City of South Bend
Indiana Storm Water Quality Manual (city MS4 / IDEM reference)
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Compare each cited field to the official PDF before relying on it. What this means
Municipality coverage via Indiana Storm Water Quality Manual (Evansville pattern).
Document Metadata
Jurisdiction level
City
No evidence cited
State
Indiana
No evidence cited
Version / edition
October 2007
No evidence cited
Adoption / effective date
2007-10-01
No evidence cited
Last revised date
Not found in document
No evidence cited
Relationship to state manual
adopts state manual directly
No evidence cited
Design Criteria
Design storm return periods (years)
10-year, 100-year
No evidence cited
Water quality volume method
Treat at least one-half inch of storm water runoff (water quality volume or storage) from impervious surfaces, targeting ≥80% TSS removal on an annual average basis; post-development peak discharge rates and volumes should not exceed predevelopment levels.
“Treat at least one-half inch of storm water runoff”
Indiana Storm Water Quality Manual
Peak flow calculation method(s)
Rational Method, NRCS TR-55, NRCS TR-20
No evidence cited
Hydrologic/hydraulic software
Not found in document
No evidence cited
Approved BMP categories
Vegetated Swales, Filter Strip / Filter Ridge, Bioretention Systems, Infiltration Trench / Basin, Dry Extended Detention / Wet Detention, Constructed Storm Water Wetlands, Pervious pavement systems
No evidence cited