Oregon Drinking Water Services

Water System Surveys

The information on this page is designed for and intended for use by Drinking Water Services County and Department of Agriculture partners who have specialized training and are registered as environmental health specialists. If you have questions regarding this material please contact Drinking Water Services at (971) 673-0405.

On this page:

Survey Manual and Related Information
Survey Form Templates
Survey & Deficiency Follow-up
For Operators

Survey Manual and Related Information

Preparing for a Water System Survey
Water System Survey Reference Manual - revised 4/14/2022
Water System Survey Procedure - revised 3/28/2022
Symbols for Schematics and Sample Water System Schematics (MS Word)
Procedure for Counting Population and Connections for a Public Water System
Chemical Monitoring Schedules for Community and Non-Transient Non-Community groundwater systems
Standard Monitoring Framework to assist with completing the water quality monitoring page of the survey
Outstanding Performance
Deficiency List - revised 3/16/2022
Setback Issues Found in a Survey - Procedure - revised 12/15/2015
Is it a purchasing system or not a PWS? - revised 02/14/2020
Membrane Survey Staff Guide - revised 8/21/2020
Plumbing code vs PWS distribution system

Survey Form Templates

About Survey Template Packets
Survey Template Instructions
Instructions for adding an On/Off toggle switch for Word forms
Outstanding Performer Template: MS Word (password protected)

Survey template packets in MS Word password protected - revised 1/13/2023

Survey cover letter templates in MS Word - revised 11/27/2024

Community Groundwater Systems - includes outstanding performer information language
NTNC, TNC, and OVS Groundwater Systems
Community Surface Water Systems - includes outstanding performer information language
NTNC, TNC, and OVS Surface Water Systems

Survey Deficiency Follow-up

Procedure for Follow-up of Deficiencies Identified in a Water System Survey - Updated 3/4/2020
Failure to Take Corrective Action Template for Groundwater Systems (MS Word)
Failure to correct significant deficiencies following a water system survey:

For Groundwater System (Tier 2): MS Word -or- PDF
For Surface Water/GWUDI System (Tier 2): MS Word -or- PDF

For Operators

Resources to assist operators with preparing for surveys and inspections are located on the main site under Water System Operations.