| ANTIETAM CREEK NEAR SHARPSBURG, MD | No flooding | 2.31 ft | 101 cfs |
| ANTIETAM CREEK NEAR WAYNESBORO, PA | No flooding | 2.15 ft | 29 cfs |
| BAISMAN RUN AT BROADMOOR, MD | No flooding | 1.07 ft | 0 cfs |
| BEAVER RUN NEAR FINKSBURG, MD | No flooding | 0.42 ft | 6 cfs |
| BEAVERDAM RUN AT COCKEYSVILLE, MD | No flooding | 2.01 ft | 7 cfs |
| BEETREE RUN AT BENTLEY SPRINGS, MD | No flooding | 0.61 ft | 4 cfs |
| BENNETT CREEK AT PARK MILLS, MD | No flooding | 1.56 ft | 20 cfs |
| BIG ELK CREEK AT ELK MILLS, MD | No flooding | 3.90 ft | 129 cfs |
| BIG PIPE CREEK AT BRUCEVILLE, MD | No flooding | 0.82 ft | 15 cfs |
| BYNUM RUN AT BEL AIR, MD | No flooding | 0.51 ft | 2 cfs |
| CATOCTIN CREEK NEAR MIDDLETOWN, MD | No flooding | 1.60 ft | 11 cfs |
| CONOCOCHEAGUE CREEK AT FAIRVIEW, MD | No flooding | 1.46 ft | 115 cfs |
| CRANBERRY BRANCH NEAR WESTMINSTER, MD | No flooding | 1.22 ft | 0 cfs |
| DEAD RUN AT FRANKLINTOWN, MD | No flooding | 2.44 ft | 256 cfs |
| DEAD RUN AT WOODLAWN, MD | No flooding | 0.34 ft | — |
| DEAD RUN NEAR CATONSVILLE, MD | No flooding | 0.30 ft | — |
| DEAD RUN TRIBUTARY AT WOODLAWN, MD | No flooding | 2.76 ft | — |
| DEAD RUN TRIBUTARY NEAR WOODLAWN, MD | No flooding | 0.16 ft | — |
| DEER CREEK AT ROCKS, MD | No flooding | 2.11 ft | 54 cfs |
| DEER CREEK NEAR DARLINGTON, MD | No flooding | 0.97 ft | 49 cfs |
| EAST BRANCH HERBERT RUN AT ARBUTUS, MD | No flooding | 3.00 ft | 235 cfs |
| FOSTER BRANCH NEAR JOPPATOWNE, MD | No flooding | 1.77 ft | 0 cfs |
| GEORGES CREEK AT FRANKLIN, MD | No flooding | 2.16 ft | 25 cfs |
| GEORGES RUN NEAR BECKLEYSVILLE, MD | No flooding | 0.16 ft | 4 cfs |
| GRAVE RUN NEAR BECKLEYSVILLE, MD | No flooding | -0.66 ft | 3 cfs |
| GUNPOWDER FALLS AT GLENCOE, MD | No flooding | 1.57 ft | 186 cfs |
| GUNPOWDER FALLS AT HOFFMANVILLE, MD | No flooding | 1.06 ft | 9 cfs |
| GUNPOWDER FALLS NEAR PARKTON, MD | No flooding | 2.20 ft | 161 cfs |
| GWYNNS FALLS AT VILLA NOVA, MD | No flooding | 1.11 ft | 35 cfs |
| GWYNNS FALLS AT WASHINGTON BLVD AT BALTIMORE, MD | No flooding | 2.61 ft | 45 cfs |
| GWYNNS FALLS NEAR DELIGHT, MD | No flooding | 0.16 ft | 2 cfs |
| HAWLINGS RIVER NEAR SANDY SPRING, MD | No flooding | 0.48 ft | 11 cfs |
| HONEYGO RUN NEAR WHITE MARSH, MD | No flooding | 0.61 ft | 3 cfs |
| JAMES RUN NEAR BELCAMP, MD | No flooding | 2.80 ft | 2 cfs |
| JONES FALLS AT SORRENTO, MD | No flooding | 7.77 ft | 8 cfs |
| LICKING CREEK AT PECTONVILLE, MD | No flooding | 1.60 ft | 24 cfs |
| LITTLE FALLS AT BLUE MOUNT, MD | No flooding | 0.04 ft | 21 cfs |
| LITTLE GUNPOWDER FALLS AT LAUREL BROOK, MD | No flooding | 1.01 ft | 13 cfs |
| LITTLE PATUXENT RIVER AT GUILFORD, MD | No flooding | 2.21 ft | 25 cfs |
| LITTLE PATUXENT RIVER AT SAVAGE, MD | No flooding | 3.01 ft | 32 cfs |
| LITTLE SENECA CREEK TRIBUTARY AT BRINK, MD | No flooding | 4.88 ft | 2 cfs |
| LITTLE SENECA CREEK TRIBUTARY NEAR CLARKSBURG, MD | No flooding | 4.51 ft | 1 cfs |
| LITTLE SENECA CREEK TRIBUTARY NEAR GERMANTOWN, MD | No flooding | 1.88 ft | 54 cfs |
| LONG GREEN CREEK AT GLEN ARM, MD | No flooding | 0.93 ft | 2 cfs |
| LONG QUARTER BRANCH AT LUTHERVILLE, MD | No flooding | 1.10 ft | 1 cfs |
| MARSH RUN AT GRIMES, MD | No flooding | 1.05 ft | 6 cfs |
| MATTAWOMAN CREEK NEAR POMONKEY, MD | No flooding | 1.49 ft | 0 cfs |
| MINEBANK RUN NEAR GLEN ARM, MD | No flooding | 5.19 ft | 66 cfs |
| MONOCACY RIVER AT BRIDGEPORT, MD | No flooding | 2.31 ft | 18 cfs |
| MONOCACY RIVER AT JUG BRIDGE NEAR FREDERICK, MD | No flooding | 1.79 ft | 208 cfs |
| MONOCACY RIVER AT MONOCACY BLVD AT FREDERICK, MD | No flooding | 1.76 ft | 134 cfs |
| MORGAN RUN NEAR LOUISVILLE, MD | No flooding | 1.33 ft | 8 cfs |
| NASSAWANGO CREEK NEAR SNOW HILL, MD | No flooding | 1.41 ft | 3 cfs |
| NORTH BRANCH POTOMAC RIVER AT KITZMILLER, MD | No flooding | 2.02 ft | 82 cfs |
| NORTH BRANCH POTOMAC RIVER AT LUKE, MD | No flooding | 1.85 ft | 367 cfs |
| NORTH BRANCH POTOMAC RIVER AT STEYER, MD | No flooding | 2.29 ft | 50 cfs |
| NORTH BRANCH POTOMAC RIVER NEAR CUMBERLAND, MD | No flooding | 2.59 ft | 428 cfs |
| NORTHEAST BRANCH ANACOSTIA RIVER AT RIVERDALE, MD | No flooding | 0.31 ft | 13 cfs |
| Northwest Branch Anacostia River near Colesville, MD | No flooding | 1.29 ft | 1 cfs |
| PAINT BRANCH NEAR COLLEGE PARK, MD | No flooding | 1.41 ft | 1 cfs |
| PAINT BRANCH TRIBUTARY NEAR COLESVILLE, MD | No flooding | 1.40 ft | 0 cfs |
| PATAPSCO RIVER AT HOLLOFIELD, MD | No flooding | 1.40 ft | 40 cfs |
| PATAPSCO RIVER NEAR CATONSVILLE, MD | No flooding | 10.36 ft | 54 cfs |
| PATAPSCO RIVER NEAR ELKRIDGE, MD | No flooding | 5.41 ft | 40 cfs |
| Patuxent River below Brighton Dam near Brighton MD | No flooding | 1.82 ft | 70 cfs |
| PATUXENT RIVER NEAR BOWIE, MD | No flooding | 4.12 ft | 107 cfs |
| Patuxent River near Laurel, MD | No flooding | 4.28 ft | 17 cfs |
| PATUXENT RIVER NEAR UNITY, MD | No flooding | 2.78 ft | 102 cfs |
| PINEY RUN AT DOVER, MD | No flooding | 1.40 ft | 4 cfs |
| PISCATAWAY CREEK AT PISCATAWAY, MD | No flooding | 1.71 ft | 0 cfs |
| PLUMTREE RUN NEAR BEL AIR, MD | No flooding | 0.94 ft | 1 cfs |
| POTOMAC RIVER AT EDWARDS FERRY NEAR POOLESVILLE,MD | No flooding | 3.54 ft | — |
| POTOMAC RIVER AT HANCOCK, MD | No flooding | 3.50 ft | 1,220 cfs |
| POTOMAC RIVER AT PAW PAW, WV | No flooding | 4.26 ft | 937 cfs |
| POTOMAC RIVER AT POINT OF ROCKS, MD | No flooding | 1.31 ft | 2,190 cfs |
| POTOMAC RIVER NEAR WASH, DC LITTLE FALLS PUMP STA | No flooding | 2.89 ft | 2,300 cfs |
| SAVAGE RIV BL SAVAGE RIV DAM NEAR BLOOMINGTON, MD | No flooding | 0.81 ft | 64 cfs |
| SAWMILL CREEK AT GLEN BURNIE, MD | No flooding | 2.09 ft | 9 cfs |
| SCOTTS LEVEL BRANCH AT ROCKDALE, MD | No flooding | 1.56 ft | 34 cfs |
| SENECA CREEK AT DAWSONVILLE, MD | No flooding | 2.02 ft | 54 cfs |
| SIDELING HILL CREEK NEAR BELLEGROVE, MD | No flooding | 0.37 ft | 4 cfs |
| SLIGO CREEK NEAR TAKOMA PARK, MD | No flooding | 0.57 ft | 1 cfs |
| SOPER BRANCH AT HYATTSTOWN, MD | No flooding | 0.33 ft | 0 cfs |
| St Clements Creek near Clements, MD | No flooding | -0.72 ft | 1 cfs |
| St Marys River at Great Mills, MD | No flooding | 1.38 ft | 4 cfs |
| SUSQUEHANNA RIVER AT CONOWINGO, MD | No flooding | 11.96 ft | 21,500 cfs |
| SWAN CREEK AT SWAN CREEK, MD | No flooding | 2.79 ft | 2 cfs |
| TENMILE CREEK NEAR BOYDS, MD | No flooding | 2.31 ft | 2 cfs |
| TENMILE CREEK NEAR CLARKSBURG, MD | No flooding | 3.05 ft | 7 cfs |
| TOWN CREEK NEAR OLDTOWN, MD | No flooding | 2.02 ft | 21 cfs |
| TRIBUTARY TO DEAD RUN TRIBUTARY AT WOODLAWN, MD | No flooding | 0.53 ft | — |
| TURKEY BRANCH NEAR ROCKVILLE, MD | No flooding | 4.49 ft | — |
| WEST BRANCH HERRING RUN AT IDLEWYLDE, MD | No flooding | 2.33 ft | 65 cfs |
| WESTERN BRANCH AT UPPER MARLBORO, MD | No flooding | 1.64 ft | 15 cfs |
| WESTERN RUN AT WESTERN RUN, MD | No flooding | 0.77 ft | 15 cfs |
| WHITEMARSH RUN AT WHITE MARSH, MD | No flooding | 8.70 ft | 1,040 cfs |
| WHITEMARSH RUN NEAR FULLERTON, MD | No flooding | 4.16 ft | 636 cfs |
| WILLS CREEK NEAR CUMBERLAND, MD | No flooding | 1.97 ft | 51 cfs |
| WINTERS RUN NEAR BEL AIR, MD | No flooding | 1.16 ft | 10 cfs |
| WINTERS RUN NEAR BENSON, MD | No flooding | 1.16 ft | 7 cfs |
| ZEKIAH SWAMP RUN NEAR NEWTOWN, MD | No flooding | 0.33 ft | 0 cfs |
| BACON RIDGE BRANCH AT CHESTERFIELD, MD | No current data | — | — |
| BASSETT CREEK NEAR IRONSHIRE, MD | No current data | — | — |
| BEAR BRANCH NEAR THURMONT, MD | No current data | — | — |
| BEAR CABIN BRANCH NEAR BEL AIR, MD | No current data | — | — |
| BEAVERDAM CREEK NEAR SALISBURY, MD | No current data | — | — |
| BENNETT CREEK TRIBUTARY AT PARK MILLS, MD | No current data | — | — |
| BRIEN RUN AT STEMMERS RUN, MD | No current data | — | — |
| BUFFALO RUN NEAR FRIENDSVILLE, MD | No current data | — | — |
| CARROLL CREEK ABOVE ROCK CREEK AT FREDERICK, MD | No current data | — | — |
| CARROLL CREEK NEAR FREDERICK, MD | No current data | — | — |
| CRABTREE CREEK NEAR SWANTON, MD | No current data | — | — |
| DORSEY RUN NEAR JESSUP, MD | No current data | — | — |
| FAULKNER BRANCH AT FEDERALSBURG, MD | No current data | — | — |
| FISHING CREEK NEAR LEWISTOWN, MD | No current data | — | — |
| FISHING CREEK TRIBUTARY NEAR LEWISTOWN, MD | No current data | — | — |
| GREAT SENECA CREEK NEAR QUINCE ORCHARD, MD | No current data | — | — |
| GREEN RUN NEAR CAREYTOWN, MD | No current data | — | — |
| GWYNNS FALLS AT GLYNDON, MD | No current data | — | — |
| GWYNNS FALLS TRIBUTARY AT MCDONOGH, MD | No current data | — | — |
| GWYNNS RUN AT BALTIMORE, MD | No current data | — | — |
| HONEYGO RUN AT WHITE MARSH, MD | No current data | — | — |
| HUNTING CREEK AT JIMTOWN, MD | No current data | — | — |
| HUNTING CREEK NEAR FOXVILLE, MD | No current data | — | — |
| HUNTING CREEK NEAR HUNTINGTOWN, MD | No current data | — | — |
| HUNTING CREEK TRIBUTARY NEAR FOXVILLE, MD | No current data | — | — |
| JONES FALLS AT MARYLAND AVE AT BALTIMORE, MD | No current data | — | — |
| KILLPECK CREEK AT HUNTERSVILLE, MD | No current data | — | — |
| L Pax Riv Tributary above Lake Elkhorn near Guilford, MD | No current data | — | — |
| L PAX RIV TRIB ABOVE WILDE LAKE AT COLUMBIA, MD | No current data | — | — |
| LAUREL RUN AT DOBBIN RD NEAR WILSON, MD | No current data | — | — |
| LINGANORE CREEK NEAR LIBERTYTOWN, MD | No current data | — | — |
| LITTLE BLACKWATER RIVER AT SEWARD, MD | No current data | — | — |
| LITTLE CATOCTIN CREEK AT ROSEMONT, MD | No current data | — | — |
| LITTLE CATOCTIN CREEK NEAR ROSEMONT, MD | No current data | — | — |
| MCMILLAN F NEAR FORT PENDLETON, MD | No current data | — | — |
| MEETINGHOUSE BRANCH AT CAMP SPRINGS, MD | No current data | — | — |
| MIDDLE PATUXENT RIVER NEAR SIMPSONVILLE, MD | No current data | — | — |
| MILL RUN AT MINERAL SPRING, MD | No current data | — | — |
| MINEBANK RUN AT LOCH RAVEN, MD | No current data | — | — |
| MINGO BRANCH NEAR HEREFORD, MD | No current data | — | — |
| MOORES RUN TRIB. NEAR TODD AVE AT BALTIMORE, MD | No current data | — | — |
| NORTH FORK GREEN RUN NEAR WHITESVILLE, DE | No current data | — | — |
| NORTH FORK SAND RUN NEAR WILSON, MD | No current data | — | — |
| NORTH FORK WHITEMARSH RUN NEAR WHITE MARSH, MD | No current data | — | — |
| NORTHWEST BR ANACOSTIA RIVER NR HYATTSVILLE, MD | No current data | — | — |
| NYDEGGER RUN NEAR GORMAN, MD | No current data | — | — |
| OTTER POINT CREEK NEAR EDGEWOOD, MD | No current data | — | — |
| PINEY CREEK NEAR TANEYTOWN, MD | No current data | — | — |
| PISCATAWAY CREEK AT JOINT BASE ANDREWS, MD | No current data | — | — |
| PISCATAWAY CREEK AT WOODYARD, MD | No current data | — | — |
| PISCATAWAY CREEK TRIB AT JOINT BASE ANDREWS, MD | No current data | — | — |
| POLAND RUN NEAR SWANTON, MD | No current data | — | — |
| POWDER MILL RUN NEAR LOCHEARN, MD | No current data | — | — |
| PRINCIPIO CREEK NEAR PRINCIPIO FURNACE, MD | No current data | — | — |
| SAND SPRING RUN AT FROSTBURG, MD | No current data | — | — |
| SAVAGE RIVER NEAR AVILTON, MD | No current data | — | — |
| SAWMILL CREEK AT CRAIN HWY AT GLEN BURNIE, MD | No current data | — | — |
| SAWMILL CREEK TRIBUTARY AT BWI NEAR FERNDALE, MD | No current data | — | — |
| SLADE RUN NEAR GLYNDON, MD | No current data | — | — |
| SOUTH FORK GREEN RUN NEAR WHITESVILLE, DE | No current data | — | — |
| ST LEONARD CREEK NEAR ST LEONARD, MD | No current data | — | — |
| STONY RUN AT RIDGEMEDE ROAD AT BALTIMORE, MD | No current data | — | — |
| THREE BRIDGES BRANCH AT CENTREVILLE, MD | No current data | — | — |
| WATTS BRANCH AT ROCKVILLE, MD | No current data | — | — |
| WILLS CREEK AT ELLERSLIE, MD | No current data | — | — |
| ARROWHEAD RUN AT THAYERVILLE, MD | No flood stage defined | 3.05 ft | 5 cfs |
| BEAR CREEK AT FRIENDSVILLE, MD | No flood stage defined | 1.77 ft | 49 cfs |
| BEAVERDAM CREEK NEAR CHEVERLY, MD | No flood stage defined | 0.61 ft | -1 cfs |
| BIRCH BRANCH AT SHOWELL, MD | No flood stage defined | 3.36 ft | 1 cfs |
| BYNUM RUN NEAR ABINGDON, MD | No flood stage defined | 2.51 ft | 4 cfs |
| CABIN BRANCH NEAR BOYDS, MD | No flood stage defined | 4.87 ft | 13 cfs |
| CASSELMAN RIVER AT GRANTSVILLE, MD | No flood stage defined | 1.14 ft | 49 cfs |
| CATTAIL CREEK NEAR GLENWOOD, MD | No flood stage defined | 0.69 ft | 16 cfs |
| Cherry Creek at State Park Road near McHenry, MD | No flood stage defined | 2.57 ft | 14 cfs |
| CHESTERVILLE BRANCH NEAR CRUMPTON, MD | No flood stage defined | 1.34 ft | — |
| CHICAMACOMICO RIVER NEAR SALEM, MD | No flood stage defined | -0.98 ft | 2 cfs |
| CHOPTANK RIVER NEAR GREENSBORO, MD | No flood stage defined | 2.15 ft | 13 cfs |
| DEER CREEK AT EDEN MILL DAM NEAR PYLESVILLE, MD | No flood stage defined | 348.83 ft | — |
| Fishing Creek at Mountaindale, MD | No flood stage defined | 0.55 ft | — |
| HERRING RUN AT SINCLAIR LANE AT BALTIMORE, MD | No flood stage defined | 8.76 ft | 2,300 cfs |
| LINGANORE CREEK AT LINGANORE RD NEAR FREDERICK, MD | No flood stage defined | 1.26 ft | 22 cfs |
| MANOKIN BRANCH NEAR PRINCESS ANNE, MD | No flood stage defined | 1.49 ft | 1 cfs |
| MCINTOSH RUN NEAR LEONARDTOWN, MD | No flood stage defined | 1.02 ft | — |
| MONOCACY RIVER NEAR DICKERSON, MD | No flood stage defined | 1.75 ft | 451 cfs |
| MOORES RUN AT RADECKE AVE AT BALTIMORE, MD | No flood stage defined | 7.37 ft | — |
| MORGAN CREEK NEAR KENNEDYVILLE, MD | No flood stage defined | 1.24 ft | 3 cfs |
| NORTH BRANCH PATAPSCO RIVER AT CEDARHURST, MD | No flood stage defined | 1.24 ft | 12 cfs |
| NORTH GLADE RUN NEAR SWANTON, MD | No flood stage defined | 2.53 ft | 3 cfs |
| NORTHWEST BRANCH ANACOSTIA RIVER AT BRENTWOOD, MD | No flood stage defined | 0.96 ft | 5 cfs |
| Octoraro Creek near Richardsmere, MD | No flood stage defined | 2.59 ft | 66 cfs |
| POCOMOKE RIVER NEAR WILLARDS, MD | No flood stage defined | 4.41 ft | 4 cfs |
| POND BRANCH AT OREGON RIDGE, MD | No flood stage defined | 1.07 ft | 0 cfs |
| POTOMAC RIVER AT BURKITTSVILLE RD AT BRUNSWICK, MD | No flood stage defined | 2.48 ft | — |
| POTOMAC RIVER AT HARPERS FERRY, WV | No flood stage defined | 0.61 ft | — |
| RED RUN NEAR OWINGS MILLS, MD | No flood stage defined | 1.21 ft | 4 cfs |
| SALLIE HARRIS CREEK NEAR CARMICHAEL, MD | No flood stage defined | 0.70 ft | 2 cfs |
| SAMS CREEK AT MCKINSTRYS MILL, MD | No flood stage defined | 1.36 ft | 2 cfs |
| SAVAGE RIVER NEAR BARTON, MD | No flood stage defined | 1.10 ft | 17 cfs |
| SOUTH FORK JABEZ BRANCH AT MILLERSVILLE, MD | No flood stage defined | 3.20 ft | 0 cfs |
| TONOLOWAY CREEK NEAR HANCOCK, MD | No flood stage defined | 1.58 ft | 5 cfs |
| TUCKAHOE CREEK NEAR RUTHSBURG, MD | No flood stage defined | 0.56 ft | 23 cfs |
| UNICORN BRANCH NEAR MILLINGTON, MD | No flood stage defined | 1.46 ft | 10 cfs |
| WHEEL CREEK NEAR ABINGDON, MD | No flood stage defined | 1.55 ft | 1 cfs |
| YOUGHIOGHENY RIVER AT FRIENDSVILLE, MD | No flood stage defined | 2.62 ft | 207 cfs |
| YOUGHIOGHENY RIVER NEAR MCHENRY, MD | No flood stage defined | 3.08 ft | 256 cfs |
| YOUGHIOGHENY RIVER NEAR OAKLAND, MD | No flood stage defined | 2.39 ft | 113 cfs |
| YOUGHIOGHENY RIVER NEAR SWALLOW FALLS PARK, MD | No flood stage defined | 2.62 ft | 162 cfs |