Official Government Website

Non-Administrative Guidance Documents

Expand each section to find links to IDWR’s non-administrative guidance documents as defined by Executive Order 2020-02.

NOTE: These documents include many memos that have become outdated due to changes in rules, statutes, or current department policy. Some memos have been amended or superseded by others, and some may no longer be applicable.

AdjudicationAdjudication Claims Manual

This manual explains the process of processing Adjudication Claims.
March 28, 2003 
National Flood Insurance ProgramIdaho Model Flood Damage Prevention Ordinance

This document serves as a model or template ordinance for local Idaho communities participating in the NFIP and is a reference for communities when adopting or amending floodplain ordinances to guide development and permitting in local floodplains. FEMA recommends each state develop a model ordinance.
April 23, 2020 
National Flood Insurance ProgramNFIP Irrigation and Drainage Permit Guidance Memorandum

This memo serves as the Floodplain Administrator’s guidance and instructions for permitting irrigation activities and facilities within mapped flood hazard zones.
February 28, 2019 
National Flood Insurance ProgramNFIP Irrigation and Drainage Permit Process Flowchart, Irrigation Permitting Chart, and FAQs

This documents is a summary and visual guide to the NFIP Irrigation and Drainage Permit Guidance Memorandum.
September 17, 2019 
Stream Channel AlterationStream Channel Alteration Permitting – Statewide (Except Wood River Valley)February 13, 2024
Stream Channel Alteration2020 Recreational Mining Permit Instructions

These Instructions document the open/closed stream seasons and other information including best management practices and guidelines for small scale suction dredge mining in Idaho.
March 28, 2020 
Stream Channel Alteration2020 Recreational Mining Special Supplement – South Fork Clearwater River

This form provides Supplemental Instructions/Special Conditions for small-scale suction dredge mining on the South Fork Clearwater River.
March 28, 2020 
Stream Channel Alteration2020 Recreational Mining Special Supplement – Boise Basin
Mores Creek, Grimes Creek, Elk Creek, and tributaries (Boise Basin)

This form provides supplemental Instructions/Special Conditions for small scale suction dredge mining in the Boise Basin (Mores Creek and Tributaries.)
March 28, 2020 
Stream Channel AlterationInstruction Guide for Joint Application for Permit

This guide provides instructions for submitting a Joint Application for Permits to alter a stream channel.
November 15, 2017 
Stream Channel AlterationProcessing Joint Applications for Permit Proposing Beaver Dam Analogs and Post Assisted Log Structures

This memo offers staff guidance regarding processing stream channel alteration permits that propose beaver dam analogs and post-assisted structures in stream channels.
Debember 19, 2019 
Stream Channel AlterationSouth Fork Clearwater River Special Supplement and Joint Application Approval Limits – Small Scale Suction Dredging

This memo serves as staff guidance for processing Special Supplement and Joint Applications for small scale suction dredge mining on the SF Clearwater River including the number of applications that can be approved each season.
April 21, 2020 
Water AllocationsReservoir One-Time Fill

Reminds IDWR staff members to carefully review whether applications to store water intend multiple reservoir fills.
August 2, 2006 
Water DistributionComponents of a Ground Water District Curtailment Request and Report and Analysis by the Idaho Department of Water Resources

This document offers guidance to Ground Water Districts (GWDs) regarding information IDWR requires from them when they ask IDWR to curtail GWD patrons pursuant to Idaho Code § 42-5244B. This document also describes how IDWR evaluates the information and processes curtailment requests from GWDs.
June 9, 2020 
Water DistributionIDWR Water Measurement and Reporting Guidelines

This document provides detail guidance regarding open-channel and closed conduit measurements and data collection, specific to ESPA.
June 30, 2009 
Water DistributionList of Approved Closed Conduit Flow Meters

This document lists the closed conduit flow meters that have passed third-party testing and are approved for installation in Idaho.
May 20, 2020 
Water DistributionMinimum Acceptable Standards for Open Channel and Closed Conduit Measuring Devices

This document provides a summary of open-channel and closed conduit measurement and field accuracy requirements.
February 1, 2017 
Water DistributionNotice of Opportunity to Qualify Flow Meters for Participation in IDWR’s Water Measurement Program

This guidance document supports IDWR’s process for third-party tested, pre-approved flow meters, provides manufacturers opportunity and instructions to have meters tested, and specifies testing criteria established by IDWR.
January 1, 2017 
Water DistributionWater District Operations Manual – Part I – Introduction to Water Districts

This IDWR publication summarizes the lawful directives and requirements contained in Idaho Code Title 42, Chapter 6 and Idaho Code §§ 42-111, 42-113, and 42-1401A.
June 27, 2019 
Water DistributionWater District Operations Manual – Part II – Water District Administrative Processes

This manual includes detailed information regarding the roles and responsibilities of watermasters and water district officials, and water district administrative processes.
June 29, 2020 
Water DistributionWater District Operations Manual – Appendices

This documents contains additional information in support of the Water District Operations Manual Parts I and II, such as guidance documents and reference materials including IDWR and Deputy Attorney General memos and letters.
July 10, 2020 
Water DistributionWater District Quick Reference Guide

This brief guide summarizes IDWR guidance for general water district operation and acceptable management practices.
January 1, 2011 
Water DistributionWatermaster Handbook

This handbook gives watermasters basic information and guidance needed to deliver water and manage a water district.
May 1, 2013 
Well ConstructionConditions and Procedures for Use of Start Card Drilling Permits and Pre-Sold Well I.D. Tags

This guidance document establishes procedures for using start card drilling permits in accordance with IDAPA Rule
March 1, 2017 
Well ConstructionFees for Closed Loop Geothermal Systems

This memo provides guidance for determining fees and blanket permits for closed loop heat pumps to facilitate energy efficient systems.
November 5, 2008 
Well ConstructionManagement Plan for the Bunker Hill Area of Drilling Concern (ADC)

This management plan describes implementation of well construction standards that exceed the minimum standards set by IDWR Well Construction Rules, specific to the Bunker Hill ADC.
June 3, 1994 
Well ConstructionOrder Designating the Bunker Hill Area of Drilling Concern (ADC)

This order designates an ADC based on request from the U.S. EPA, Idaho Department of Environmental Quality, the Idaho Department of Health and Welfare, and the Panhandle Health District to protect ground water resources and to protect the public health in the Bunker Hill Superfund site area.
June 3, 1994 
Well ConstructionOrder Designating the West Boise Area of Drilling Concern (ADC)

This order designates an ADC based on request from Vopak USA Inc. and the Idaho Department of Environmental Quality to prevent spreading of a groundwater contaminant plume containing the cleaning agent Perchloroethylene (PERC).
May 21, 2001 
Well ConstructionPreliminary Order Regarding the Proposed Creation of a West Ada Area of Drilling Concern (ADC)

This order denies a request for designation of an ADC in the Meridian area but authorizes, in accordance with IDWR rules, the implementation of certain well construction standards to prevent comingling of water between aquifers and protect ground water resources against naturally occurring levels of uranium and arsenic that exceed state water quality standards.
September 30, 2016 
Well ConstructionProcedures for Pre-Sold Well Identification Tags

This document updates procedures to Idaho Department of Water Resources (“Department”) staff regarding pre-sold well identification tags (“well tags” or “tags”). This guidance focuses on procedures for unused or lost/stolen tags, and situations where tags are not required.
December 1, 2020 
Well ConstructionProgram Guidance for Processing Well Construction Waivers

This document gives guidance to IDWR staff on processing requests for well construction waivers.
January 1, 2013 
Well ConstructionRequest for Waiver of Administrative Rules for Well Construction Standards

This document outlines a consistent approach to requesting a waiver of minimum standards in accordance with IDAPA Rule
June 1, 2013 
ver: 3.5.2a | last updated:
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