Commercial New Construction

Prior to McMinnville Water & Light accepting the design application request, the following “Design Application Requirements” must be completed. It is important that the applicant provide the information needed and complete the steps for which they are responsible as quickly and completely as possible. A delay in providing information needed for engineering or construction will delay the availability of service.

Design Application Requirements

  • Completed Commercial Service Design Application (application is below)
  • A $150 nonrefundable application fee is required for each service request ($150 for water and $150 for power). The fee(s) will be credited to your project cost if you proceed with construction within 12 months of MW&L’s acceptance of the design app.
  • Site Plan including: all buildings, parking areas, sidewalks, other utilities, retaining walls, wells, fences, landscaping and the proposed transformer, metering location and proposed fire line location.
  • MW&L will contact customer after application has been reviewed to schedule an on‐site meeting. You will need to have the following items completed prior to site visit: 1. Property corners staked; 2. Driveway staked; 3. Building staked (if new home); 4. Service Entrance staked (where utilities will enter home)
  • Customer is required to notify other utilities for the installation of other facilities (NW Natural Gas: 1‐800‐422‐4012; Comcast Cable: 1‐800‐266‐2278; Frontier: 1‐877‐462‐8188; City of McMinnville (sanitary sewer and storm): 503‐434‐7312).

PLEASE NOTE: In some cases, where a contractor will be working on MW&L facilities, an “Extension Agreement” contract may be required depending upon the findings of the design requirements. In those cases, different requirements will have to be met.


Electric Service Requirements

The following documentation will be required prior to final design approval:

  • Electrical One Line Diagram
  • Switchgear Diagram (if applicable), including manufacturer, size (amps) and type of switchgear, CT bus bar and encl. dimensions

MW&L will contact customer to review design when complete.
Prior to energizing service, the following must be provided/completed:

  • Payment for total job cost
  • Call the Oregon Utility Notification Center for locates before you dig at 1‐800‐332‐2344 or dial “811”. Mark with white paint where you want to dig. You must call two working days prior to digging.
  • Conduit Inspections must be completed and approved by MW&L prior to backfill. 24-hour notice is required. Please call 503‐472‐6919 ext. 9.
  • Road/driveway installed and capable of supporting heavy trucks
  • Install the required customer-owned electrical service equipment
  • Obtain an electrical permit/inspection from the appropriate governmental agency(s)
  • Have permanent engraved placards with house numbers installed on multi‐meter bases
  • Obtain necessary survey for easement. Also include Land Ownership Details, including a copy of your title report, recorded warranty deed or real estate contract; a copy of your assessor’s map and or survey, or short plat and the name and address of the persons(s) authorized to sign easement documents
  • Easement signed for MW&L Facilities

Water Service Requirements

MW&L will install all water services through two inch (2”), unless they are part of an extension agreement. MW&L will contact customer to review design when complete. Prior to energizing service, the following must be provided/completed:

  • Payment for total job cost
  • For customer/contractor provided work, call the Oregon Utility Notification Center for locates before you dig at 1‐800‐332‐2344 or dial “811”. Mark with white paint where you want to dig. You must call two working days prior to digging.
  • Proper backflow installed, tested, and pass inspection (if required)
  • Obtain necessary survey for easement (if required). Also include Land Ownership Details, including a copy of your title report, recorded warranty deed or real estate contract; a copy of your assessor’s map and/or survey, or short plat and the name and address of the persons(s) authorized to sign easement documents.
  • Easement signed for MW&L Facilities

Note: Any deviation from the electrical/water design once established, may result in incurring additional costs for re-design and construction may be delayed. It is the customer’s responsibility to provide all the necessary MW&L requirements and specifications to subcontractors.
Thank you for closely following these steps to help ensure that your services are installed in a safe and timely manner.

New Commercial Construction Guidelines (PDF)