City of Eugene
Stormwater Management Manual
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Eugene 2025 SWMM with appendices. Pipeline excerpt repair removed 2 unlocated citation(s).
Fields not found in document: design_criteria.design_storm_return_periods_years, design_criteria.required_hydrologic_hydraulic_software, document_metadata.version_or_edition, document_metadata.last_revised_date
Other manuals in Oregon: City of Bend, City of Portland, City of Salem, Clean Water Services, Oregon
Document Metadata
Jurisdiction level
City
“City of Eugene”
Title
State
Oregon
“Oregon / Eugene Code”
1.1
Version / edition
Not found in document
No evidence cited
Adoption / effective date
2025-07-01
“Eugene Code as in effect on July 1, 2025”
Appendix A / intro
Last revised date
Not found in document
No evidence cited
Relationship to state manual
independent
“Eugene Code 9.6790 Stormwater Development Standards”
1.1
Design Criteria
Design storm return periods (years)
Not found in document
No evidence cited
Water quality volume method
Implements Eugene Code 9.6790–9.6797 standards for flood control, stormwater quality (pollution reduction facilities sized to Water Quality Design Storm), oil control for high-risk vehicle areas, and flow control. Facility selection/design in Chapters 2–3; flood control design storm tables in Appendix K; water quality design storm development in Appendix L.
“STORMWATER QUALITY / Water Quality Design Storm”
1.7 / Appendix L
Peak flow calculation method(s)
Flood control design methodologies (on-site / off-site facilities), Flow control methodologies, Water quality facility selection and design, Underground Injection Control (UIC) constraints where applicable
“STORMWATER FLOOD CONTROL / FLOW CONTROL”
1.6 / 1.9
Hydrologic/hydraulic software
Not found in document
No evidence cited
Approved BMP categories
Stormwater quality / pollution reduction facilities, Flow control facilities, Flood control facilities, Oil control facilities, Infiltration / UIC facilities
“Stormwater quality / oil control / flow control / flood control facilities”
Chapter 1 TOC