Environmental Sciences Section

DENR

DWQ

Contacts

Aquatic Toxicology Unit Download Files

All files are in Adobe Acrobat Portable Document Format (.pdf) and can be displayed and printed with Adobe Acrobat Reader unless otherwise indicated.

WHOLE EFFLUENT TOXICITY MONITORING AND REPORTING

• Understanding and Implementing Your Monitoring Requirement: Information package for facility personnel
• DWQ Report Form AT-1: Report form for NC NPDES acute LC₅₀ and chronic pass/fail analyses
• DWQ Report Form AT-2: Report form for NC NPDES acute pass/fail analyses
• DWQ Report Form AT-3: Report form for NC NPDES chronic ChV and pass/fail analyses
• DWQ Report Form AT-6: Report form for NPDES Chronic LC50 Limit for Mysidopsis bahia
• WET Parameter Codes: Whole Effluent Toxicity Parameter Codes for Form MR-1
• Certified Laboratory List: List of biological laboratories certified by DWQ
• 07-08 HQ: Whole Effluent Toxicity TestingSelf-Monitoring Summary

NC DWQ WHOLE EFFLUENT TOXICITY PROCEDURES 

• Ceriodaphnia Chronic Pass/Fail: North Carolina Ceriodaphnia Chronic Effluent Bioassay Procedure, Revised February 1998
• Ceriodaphnia Chronic Phase II: North Carolina Phase II Chronic Whole Effluent Toxicity Test Procedure, Revised February 1998
• Acute Pass/Fail: Pass/Fail Methodology For Determining Acute Toxicity In A Single Effluent Concentration, Revised July 1992

BIOLOGICAL LABORATORY CERTIFICATION 

• Certification Application: Application for initial laboratory certification
• Certification Application: In MS Word 2000 format
• Certification Renewal Application: Application for those labs seeking certification renewal
• Certification Renewal Application: In MS Word 2000 format
• Laboratory Certification Rules: NC Administrative Code Section T15A: 02H .1100-Biological Laboratory Certification
• Guidance Document: Guidance document for laboratories seeking and maintaining certification
• Certification/Criteria Procedures Document: North Carolina Biological Laboratory Certification/Criteria Procedures Document, February 1998

TOXICITY REDUCTION EVALUATION (TRE)

• TRE Guidance Document: NC DWQ guidance for toxicity reduction activities
• Toxicity Reduction Evaluation Guidance for Municipal Wastewater Treatment Plants, EPA 833-B-99-002: EPA TRE Guidance for Municipal WWTPs
• Clarifications Regarding Toxicity Reduction and Identification Evaluations in the National Pollutant Discharge Elimination System Program: Additional EPA TIE/TRE Guidance, 03/27/2001

BIOCIDES 

• Biocide Worksheet Form 101: Biocide application worksheet
• Biocide Worksheet Form 101: In MS Word 97-98 format
• Biocide Application Spreadsheet: MS Excel 97-98 spreadsheet to perform Worskheet 101 calculations
• Biocide Application Spreadsheet: Lotus 4 spreadsheet to perform Worskheet 101 calculations

WHOLE EFFLUENT TOXICITY ENFORCEMENT POLICY 

• Revised Whole Effluent Toxicity Enforcement Policy: Effective 9/1/99
• Ceriodaphnia Chronic Limit Language: To be placed in new permits
• 8/26/99 Policy Revision Notification Letter: Describes policy revision effective 9/1/99
  

ACTION LEVEL POLICY IMPLEMENTATION 

• Action Level Policy: Effective 10/25/2000

.

Please direct questions or requests for further information to: cindy.a.moore@ncmail.net

.

For comments/questions about this site contact ESBwebmaster

This page created 3/19/01

Environmental Sciences Branch  1621 Mail Service Center  Raleigh, NC  27699-1621  919.743.8400