RFCD Ordinance, Policies & Procedures (Directory of Documents)

Page Contents:

• Floodplain Management Ordinance, Title 16 of the Pima County Code
• Riparian Habitat Guidelines
• Substantive Policy Statements
• Technical Policies (Interpretation of Title 16 and other Regulatory Documents)
• Technical Procedures (For Uniform Implementation of Technical or Complex Tasks)
• District Standards (To standardize work products)
• Incorporations by Reference
• Other Rules, Policies and Procedures

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Floodplain Management Ordinance, Title 16 of the Pima County Code

Current effective Ordinance

Title 16, Floodplain Management Ordinance 2010 FC5, effective 6/3/2010.

See the Pima County Code disclaimer.

PDF of recorded version of Title 16

Searchable PDF version of Title 16

Acrobat Reader for viewing PDF files can be downloaded free of charge from Adobe.

Ordinance Revision Update!

The revised Ordinance was approved in a 5-0 vote by the Pima County Board of Supervisors acting as the Board of Directors for the Pima County Flood Control District on May 4, 2010. The Ordinance became effective June 3, 2010. There are two versions of the final version available for review. The recorded, underline-strikeout version of Ordinance 2010 FC5 (PDF format) indicates the changes made to FEHMO 2005-FC2 (in red). The clean version of Ordinance 2010 FC5 (PDF format) does not have the mark-ups showing the changes made and is an easier to read version of the complete language of the Ordinance. Please go to the Revision of Floodplain Management Ordinance 2005-FC2 page to obtain more information about the revisions and revision process.

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Riparian Habitat Guidelines

The revised Regulated Riparian Habitat Mitigation Standards and Implementation Guidelines (Onsite Guidelines) (10 MB PDF format) and Regulated Riparian Habitat Offsite Mitigation Guidelines for Unincorporated Pima County (Offsite Guidelines) (12 MB PDF format) were adopted by Pima County Board of Supervisors acting as the Board of Directors for the Pima County Flood Control District on November 15, 2011.  The revised Guidelines outline requirements for complying with Chapter 16.30 of the Ordinance and provide property owners and developers guidance on how to mitigate for impacts to Regulated Riparian Habitat.

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Substantive Policy Statements

Technical Policies - Interpretation of Title 16 and Other Regulatory Documents

TECH-001	Completion of Elevation Certification-Qualification (ES)	Effective: 1/25/06
TECH-002	Erosion Hazard Setback Reductions to < 25 feet (AS)	Effective: 1/25/06
TECH-003	Minimum Construction Standards for MHs (AS)	Effective: 1/5/09, Rev. 11/24/10
TECH-004	Design of Flood Venting (BEJ)	Effective: 1/25/06
TECH-005	Minimum Requirements for Walls and Fences (BEJ)	Effective: 11/5/07
TECH-006	Erosion Protection for Fill Pads (AS)	Effective: 3/23/06, Rev 8/31/09
TECH-007	Applicability of the Detention/Retention Requirements	Effective: 3/29/06
TECH-008	Minimum Standards for Security Barriers	Effective: 6/8/06
TECH-009	Design of Landscaping in Basins and Channels	Effective: 6/13/06
TECH-010	Rainfall Input for Hydrologic Modeling	Effective: 3/15/07
TECH-011	Permitting Requirements for Accessory Structures  (BEJ)	Effective:  03/03/09
TECH-012	Erosion Hazard Reduction and Protection (AS)	Effective:  PENDING
TECH-013	Regulation of Shaded Zone X Classifications (BEJ)	Effective:  6/19/07, Rev. 12/30/09
TECH-014	Erosion Protection of Stem Wall Foundations (AS)	Effective:  8/31/09
TECH-015	Hydrologic Model Selection for Peak Discharge Determination (EC)	Effective:  10/1/07
TECH-016	Hydraulic Model Selection for Floodplain Delineation (EC)	Effective:  12/1/07
TECH-017	Acceptable Methods for Channel Design and Scour Calculations (EC)	Effective:  PENDING
TECH-018	Acceptable Model Parameterization for Determining Peak Discharges (EC)	Effective:  4/1/11
TECH-019	Standards for Floodplain Hydraulic Modeling (EC)	Effective:  PENDING
TECH-020	Engineering Analysis Requirements for Determining an Alternative Safe Erosion Hazard Setback Limit (AS)	Effective:  11/16/11
TECH-021	Use of Flood Resistant Materials Below the RFE (BEJ)	Effective:  3/3/08
TECH-022	Use of Flood Openings or Vents Below the RFE  (BEJ)	Effective:  11/02/09
TECH-023	Allowable Uses of Enclosed Areas with Flood Openings (BEJ)	Effective:  11/02/09
TECH-024	Avoiding Riparian Habitat-Requirement (MR)	Effective:  PENDING
TECH-025	Sand and Gravel Permitting Guidelines (ES)	Effective:  11/07/11
TECH-026	Interim Regulated Riparian Habitat Mitigation Standards and Implementation Guidelines (MR)	Effective 1/27/10
TECH-027	Protective Measures for Private Vehicular Access (AS) (4 MB file)	Effective:  5/25/11
TECH-028	Pre-Ordinance Agricultural Berms, Channels and Stock Ponds (BEJ)	Effective:  PENDING
TECH-029	Electrical Facilities That Are Considered "Critical Facilities"	Effective: 12-30-10

 

Technical Procedures - For Uniform Implementation of Technical or Complex Tasks

TECH-101	Determining BFEs in AE, AH Zones, and other floodplains with detailed studies (PDF) Base Flood Elevation Calculation Spreadsheet (Microsoft Excel format, right-click and choose "Save as" option to download)  Revised 1/24/2012	Effective: 1/25/06 Rev. 10/11/11
TECH-102	Manufactured Home Compliance Certification (ES)	Effective: PENDING
TECH-103	Establishing the Use of Covenants	Effective: 6/19/07
TECH-104	Determining DV2 in Surrounding Waters	Effective: PENDING
TECH-105	Criteria for Approval of Permits at the Counter	Effective: PENDING
TECH-106	Ordinance Determination of Applicability	Effective: 1/25/06
TECH-107	Calculating Riparian Habitat Disturbance	Effective: PENDING
TECH-108	Non-Conforming Use Guidelines	Effective: 3/3/08
TECH-111	Site Plan Requirements	Effective: PENDING
TECH-112	Requirements for LOMR Submittals	Effective:  PENDING
TECH-113	TECH-113: Completion of Elevation Certificates Please see also the following policy memo: Establishing a local datum for Elevation Certificates within Zone A Special Flood Hazard Areas and sheetflow floodplains (PDF format)	Effective: 5/23/07
TECH-114	Content of Drainage Reports for PDD	Effective: 11/1/07
TECH-115	Permitting within Regulatory Sheet Flood Areas	Effective: 11/2/09
TECH-116	Quantitative Methods for Regulated Riparian Habitat Boundary Modifications and On-Site Vegetation Surveys	Effective: PENDING

 

District Standards - To Standardize Work Products

DS-302	Ground and Aerial Survey Standards (JS)	Effective: 5/12/2011
DS-303	Computer Aided Drafting and Design Standards (DL)	Effective: 5/12/2011
DS-304	Soil Cement Repair Standard	Effective: 10/24/2011

 

Incorporations by Reference

Flood Insurance Study/Flood Insurance Rate Maps

Detention/Retention Manual (PDF format)

Standard Manual For Drainage Design and Floodplain Management

Map of Critical Basins within Unincorporated Pima County (PDF format)

Drainage and Channel Design Standards for Local Drainage (PDF format)

Other Rules, Policies and Procedures

Increasing Pier Widths for Debris Loading in Hydraulic Models (PDF format) - Policy Memorandum

Establishing a local datum for Elevation Certificates within Zone A Special Flood Hazard Areas and sheetflow floodplains (PDF format)

Table of Regulatory Discharges (PDF format)

Rule Clarification - Runoff Detention Systems Requirements of Ordinance Section 16.48.040 (PDF format)

Memorandum on Section 404 permit compliance statements (PDF format)

Due to the passage of SB 1598, also known as the Regulatory Bill of Rights, by the Arizona legislature, Floodplain Use Permits are subject to A.R.S. § 48-3646.  Please review the A.R.S. § 48-3646 Floodplain Use Permit Application Process Notice to learn more about A.R.S. § 48-3646 and District compliance with A.R.S. § 48-3646.