Assessment Data for
|
Table Legend: | Water Status is Good | Water Status is Threatened | Water Status is Impaired | Water Status has not been Assessed |
Water Name | Assessment Unit ID | Location | Map | State | Water Type | Water Size | Unit | Water Status |
---|---|---|---|---|---|---|---|---|
Arcata Bay (eastern mud flat) | CAB1100005220030303152345_00 | HUC: 18010102 | Map Assessed Water | CA | BAY(S) & HARBOR | 4.364062 | SQUARE MILES | IMPAIRED |
Beith Creek | CAR1100005220020618162935_00 | HUC: 18010102 | No Mapping Data | CA | RIVER | .374259 | MILES | NOT ASSESSED |
Elk River, Eureka Plain HU | CAR1100004219980707112307_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 88.4876 | MILES | IMPAIRED |
Eureka Plain HU, Eureka Slough | CAR1100005019990617095802_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 1.77616 | MILES | NOT ASSESSED |
Eureka Plain HU, Gannon Slough | CAR1100005219990617095337_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 2.66767 | MILES | NOT ASSESSED |
Eureka Plain HU, Jolly Giant Creek | CAR1100005119990617151229_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 1.41884 | MILES | NOT ASSESSED |
Eureka Plain HU, Liscom Slough | CAR1100005219990617094306_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 3.44914 | MILES | NOT ASSESSED |
Eureka Plain HU, Mcdaniel Slough | CAR1100005219990617094056_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 5.88832 | MILES | NOT ASSESSED |
Eureka Plain HU, Willow Brook | CAR1100005519990617151437_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 1.14472 | MILES | NOT ASSESSED |
Freshwater Creek, Eureka Plain HU | CAR1100005019980707102630_00 | HUC: 18010105 | Map Assessed Water | CA | RIVER | 83.7598 | MILES | IMPAIRED |
Grotzman Creek | CAR1100005220020603172951_00 | HUC: 18010102 | No Mapping Data | CA | RIVER | .773483 | MILES | NOT ASSESSED |
Humboldt Bay, Eureka Plain HU | CAB1100000020020108173626_00 | HUC: 18010105 | Map Assessed Water | CA | BAY(S) & HARBOR | 25.117187 | SQUARE MILES | IMPAIRED |
Jacoby Creek, Eureka Plain HU | CAR1100001319990617093415_00 | HUC: 18010102 | Map Assessed Water | CA | RIVER | 18.94 | MILES | IMPAIRED |
KELP BEDS TRINIDAD ASBS | CAO108.100KELP_BEDS_TRINI_00 | HUC: 18010102 | No Mapping Data | CA | OCEAN | .546875 | SQUARE MILES | GOOD |
Klamath River, Klamath River HU, Lower HA, Klamath Glen HSA | CAR1051108619990608084033_00 | HUC: 18010102 | Map Assessed Water | CA | RIVER | 609.044 | MILES | IMPAIRED |
Mad River HU, Mad River Estuary | CAR1091001119990617100327_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 2.96919 | MILES | NOT ASSESSED |
Mad River HU, Norton Creek | CAR1091002019990617100545_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 6.36048 | MILES | NOT ASSESSED |
Mad River HU, Strawberry Creek | CAR1091003019990617101737_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 7.03376 | MILES | NOT ASSESSED |
Mad River Slough, Eureka Plain HU | CAR1100005219990617094843_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 11.2247 | MILES | NOT ASSESSED |
Mad River, Mad River HU | CAR1091001119980706155140_00 | HUC: 18010104 | Map Assessed Water | CA | RIVER | 654.276 | MILES | IMPAIRED |
PYGMY FOREST ASBS | CAO108.100PYGMY_FOREST_AS_00 | HUC: 18010102 | No Mapping Data | CA | OCEAN | .25 | SQUARE MILES | GOOD |
REDWOOD NATIONAL PARK ASBS | CAO117.100REDWOOD_NATIONA_00 | HUC: 18010102 | No Mapping Data | CA | OCEAN | 62.5 | SQUARE MILES | GOOD |
Redwood Creek HU, Orick HA, Boat Creek | CAR1071002219990617150336_00 | HUC: 18010102 | Map Assessed Water | CA | RIVER | 1.62 | MILES | NOT ASSESSED |
Redwood Creek HU, Orick HA, Ossagon Creek | CAR1071002219990617150126_00 | HUC: 18010102 | Map Assessed Water | CA | RIVER | 1.47 | MILES | NOT ASSESSED |
Redwood Creek HU, Orick HA, Squashan Creek | CAR1071002219990617150541_00 | HUC: 18010102 | Map Assessed Water | CA | RIVER | 2.37 | MILES | NOT ASSESSED |
Redwood Creek, Redwood Creek HU | CAR1071002019990528100152_00 | HUC: 18010102 | Map Assessed Water | CA | RIVER | 331.529 | MILES | IMPAIRED |
Ruth Lake | CAL1094003020020720144550_00 | HUC: 18010102 | Map Assessed Water | CA | FRESHWATER LAKE | 1073.7 | ACRES | IMPAIRED |
Trinidad HU, Beach Creek | CAR1081001219990617113431_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 1.24533 | MILES | NOT ASSESSED |
Trinidad HU, Little River HA | CAR1082001219990617111952_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 52.5063 | MILES | NOT ASSESSED |
Trinidad HU, Luffenholtz Creek | CAR1081001219990617112546_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 8.42878 | MILES | NOT ASSESSED |
Trinidad HU, Maple Creek/Pitcher Creek watershed | CAR1081001119990617114654_00 | HUC: 18010102 | Map Assessed Water | CA | RIVER | 66.97 | MILES | NOT ASSESSED |
Trinidad HU, Mcconnahas Mill Creek | CAR1081001219990617112850_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 1.70884 | MILES | NOT ASSESSED |
Trinidad HU, Mcdonald Creek | CAR1081001219990617113218_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 3.70793 | MILES | NOT ASSESSED |
Trinidad HU, Mill Creek | CAR1081001219990617113036_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 3.11294 | MILES | NOT ASSESSED |
Trinidad HU, Patrick Creek | CAR1082001220011228160303_00 | HUC: 18010102 | Map Assessed Water | CA | RIVER | 1.29031 | MILES | NOT ASSESSED |
Trinidad HU, Penn Creek | CAR1081001219990617113559_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 1.58422 | MILES | NOT ASSESSED |
Trinidad HU, Tom Creek | CAR1081001219990617115013_00 | HUMBOLDT CO | Map Assessed Water | CA | RIVER | 2.22579 | MILES | NOT ASSESSED |
National Assessment Database |
About this Database
Assessing Water Quality (Questions and Answers) National Water Quality Inventory Report to Congress, 2002 Reporting Cycle The 2002 National Assessment Database (Fact Sheet) Previous National Water Quality Reports EnviroMapper for Water |
State Causes of Impairment
California, Mad-Redwood Watershed
Description of this tableState Cause Name | Size of Assessed Waters with Listed Causes of Impairment | |||||||
---|---|---|---|---|---|---|---|---|
Rivers, Streams, Creeks (Miles) | Lakes, Ponds, Reservoir (Acres) | Bays, Estuaries (Square Miles) | Coastal Shorelines (Miles) | Oceans, Near Coastal Waters (Square Miles) | Wetlands (Acres) | Great Lakes Shoreline (Miles) | Great Lakes Open Waters (Squar Miles) | |
PRIORITY ORGANICS | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
METALS | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
TEMPERATURE, WATER | 1,594.85 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
HABITAT ALTERATIONS | 627.98 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
FILLING AND DRAINING | 18.94 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
ORGANIC ENRICHMENT/LOW DO | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
PATHOGENS/PATH.INDICATORS | .00 | .00 | 29.48 | .00 | .00 | .00 | .00 | .00 |
FLOW ALTERATION | 627.98 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
NONPRIORITY ORGANICS | .00 | 1,073.70 | .00 | .00 | .00 | .00 | .00 | .00 |
NUTRIENTS | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
SEDIMENTATION/SILTATION | 1,176.99 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
TURBIDITY | 654.28 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
PESTICIDES | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
Probable Sources Contributing to Impairment
California, Mad-Redwood Watershed
Description of this tableState Source Name | Size of Assessed Waters with Probable Sources of Impairment | |||||||
---|---|---|---|---|---|---|---|---|
Rivers, Streams, Creeks (Miles) | Lakes, Ponds, Reservoir (Acres) | Bays, Estuaries (Square Miles) | Coastal Shorelines (Miles) | Oceans, Near Coastal Waters (Square Miles) | Wetlands (Acres) | Great Lakes Shoreline (Miles) | Great Lakes Open Waters (Square Miles) | |
FOREST ROADS (ROAD CONSTRUCTION AND USE) | 503.78 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
PASTURE GRAZING-RIPARIAN AND/OR UPLAND | 609.04 | .00 | 4.36 | .00 | .00 | .00 | .00 | .00 |
NONPOINT SOURCE | 1,088.50 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
OUT-OF-STATE SOURCE | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
RESOURCE EXTRACTION | 654.28 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
CONTAMINATED SEDIMENTS | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
SILVICULTURE HARVESTING | 503.78 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
BOAT DISCHARGES/VESSEL WASTES | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
CONSTRUCTION/LAND DEVELOPMENT | 350.47 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
DISTURBED SITES (LAND DEVELOP.) | 350.47 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
SITE CLEARANCE (LAND DEVELOPMENT OR REDEVELOPMENT) | 350.47 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
UPSTREAM IMPOUNDMENTS (E.G., PL-566 NRCS STRUCTURES) | 1,263.32 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
MAJOR MUNICIPAL POINT SOURCE-DRY AND/OR WET WEATHER DISCHARGE | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
AGRICULTURE-STORM RUNOFF | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
SILVICULTURE | 1,786.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
LOSS OF RIPARIAN HABITAT | 1,697.55 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
IRRIGATED CROP PRODUCTION | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
AGRICULTURE-IRRIGATION TAILWATER | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
CROP PRODUCTION (CROP LAND OR DRY LAND) | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
MUNICIPAL (URBANIZED HIGH DENSITY AREA) | 18.94 | .00 | 4.36 | .00 | .00 | .00 | .00 | .00 |
STREAMBANK MODIFICATIONS/DESTABLIZATION | 434.23 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
ILLEGAL DUMPING | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
TRANSIENT ENCAMPMENTS | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
MAJOR INDUSTRIAL POINT SOURCE | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
INTENSIVE ANIMAL FEEDING OPERATIONS | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
AGRICULTURE | 940.57 | .00 | 29.48 | .00 | .00 | .00 | .00 | .00 |
CHANNELIZATION | 18.94 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
WATER DIVERSIONS | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
FLOW ALTERATIONS FROM WATER DIVERSIONS | 1,263.32 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
HISTORIC BOTTOM DEPOSITS (NOT SEDIMENT) | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
LIVESTOCK (GRAZING OR FEEDING OPERATIONS) | 940.57 | .00 | 4.36 | .00 | .00 | .00 | .00 | .00 |
ABOVE GROUND STORAGE TANK LEAKS (TANK FARMS) | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
HIGHWAY/ROAD/BRIDGE RUNOFF (NON-CONSTRUCTION RELATED) | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
BALLAST WATER | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
CHANNEL EROSION | 627.98 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
NATURAL SOURCES | 522.72 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
ROAD CONSTRUCTION | 18.94 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
UPSTREAM IMPOUNDMENT | 1,263.32 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
SEDIMENT RESUSPENSION | 18.94 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
MINOR INDUSTRIAL POINT SOURCE | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
AGRICULTURE-SUBSURFACE DRAINAGE | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
HIGHWAY/ROAD/BRIDGE CONSTRUCTION | 331.53 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
DRAINAGE/FILLING/LOSS OF WETLANDS | 18.94 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
MUNICIPAL POINT SOURCE DISCHARGES | 1,263.32 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
GRAZING IN RIPARIAN OR SHORELINE ZONES | 940.57 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
EROSION FROM DERELICT LAND (BARREN LAND) | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
DAM CONSTRUCTION (OTHER THAN UPSTREAM FLOOD CONTROL PROJECTS) | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
EROSION/SILTATION | 415.29 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
HABITAT MODIFICATION | 1,366.02 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
UNKNOWN NONPOINT SOURCE | 654.28 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
SPILLS FROM TRUCKS OR TRAINS | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
MARINAS AND RECREATIONAL BOATING | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
LUST/LEAKING UNDERGROUND STORAGE TANKS | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
BOATYARDS | .00 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
SOURCE UNKNOWN | .00 | 1,073.70 | 25.12 | .00 | .00 | .00 | .00 | .00 |
HYDROMODIFICATION | 1,282.26 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
AGRICULTURE-ANIMAL | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
SPECIALITY CROP PRODUCTION | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
INDUSTRIAL POINT SOURCE DISCHARGE | 609.04 | .00 | 25.12 | .00 | .00 | .00 | .00 | .00 |
DRY WEATHER FLOWS WITH NPS POLLUTANTS | 609.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |