Clark County Regional Flood Control District

Hydrologic Criteria and Drainage Design Manual (HCDDM)

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

Clark County HCDDM covers Las Vegas metro flood/drainage criteria. Text extract truncated; confirm WQ BMP chapter if present. Pipeline excerpt repair removed 2 unlocated citation(s).

Fields not found in document: document_metadata.version_or_edition, document_metadata.last_revised_date, design_criteria.required_hydrologic_hydraulic_software, document_metadata.state_code, document_metadata.relationship_to_state_manual

Other manuals in Nevada: Carson City, Truckee Meadows (City of Reno, City of Sparks, and Washoe County)

Document Metadata

Jurisdiction level

Special District

“Regional Flood Control District”
Title

State

Not found in document

No evidence cited

Version / edition

Not found in document

No evidence cited

Adoption / effective date

1999

“--- page 7 --- Adopted August 12, 1999 HYDROLOGIC CRITERIA AND DRAINAGE DESIGN MANUAL 100 CLARK COUNTY REGIONAL FLOOD CONTROL DISTRICT HYDROLOGIC CRITERIA AND DRAINAGE DESIGN MANUAL SECTION 100 GENERAL PROVISIONS TABLE OF CONTENTS Page 101 TITLE 101 102 A”
p. 7

Last revised date

Not found in document

No evidence cited

Relationship to state manual

Not found in document

No evidence cited

Design Criteria

Design storm return periods (years)

2-year, 10-year, 100-year

“minor storm 10-year / major storm 100-year”
§304.2

Water quality volume method

Regional flood control / drainage design criteria; water quality BMP sizing may be in local agency supplements. Prepared extract truncated for large HCDDM.

“drainage design”
HCDDM

Peak flow calculation method(s)

Minor storm: 10-year (§304.2), Major storm: 100-year (§304.2), Rainfall frequencies from 2-year through 100-year (§500)

“minor and major storm”
§304.2

Hydrologic/hydraulic software

Not found in document

No evidence cited

Approved BMP categories

Detention, Channels, Storm drains, Flood control facilities

“detention / channels / storm drains”
Design chapters