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Document ID ca-on-dwqms-2026-02 Title Drinking Water Quality Management Standard URL https://ero.ontario.ca/public/2026-02/DWQMS%203.0_0.pdf Jurisdiction /ca/on Subdomain(s) none Language Status completed Analyzed at 2026-05-12 04:55:39.686455+00:00 Relevance inventory_targeted_fetch

Q Qualitative Requirements (42)

Req ID Category Intent Legal Status Name Subdomain(s) Context Conditions Confidence
#Q001administrativeoperationalmandatoryQuality Management System Documentationdrinking waterPLAN - The Operational Plan shall document a Quality Management System that meets the requirements of this Standard.high
#Q002operationaloperationalmandatoryQuality Management System Establishmentdrinking waterDO - The Operating Authority shall establish and maintain the Quality Management System in accordance with the requirements of this Standard and the policies and procedures documented in the Operational Plan.high
#Q003administrativeoperationalmandatoryQuality Management System Policy Documentationdrinking waterPLAN - The Operational Plan shall document a Quality Management System policy that provides the foundation for the Quality Management System, and: a) includes a commitment to the maintenance and continual improvement of the Quality Management System, b) includes a commitment to the Consumer to provide safe drinking water, c) includes a commitment to comply with applicable legislation and regulations, and d) is in a form that can be communicated to all Operating Authority personnel, the Owner and the Public.high
#Q004operationaloperationalmandatoryQuality Management System Policy Adherencedrinking waterDO - The Operating Authority shall establish and maintain a Quality Management System that is consistent with the Quality Management System Policy.high
#Q005administrativeoperationalmandatoryCommitment and Endorsement Documentation Processdrinking waterPLAN - The Operational Plan shall document a process for obtaining a written endorsement of its contents by Top Management and the Owner.high
#Q006administrativeoperationalmandatoryCommitment and Endorsement Evidencedrinking waterDO - The Operational Plan shall contain a written endorsement and Top Management shall provide evidence of its commitment to an effective Quality Management System by: a) ensuring that a Quality Management System is in place that meets the requirements of this Standard, b) ensuring that the Operating Authority is aware of all applicable legislative and regulatory requirements, c) communicating the Quality Management System according to the procedure for communications, d) determining, obtaining or providing the resources needed to maintain and continually improve the Quality Management System.high
#Q007administrativeoperationalmandatoryQuality Management System Representative Identificationdrinking waterPLAN - The Operational Plan shall identify a Quality Management System representative.high
#Q008administrativeoperationalmandatoryQuality Management System Representative Dutiesdrinking waterDO - Top Management shall appoint and authorize a Quality Management System representative who, irrespective of other responsibilities, shall: a) administer the Quality Management System by ensuring that processes and procedures needed for the Quality Management System are established and maintained, b) report to Top Management on the performance of the Quality Management System and any need for improvement, c) ensure that current versions of documents required by the Quality Management System are being used at all times, d) ensure that personnel are aware of all applicable legislative and regulatory requirements that pertain to their duties for the operation of the Subject System, and e) promote awareness of the Quality Management System throughout the Operating Authority.high
#Q009administrativereportingmandatoryDocument and Records Control Procedure Documentationdrinking waterPLAN - The Operational Plan shall document a procedure for Document and Records control that describes how: a) Documents required by the Quality Management System are: i. kept current, legible and readily identifiable ii. retrievable iii. stored, protected, retained and disposed of, and b) Records required by the Quality Management System are: i. kept legible, and readily identifiable ii. retrievable iii. stored, protected, retained and disposed of.high
#Q010administrativereportingmandatoryDocument and Records Control Implementationdrinking waterDO - The Operating Authority shall implement and conform to the procedure for Document and Records control and shall ensure that the Quality Management System documentation for the Subject System includes: a) the Operational Plan and its associated policies and procedures, b) Documents and Records determined by the Operating Authority as being needed to ensure the effective planning, operation and control of its operations, and c) the results of internal and external Audits and management reviews.high
#Q011administrativeoperationalmandatoryDrinking Water System Description Documentationdrinking waterPLAN - The Operational Plan shall document, as applicable: a) for the Subject System: i. the name of the Owner and Operating Authority, ii. a high-level description of the system including all Treatment System processes and Distribution System components, as applicable. iii. if the system includes a Treatment System: A. a Treatment System process flow chart, B. a description of the water source, including: I. general characteristics of the raw water supply, II. common event-driven fluctuations, and III. any resulting operational challenges and threats. iv. if the system includes a Distribution System: A. a description of any procedures that are in place to maintain disinfection residuals. b) if the Subject System is an Operational Subsystem, a summary description of the Municipal Residential Drinking Water System it is a part of including the name of the Operating Authority(ies) for the other Operational Subsystems. c) if the Subject System is connected to one or more other Drinking Water Systems owned by different Owners, a summary description of those systems which: i. indicates whether the Subject System obtains water from or supplies water to those systems, ii. names the Owner and Operating Authority(ies) of those systems, and iii. identifies which, if any, of those systems that the Subject System obtains water from are relied upon to ensure the provision of safe drinking water.high
#Q012administrativeoperationalmandatoryDrinking Water System Description Currencydrinking waterDO - The Operating Authority shall ensure that the description of the Drinking Water System is kept current.high
#Q013administrativeoperationalmandatoryRisk Assessment Process Documentationdrinking waterPLAN - The Operational Plan shall document a risk assessment process that: a) Considers potential hazardous events and associated hazards, as identified in the Ministry of the Environment, Conservation and Parks document titled 'Potential Hazardous Events for Municipal Residential Drinking Water Systems' (as amended from time to time). b) identifies additional potential hazardous events and associated hazards, c) assesses the risks associated with the occurrence of hazardous events, d) ranks the hazardous events according to the associated risk, e) identifies control measures to address the potential hazards and hazardous events, f) identifies Critical Control Points, g) identifies a method to verify, at least once every calendar year, the currency of the information and the validity of the assumptions used in the risk assessment, h) ensures that the risks are assessed at least once every thirty-six months, and i) considers the reliability and redundancy of equipment.high
#Q014operationaloperationalmandatoryRisk Assessment Performancedrinking waterDO - The Operating Authority shall perform a risk assessment consistent with the documented process.high
#Q015administrativeoperationalmandatoryRisk Assessment Outcomes Documentationdrinking waterPLAN - The Operational Plan shall document: a) the identified potential hazardous events and associated hazards, b) the assessed risks associated with the occurrence of hazardous events, c) the ranked hazardous events, d) the identified control measures to address the potential hazards and hazardous events, e) the identified Critical Control Points and their respective Critical Control Limits, f) procedures and/or processes to monitor the Critical Control Limits, g) procedures to respond to deviations from the Critical Control Limits, and h) procedures for reporting and recording deviations from the Critical Control Limits.high
#Q016operationaloperationalmandatoryRisk Assessment Procedures Implementationdrinking waterDO - The Operating Authority shall implement and conform to the procedures.high
#Q017administrativeoperationalmandatoryOrganizational Structure Documentationdrinking waterPLAN - The Operational Plan shall: a) describe the organizational structure of the Operating Authority including respective roles, responsibilities and authorities, b) delineate corporate oversight roles, responsibilities and authorities in the case where the Operating Authority operates multiple Subject Systems, c) identify role and/or job title of the person, persons or group of people within the management structure of the organization responsible for undertaking the Management Review described in Element 20, d) identify role and/or job title of the person, persons or group of people, having Top Management responsibilities required by this Standard, along with their responsibilities, and e) identify the Owner of the Subject System.high
#Q018administrativereportingmandatoryOrganizational Structure Currency and Communicationdrinking waterDO - The Operating Authority shall keep current the description of the organizational structure including respective roles, responsibilities and authorities, and shall communicate this information to Operating Authority personnel and the Owner.high
#Q019administrativeoperationalmandatoryCompetencies Documentationdrinking waterPLAN - The Operational Plan shall document: a) competencies required for personnel performing duties directly affecting drinking water quality, including any mandatory licensing, certification or training requirements, b) activities to develop and/or maintain competencies for personnel performing duties directly affecting drinking water quality, and c) activities to ensure that personnel are aware of the relevance of their duties and how they affect safe drinking water.high
#Q020operationaloperationalmandatoryCompetencies Activities and Recordsdrinking waterDO - The Operating Authority shall undertake activities to: a) meet and maintain competencies for personnel directly affecting drinking water quality and shall maintain records of these activities, and b) ensure that personnel are aware of the relevance of their duties and how they affect safe drinking water, and shall maintain records of these activities.high
#Q021administrativeoperationalmandatoryPersonnel Coverage Procedure Documentationdrinking waterPLAN - The Operational Plan shall document a procedure to ensure that sufficient personnel meeting identified competencies are available for duties that directly affect drinking water quality. The procedure shall consider: a) periods of routine operation, including weekdays, weekends, and statutory holidays b) labour disruptions (i.e., strike or lockout) c) emergency situationshigh
#Q022operationaloperationalmandatoryPersonnel Coverage Procedure Implementationdrinking waterDO - The Operating Authority shall implement and conform to the procedure.high
#Q023administrativereportingmandatoryCommunications Procedure Documentationdrinking waterPLAN - The Operational Plan shall document a procedure for communications that describes how the relevant aspects of the Quality Management System are communicated between: a) Top Management, b) the Owner, c) Operating Authority personnel, d) External service providers and Suppliers, and e) the Public.high
#Q024reportingreportingmandatoryCommunications Procedure Implementationdrinking waterDO - The Operating Authority shall implement and conform to the procedure.high
#Q025administrativeoperationalmandatoryEssential Supplies and Services Documentationdrinking waterPLAN - The Operational Plan shall: a) identify all supplies and services essential for the delivery of safe drinking water and shall state, for each supply or service, the means to ensure its procurement, and b) include a procedure by which the Operating Authority ensures the quality of essential supplies and services, in as much as they may affect drinking water quality.high
#Q026operationaloperationalmandatoryEssential Supplies and Services Implementationdrinking waterDO - The Operating Authority shall implement and conform to the procedure.high
#Q027administrativeoperationalmandatoryInfrastructure Review Procedure Documentationdrinking waterPLAN - The Operational Plan shall document a procedure for reviewing the adequacy of the infrastructure necessary to operate and maintain the Subject System that: a) Considers the outcomes of the risk assessment documented under Element 8, and b) Ensures that the adequacy of the infrastructure necessary to operate and maintain the Subject System is reviewed at least once every Calendar Year.high
#Q028operationalreportingmandatoryInfrastructure Review Procedure Implementationdrinking waterDO - The Operating Authority shall implement and conform to the procedure and communicate the findings of the review to the Owner.high
#Q029administrativeoperationalmandatoryInfrastructure Maintenance Programs Documentationdrinking waterPLAN - The Operational Plan shall document: a) a summary of the Operating Authority's infrastructure maintenance, rehabilitation and renewal programs for the Subject System, and b) a long term forecast of major infrastructure maintenance, rehabilitation and renewal activities.high
#Q030operationaloperationalmandatoryInfrastructure Maintenance Programs Managementdrinking water3. DO - The Operating Authority shall: a) keep the summary of the infrastructure maintenance, rehabilitation and renewal programs current, b) ensure that the long term forecast is reviewed at least once every Calendar Year, c) communicate the programs to the Owner, and d) monitor the effectiveness of the maintenance program.high
#Q031administrativereportingmandatorySampling, Testing and Monitoring Documentationdrinking waterPLAN - The Operational Plan shall document: a) a sampling, testing and monitoring procedure for process control and finished drinking water quality including requirements for sampling, testing and monitoring at the conditions most challenging to the Subject System, b) a description of relevant sampling, testing or monitoring activities, if any, that take place upstream of the Subject System, and c) a procedure that describes how sampling, testing and monitoring results are recorded and shared between the Operating Authority and the Owner, where applicable. d) a procedure for preparing Examination Summary Reports that conforms to the applicable best management practices published or endorsed by the Ministry of the Environment, Conservation and Parks, where the Operating Authority will use Examination Summary Reports to demonstrate compliance with sampling, testing, and monitoring requirements.high
#Q032monitoringoperationalmandatorySampling, Testing and Monitoring Procedures Implementationdrinking waterDO - The Operating Authority shall implement and conform to the procedures.high
#Q033administrativeoperationalmandatoryEquipment Calibration Procedure Documentationdrinking waterPLAN - The Operational Plan shall document a procedure for the calibration, verification and maintenance of measurement and recording equipment.high
#Q034operationaloperationalmandatoryEquipment Calibration Procedure Implementationdrinking waterDO - The Operating Authority shall implement and conform to the procedure.high
#Q035administrativeoperationalmandatoryEmergency Management Procedure Documentationdrinking waterPLAN - The Operational Plan shall document a procedure to maintain a state of emergency preparedness that includes: a) a list of potential emergency situations or emergency service interruptions that considers the outcomes of the risk assessment documented under Element 8, b) processes for emergency response and recovery, c) emergency response training requirements, d) emergency response testing requirements, including frequency, scope, and post-testing review of the effectiveness of response processes, e) Owner and Operating Authority responsibilities during emergency situations, f) references to municipal emergency planning measures as appropriate, and g) an emergency communication protocol and an up-to-date list of emergency contacts.high
#Q036operationaloperationalmandatoryEmergency Management Procedure Implementationdrinking waterDO - The Operating Authority shall: a) implement and conform to the procedure, and b) ensure that emergency response testing is conducted at least once every calendar year.high
#Q037administrativeoperationalmandatoryInternal Audits Procedure Documentationdrinking waterPLAN - The Operational Plan shall document a procedure for internal Audits that: a) evaluates conformity of the Quality Management System with the requirements of this Standard, b) identifies internal Audit criteria, frequency, scope, methodology and record-keeping requirements, and, c) considers previous internal and external Audit resultshigh
#Q038operationaloperationalmandatoryInternal Audits Executiondrinking waterDO - The Operating Authority shall implement and conform to the procedure and shall ensure that internal Audits are conducted at least once every Calendar Year.high
#Q039administrativeoperationalmandatoryManagement Review Procedure Documentationdrinking waterPLAN - The Operational Plan shall document a procedure for management review that evaluates the continuing suitability, adequacy and effectiveness of the Quality Management System and that includes consideration of: a) the Quality Management System policy, b) incidents of regulatory non-compliance, c) incidents of adverse drinking water tests, d) deviations from Critical Control Limits and response actions, e) the effectiveness of the risk assessment process, including any updates to the assumptions used in the risk assessment and/or any updates to the risk assessment outcomes, f) internal and third-party Audit results, g) results of emergency response testing, h) operational performance, i) quality and quantity trends associated with raw water supply, j) drinking water quality trends, k) follow-up on action items from previous management reviews, l) the status of management action items identified between reviews, m) changes that could impact the Quality Management System, including new or updated policies or legislation, n) Consumer feedback, o) the resources needed to maintain the Quality Management System, p) the results of the infrastructure review, q) Operational Plan currency, content and updates, and r) staff suggestions.high
#Q040operationaloperationalmandatoryManagement Review Executiondrinking waterDO - Top Management shall implement and conform to the procedure and shall: a) ensure that a management review is conducted at least once every Calendar Year, b) consider the results of the management review and identify deficiencies and actions items to address the deficiencies, c) provide a record of any decisions and action items related to the management review including the personnel responsible for delivering the action items and the proposed timelines for their implementation, d) report the results of the management review, the identified deficiencies, decisions and action items to the Owner, and e) report relevant outcomes from the management review to Operating Authority personnel.high
#Q041administrativeoperationalmandatoryContinual Improvement Procedure Developmentdrinking waterPLAN - The Operating Authority shall develop a procedure for tracking and measuring continual improvement of its Quality Management System by: a) reviewing and considering applicable best management practices, including any published by the Ministry of the Environment, Conservation and Parks, at least once every thirty-six months; b) documenting a process for identification and management of Quality Management System Corrective Actions that includes: i. investigating the cause(s) of an identified non-conformity using an established methodology for root cause analysis, ii. documenting the action(s) that will be taken to react, correct and prevent the non-conformity from re-occurring, and iii. reviewing the action(s) taken to correct the non-conformity, verifying that they are implemented and are effective in correcting and preventing the re-occurrence of the nonconformity. c) documenting a process for identification and implementation of Preventive Actions to prevent the occurrence of non-conformities in the Quality Management System that includes: i. reviewing processes and procedures to determine if preventive actions may be necessary, ii. documenting the outcome of the review, including the action(s), if any, that will be taken to prevent a non-conformity from occurring, and iii. reviewing the action(s) taken to prevent a non-conformity, verifying that they are implemented and are effective in preventing the occurrence of the non-conformity.high
#Q042corrective_actionoperationalmandatoryContinual Improvement Implementationdrinking waterDO The Operating Authority shall strive to continually improve the effectiveness of its Quality Management System by implementing and conforming to the procedure.high

P Quantitative Requirements (8)

Req ID Category Intent Legal Status Name Subdomain(s) Limit Type Limit Value Context Conditions Confidence
#R001operationaloperationalmandatoryPermit Effective Periodwastewaterrequirement<= 5 yearsThe permitting authority issues the permit to the facility for an effective period not to exceed five years.Individual NPDES permit issuancehigh
#R002operationaloperationalmandatoryPermit Reapplication Deadlinewastewaterrequirement>= 180 daysThe discharger must reapply at least 180 days prior to the expiration date.Prior to permit expirationhigh
#R003operationaloperationalmandatoryPublic Comment Periodwastewaterrequirement30 daysStaff prepares a draft and sends out a notice for a 30-day public comment period.Upon deeming application complete and preparing draft permithigh
#R004operationaloperationalmandatoryPublic Notice Publication Durationwastewaterrequirement1 dayThe discharger must publish the public notice for one day in the largest circulated paper in the municipality or county where the discharge will occurWithin permit notification processhigh
#R005operationaloperationalmandatoryProof of Publication Submission Deadlinewastewaterrequirement<= 15 dayssubmit proof of posting or publication to the Water Board within 15 days after posting or publication.After posting or publication of public noticehigh
#R006operationaloperationalmandatoryPublic Hearing Timingwastewaterrequirement> 30 daysThe Water Board holds a public hearing after the 30-day public notification.Following the public notification periodhigh
#R007operationaloperationalmandatoryEPA Objection Periodwastewaterrequirement30 daysU.S. EPA has 30 days to object to the adopted permit.After permit adoption by Water Boardhigh
#R008operationaloperationalguidancePermit Issuance Process DurationwastewaterOG~ 6 monthsThe permit issuance process takes approximately six months, but may take longer depending upon the nature of the discharge.Standard permit application processinghigh

D Definitions (0)

No definitions.