Jump to main content.


Return to home page

On This Page 303(d) Listed Waters for 2010

Data are also available for these cycles:
2002 2004 2006

Waterbody Changes from Prior Cycle

For More Information:

State Water Quality Program Exit EPA Disclaimer
State Water Quality Program Exit EPA Disclaimer

Download Excel compatible information

Download GIS Information

Hawaii Water Quality Assessment Report

Assessed Waters of Hawaii by Watershed

Select a watershed from the list:
or click on the map to choose a watershed:
Search for a waterbody within Hawaii
Enter Waterbody Name:
Display impaired waters and TMDL information only



Site-specific Targeted Monitoring Summary Results

Hawaii (2010)

Description of this table
 
    244.4 4.1 36.2
       3.9
   
                               
                               
                               
                               
    2,324.5 4.9 85.9 83.7 1,562.8
           205.3          .0          
                               
                               
           2,119.2     4.9     85.9     83.7     1,562.8
              .0     .0     2.2     .0     .0
                    2,119.2           4.9           83.7           83.7           1,562.8
2,568.8 4.9 90.0 119.9 1,562.8
3,905.0 Unavailable 54.8 1,052.0 Unavailable
65.8 Unavailable 164.3 11.4 Unavailable

Top of page


Summary of Water Quality Assessments for Each Waterbody Type
for Reporting Year 2010


Site-specific Targeted Monitoring Results

Hawaii Rivers and Streams 2010

Description of this table

All
Rivers and Streams

3,905.0 Miles of Rivers and Streams

Assessed 2,568.8
Unassessed 1,336.2
Total Miles 3,905.0







arrow pointing right
Description of this table

Assessed
Rivers and Streams

2,568.8 Miles of
Assessed Rivers and Streams

Good 244.4
Threatened .0
Impaired 2,324.5
Total Miles Assessed 2,568.8







arrow pointing right
Description of this table

Threatened and Impaired
Rivers and Streams

2,324.5 Miles of
Threatened and Impaired
Rivers and Streams

205.3
.0
.0
2,119.2
Total Threatened and Impaired 2,324.5

Top of page

Site-specific Targeted Monitoring Results

Individual Designated Use Support
Hawaii Rivers and Streams 2010

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table
% Good
% Threatened
% Impaired
Aquatic Life 2,568.8 9.5 .0 90.5 color.gifcolor.gif
None 90.3 .0 .0 100.0 color.gif
Recreation 184.7 .0 .0 100.0 color.gif

Top of page

Site-specific Targeted Monitoring Results

Causes of Impairment
Hawaii Rivers and Streams 2010

Description of this table
Turbidity Turbidity color.gif 1,993.9
Nitrate/Nitrite (Nitrite + Nitrate as N) Nutrients color.gif 1,275.8
Nitrogen, Total Nutrients color.gif 1,049.9
Phosphorus, Total Nutrients color.gif 944.9
Enterococcus Bacteria Pathogens color.gif 184.7
Trash Trash color.gif 183.2
Total Suspended Solids (TSS) Turbidity color.gif 121.2
Dieldrin Pesticides color.gif 36.8
Chlordane Pesticides color.gif 33.0
Nitrate/Nitrite Nutrients color.gif 31.0
Metals Metals (other than Mercury) color.gif 1.9
Lead Metals (other than Mercury) color.gif 1.9
Phosphate Nutrients color.gif 1.1

Top of page

Site-specific Targeted Monitoring Results

Probable Sources
Hawaii Rivers and Streams 2010

No probable sources of impairments reported.

Top of page


Site-specific Targeted Monitoring Results

Hawaii Lakes, Reservoirs, and Ponds 2010

Description of this table
Pie chart not displayed because total size for Lakes, Reservoirs, and Ponds is unavailable.
Assessed 4.9
Unassessed Unavailable
Total Acres Unavailable







arrow pointing right
Description of this table

Assessed
Lakes, Reservoirs, and Ponds

4.9 Acres of
Assessed Lakes, Reservoirs, and Ponds

Good .0
Threatened .0
Impaired 4.9
Total Acres Assessed 4.9







arrow pointing right
Description of this table

Threatened and Impaired
Lakes, Reservoirs, and Ponds

4.9 Acres of
Threatened and Impaired
Lakes, Reservoirs, and Ponds

.0
.0
.0
4.9
Total Threatened and Impaired 4.9

Top of page

Site-specific Targeted Monitoring Results

Individual Designated Use Support
Hawaii Lakes, Reservoirs, and Ponds 2010

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table
% Good
% Threatened
% Impaired
Aquatic Life 4.9 .0 .0 100.0 color.gif
None .3 .0 .0 100.0 color.gif

Top of page

Site-specific Targeted Monitoring Results

Causes of Impairment
Hawaii Lakes, Reservoirs, and Ponds 2010

Description of this table
Turbidity Turbidity color.gif 4.9
Phosphorus, Total Nutrients color.gif 4.7
Nitrogen, Total Nutrients color.gif 4.7
Nitrate/Nitrite (Nitrite + Nitrate as N) Nutrients color.gif 4.7
Trash Trash color.gif .3

Top of page

Site-specific Targeted Monitoring Results

Probable Sources
Hawaii Lakes, Reservoirs, and Ponds 2010

No probable sources of impairments reported.

Top of page


Site-specific Targeted Monitoring Results

Hawaii Bays and Estuaries 2010

Description of this table

All
Bays and Estuaries

54.8 Square Miles of Bays and Estuaries

Assessed 90.0
Unassessed -35.2
Total Square Miles 54.8







arrow pointing right
Description of this table

Assessed
Bays and Estuaries

90.0 Square Miles of
Assessed Bays and Estuaries

Good 4.1
Threatened .0
Impaired 85.9
Total Square Miles Assessed 90.0







arrow pointing right
Description of this table

Threatened and Impaired
Bays and Estuaries

85.9 Square Miles of
Threatened and Impaired
Bays and Estuaries

2.2
.0
.0
83.7
Total Threatened and Impaired 85.9

Top of page

Site-specific Targeted Monitoring Results

Individual Designated Use Support
Hawaii Bays and Estuaries 2010

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table
% Good
% Threatened
% Impaired
Aquatic Life 84.0 .0 .0 100.0 color.gif
None 1.3 .0 .0 100.0 color.gif
Recreation 19.6 42.9 .0 57.1 color.gifcolor.gif

Top of page

Site-specific Targeted Monitoring Results

Causes of Impairment
Hawaii Bays and Estuaries 2010

Description of this table
Turbidity Turbidity color.gif 78.2
Nitrogen, Total Nutrients color.gif 25.3
Ammonia, Total Ammonia color.gif 20.9
Nitrate/Nitrite (Nitrite + Nitrate as N) Nutrients color.gif 20.5
Chlorophyll-A Algal Growth color.gif 12.7
Enterococcus Bacteria Pathogens color.gif 11.2
Phosphorus, Total Nutrients color.gif 6.7
Trash Trash color.gif 1.3
Fecal Coliform Pathogens color.gif .0

Top of page

Site-specific Targeted Monitoring Results

Probable Sources
Hawaii Bays and Estuaries 2010

No probable sources of impairments reported.

Top of page


Site-specific Targeted Monitoring Results

Hawaii Coastal Shoreline 2010

Description of this table

All
Coastal Shoreline

1,052.0 Miles of Coastal Shoreline

Assessed 119.9
Unassessed 932.1
Total Miles 1,052.0







arrow pointing right
Description of this table

Assessed
Coastal Shoreline

119.9 Miles of
Assessed Coastal Shoreline

Good 36.2
Threatened .0
Impaired 83.7
Total Miles Assessed 119.9







arrow pointing right
Description of this table

Threatened and Impaired
Coastal Shoreline

83.7 Miles of
Threatened and Impaired
Coastal Shoreline

.0
.0
.0
83.7
Total Threatened and Impaired 83.7

Top of page

Site-specific Targeted Monitoring Results

Individual Designated Use Support
Hawaii Coastal Shoreline 2010

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table
% Good
% Threatened
% Impaired
Aquatic Life 76.3 .0 .0 100.0 color.gif
None 4.6 .0 .0 100.0 color.gif
Recreation 76.9 87.0 .0 13.0 color.gifcolor.gif

Top of page

Site-specific Targeted Monitoring Results

Causes of Impairment
Hawaii Coastal Shoreline 2010

Description of this table
Turbidity Turbidity color.gif 59.0
Chlorophyll-A Algal Growth color.gif 41.5
Nitrogen, Total Nutrients color.gif 35.1
Nitrate/Nitrite (Nitrite + Nitrate as N) Nutrients color.gif 18.3
Phosphorus, Total Nutrients color.gif 18.2
Ammonia, Total Ammonia color.gif 17.5
Enterococcus Bacteria Pathogens color.gif 10.0
Phosphate Nutrients color.gif 8.9
Total Ammonia Ammonia color.gif .1

Top of page

Site-specific Targeted Monitoring Results

Probable Sources
Hawaii Coastal Shoreline 2010

No probable sources of impairments reported.

Top of page


Site-specific Targeted Monitoring Results

Hawaii Wetlands 2010

Description of this table
Pie chart not displayed because total size for Wetlands is unavailable.
Assessed 1,562.8
Unassessed Unavailable
Total Acres Unavailable







arrow pointing right
Description of this table

Assessed
Wetlands

1,562.8 Acres of
Assessed Wetlands

Good .0
Threatened .0
Impaired 1,562.8
Total Acres Assessed 1,562.8







arrow pointing right
Description of this table

Threatened and Impaired
Wetlands

1,562.8 Acres of
Threatened and Impaired
Wetlands

.0
.0
.0
1,562.8
Total Threatened and Impaired 1,562.8

Top of page

Site-specific Targeted Monitoring Results

Individual Designated Use Support
Hawaii Wetlands 2010

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table
% Good
% Threatened
% Impaired
None 1,562.8 .0 .0 100.0 color.gif

Top of page

Site-specific Targeted Monitoring Results

Causes of Impairment
Hawaii Wetlands 2010

Description of this table
Total Suspended Solids (TSS) Turbidity color.gif 1,562.8

Top of page

Site-specific Targeted Monitoring Results

Probable Sources
Hawaii Wetlands 2010

No probable sources of impairments reported.

Top of page



Hawaii Causes of Impairment for Reporting Year 2010


Description of this table
NOTE: Click on the underlined Cause of Impairment Group to see a list of specific state causes of impairment making up the Cause of Impairment Group. See also Pollution categories summary document (PDF) (20 pp, 557K, About PDF) for brief, non-technical descriptions of general cause categories.
Size of Assessed Waters with Listed Causes of Impairment
Algal Growth 12.7 41.5
Ammonia 20.9 17.5
Metals (other than Mercury) 1.9 .0
Nutrients 1,497.8 4.7 29.5 45.6
Other Cause .0
Pathogens 184.7 11.2 10.0
Pesticides 36.8 .0
Polychlorinated Biphenyls (PCBs) .0
Trash 183.2 .3 1.3
Turbidity 1,993.9 4.9 78.2 59.0 1,562.8

Top of page



Hawaii Probable Sources Contributing to Impairments
for Reporting Year 2010

No probable sources reported.

Top of page


Hawaii TMDL Alternatives by Cause of Impairment 2010


No TMDL Alternatives reported.

Top of page



Hawaii Previously 303(d)-Listed Waters Now Attaining All Applicable Water Quality Standards

Description of this table
NOTE: Click on the underlined "Number of Waters Attaining" value for a detailed list of those previously 303(d)-listed waters now attaining all applicable water quality standards.
2012 color.gif 12 15

Top of page


Hawaii Causes of Impairment for 303(d) Listed Waters

Description of this table
NOTE: Click on a cause of impairment (e.g. pathogens) to see the specific state-reported causes that are grouped to make up this category. Click on the "Number of Causes of Impairment Reported" to see a list of waters with that cause of impairment.
Nutrients color.gif 369
Turbidity color.gif 240
Algal Growth color.gif 107
Ammonia color.gif 49
Pathogens color.gif 39
Trash color.gif 18
Pesticides color.gif 8
Metals (other than Mercury) color.gif 5
Other Cause color.gif 2
Polychlorinated Biphenyls (PCBs) color.gif 1

Total: 838 Causes of Impairment

Top of page



Hawaii Cumulative TMDLs by Pollutant

This chart includes TMDLs since October 1, 1995.

Description of this table
NOTE: Click on the underlined "Pollutant" value to see associated listed waters for which a TMDL was developed. Click on the underlined "Number of TMDLs" value to see a listing of those TMDLs for the pollutant.
Number of Causes of
Impairment Addressed
Turbidity color.gif 15 15
Enterococcus Bacteria color.gif 11 11
Total Suspended Solids (TSS) color.gif 11 13
Nitrogen, Total color.gif 8 8
Nitrite/Nitrate color.gif 4 4
Nitrogen color.gif 4 4
Phosphorus color.gif 4 4
Phosphorus, Total color.gif 4 4
Nitrate color.gif 1 1
Nutrients color.gif 1 1
Phosphate color.gif 1 1
Suspended Sediment color.gif 1 1

Total: 65 TMDLs; 67 Causes of Impairment Addressed


Top of page


Hawaii Cumulative Number of TMDLs

EPA Fiscal Year starts October 1 and ends September 30.


Description of this table
NOTE: Click on the underlined "Number of TMDLs Completed" value for a detailed list of the TMDLs for the fiscal year.
1997 color.gif 1 1
2001 color.gif 6 6
2002 color.gif 5 5
2005 color.gif 3 3
2007 color.gif 3 5
2008 color.gif 29 29
2010 color.gif 10 10
2012 color.gif 8 8

Total: 65 TMDLs; 67 Causes of Impairment Addressed

Top of page



TMDL Document Search


Full Text Search of TMDL Documents

Top of page


Jump to main content.