Snohomish County Public Utility District No. 1

Customer Service (M-F 8a-5:30p): 425-783-1000

Electrical Service Requirements (ESR) Manual

The information contained in this manual is intended to provide electrical contractors, architects, building contractors, engineers, and other customers with the specific technical information needed for determining acceptable methods of receiving electrical service from the PUD.

IMPORTANT:
Update Bulletins are issued when there are changes to the ESR. Each bulletin will contain a list of changes, which will be reflected in the electronic version of the ESR.

There are currently no update bulletins.

Updated March 2020

Download "ESR_toc.pdf"	ESR Manual: Table of Contents
	Changes are indicated by a bold vertical bar in the left margin (revised 1/27/15)

Download "ESR_1.pdf"	ESR Manual: Section 1
	Definitions (revised 1/27/15)

Download "ESR_2.pdf"	ESR Manual: Section 2
	General Requirements (revised 1/4/17)

Download "ESR_3.pdf"	ESR Manual: Section 3
	Overhead Service (revised 10/3/19)

Download "ESR_4.pdf"	ESR Manual: Section 4
	Underground Service (revised 4/6/21)

Download "ESR_5.pdf"	ESR Manual: Section 5
	Meters & Service Entrance (revised 7/7/20)

Download "ESR_6.pdf"	ESR Manual: Section 6
	Generation Interconnection (revised 7/12/17)

Download "SNPDFacConnReq_20180215wosig.pdf"	Facility Connection Requirements
	This is a summary of technical requirements for applicants connecting large generation resources, transmission lines, and large loads onto the PUD electric system. These requirements assure the safe operating integrity and reliability of the PUD’s electric system. (Rev 02/09/18)

Download "LineExtRegs.pdf"

Line Extension Regulations

Some of these chapters are large PDF files; you may want to download them to your computer hard drive before printing the files. If you cannot view these PDF files, you need Acrobat Reader. Download a free version at www.adobe.com. For best quality, use the Adobe print button instead of your browser print comment. We recommend at least version 5 of Acrobat Reader.

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