIN GROVE 5.7 BULLPASTURE RIVER WILLIAMSVILLE 8.1 CALFPASTURE RIVER GOSHEN 28.4 MAURY RIVER BUENA VISTA 0.3 JAMES RIVER BLUE RIDGE PKWY 0.1 MECHUMS RIVER WHITE HALL 13.6 RIVANNA RIVER PALMYRA -2.5 JAMES RIVER CARTERSVILLE -3.1 JAMES RIVER RICHMOND 4.5 APPOMATTOX RIVER FARMVILLE 27.4 DEEP CREEK MANNBORO -6.4 APPOMATTOX RIVER MATOACA 10.8 CHICKAHOMINY RIVER PROVIDENCE F. 0.8 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 Change in load, in pounds per acre Figure 3. Change in total nitrogen per acre loads during the period, 2009-18, for selected Chesapeake Bay nontidal monitoring stations.