City of Bridgeport

Connecticut Stormwater Quality Manual (city follows CT DEEP 2024 Manual)

CityDEP / DEQConnecticutmediumNeeds reviewCitations verified

Open source PDF ↗Official agency page ↗

This extraction is flagged for quality review.

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

Municipality coverage via CT Stormwater Quality Manual 2024 (same pattern as other CT cities without local manuals).

Other manuals in Connecticut: City of Hartford, City of New Haven, City of Stamford, Connecticut, Connecticut

Document Metadata

Jurisdiction level

City

No evidence cited

State

Connecticut

No evidence cited

Version / edition

2024 Edition

No evidence cited

Adoption / effective date

2024-03-30

No evidence cited

Last revised date

2024-03-26

No evidence cited

Relationship to state manual

adopts state manual directly

“adopts_state_manual_directly — CT DEEP 2024 Manual”
Coverage note

Design Criteria

Design storm return periods (years)

2-year, 10-year, 100-year

No evidence cited

Water quality volume method

WQV = (P)(R)(A)/12 where P = 1.3 inches (90th percentile rainfall event), R = volumetric runoff coefficient = 0.05 + 0.009(I).

“𝑊𝑊𝑊𝑊𝑊𝑊 = (𝑃𝑃)(𝑅𝑅)(𝐴𝐴) 12 where: WQV = water quality volume (cubic feet) P = 1.3 inches (90th percentile rainfall event) R = volumetric runoff coefficient = 0.05+0.009( I) I = post- development impervious area (percent) after application of non-structural LID site p”
p. 53

Peak flow calculation method(s)

NRCS Curve Number method, Graphical Peak Discharge Method, TR-20, Rational Formula

No evidence cited

Hydrologic/hydraulic software

WinTR-55, HydroCAD, TR-20

No evidence cited

Approved BMP categories

Pretreatment BMPs, Infiltration BMPs, Filtering BMPs, Stormwater Pond BMPs, Stormwater Wetland BMPs, Water Quality Conveyance BMPs, Stormwater Reuse BMPs, Proprietary BMPs

No evidence cited