| Pollutant: |
Mercury |
| Final Listing Decision: |
Do Not Delist from 303(d) list (being addressed with USEPA approved TMDL) |
| Last Listing Cycle's Final Listing Decision: |
List on 303(d) list (being addressed by USEPA approved TMDL)(2006) |
| Revision Status |
Revised |
| Sources: |
Resource Extraction |
| TMDL Name: |
Cache Creek, Bear Creek, and Harley Gulch Mercury TMDL Project |
| TMDL Project Code: |
127 |
| Date TMDL Approved by USEPA: |
02/07/2007 |
| Impairment from Pollutant or Pollution: |
Pollutant |
| |
| Regional Board Conclusion: |
The Cache Creek, Bear Creek and Harley Gulch Mercury TMDL was approved by the RWQCB and subsequently approved by USEPA on 2/7/07. |
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| Regional Board Decision Recommendation: |
After review of the available data and information, RWQCB staff concludes that the water body-pollutant combination should not be removed from the section 303(d) list because applicable water quality standards for the pollutant are being exceeded. |
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| State Board Review of Regional Board Conclusion and Recommendation: |
|
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| State Board Decision Recommendation: |
After review of this Regional Board decision, SWRCB staff recommend the decision be approved by the State Board. |
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| USEPA Action (if applicable): |
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Line of Evidence (LOE) for Decision ID 6533, Mercury
|
Region 5 |
Harley Gulch |
|
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| LOE ID: |
2593 |
| |
| Pollutant: |
Mercury |
| LOE Subgroup: |
Pollutant-Tissue |
| Matrix: |
Tissue |
| Fraction: |
Not Recorded |
| |
| Beneficial Use: |
Commercial or recreational collection of fish, shellfish, or organisms |
| |
| Number of Samples: |
0 |
| Number of Exceedances: |
0 |
| |
| Data and Information Type: |
Not Specified |
| Data Used to Assess Water Quality: |
Unspecified--This LOE is a placeholder to support a 303(d) listing decision made prior to 2006. |
| Data Reference: |
Placeholder reference 2006 303(d) |
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| SWAMP Data: |
Non-SWAMP |
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| Water Quality Objective/Criterion: |
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| Objective/Criterion Reference: |
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| Evaluation Guideline: |
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| Guideline Reference: |
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| Spatial Representation: |
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| Temporal Representation: |
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| Environmental Conditions: |
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| QAPP Information: |
QA Info Missing |
| QAPP Information Reference(s): |
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