Table 2a. Category 1 data (water quality indicators).
(NOTE: Red-colored values exceed benchmark or goal. Segments are listed by watershed code)
 
MD 8-digit 
Code		 Watershed Name Number
of 303(d)
Impairments		 Non-tidal
Total P
Index		 Non-tidal
Total N
Index		 Tidal
Habitat
Index		 Tidal
Eutroph.
Index		 Modeled
Total N
Load
(lbs/acre)		 Modeled
Total P
Load
(lbs/acre)
02050301 Conewago Creek 0  11.73 0.50
02120201 L Susquehanna R. 3  9.0 8.0 9.31 0.43
02120202 Deer Creek 0  9.0 4.0 6.81 0.49
02120203 Octoraro Creek 0  7.59 0.58
02120204 Conowingo Dam/Susq 2  9.22 0.41
02120205 Broad Creek 0  11.40 0.63
02130101 Atlantic Ocean 0
02130102 Assawoman Bay 2  cat. 1 cat. 2
02130103 Isle of Wight Bay 1  cat. 1 cat. 2
02130104 Sinepuxent Bay 1  cat. 2 cat. 2
02130105 Newport Bay 1  cat. 1 cat. 2
02130106 Chincoteague Bay 1  cat. 2 cat. 2
02130201 Pocomoke Sound 1  8.0 4.3 5.70 0.36
02130202 Lower Pocomoke R. 3  6.0 6.7 9.71 0.77
02130203 Upper Pocomoke R. 2  10.41 0.75
02130204 Dividing Creek 3  5.63 0.35
02130205 Nassawango Creek 2  6.70 0.44
02130206 Tangier Sound 2  7.7 6.2 1.55 0.09
02130207 Big Annemessex R. 0  8.7 6.7 6.11 0.40
02130208 Manokin River 3  7.0 4.3 7.27 0.44
02130301 Lower Wicomico R. 3  6.0 4.7 11.59 0.83
02130302 Monie Bay 1  4.19 0.23
02130303 Wicomico Creek 2  7.36 0.50
02130304 Wicomico R. Head 3  10.44 0.65
02130305 Nanticoke River 1  6.5 4.7 7.77 0.50
02130306 Marshyhope Creek 2  12.87 0.90
02130307 Fishing Bay 0  7.7 4.7 3.80 0.22
02130308 Transquaking River 2  7.75 0.62
02130401 Honga River 3  1.97 0.09
02130402 Little Choptank 2  7.0 7.3 3.73 0.24
02130403 Lower Choptank 4  6.3 5.9 6.77 0.60
02130404 Upper Choptank 3  9.0 8.0 6.3 5.9 9.21 0.75
02130405 Tuckahoe Creek 3  9.66 0.75
02130501 Eastern Bay 3  7.0 7.3 3.18 0.23
02130502 Miles River 3  8.72 0.75
02130503 Wye River 3  8.21 0.67
02130504 Kent Narrows 3  5.57 0.38
02130505 Lower Chester River 3  5.7 5.0 4.48 0.31
02130506 Langford Creek 4  8.51 0.72
02130507 Corsica River 3  8.63 0.66
02130508 Southeast Creek 3  8.28 0.55
02130509 Middle Chester River 3  9.66 0.62
02130510 Upper Chester River 3  5.7 5.0 8.32 0.54
02130511 Kent Island Bay 3  23.18 0.89
02130601 Lower Elk River 3  7.5 6.8 6.10 0.41
02130602 Bohemia River 2  6.0 7.7 7.67 0.42
02130603 Upper Elk River 2  10.14 0.53
02130604 Back Creek 2  7.5 6.8 10.03 0.71
02130605 Little Elk Creek 0  9.64 0.63
02130606 Big Elk Creek 0  7.29 0.36
02130607 Christina River 0 
02130608 Northeast River 2  5.3 7.3 7.93 0.44
02130609 Furnace Bay 2  7.65 0.51
02130610 Sassafras River 2  4.3 6.7 7.92 0.66
02130611 Stillpond-Fairlee 2  8.25 0.67
02130701 Bush River 2  4.3 7.0 27.88 1.14
02130702 Lower Winters Run 0  11.54 0.38
02130703 Atkisson Reservoir 2  9.18 0.49
02130704 Bynum Run 2  10.94 0.47
02130705 Aberdeen Prov. Grd. 2  9.32 0.32
02130706 Swan Creek 2  15.28 0.67
02130801 Gunpowder River 2  6.3 8.0 5.18 0.22
02130802 Lower Gunpd. Falls 2  9.0 8.0 8.05 0.45
02130803 Bird River 2  10.37 0.47
02130804 Little Gunpd. Falls 2  7.20 0.51
02130805 Loch Raven Reservoir 2  10.0 7.0 6.01 0.35
02130806 Prettyboy Reservoir 2  10.0 5.0 5.57 0.40
02130807 Middle River - Browns 2  8.0 9.3 9.57 0.38
02130901 Back River 2  4.0 2.7 10.66 0.58
02130902 Bodkin Creek 3 
02130903 Baltimore Harbor 2  4.0 6.0 137.20 5.62
02130904 Jones Falls 3  10.0 8.0 9.10 0.49
02130905 Gwynns Falls 2  10.0 8.0 9.52 0.52
02130906 Patapsco River L N Br 3  9.0 6.5 9.44 0.36
02130907 Liberty Reservoir 3  10.0 2.0
02130908 S Branch Patapsco 2  12.95 0.46
02131001 Magothy River 3  6.3 7.0 10.48 0.33
02131002 Severn River 3  7.0 7.3 8.79 0.34
02131003 South River 3  6.3 7.3 14.01 1.13
02131004 West River 3  7.8 7.3 7.93 0.49
02131005 West Ches. Bay 2  7.14 0.47
02131101 Patuxent River lower 2  8.3 7.5 7.25 0.52
02131102 Patuxent River middle 2  8.3 7.5 13.51 1.16
02131103 Western Branch 2  8.3 7.5 9.45 0.60
02131104 Patuxent River upper 2  7.0 7.0 9.13 0.52
02131105 Little Patuxent River 3  14.14 0.69
02131106 Middle Patuxent River 3  6.68 0.33
02131107 Rocky Gorge Dam 1  10.0 8.0 1.94 0.22
02131108 Brighton Dam 2  10.0 6.0 1.82 0.26
02139996 Upper Ches. Bay 0 
02139997 Middle Ches. Bay 0 
02139998 Lower Ches. Bay 0 
02140101 Pot. R. L tidal 2  6.6 7.1 1.63 0.09
02140102 Pot. R. M tidal 3  6.6 7.1 9.54 0.24
02140103 St. Mary's River 3  5.22 0.26
02140104 Breton Bay 3  6.40 0.42
02140105 St. Clements Bay 3  6.96 0.42
02140106 Wicomico River 3  5.96 0.35
02140107 Gilbert Swamp 2  7.30 0.41
02140108 Zekiah Swamp 3  6.87 0.33
02140109 Port Tobacco River 2  7.17 0.33
02140110 Nanjemoy Creek 2  4.38 0.22
02140111 Mattawoman Creek 2  6.6 7.1 6.18 0.32
02140201 Pot. R. U tidal 3  6.6 7.1 28.11 0.39
02140202 Pot. R. MO Cnty 2  8.0 7.8 7.19 0.54
02140203 Piscataway Creek 2  7.0 10.0 7.81 0.38
02140204 Oxon Creek 2  704.90 6.41
02140205 Anacostia River 2  9.0 9.0 9.34 0.53
02140206 Rock Creek 2  9.0 8.0 9.79 0.54
02140207 Cabin John Creek 2  10.0 8.0 8.85 0.63
02140208 Seneca Creek 2  7.0 5.0 8.15 0.77
02140301 Pot. R. FR Cnty 0  8.5 8.0 7.67 0.61
02140302 Lower Monocacy R. 2  4.5 5.0 10.31 1.31
02140303 Upper Monocacy R. 2  7.0 7.0 7.27 0.73
02140304 Double Pipe Creek 2  9.0 4.0 9.16 0.98
02140305 Catoctin Creek 2  8.5 5.5 8.81 0.67
02140501 Pot. R. WA Cnty 2  9.0 8.0 6.28 0.60
02140502 Antietam Creek 2  5.3 1.7 12.11 1.24
02140503 Marsh Run 0  7.38 0.80
02140504 Conococheague Cr. 2  7.0 2.0 10.21 0.87
02140505 Little Conococheague 0  5.84 0.63
02140506 Licking Creek 0  3.92 0.17
02140507 Tonoloway Creek 0  10.91 1.49
02140508 Pot. R. AL Cnty 0  9.5 10.0 3.70 0.14
02140509 Little Tonoloway Creek 0  4.24 0.22
02140510 Sideling Hill Creek 0  3.90 0.17
02140511 Fifteen Mile Creek 0  3.52 0.09
02140512 Town Creek 2  10.0 10.0 3.96 0.24
02141001 Pot. R. Low. N Branch 5  8.8 9.5 9.52 1.68
02141002 Evitts Creek 4  3.96 0.32
02141003 Wills Creek 4  10.0 10.0 3.95 0.24
02141004 Georges Creek 3  9.0 9.0 4.29 0.37
02141005 Pot. R. Up. N Branch 4  10.0 10.0 3.37 0.23
02141006 Savage River 4  10.0 10.0 2.94 0.15
05020201 Youghiogheny River 4 
05020202 Little Youghiogheny R 4 
05020203 Deep Creek Lake 2 
05020204 Casselman River 2 
 
 

Table 2b. Category 1 data (living resource indicators).
(NOTE: Red-colored values exceed benchmark or goal. Segments are listed by watershed code)
 
MD 8-digit
Code		 Watershed Name SAV
Abundance
Index		 SAV Habitat
Requirement
Index		 Tidal
Benthic
IBI Index		 Tidal
Fish
IBI Index		 Anadromous
Fish Index		 Non-Tidal
Fish
IBI Index		 Non-Tidal
Benthic
IBI Index		 Non-Tidal
Habitat
IBI Index
02050301 Conewago Creek
02120201 L Susquehanna R.
02120202 Deer Creek 8.1 6.9 7.2
02120203 Octoraro Creek 7.5 7.8 6.9
02120204 Conow. Dam Susq R 8.3 7.8
02120205 Broad Creek 7.9 7.4 6.1
02130101 Atlantic Ocean
02130102 Assawoman Bay 1.0
02130103 Isle of Wight Bay 1.0 5.4
02130104 Sinepuxent Bay
02130105 Newport Bay * 3.2
02130106 Chincoteague Bay
02130201 Pocomoke Sound 1.0 8.0
02130202 Lower Pocomoke R. 1.0 2.5 3.6
02130203 Upper Pocomoke R. 6.0 4.7 4.8
02130204 Dividing Creek
02130205 Nassawango Creek 3.8
02130206 Tangier Sound 1.0 8.0
02130207 Big Annemessex R. 1.0 4.0 8.0 3.00
02130208 Manokin River 1.0 5.0 4.1
02130301 Lower Wicomico R. 1.0 2.5
02130302 Monie Bay 1.0 2.5
02130303 Wicomico Creek
02130304 Wicomico R. Head
02130305 Nanticoke River 1.0 3.0 7.00 8.0 9.50 5.6 6.1 4.9
02130306 Marshyhope Creek 6.7 5.7 5.3
02130307 Fishing Bay 1.0 8.0 2.0 2.00
02130308 Transquaking River 2.9
02130401 Honga River
02130402 Little Choptank 1.5 5.0
02130403 Lower Choptank 1.5 5.0 5.00 5.0 7.45 5.3 5.4
02130404 Upper Choptank 1.5 5.0 5.00 6.5 4.9 4.9
02130405 Tuckahoe Creek 8.1 5.5 6.1
02130501 Eastern Bay 2.0 9.0
02130502 Miles River 2.0 9.0
02130503 Wye River 2.0 9.0 8.0 8.40 5.7 2.8
02130504 Kent Narrows
02130505 Lower Chester River 1.0 3.0 7.00 2.0 7.18
02130506 Langford Creek 1.0 3.0
02130507 Corsica River 1.0 3.0 7.9 5.8 4.3
02130508 Southeast Creek 1.0 3.0 6.8 4.7 3.1
02130509 Middle Chester River 1.0 3.0 3.6
02130510 Upper Chester River 1.0 3.0 7.3 6.5 5.4
02130511 Kent Island Bay
02130601 Lower Elk River 1.0 3.0 4.00
02130602 Bohemia River 1.0 3.0 2.0 8.25 3.6
02130603 Upper Elk River 1.0 3.0 4.0
02130604 Back Creek 1.0 3.0
02130605 Little Elk Creek
02130606 Big Elk Creek 8.8 7.1
02130607 Christina River
02130608 Northeast River 1.0 2.0 8.1 5.5 7.3
02130609 Furnace Bay
02130610 Sassafras River 1.0 3.0
02130611 Stillpond-Fairlee
02130701 Bush River 1.0 2.0
02130702 Lower Winters Run
02130703 Atkisson Reservoir 8.5 4.4 6.0
02130704 Bynum Run 8.3 6.0
02130705 Aberdeen Prov. Grd.
02130706 Swan Creek
02130801 Gunpowder River 1.0 2.0
02130802 Lower Gunpd. Falls 4.3
02130803 Bird River
02130804 Little Gunpd. Falls 7.5 6.2 5.4
02130805 Loch Raven Reservoir 7.0 7.2 6.0
02130806 Prettyboy Reservoir 8.6 6.3 6.5
02130807 Middle River - Browns 1.0 7.0
02130901 Back River 1.0 1.0 4.2 2.4 5.2
02130902 Bodkin Creek
02130903 Baltimore Harbor 1.0 1.0 4.25 3.5 6.00 6.0 4.1 4.4
02130904 Jones Falls 5.1 4.6 5.8
02130905 Gwynns Falls 5.8 4.7 6.6
02130906 Patapsco River L N Br 6.4 5.4 5.6
02130907 Liberty Reservoir 8.9 6.9 6.5
02130908 S Branch Patapsco 8.9 6.3 6.7
02131001 Magothy River 1.0 7.0 2.0 4.87
02131002 Severn River 1.0 6.0 5.0 3.79 5.3 5.7 6.1
02131003 South River 1.0 4.0 5.0 4.59 4.6
02131004 West River 1.0 4.0
02131005 West Ches. Bay 4.9 4.2 5.1
02131101 Patuxent River lower 1.0 3.3 4.67 5.0 7.59 7.7 5.8 4.4
02131102 Patuxent River middle 1.0 3.3 6.5 6.0 4.5
02131103 Western Branch 1.0 3.3 7.9 4.2 4.3
02131104 Patuxent River upper 5.1 4.2
02131105 Little Patuxent River 5.6 4.6 4.9
02131106 Middle Patuxent River 7.6 7.3 6.4
02131107 Rocky Gorge Dam 7.7 7.1 6.2
02131108 Brighton Dam 7.4 6.9 6.3
02139996 Upper Ches. Bay
02139997 Middle Ches. Bay
02139998 Lower Ches. Bay
02140101 Pot. R. L tidal 1.0 3.3 5.67
02140102 Pot. R. M tidal 1.0 3.3 6.2
02140103 St. Mary's River 1.0 3.3
02140104 Breton Bay 1.0 3.3
02140105 St. Clements Bay 1.0 3.3 6.4 7.4 4.4
02140106 Wicomico River 1.0 3.3 5.0 5.78
02140107 Gilbert Swamp 4.6 4.3
02140108 Zekiah Swamp 7.6 6.9 5.1
02140109 Port Tobacco River 1.0 3.3 4.7
02140110 Nanjemoy Creek 1.0 3.3 7.4 6.0 4.5
02140111 Mattawoman Creek 1.0 3.3 8.53 5.5 5.9 4.9
02140201 Pot. R. U tidal 1.0 3.3 6.0 6.9
02140202 Pot. R. MO Cnty 7.8 5.8 5.4
02140203 Piscataway Creek 1.0 3.3 7.8 5.3 5.4
02140204 Oxon Creek 1.0 3.3
02140205 Anacostia River 6.3 4.6 5.5
02140206 Rock Creek 7.5 5.1 6.1
02140207 Cabin John Creek 5.6 5.7
02140208 Seneca Creek 9.3 5.8 6.4
02140301 Pot. R. FR Cnty 7.3 5.0 5.1
02140302 Lower Monocacy R. 8.2 5.6 6.1
02140303 Upper Monocacy R. 8.3 5.1 6.4
02140304 Double Pipe Creek 7.6 4.7 5.8
02140305 Catoctin Creek 6.3
02140501 Pot. R. WA Cnty 5.1 3.1
02140502 Antietam Creek 7.8 5.6 5.4
02140503 Marsh Run
02140504 Conococheague Cr. 6.0 5.9
02140505 Little Conococheague 7.0
02140506 Licking Creek 6.2
02140507 Tonoloway Creek
02140508 Pot. R. AL Cnty 6.9
02140509 Little Tonoloway Creek 6.7
02140510 Sideling Hill Creek 6.8 5.6 6.2
02140511 Fifteen Mile Creek 6.6 7.0 5.5
02140512 Town Creek 6.8 6.2 5.3
02141001 Pot. R. Low. N Branch 5.0 6.7 5.9
02141002 Evitts Creek 6.3
02141003 Wills Creek 4.1 5.9 5.6
02141004 Georges Creek 3.3 3.7 6.0
02141005 Pot. R. Up. N Branch 4.6 5.3 6.1
02141006 Savage River 7.8 7.1 6.9
05020201 Youghiogheny River 6.8 6.8 6.3
05020202 Little Youghiogheny R 7.6 3.8
05020203 Deep Creek Lake 2.8 5.0
05020204 Casselman River 8.0 7.4
 
 

Table 2c. Category 1 data (landscape indicators).
(NOTE: Red-colored values exceed benchmark or goal. Segments are listed by watershed code)
 
MD 8-digit
Code		 Watershed Name Impervious
Surface
(percent)		 Population
Density
(people/acre)		 Wetland
Loss
(acre)		 Unbuffered
Streams
(percent)		 Soil
Erodibility
(value/acre)
02050301 Conewago Creek 2.8 0.50 0 55 0.23
02120201 L Susquehanna R. 11.6 0.44 3273 31 0.27
02120202 Deer Creek 3.4 0.89 4665 52 0.30
02120203 Octoraro Creek 3.6 0.37 1897 34 0.31
02120204 Conow. Dam Susq R 3.5 0.49 895 16 0.27
02120205 Broad Creek 2.8 0.80 694 54 0.12
02130101 Atlantic Ocean 0.1 0.00 0
02130102 Assawoman Bay 11.6 0.08 3531 61 0.13
02130103 Isle of Wight Bay 6.9 0.11 16129 44 0.23
02130104 Sinepuxent Bay 9.9 0.09 2662 79 0.13
02130105 Newport Bay 3.9 0.13 17025 25 0.08
02130106 Chincoteague Bay 1.0 0.07 28820 26 0.13
02130201 Pocomoke Sound 0.6 0.12 24264 14 0.25
02130202 Lower Pocomoke R. 1.8 0.13 71922 23 0.31
02130203 Upper Pocomoke R. 0.7 0.23 80903 38 0.30
02130204 Dividing Creek 0.1 0.15 34709 24 0.28
02130205 Nassawango Creek 1.0 0.22 34332 24 0.26
02130206 Tangier Sound 1.0 0.02 3517 2 0.04
02130207 Big Annemessex R. 1.0 0.12 15631 28 0.25
02130208 Manokin River 1.7 0.12 43036 31 0.27
02130301 Lower Wicomico R. 8.0 0.33 42358 21 0.29
02130302 Monie Bay 0.6 0.12 13799 10 0.25
02130303 Wicomico Creek 1.4 0.21 16422 31 0.31
02130304 Wicomico R. Head 8.8 0.34 16145 35 0.35
02130305 Nanticoke River 1.2 0.26 54807 21 0.24
02130306 Marshyhope Creek 1.9 0.12 28117 46 0.27
02130307 Fishing Bay 0.8 0.10 56129 8 0.22
02130308 Transquaking River 0.5 0.10 37925 37 0.30
02130401 Honga River 0.8 0.05 10203 5 0.13
02130402 Little Choptank 0.6 0.07 47585 48 0.21
02130403 Lower Choptank 2.8 0.09 56918 56 0.16
02130404 Upper Choptank 2.1 0.16 48169 49 0.28
02130405 Tuckahoe Creek 0.9 0.17 35689 60 0.30
02130501 Eastern Bay 2.4 0.05 11085 67 0.10
02130502 Miles River 4.0 0.15 14026 58 0.27
02130503 Wye River 1.2 0.16 17867 30 0.30
02130504 Kent Narrows 5.0 0.10 4622 55 0.19
02130505 Lower Chester River 1.4 0.07 27593 40 0.17
02130506 Langford Creek 0.9 0.09 16014 54 0.32
02130507 Corsica River 2.3 0.17 4192 37 0.32
02130508 Southeast Creek 0.7 0.18 11412 33 0.31
02130509 Middle Chester River 3.7 0.11 13226 41 0.30
02130510 Upper Chester River 1.0 0.15 36993 41 0.30
02130511 Kent Island Bay 10.9 0.17 4604 78 0.33
02130601 Lower Elk River 2.9 0.29 5218 19 0.04
02130602 Bohemia River 0.7 0.33 3715 15 0.30
02130603 Upper Elk River 9.2 0.34 8606 27 0.32
02130604 Back Creek 4.6 0.35 3320 15 0.29
02130605 Little Elk Creek 6.5 0.37 6577 33 0.34
02130606 Big Elk Creek 4.9 0.37 5350 25 0.10
02130607 Christina River 8.7 0.36 1928 0 0.35
02130608 Northeast River 6.1 0.33 16056 31 0.31
02130609 Furnace Bay 5.2 0.36 2260 32 0.18
02130610 Sassafras River 1.2 0.17 11651 31 0.28
02130611 Stillpond-Fairlee 1.9 0.10 27678 29 0.32
02130701 Bush River 12.0 0.68 9763 21 0.18
02130702 Lower Winters Run 18.3 0.81 3102 34 0.33
02130703 Atkisson Reservoir 10.2 0.81 1631 43 0.31
02130704 Bynum Run 21.1 0.81 3321 70 0.34
02130705 Aberdeen Prov. Grd. 31.5 0.87 258 26 0.01
02130706 Swan Creek 14.2 0.78 5940 28 0.33
02130801 Gunpowder River 13.7 0.79 3830 19 0.11
02130802 Lower Gunpd. Falls 12.7 1.88 2589 44 0.33
02130803 Bird River 21.9 1.78 6673 37 0.33
02130804 Little Gunpd. Falls 6.1 1.30 2572 40 0.33
02130805 Loch Raven Reservoir 7.5 1.83 2261 48 0.31
02130806 Prettyboy Reservoir 2.8 1.20 892 50 0.29
02130807 Middle River - Browns 24.9 1.37 3298 100 0.25
02130901 Back River 40.6 5.29 7011 68 0.21
02130902 Bodkin Creek 15.2 1.54 358 0 0.20
02130903 Baltimore Harbor 35.1 3.55 7681 61 0.14
02130904 Jones Falls 35.4 5.56 1691 59 0.21
02130905 Gwynns Falls 42.2 5.85 3394 61 0.22
02130906 Patapsco River L N Br 21.9 1.95 8422 33 0.31
02130907 Liberty Reservoir 6.3 0.70 3987 43 0.28
02130908 S Branch Patapsco 6.0 0.79 2745 49 0.12
02131001 Magothy River 20.2 1.42 1255 45 0.19
02131002 Severn River 17.0 1.53 6226 26 0.26
02131003 South River 10.3 1.55 2495 13 0.33
02131004 West River 5.0 1.48 8056 31 0.30
02131005 West Ches. Bay 6.8 0.89 12960 13 0.30
02131101 Patuxent River lower 5.0 0.72 42599 10 0.26
02131102 Patuxent River middle 5.7 2.14 7648 16 0.29
02131103 Western Branch 17.5 2.58 10479 33 0.31
02131104 Patuxent River upper 15.6 2.24 10106 29 0.30
02131105 Little Patuxent River 25.5 1.62 10022 50 0.29
02131106 Middle Patuxent River 9.1 1.51 692 39 0.22
02131107 Rocky Gorge Dam 9.4 2.41 1337 46 0.30
02131108 Brighton Dam 3.9 1.80 3371 45 0.20
02139996 Upper Ches. Bay 0.0 0.00 1 0 0.00
02139997 Middle Ches. Bay 0.3 0.03 3 0 0.00
02139998 Lower Ches. Bay 0.0 0.00 224 0 0.01
02140101 Pot. R. L tidal 1.1 0.10 42383 19 0.08
02140102 Pot. R. M tidal 1.7 0.28 16201 7 0.12
02140103 St. Mary's River 5.3 0.32 26406 17 0.25
02140104 Breton Bay 4.3 0.36 17931 9 0.33
02140105 St. Clements Bay 1.9 0.35 14522 13 0.34
02140106 Wicomico River 2.0 0.35 23879 19 0.29
02140107 Gilbert Swamp 2.5 0.46 14582 19 0.37
02140108 Zekiah Swamp 7.0 0.62 36637 20 0.29
02140109 Port Tobacco River 6.8 0.45 14830 21 0.25
02140110 Nanjemoy Creek 1.8 0.47 36432 8 0.21
02140111 Mattawoman Creek 9.5 1.00 47616 17 0.34
02140201 Pot. R. U tidal 18.7 1.87 10919 38 0.26
02140202 Pot. R. MO Cnty 13.3 2.57 8768 52 0.19
02140203 Piscataway Creek 16.7 2.54 15504 21 0.32
02140204 Oxon Creek 40.9 2.57 3210 62 0.36
02140205 Anacostia River 33.2 2.66 16720 47 0.31
02140206 Rock Creek 33.6 2.74 1804 53 0.31
02140207 Cabin John Creek 36.6 2.75 992 48 0.31
02140208 Seneca Creek 11.9 2.72 7547 54 0.11
02140301 Pot. R. FR Cnty 3.1 0.44 4508 79 0.27
02140302 Lower Monocacy R. 6.3 0.71 11799 65 0.28
02140303 Upper Monocacy R. 2.2 0.48 15277 61 0.28
02140304 Double Pipe Creek 3.0 0.50 9677 77 0.25
02140305 Catoctin Creek 2.0 0.47 8362 64 0.30
02140501 Pot. R. WA Cnty 2.9 0.41 4297 38 0.26
02140502 Antietam Creek 7.0 0.44 10792 79 0.29
02140503 Marsh Run 8.0 0.44 1660 84 0.29
02140504 Conococheague Cr. 7.4 0.44 6195 84 0.28
02140505 Little Conococheague 2.1 0.44 1106 64 0.30
02140506 Licking Creek 0.3 0.44 1572 23 0.27
02140507 Tonoloway Creek 6.1 0.43 250 19 0.27
02140508 Pot. R. AL Cnty 0.3 0.32 1613 10 0.24
02140509 Little Tonoloway Creek 2.4 0.44 601 31 0.24
02140510 Sideling Hill Creek 0.7 0.34 818 10 0.24
02140511 Fifteen Mile Creek 0.2 0.28 1619 5 0.25
02140512 Town Creek 0.4 0.28 3947 23 0.28
02141001 Pot. R. Low. N Branch 5.1 0.28 9171 25 0.28
02141002 Evitts Creek 6.8 0.28 1774 44 0.29
02141003 Wills Creek 7.5 0.28 3435 34 0.28
02141004 Georges Creek 10.2 0.21 2042 38 0.31
02141005 Pot. R. Up. N Branch 6.2 0.07 2122 20 0.29
02141006 Savage River 1.1 0.07 1017 12 0.27
05020201 Youghiogheny River 1.9 0.07 9789 33 0.28
05020202 Little Youghiogheny R 2.6 0.07 1780 64 0.26
05020203 Deep Creek Lake 4.6 0.07 2497 34 0.26
05020204 Casselman River 2.2 0.07 7594 28 0.30