Sewage Treatment Facilities

48 Pages 11966 Words

Compliance Assessment of
Low Volume of Effluent Discharge
Sewage Treatment Facilities
with the Municipal Sewage Regulation (MSR)
of the Environmental Management Act

Sarah Brown, Environmental Quality Co-op

Table of Contents

1 Executive Summary 1
2 Introduction 3
3 Materials and Methods 5
4 Compliance Review Results 7
4.1. Reporting requirements 7
4.2. Effluent Quality 9
4.2.1. Total 5-day Biochemical Oxygen Demand 9
4.2.2 Total Suspended Solids 13
4.2.3 Fecal Coliform 14
4.2.4 Turbidity 16
4.2.5 Nitrogen 19
4.3 Operator Certification 24
5 Discussion and recommendations 25
5.1. Compliance Summary 25
5.2. Follow-up and Conclusion 32
6 References 33
7 Appendices a
Appendix A: Glossary and List of Symbols a
Appendix C: List of Units e
Appendix D: f
Schedule 3 — Standards for Discharges to Water f
Appendix D.A: Schedule 3 - Explanatory Notes h
Schedule 4 - Standards for Discharges into Ground j
Appendix D.B: Schedule 4 - Explanatory Notes m
Appendix E: Schedule 6 - Monitoring Requirements (1)(2) o
Appendix F: Section 22 - Operator qualifications and certification s
Appendix G: Section 28 - Reporting requirements u
Appendix H – Template Letters w
Template letter #1 – July 2004 Audit w
Template letter #2 – July 2004 Audit y
Template letter #3 – July 2004 Audit z
Template Letter #1 – December 2003 aa
Template Letter #2 – December 2003 bb



List of Figures
Figure 1 Effluent monitoring data submission compliance ratio with Section 28 and Schedule 6. (Displays the contribution of data submission to the overall compliance, emphasising data submission in second pie graph.) 8
Figure 2 Effluent quality, compliance ratio with Schedule 4. (Displays the contribution of discharge monitoring to the overall compliance, emphasising effluent quality in second pie graph.) 9
Figure 3 Sample set of effluent monitoring data for BOD5 submitted during July 2004 audit. 11
Figur...