Stormwater Atlas

City of Flint

Lansing Stormwater Management Design Manual (EGLE WQv pattern)

CityDEP / DEQMichiganlowNeeds reviewCitations verified

This extraction is flagged for quality review.

Compare each cited field to the official PDF before relying on it. What this means

Placeholder using Lansing manual — replace with Flint city standards when found. Pipeline excerpt repair removed 1 unlocated citation(s).

Fields not found in document: document_metadata.jurisdiction_name

Document Metadata

Jurisdiction level
City

No evidence cited

State
Michigan

No evidence cited

Version / edition
Not found in document

No evidence cited

Adoption / effective date
Not found in document

No evidence cited

Last revised date
Not found in document

No evidence cited

Relationship to state manual
unknown

No evidence cited

Design Criteria

Design storm return periods (years)
1-year, 2-year, 10-year, 50-year, 100-year

No evidence cited

Water quality volume method
No durable Flint design-manual PDF found. Using Lansing Stormwater Management Design Manual as Michigan EGLE MS4 pattern: water quality treatment volume from ~0.9 inches of rainfall; channel protection through 2-year 24-hour storm.

No evidence cited

Peak flow calculation method(s)
Water quality treatment volume (~0.9 in), Channel protection (2-year 24-hour), Collection system peak (10-/50-year)

No evidence cited

Hydrologic/hydraulic software
Not found in document

No evidence cited

Approved BMP categories
Stormwater control measures (SCMs), Retention / infiltration, Filtration / detention SCMs

No evidence cited