| Pollutant: |
Mercury |
| Final Listing Decision: |
List on 303(d) list (TMDL required list) |
| Last Listing Cycle's Final Listing Decision: |
List on 303(d) list (TMDL required list)(2006) |
| Revision Status |
Original |
| Sources: |
Mine Tailings |
| Expected TMDL Completion Date: |
2008 |
| Impairment from Pollutant or Pollution: |
Pollutant |
| |
| Regional Board Conclusion: |
303(d) listing decisions made prior to 2006 were not held in an assessment database. The Regional Boards will update this decision when new data and information become available and are assessed. |
| |
| Regional Board Decision Recommendation: |
No new data were assessed for 2008. The Regional Board will update this decision when new data and information become available and are assessed. |
| |
| State Board Review of Regional Board Conclusion and Recommendation: |
|
| |
| State Board Decision Recommendation: |
After review of this Regional Board decision, SWRCB staff recommend the decision be approved by the State Board. |
| |
| USEPA Action (if applicable): |
USEPA approved the listing of this water body as a water quality limited segment requiring a TMDL for this pollutant. |
| |
| |
Line of Evidence (LOE) for Decision ID 4084, Mercury
|
Region 2 |
Alamitos Creek |
|
| |
| LOE ID: |
3722 |
| |
| 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 pre-2006 303(d) |
| |
| SWAMP Data: |
Non-SWAMP |
| |
| Water Quality Objective/Criterion: |
Unspecified |
| Objective/Criterion Reference: |
Placeholder reference pre-2006 303(d) |
| |
| Evaluation Guideline: |
Unspecified |
| Guideline Reference: |
Placeholder reference pre-2006 303(d) |
| |
| Spatial Representation: |
Unspecified |
| Temporal Representation: |
Unspecified |
| Environmental Conditions: |
Unspecified |
| QAPP Information: |
Unspecified |
| QAPP Information Reference(s): |
| |