DRAFT U.S. Virgin Islands 2022 303(d) list
AU ID
AU NAME
STATIONS
PRIORITY
CLASS
IMPAIRMENT
YEAR FIRST 
LISTED
TENTATIVE YEAR 
OF TMDL 
COMPLETION
VI-STC-02
Frederiksted Harbor
STC-28, STC-29, STX-5
Low
C
Enterococcus
2018
2028
VI-STC-02
Frederiksted Harbor
STC-28, STC-29, STX-5
Low
C
pH
2020
2028
VI-STC-04
Prosperity, nearshore
STX-7
Low
B
Enterococcus
2018
2028
VI-STC-04
Prosperity, nearshore
STX-7
Low
B
Turbidity
2010
2028
VI-STC-06
Sprat Hall Beach
STC-30, STX-9, STX-9
Low
B
pH
2020
2028
VI-STC-12
Cane Bay
STC-32, STX-15, STX-15
Medium
B
Dissolved Oxygen
2018
2025
VI-STC-12
Cane Bay
STC-32, STX-15, STX-15
Medium
B
Enterococcus
2018
2025
VI-STC-12
Cane Bay
STC-32, STX-15, STX-15
Medium
B
pH
2020
2025
VI-STC-12
Cane Bay
STC-32, STX-15, STX-15
Medium
B
Phosphorus
2016
2025
VI-STC-12
Cane Bay
STC-32, STX-15, STX-15
Medium
B
Turbidity
2010
2025
VI-STC-13
Baron Bluff subwatershed
STC-31, STX-13
Low
B
Dissolved Oxygen
2010
2025
VI-STC-13
Baron Bluff subwatershed
STC-31, STX-13
Low
B
pH
2020
2025
VI-STC-16
Salt River Lagoon, Marina
STC-33
High
B
Enterococcus
2010
2024
VI-STC-16
Salt River Lagoon, Marina
STC-33
High
B
Transparency / Clarity
2020
2024
VI-STC-18
Salt River Bay
STC-33A, STC-33B, STX-
17, STX-18, STX-18
High
B
Enterococcus
2010
2024
VI-STC-18
Salt River Bay
STC-33A, STC-33B, STX-
17, STX-18, STX-18
High
B
pH
2020
2025
VI-STC-18
Salt River Bay
STC-33A, STC-33B, STX-
17, STX-18, STX-18
High
B
Turbidity
2010
2024
VI-STC-23
St. Croix-By-the-Sea
STC-34, STX-20, STX-
23A
Low
B
Enterococcus
2020
2026
VI-STC-23
St. Croix-By-the-Sea
STC-34, STX-20, STX-
23A
Low
B
pH
2010
2026
DRAFT U.S. Virgin Islands 2022 303(d) list
AU ID
AU NAME
STATIONS
PRIORITY
CLASS
IMPAIRMENT
YEAR FIRST 
LISTED
TENTATIVE YEAR 
OF TMDL 
COMPLETION
VI-STC-25
Princess subwatershed, offshore STC-35
Low
B
pH
2020
2028
VI-STC-26
Christiansted Harbor
STC-37, STC-40, STC-
41, STC-42, STC-43, STC-
44, STC-45, STC-46, STC-
47, STC-49, STX-24
Low
C
pH
2016
2028
VI-STC-26
Christiansted Harbor
STC-37, STC-40, STC-
41, STC-42, STC-43, STC-
44, STC-45, STC-46, STC-
47, STC-49, STX-24
Low
C
Turbidity
2010
2028
VI-STC-27
Long Reef Forereef, east
STC-35A, STC-36
Low
B
pH
2020
2028
VI-STC-29
Christiansted Harbor, east
STC-1, STC-39, STX-25
Low
C
Enterococcus
2020
2028
VI-STC-29
Christiansted Harbor, east
STC-1, STC-39, STX-25
Low
C
pH
2016
2028
VI-STC-29
Christiansted Harbor, east
STC-1, STC-39, STX-25
Low
C
Turbidity
2010
2028
VI-STC-30
Beauregard Bay
STC-2, STC-38, STX-25A
Medium
B
Enterococcus
2018
2026
VI-STC-30
Beauregard Bay
STC-2, STC-38, STX-25A
Medium
B
pH
2016
2026
VI-STC-30
Beauregard Bay
STC-2, STC-38, STX-25A
Medium
B
Phosphorus
2018
2026
VI-STC-30
Beauregard Bay
STC-2, STC-38, STX-25A
Medium
B
Turbidity
2010
2026
VI-STC-31
Buccaneer Beach
STC-3
Low
B
Enterococcus
2018
2034
VI-STC-31
Buccaneer Beach
STC-3
Low
B
pH
2020
2034
VI-STC-33
Punnett Bay
STX-26, STX-26
High
B
Enterococcus
2018
2025
VI-STC-33
Punnett Bay
STX-26, STX-26
High
B
Turbidity
2010
2024
VI-STC-34
Punnett Point, east
STC-4
Medium
B
Dissolved Oxygen
2020
2030
VI-STC-34
Punnett Point, east
STC-4
Medium
B
Enterococcus
2020
2030
DRAFT U.S. Virgin Islands 2022 303(d) list
AU ID
AU NAME
STATIONS
PRIORITY
CLASS
IMPAIRMENT
YEAR FIRST 
LISTED
TENTATIVE YEAR 
OF TMDL 
COMPLETION
VI-STC-34
Punnett Point, east
STC-4
Medium
B
pH
2020
2030
VI-STC-35
Tamarind Reef Lagoon 
(Southgate Lagoon)
STC-5
High
B
Dissolved Oxygen
2020
2025
VI-STC-35
Tamarind Reef Lagoon 
(Southgate Lagoon)
STC-5
High
B
Enterococcus
2020
2024
VI-STC-35
Tamarind Reef Lagoon 
(Southgate Lagoon)
STC-5
High
B
Transparency / Clarity
2020
2025
VI-STC-36
Green Cay Beach
STX-27A, STX-27A
High
B
Enterococcus
2010
2024
VI-STC-36
Green Cay Beach
STX-27A, STX-27A
High
B
Turbidity
2010
2025
VI-STC-37
Southgate subwatershed, 
offshore
 
High
B
Dissolved Oxygen
2010
2025
VI-STC-37
Southgate subwatershed, 
offshore
 
High
B
Enterococcus
2010
2024
VI-STC-37
Southgate subwatershed, 
offshore
 
High
B
Turbidity
2010
2024
VI-STC-39
Teague Bay
STC-8, STC-9
High
B
pH
2010
2024
VI-STC-40
Teague Bay Backreef
STC-10, STX-35
High
B
Dissolved Oxygen
2020
2025
VI-STC-40
Teague Bay Backreef
STC-10, STX-35
High
B
pH
2010
2024
VI-STC-41
Buck Island Backreef
STC-6, STC-7
Medium
A
pH
2020
2026
VI-STC-46
Grapetree Bay
STC-11B
High
B
pH
2020
2024
VI-STC-47
Turner Hole Backreef
STC-12, STX-39, STX-39
High
B
Dissolved Oxygen
2020
2024
VI-STC-47
Turner Hole Backreef
STC-12, STX-39, STX-39
High
B
Enterococcus
2010
2024
VI-STC-47
Turner Hole Backreef
STC-12, STX-39, STX-39
High
B
pH
2020
2024
VI-STC-49
Madam Carty Backreef
STC-13B
High
B
pH
2020
2024
VI-STC-56
Bugby Hole Backreef
STC-14A, STC-14B, STX-
46, STX-46
Low
B
Enterococcus
2010
2033
DRAFT U.S. Virgin Islands 2022 303(d) list
AU ID
AU NAME
STATIONS
PRIORITY
CLASS
IMPAIRMENT
YEAR FIRST 
LISTED
TENTATIVE YEAR 
OF TMDL 
COMPLETION
VI-STC-56
Bugby Hole Backreef
STC-14A, STC-14B, STX-
46, STX-46
Low
B
pH
2016
2033
VI-STC-56
Bugby Hole Backreef
STC-14A, STC-14B, STX-
46, STX-46
Low
B
Turbidity
2010
2033
VI-STC-59
Canegarden Bay
STC-15, STC-15A
Low
B
Dissolved Oxygen
2016
2025
VI-STC-59
Canegarden Bay
STC-15, STC-15A
Low
B
pH
2020
2025
VI-STC-59
Canegarden Bay
STC-15, STC-15A
Low
B
Turbidity
2010
2025
VI-STC-61
Hess Oil Virgin Islands Harbor
STC-16, STC-17
Low
C
pH
2020
2033
VI-STC-61
Hess Oil Virgin Islands Harbor
STC-16, STC-17
Low
C
Turbidity
2010
2033
VI-STC-62
Limetree Bay
STC-18
Low
B
Dissolved Oxygen
2016
2033
VI-STC-62
Limetree Bay
STC-18
Low
B
pH
2020
2033
VI-STC-63
Martin-Marietta Alumina Harbor STC-19, STC-20
Low
C
Dissolved Oxygen
2008
2033
VI-STC-63
Martin-Marietta Alumina Harbor STC-19, STC-20
Low
C
pH
2020
2033
VI-STC-63
Martin-Marietta Alumina Harbor STC-19, STC-20
Low
C
Turbidity
2020
2033
VI-STC-64
Manning Bay/Estate Anguilla 
Beach
STC-23
Low
B
Dissolved Oxygen
2016
2033
VI-STC-64
Manning Bay/Estate Anguilla 
Beach
STC-23
Low
B
pH
2020
2033
VI-STC-65
Hovensa, west
STC-21
Low
B
Dissolved Oxygen
2016
2033
VI-STC-65
Hovensa, west
STC-21
Low
B
pH
2020
2033
VI-STC-66
Hovensa subwatershed, offshore STC-22A
Low
B
pH
2020
2033
VI-STC-75
Diamond subwatershed, offshore STC-24B
Medium
B
Chronic Toxicity
2010
2029
VI-STC-75
Diamond subwatershed, offshore STC-24B
Medium
B
Dissolved Oxygen
2010
2029
DRAFT U.S. Virgin Islands 2022 303(d) list
AU ID
AU NAME
STATIONS
PRIORITY
CLASS
IMPAIRMENT
YEAR FIRST 
LISTED
TENTATIVE YEAR 
OF TMDL 
COMPLETION
VI-STC-75
Diamond subwatershed, offshore STC-24B
Low
B
Enterococcus
2022
2035
VI-STC-75
Diamond subwatershed, offshore STC-24B
Medium
B
pH
2020
2029
VI-STC-75
Diamond subwatershed, offshore STC-24B
Medium
B
Turbidity
2020
2029
VI-STC-77
Long Point Bay
STC-25
Low
B
pH
2020
2029
VI-STC-77
Long Point Bay
STC-25
Low
B
Transparency / Clarity
2020
2029
VI-STC-77
Long Point Bay
STC-25
Low
B
Turbidity
2016
2029
VI-STC-79
Good Hope Beach
STC-26
Low
B
pH
2020
2029
VI-STC-79
Good Hope Beach
STC-26
Low
B
Transparency / Clarity
2020
2029
VI-STC-82
Sandy Point, nearshore west
STC-27, STX-2, STX-4
Medium
B
pH
2020
2026
VI-STC-82
Sandy Point, nearshore west
STC-27, STX-2, STX-4
Medium
B
Turbidity
2010
2026
VI-STJ-01
Caneel Bay
 
Medium
B
Dissolved Oxygen
2008
2026
VI-STJ-01
Caneel Bay
 
Medium
B
Turbidity
2008
2026
VI-STJ-02
Hawksnest Bay
STJ-12B, STJ-12B, STJ-
44B
Medium
B
Enterococcus
2018
2026
VI-STJ-02
Hawksnest Bay
STJ-12B, STJ-12B, STJ-
44B
Medium
B
Turbidity
2018
2026
VI-STJ-03
Trunk Bay
STJ-44A
Medium
A
Enterococcus
2018
2026
VI-STJ-05
Cinnamon Bay
STJ-44C
Medium
B
Enterococcus
2018
2026
VI-STJ-13
Round Bay
STJ-57
High
B
Temperature
2020
2025
VI-STJ-13
Round Bay
STJ-57
High
B
Transparency / Clarity
2022
2030
VI-STJ-15
Coral Harbor
STJ-53, STJ-56
High
B
Dissolved Oxygen
2020
2025
VI-STJ-15
Coral Harbor
STJ-53, STJ-56
High
B
Enterococcus
2018
2025
VI-STJ-15
Coral Harbor
STJ-53, STJ-56
High
B
Turbidity
2020
2025
VI-STJ-23
Fish Bay
STJ-48
High
B
Dissolved Oxygen
2016
2025
VI-STJ-23
Fish Bay
STJ-48
High
B
pH
2010
2025
VI-STJ-23
Fish Bay
STJ-48
High
B
Phosphorus
2016
2025
VI-STJ-23
Fish Bay
STJ-48
High
B
Transparency / Clarity
2020
2026
DRAFT U.S. Virgin Islands 2022 303(d) list
AU ID
AU NAME
STATIONS
PRIORITY
CLASS
IMPAIRMENT
YEAR FIRST 
LISTED
TENTATIVE YEAR 
OF TMDL 
COMPLETION
VI-STJ-23
Fish Bay
STJ-48
High
B
Turbidity
2010
2025
VI-STJ-28
Great Cruz Bay
STJ-40, STJ-45
Low
B
Enterococcus
2022
2035
VI-STJ-28
Great Cruz Bay
STJ-40, STJ-45
Low
B
Turbidity
2010
2026
VI-STJ-30
Cruz Bay
STJ-1, STJ-29, STJ-29, 
STJ-43A, STJ-43B, STJ-
43C, STJ-43D
Medium
B
Dissolved Oxygen
2022
2032
VI-STJ-30
Cruz Bay
STJ-1, STJ-29, STJ-29, 
STJ-43A, STJ-43B, STJ-
43C, STJ-43D
Medium
B
Enterococcus
2012
2026
VI-STJ-30
Cruz Bay
STJ-1, STJ-29, STJ-29, 
STJ-43A, STJ-43B, STJ-
43C, STJ-43D
Medium
B
Turbidity
2012
2026
VI-STJ-31
Great Cruz Bay watershed, 
offshore
STJ-41
Medium
B
Enterococcus
2018
2026
VI-STJ-31
Great Cruz Bay watershed, 
offshore
STJ-41
Medium
B
Turbidity
2008
2026
VI-STJ-32
Southwest St. John HUC14, 
offshore
 
Medium
B
Turbidity
2014
2025
VI-STT-01
Botany Bay
STT-9
Low
B
Turbidity
2016
2029
VI-STT-02
Stumpy Bay
STT-10
Low
B
Turbidity
2008
2029
VI-STT-04
Santa Maria Bay
STT-11
Low
B
Turbidity
2010
2029
VI-STT-05
Caret Bay
STT-12
Low
B
Turbidity
2008
2029
VI-STT-08
Hull Bay
STT-14, STT-16
Low
B
Enterococcus
2018
2026
VI-STT-08
Hull Bay
STT-14, STT-16
Low
B
Temperature
2022
2035
VI-STT-08
Hull Bay
STT-14, STT-16
Low
B
Turbidity
2010
2026
VI-STT-10
Magens Bay
STT-15, STT-15, STT-
15A, STT-15B, STT-19A, 
STT-19A
Medium
B
Enterococcus
2010
2026
DRAFT U.S. Virgin Islands 2022 303(d) list
AU ID
AU NAME
STATIONS
PRIORITY
CLASS
IMPAIRMENT
YEAR FIRST 
LISTED
TENTATIVE YEAR 
OF TMDL 
COMPLETION
VI-STT-10
Magens Bay
STT-15, STT-15, STT-
15A, STT-15B, STT-19A, 
STT-19A
Medium
B
Turbidity
2010
2026
VI-STT-13
Mandahl Bay (Marina)
STT-16B
Low
B
Dissolved Oxygen
2010
2031
VI-STT-13
Mandahl Bay (Marina)
STT-16B
Low
B
Phosphorus
2018
2031
VI-STT-13
Mandahl Bay (Marina)
STT-16B
Low
B
Turbidity
2016
2031
VI-STT-17
Mandahl Bay subwatershed, 
offshore
STT-16A, STT-18, STT-
27
Low
B
Dissolved Oxygen
2020
2028
VI-STT-17
Mandahl Bay subwatershed, 
offshore
STT-16A, STT-18, STT-
27
Low
B
Enterococcus
2016
2028
VI-STT-17
Mandahl Bay subwatershed, 
offshore
STT-16A, STT-18, STT-
27
Low
B
Phosphorus
2022
2028
VI-STT-17
Mandahl Bay subwatershed, 
offshore
STT-16A, STT-18, STT-
27
Low
B
Turbidity
2010
2028
VI-STT-18
Water Bay
STT-19, STT-28, STT-28
Low
B
Dissolved Oxygen
2020
2027
VI-STT-18
Water Bay
STT-19, STT-28, STT-28
Low
B
Enterococcus
2018
2027
VI-STT-19
Smith Bay
STT-20, VI431925
Medium
B
Enterococcus
2018
2026
VI-STT-22
Red Bay
STT-21B
Low
B
Dissolved Oxygen
2008
2028
VI-STT-22
Red Bay
STT-21B
Low
B
Enterococcus
2018
2028
VI-STT-22
Red Bay
STT-21B
Low
B
Turbidity
2008
2028
VI-STT-23
Vessup Bay
STT-22B
Low
B
Enterococcus
2010
2028
VI-STT-23
Vessup Bay
STT-22B
Low
B
Turbidity
2016
2028
VI-STT-25
Great Bay
STT-23, VI505006
High
B
Enterococcus
2018
2025
VI-STT-28
Cowpet Bay
STT-24
High
B
Enterococcus
2018
2025
VI-STT-31
Nazareth Bay
STT-25, STT-25B, STT-
26, VI389422
High
B
Enterococcus
2018
2025
VI-STT-34
Benner Bay Lagoon Marina
STT-27D, STT-27E
High
B
Enterococcus
2010
2023
VI-STT-34
Benner Bay Lagoon Marina
STT-27D, STT-27E
High
B
Transparency / Clarity
2022
2030
DRAFT U.S. Virgin Islands 2022 303(d) list
AU ID
AU NAME
STATIONS
PRIORITY
CLASS
IMPAIRMENT
YEAR FIRST 
LISTED
TENTATIVE YEAR 
OF TMDL 
COMPLETION
VI-STT-34
Benner Bay Lagoon Marina
STT-27D, STT-27E
High
B
Turbidity
2016
2025
VI-STT-35
Mangrove Lagoon
STT-27A, STT-27B, STT-
27C
High
B
Enterococcus
2010
2023
VI-STT-35
Mangrove Lagoon
STT-27A, STT-27B, STT-
27C
High
B
Turbidity
2016
2025
VI-STT-36
Frenchman Bay subwatershed, 
east
STT-28A, STT-28B, STT-
28B
High
B
Enterococcus
2018
2024
VI-STT-36
Frenchman Bay subwatershed, 
east
STT-28A, STT-28B, STT-
28B
High
B
Phosphorus
2016
2024
VI-STT-36
Frenchman Bay subwatershed, 
east
STT-28A, STT-28B, STT-
28B
High
B
Turbidity
2010
2024
VI-STT-37
Frenchman Bay
STT-44
Low
B
Enterococcus
2016
2027
VI-STT-37
Frenchman Bay
STT-44
Low
B
Turbidity
2010
2027
VI-STT-38
Limetree Bay
STT-29B, STT-43
Low
B
Enterococcus
2018
2027
VI-STT-38
Limetree Bay
STT-29B, STT-43
Low
B
Turbidity
2010
2027
VI-STT-39
Morningstar Bay
STT-29A, STT-45
Low
B
Turbidity
2010
2027
VI-STT-43
St. Thomas Harbor, inner
STT-31B, STT-31C, STT-
32A, STT-32B, STT-33A, 
STT-33B, STT-35, STT-
35, STT-35, STT-36, STT-
37, STT-38
Medium
C
Turbidity
2010
2026
VI-STT-45
Gregerie Channel
STT-1, STT-39
Medium
B
Turbidity
2022
2032
VI-STT-46
Sprat Bay
STT-42, STT-42, STT-42
Low
B
Turbidity
2016
2032
VI-STT-47
Hassel Island at Haulover Cut to 
Regis Point
STT-2, STT-3
Low
C
Turbidity
2022
2035
VI-STT-51
Krum Bay
STT-4
Low
C
Turbidity
2016
2034
VI-STT-52
Lindbergh Bay
STT-48A, STT-5A, STT-
5B, VI514102
Low
B
Enterococcus
2018
2034
DRAFT U.S. Virgin Islands 2022 303(d) list
AU ID
AU NAME
STATIONS
PRIORITY
CLASS
IMPAIRMENT
YEAR FIRST 
LISTED
TENTATIVE YEAR 
OF TMDL 
COMPLETION
VI-STT-52
Lindbergh Bay
STT-48A, STT-5A, STT-
5B, VI514102
Low
B
Turbidity
2010
2034
VI-STT-54
Perseverance Bay, offshore
STT-6B
Low
B
Dissolved Oxygen
2020
2035
VI-STT-54
Perseverance Bay, offshore
STT-6B
Low
B
Enterococcus
2018
2035
VI-STT-54
Perseverance Bay, offshore
STT-6B
Low
B
Turbidity
2010
2035
VI-STT-55
Brewers Bay
STT-49, STT-7A
Low
B
Enterococcus
2018
2035