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National Assessment Database
- About this Database
- Assessing Water Quality (Questions and Answers)
- The 2004 National Assessment Database (Fact Sheet)
- Previous National Water Quality Reports
Assessment Data for
Oregon, Willow Watershed (8 Digit USGS Cataloging Unit), Year 2006
Description of this table
For a report glossary please click here.
Click on the Water Name link to get 305(b) Lists/Assessment Unit Information Report
| 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 |
|---|---|---|---|---|---|---|---|---|
| Basin Creek: MM 0-8.7 | OR_1176055443389_0_8.7 | WILLOW (MIDDLE SNAKE-BOISE): 17050119 | No Mapping Data | OR | RIVER | 8.7 | MILES | IMPAIRED |
| Basin Creek: MM 0-8.8 | OR_1176055443389_0_8.8 | WILLOW (MIDDLE SNAKE-BOISE): 17050119 | No Mapping Data | OR | RIVER | 8.8 | MILES | IMPAIRED |
| Dry Gulch: MM 0-19.6 | OR_1172750440634_0_19.6 | WILLOW (MIDDLE SNAKE-BOISE): 17050119 | No Mapping Data | OR | RIVER | 19.6 | MILES | IMPAIRED |
| Fish Creek: MM 0-7.5 | OR_1178536443790_0_7.5 | WILLOW (MIDDLE SNAKE-BOISE): 17050119 | No Mapping Data | OR | RIVER | 7.5 | MILES | IMPAIRED |
| Grouse Creek: MM 0-8.4 | OR_1178256443650_0_8.4 | WILLOW (MIDDLE SNAKE-BOISE): 17050119 | No Mapping Data | OR | RIVER | 8.4 | MILES | IMPAIRED |
| Pole Creek: MM 0-13.3 | OR_1175307442605_0_13.3 | WILLOW (MIDDLE SNAKE-BOISE): 17050119 | No Mapping Data | OR | RIVER | 13.3 | MILES | IMPAIRED |
| South Willow Creek: MM 0-4.3 | OR_1179372443354_0_4.3 | WILLOW (MIDDLE SNAKE-BOISE): 17050119 | No Mapping Data | OR | RIVER | 4.3 | MILES | IMPAIRED |
| Willow Creek / Malheur Reservoir: MM 40.8-42.4 | OR_1172554440234/1176945443644_40.8_42.4 | WILLOW (MIDDLE SNAKE-BOISE): 17050119 | No Mapping Data | OR | FRESHWATER RESERVOIR | 499.916823 | ACRES | NOT ASSESSED |
| Willow Creek: MM 0-0.2 | OR_1172295439862_0_0.2 | LOWER MALHEUR: 17050117 | No Mapping Data | OR | RIVER | .2 | MILES | IMPAIRED |
| Willow Creek: MM 0-27.4 | OR_1172554440234_0_27.4 | WILLOW (MIDDLE SNAKE-BOISE): 17050119 | No Mapping Data | OR | RIVER | 27.4 | MILES | IMPAIRED |
| Willow Creek: MM 0-56.8 | OR_1172554440234_0_56.8 | WILLOW (MIDDLE SNAKE-BOISE): 17050119 | No Mapping Data | OR | RIVER | 56.8 | MILES | NOT ASSESSED |
| Willow Creek: MM 27.4-40 | OR_1172554440234_27.4_40 | WILLOW (MIDDLE SNAKE-BOISE): 17050119 | No Mapping Data | OR | RIVER | 12.6 | MILES | IMPAIRED |
State Causes of Impairment
Oregon, Willow Watershed
Description of this table| State 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 (Square Miles) | Inland Lake Shoreline (Miles) | Great Lakes Connecting Channel (Miles) | ||
| EUTROPHICATION/EXCESSIVE NUTRIENT LOADS | 93.10 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| TEMPERATURE, WATER | 35.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| ESCHERICHIA COLI | .40 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| CHLOROPHYLL-A | 82.20 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| NUTRIENTS | 93.10 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| SEDIMENTATION/SILTATION | 147.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| HABITAT ALTER. (NON-FLOW) | 27.40 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| FECAL COLIFORM | 54.80 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |